From a4145534851bf74619cb373a942613a74547bb82 Mon Sep 17 00:00:00 2001 From: Peter Tyser Date: Mon, 12 Apr 2010 22:28:12 -0500 Subject: m68k: Move cpu/$CPU to arch/m68k/cpu/$CPU Signed-off-by: Peter Tyser diff --git a/arch/m68k/cpu/mcf5227x/Makefile b/arch/m68k/cpu/mcf5227x/Makefile new file mode 100644 index 0000000..d0e9b45 --- /dev/null +++ b/arch/m68k/cpu/mcf5227x/Makefile @@ -0,0 +1,48 @@ +# +# (C) Copyright 2000-2004 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +# CFLAGS += -DET_DEBUG + +LIB = lib$(CPU).a + +START = start.o +COBJS = cpu.o speed.o cpu_init.o interrupts.o + +SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) +START := $(addprefix $(obj),$(START)) + +all: $(obj).depend $(START) $(LIB) + +$(LIB): $(OBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) + +######################################################################### + +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/arch/m68k/cpu/mcf5227x/config.mk b/arch/m68k/cpu/mcf5227x/config.mk new file mode 100644 index 0000000..8eab49d --- /dev/null +++ b/arch/m68k/cpu/mcf5227x/config.mk @@ -0,0 +1,31 @@ +# +# (C) Copyright 2003 Josef Baumgartner +# +# (C) Copyright 2000-2004 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +PLATFORM_RELFLAGS += -ffixed-d7 -msep-data +ifneq ($(findstring 4.1,$(shell $(CC) --version)),4.1) +PLATFORM_CPPFLAGS += -mcpu=52277 -fPIC +else +PLATFORM_CPPFLAGS += -m5307 -fPIC +endif diff --git a/arch/m68k/cpu/mcf5227x/cpu.c b/arch/m68k/cpu/mcf5227x/cpu.c new file mode 100644 index 0000000..d9f5f43 --- /dev/null +++ b/arch/m68k/cpu/mcf5227x/cpu.c @@ -0,0 +1,77 @@ +/* + * + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include + +#include + +DECLARE_GLOBAL_DATA_PTR; + +int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) +{ + volatile rcm_t *rcm = (rcm_t *) (MMAP_RCM); + udelay(1000); + rcm->rcr |= RCM_RCR_SOFTRST; + + /* we don't return! */ + return 0; +}; + +int checkcpu(void) +{ + volatile ccm_t *ccm = (ccm_t *) MMAP_CCM; + u16 msk; + u16 id = 0; + u8 ver; + + puts("CPU: "); + msk = (ccm->cir >> 6); + ver = (ccm->cir & 0x003f); + switch (msk) { + case 0x6c: + id = 52277; + break; + } + + if (id) { + char buf1[32], buf2[32], buf3[32]; + + printf("Freescale MCF%d (Mask:%01x Version:%x)\n", id, msk, + ver); + printf(" CPU CLK %s MHz BUS CLK %s MHz FLB CLK %s MHz\n", + strmhz(buf1, gd->cpu_clk), + strmhz(buf2, gd->bus_clk), + strmhz(buf3, gd->flb_clk)); + printf(" INP CLK %s MHz VCO CLK %s MHz\n", + strmhz(buf1, gd->inp_clk), + strmhz(buf2, gd->vco_clk)); + } + + return 0; +} diff --git a/arch/m68k/cpu/mcf5227x/cpu_init.c b/arch/m68k/cpu/mcf5227x/cpu_init.c new file mode 100644 index 0000000..beb78f5 --- /dev/null +++ b/arch/m68k/cpu/mcf5227x/cpu_init.c @@ -0,0 +1,206 @@ +/* + * + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2004-2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include + +#include +#include + +/* + * Breath some life into the CPU... + * + * Set up the memory map, + * initialize a bunch of registers, + * initialize the UPM's + */ +void cpu_init_f(void) +{ + volatile scm1_t *scm1 = (scm1_t *) MMAP_SCM1; + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + volatile fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS; + volatile pll_t *pll = (volatile pll_t *)MMAP_PLL; + +#if !defined(CONFIG_CF_SBF) + /* Workaround, must place before fbcs */ + pll->psr = 0x12; + + scm1->mpr = 0x77777777; + scm1->pacra = 0; + scm1->pacrb = 0; + scm1->pacrc = 0; + scm1->pacrd = 0; + scm1->pacre = 0; + scm1->pacrf = 0; + scm1->pacrg = 0; + scm1->pacri = 0; + +#if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) \ + && defined(CONFIG_SYS_CS0_CTRL)) + fbcs->csar0 = CONFIG_SYS_CS0_BASE; + fbcs->cscr0 = CONFIG_SYS_CS0_CTRL; + fbcs->csmr0 = CONFIG_SYS_CS0_MASK; +#endif +#endif /* CONFIG_CF_SBF */ + +#if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) \ + && defined(CONFIG_SYS_CS1_CTRL)) + fbcs->csar1 = CONFIG_SYS_CS1_BASE; + fbcs->cscr1 = CONFIG_SYS_CS1_CTRL; + fbcs->csmr1 = CONFIG_SYS_CS1_MASK; +#endif + +#if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) \ + && defined(CONFIG_SYS_CS2_CTRL)) + fbcs->csar2 = CONFIG_SYS_CS2_BASE; + fbcs->cscr2 = CONFIG_SYS_CS2_CTRL; + fbcs->csmr2 = CONFIG_SYS_CS2_MASK; +#endif + +#if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) \ + && defined(CONFIG_SYS_CS3_CTRL)) + fbcs->csar3 = CONFIG_SYS_CS3_BASE; + fbcs->cscr3 = CONFIG_SYS_CS3_CTRL; + fbcs->csmr3 = CONFIG_SYS_CS3_MASK; +#endif + +#if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) \ + && defined(CONFIG_SYS_CS4_CTRL)) + fbcs->csar4 = CONFIG_SYS_CS4_BASE; + fbcs->cscr4 = CONFIG_SYS_CS4_CTRL; + fbcs->csmr4 = CONFIG_SYS_CS4_MASK; +#endif + +#if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) \ + && defined(CONFIG_SYS_CS5_CTRL)) + fbcs->csar5 = CONFIG_SYS_CS5_BASE; + fbcs->cscr5 = CONFIG_SYS_CS5_CTRL; + fbcs->csmr5 = CONFIG_SYS_CS5_MASK; +#endif + +#ifdef CONFIG_FSL_I2C + gpio->par_i2c = GPIO_PAR_I2C_SCL_SCL | GPIO_PAR_I2C_SDA_SDA; +#endif + + icache_enable(); +} + +/* + * initialize higher level parts of CPU like timers + */ +int cpu_init_r(void) +{ +#ifdef CONFIG_MCFRTC + volatile rtc_t *rtc = (volatile rtc_t *)(CONFIG_SYS_MCFRTC_BASE); + volatile rtcex_t *rtcex = (volatile rtcex_t *)&rtc->extended; + + rtcex->gocu = (CONFIG_SYS_RTC_OSCILLATOR >> 16) & 0xFFFF; + rtcex->gocl = CONFIG_SYS_RTC_OSCILLATOR & 0xFFFF; +#endif + + return (0); +} + +void uart_port_conf(int port) +{ + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + /* Setup Ports: */ + switch (port) { + case 0: + gpio->par_uart &= + (GPIO_PAR_UART_U0TXD_UNMASK & GPIO_PAR_UART_U0RXD_UNMASK); + gpio->par_uart |= + (GPIO_PAR_UART_U0TXD_U0TXD | GPIO_PAR_UART_U0RXD_U0RXD); + break; + case 1: + gpio->par_uart &= + (GPIO_PAR_UART_U1TXD_UNMASK & GPIO_PAR_UART_U1RXD_UNMASK); + gpio->par_uart |= + (GPIO_PAR_UART_U1TXD_U1TXD | GPIO_PAR_UART_U1RXD_U1RXD); + break; + case 2: + gpio->par_dspi &= + (GPIO_PAR_DSPI_SIN_UNMASK & GPIO_PAR_DSPI_SOUT_UNMASK); + gpio->par_dspi = + (GPIO_PAR_DSPI_SIN_U2RXD | GPIO_PAR_DSPI_SOUT_U2TXD); + break; + } +} + +#ifdef CONFIG_CF_DSPI +void cfspi_port_conf(void) +{ + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + gpio->par_dspi = + GPIO_PAR_DSPI_SIN_SIN | GPIO_PAR_DSPI_SOUT_SOUT | + GPIO_PAR_DSPI_SCK_SCK; +} + +int cfspi_claim_bus(uint bus, uint cs) +{ + volatile dspi_t *dspi = (dspi_t *) MMAP_DSPI; + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + if ((dspi->sr & DSPI_SR_TXRXS) != DSPI_SR_TXRXS) + return -1; + + /* Clear FIFO and resume transfer */ + dspi->mcr &= ~(DSPI_MCR_CTXF | DSPI_MCR_CRXF); + + switch (cs) { + case 0: + gpio->par_dspi &= ~GPIO_PAR_DSPI_PCS0_UNMASK; + gpio->par_dspi |= GPIO_PAR_DSPI_PCS0_PCS0; + break; + case 2: + gpio->par_timer &= GPIO_PAR_TIMER_T2IN_UNMASK; + gpio->par_timer |= GPIO_PAR_TIMER_T2IN_DSPIPCS2; + break; + } + + return 0; +} + +void cfspi_release_bus(uint bus, uint cs) +{ + volatile dspi_t *dspi = (dspi_t *) MMAP_DSPI; + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + dspi->mcr &= ~(DSPI_MCR_CTXF | DSPI_MCR_CRXF); /* Clear FIFO */ + + switch (cs) { + case 0: + gpio->par_dspi &= ~GPIO_PAR_DSPI_PCS0_PCS0; + break; + case 2: + gpio->par_timer &= GPIO_PAR_TIMER_T2IN_UNMASK; + break; + } +} +#endif diff --git a/arch/m68k/cpu/mcf5227x/interrupts.c b/arch/m68k/cpu/mcf5227x/interrupts.c new file mode 100644 index 0000000..85828a6 --- /dev/null +++ b/arch/m68k/cpu/mcf5227x/interrupts.c @@ -0,0 +1,52 @@ +/* + * + * (C) Copyright 2000-2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* CPU specific interrupt routine */ +#include +#include + +int interrupt_init(void) +{ + volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); + + /* Make sure all interrupts are disabled */ + intp->imrh0 |= 0xFFFFFFFF; + intp->imrl0 |= 0xFFFFFFFF; + + enable_interrupts(); + return 0; +} + +#if defined(CONFIG_MCFTMR) +void dtimer_intr_setup(void) +{ + volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); + + intp->icr0[CONFIG_SYS_TMRINTR_NO] = CONFIG_SYS_TMRINTR_PRI; + intp->imrh0 &= ~CONFIG_SYS_TMRINTR_MASK; +} +#endif diff --git a/arch/m68k/cpu/mcf5227x/speed.c b/arch/m68k/cpu/mcf5227x/speed.c new file mode 100644 index 0000000..7e385d3 --- /dev/null +++ b/arch/m68k/cpu/mcf5227x/speed.c @@ -0,0 +1,140 @@ +/* + * + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include + +#include + +DECLARE_GLOBAL_DATA_PTR; + +/* + * Low Power Divider specifications + */ +#define CLOCK_LPD_MIN (1 << 0) /* Divider (decoded) */ +#define CLOCK_LPD_MAX (1 << 15) /* Divider (decoded) */ + +#define CLOCK_PLL_FVCO_MAX 540000000 +#define CLOCK_PLL_FVCO_MIN 300000000 + +#define CLOCK_PLL_FSYS_MAX 266666666 +#define CLOCK_PLL_FSYS_MIN 100000000 +#define MHZ 1000000 + +void clock_enter_limp(int lpdiv) +{ + volatile ccm_t *ccm = (volatile ccm_t *)MMAP_CCM; + int i, j; + + /* Check bounds of divider */ + if (lpdiv < CLOCK_LPD_MIN) + lpdiv = CLOCK_LPD_MIN; + if (lpdiv > CLOCK_LPD_MAX) + lpdiv = CLOCK_LPD_MAX; + + /* Round divider down to nearest power of two */ + for (i = 0, j = lpdiv; j != 1; j >>= 1, i++) ; + + /* Apply the divider to the system clock */ + ccm->cdr = (ccm->cdr & 0xF0FF) | CCM_CDR_LPDIV(i); + + /* Enable Limp Mode */ + ccm->misccr |= CCM_MISCCR_LIMP; +} + +/* + * brief Exit Limp mode + * warning The PLL should be set and locked prior to exiting Limp mode + */ +void clock_exit_limp(void) +{ + volatile ccm_t *ccm = (volatile ccm_t *)MMAP_CCM; + volatile pll_t *pll = (volatile pll_t *)MMAP_PLL; + + /* Exit Limp mode */ + ccm->misccr &= ~CCM_MISCCR_LIMP; + + /* Wait for the PLL to lock */ + while (!(pll->psr & PLL_PSR_LOCK)) ; +} + +/* + * get_clocks() fills in gd->cpu_clock and gd->bus_clk + */ +int get_clocks(void) +{ + + volatile ccm_t *ccm = (volatile ccm_t *)MMAP_CCM; + volatile pll_t *pll = (volatile pll_t *)MMAP_PLL; + int vco, temp, pcrvalue, pfdr; + u8 bootmode; + + pcrvalue = pll->pcr & 0xFF0F0FFF; + pfdr = pcrvalue >> 24; + + if (pfdr == 0x1E) + bootmode = 0; /* Normal Mode */ + +#ifdef CONFIG_CF_SBF + bootmode = 3; /* Serial Mode */ +#endif + + if (bootmode == 0) { + /* Normal mode */ + vco = ((pll->pcr & 0xFF000000) >> 24) * CONFIG_SYS_INPUT_CLKSRC; + if ((vco < CLOCK_PLL_FVCO_MIN) || (vco > CLOCK_PLL_FVCO_MAX)) { + /* Default value */ + pcrvalue = (pll->pcr & 0x00FFFFFF); + pcrvalue |= 0x1E << 24; + pll->pcr = pcrvalue; + vco = + ((pll->pcr & 0xFF000000) >> 24) * + CONFIG_SYS_INPUT_CLKSRC; + } + gd->vco_clk = vco; /* Vco clock */ + } else if (bootmode == 3) { + /* serial mode */ + vco = ((pll->pcr & 0xFF000000) >> 24) * CONFIG_SYS_INPUT_CLKSRC; + gd->vco_clk = vco; /* Vco clock */ + } + + if ((ccm->ccr & CCM_MISCCR_LIMP) == CCM_MISCCR_LIMP) { + /* Limp mode */ + } else { + gd->inp_clk = CONFIG_SYS_INPUT_CLKSRC; /* Input clock */ + + temp = (pll->pcr & PLL_PCR_OUTDIV1_MASK) + 1; + gd->cpu_clk = vco / temp; /* cpu clock */ + + temp = ((pll->pcr & PLL_PCR_OUTDIV2_MASK) >> 4) + 1; + gd->flb_clk = vco / temp; /* flexbus clock */ + gd->bus_clk = gd->flb_clk; + } + +#ifdef CONFIG_FSL_I2C + gd->i2c1_clk = gd->bus_clk; +#endif + + return (0); +} diff --git a/arch/m68k/cpu/mcf5227x/start.S b/arch/m68k/cpu/mcf5227x/start.S new file mode 100644 index 0000000..30428f1 --- /dev/null +++ b/arch/m68k/cpu/mcf5227x/start.S @@ -0,0 +1,513 @@ +/* + * Copyright (C) 2003 Josef Baumgartner + * Based on code from Bernhard Kuhn + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include "version.h" +#include + +#ifndef CONFIG_IDENT_STRING +#define CONFIG_IDENT_STRING "" +#endif + +#define _START _start +#define _FAULT _fault + +#define SAVE_ALL \ + move.w #0x2700,%sr; /* disable intrs */ \ + subl #60,%sp; /* space for 15 regs */ \ + moveml %d0-%d7/%a0-%a6,%sp@; + +#define RESTORE_ALL \ + moveml %sp@,%d0-%d7/%a0-%a6; \ + addl #60,%sp; /* space for 15 regs */ \ + rte; + +#if defined(CONFIG_CF_SBF) +#define ASM_DRAMINIT (asm_dram_init - TEXT_BASE + CONFIG_SYS_INIT_RAM_ADDR) +#define ASM_SBF_IMG_HDR (asm_sbf_img_hdr - TEXT_BASE + CONFIG_SYS_INIT_RAM_ADDR) +#endif + +.text +/* + * Vector table. This is used for initial platform startup. + * These vectors are to catch any un-intended traps. + */ +_vectors: + +#if defined(CONFIG_CF_SBF) +INITSP: .long 0 /* Initial SP */ +INITPC: .long ASM_DRAMINIT /* Initial PC */ +#else +INITSP: .long 0 /* Initial SP */ +INITPC: .long _START /* Initial PC */ +#endif + +vector02: .long _FAULT /* Access Error */ +vector03: .long _FAULT /* Address Error */ +vector04: .long _FAULT /* Illegal Instruction */ +vector05: .long _FAULT /* Reserved */ +vector06: .long _FAULT /* Reserved */ +vector07: .long _FAULT /* Reserved */ +vector08: .long _FAULT /* Privilege Violation */ +vector09: .long _FAULT /* Trace */ +vector0A: .long _FAULT /* Unimplemented A-Line */ +vector0B: .long _FAULT /* Unimplemented F-Line */ +vector0C: .long _FAULT /* Debug Interrupt */ +vector0D: .long _FAULT /* Reserved */ +vector0E: .long _FAULT /* Format Error */ +vector0F: .long _FAULT /* Unitialized Int. */ + +/* Reserved */ +vector10_17: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +vector18: .long _FAULT /* Spurious Interrupt */ +vector19: .long _FAULT /* Autovector Level 1 */ +vector1A: .long _FAULT /* Autovector Level 2 */ +vector1B: .long _FAULT /* Autovector Level 3 */ +vector1C: .long _FAULT /* Autovector Level 4 */ +vector1D: .long _FAULT /* Autovector Level 5 */ +vector1E: .long _FAULT /* Autovector Level 6 */ +vector1F: .long _FAULT /* Autovector Level 7 */ + +#if !defined(CONFIG_CF_SBF) +/* TRAP #0 - #15 */ +vector20_2F: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +/* Reserved */ +vector30_3F: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +vector64_127: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +vector128_191: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +vector192_255: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +#endif + +#if defined(CONFIG_CF_SBF) + /* Image header: chksum 4 bytes, len 4 bytes, img dest 4 bytes */ +asm_sbf_img_hdr: + .long 0x00000000 /* checksum, not yet implemented */ + .long 0x00020000 /* image length */ + .long TEXT_BASE /* image to be relocated at */ + +asm_dram_init: + move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_CTRL), %d0 + movec %d0, %RAMBAR1 /* init Rambar */ + move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp + clr.l %sp@- + + /* Must disable global address */ + move.l #0xFC008000, %a1 + move.l #(CONFIG_SYS_CS0_BASE), (%a1) + move.l #0xFC008008, %a1 + move.l #(CONFIG_SYS_CS0_CTRL), (%a1) + move.l #0xFC008004, %a1 + move.l #(CONFIG_SYS_CS0_MASK), (%a1) + + /* + * Dram Initialization + * a1, a2, and d0 + */ + /* mscr sdram */ + move.l #0xFC0A4074, %a1 + move.b #(CONFIG_SYS_SDRAM_DRV_STRENGTH), (%a1) + nop + + /* SDRAM Chip 0 and 1 */ + move.l #0xFC0B8110, %a1 + move.l #0xFC0B8114, %a2 + + /* calculate the size */ + move.l #0x13, %d1 + move.l #(CONFIG_SYS_SDRAM_SIZE), %d2 +#ifdef CONFIG_SYS_SDRAM_BASE1 + lsr.l #1, %d2 +#endif + +dramsz_loop: + lsr.l #1, %d2 + add.l #1, %d1 + cmp.l #1, %d2 + bne dramsz_loop + + /* SDRAM Chip 0 and 1 */ + move.l #(CONFIG_SYS_SDRAM_BASE), (%a1) + or.l %d1, (%a1) +#ifdef CONFIG_SYS_SDRAM_BASE1 + move.l #(CONFIG_SYS_SDRAM_BASE1), (%a2) + or.l %d1, (%a2) +#endif + nop + + /* dram cfg1 and cfg2 */ + move.l #0xFC0B8008, %a1 + move.l #(CONFIG_SYS_SDRAM_CFG1), (%a1) + nop + move.l #0xFC0B800C, %a2 + move.l #(CONFIG_SYS_SDRAM_CFG2), (%a2) + nop + + move.l #0xFC0B8000, %a1 /* Mode */ + move.l #0xFC0B8004, %a2 /* Ctrl */ + + /* Issue PALL */ + move.l #(CONFIG_SYS_SDRAM_CTRL + 2), (%a2) + nop + + /* Issue LEMR */ + move.l #(CONFIG_SYS_SDRAM_MODE), (%a1) + nop + move.l #(CONFIG_SYS_SDRAM_EMOD), (%a1) + nop + + move.l #1000, %d0 +wait1000: + nop + subq.l #1, %d0 + bne wait1000 + + /* Issue PALL */ + move.l #(CONFIG_SYS_SDRAM_CTRL + 2), (%a2) + nop + + /* Perform two refresh cycles */ + move.l #(CONFIG_SYS_SDRAM_CTRL + 4), %d0 + nop + move.l %d0, (%a2) + move.l %d0, (%a2) + nop + + move.l #(CONFIG_SYS_SDRAM_CTRL), %d0 + and.l #0x7FFFFFFF, %d0 + or.l #0x10000c00, %d0 + move.l %d0, (%a2) + nop + + /* + * DSPI Initialization + * a0 - general, sram - 0x80008000 - 32, see M52277EVB.h + * a1 - dspi status + * a2 - dtfr + * a3 - drfr + * a4 - Dst addr + */ + + /* Enable pins for DSPI mode - chip-selects are enabled later */ + move.l #0xFC0A4036, %a0 + move.b #0x3F, %d0 + move.b %d0, (%a0) + + /* DSPI CS */ +#ifdef CONFIG_SYS_DSPI_CS0 + move.b (%a0), %d0 + or.l #0xC0, %d0 + move.b %d0, (%a0) +#endif +#ifdef CONFIG_SYS_DSPI_CS2 + move.l #0xFC0A4037, %a0 + move.b (%a0), %d0 + or.l #0x10, %d0 + move.b %d0, (%a0) +#endif + nop + + /* Configure DSPI module */ + move.l #0xFC05C000, %a0 + move.l #0x80FF0C00, (%a0) /* Master, clear TX/RX FIFO */ + + move.l #0xFC05C00C, %a0 + move.l #0x3E000011, (%a0) + + move.l #0xFC05C034, %a2 /* dtfr */ + move.l #0xFC05C03B, %a3 /* drfr */ + + move.l #(ASM_SBF_IMG_HDR + 4), %a1 + move.l (%a1)+, %d5 + move.l (%a1), %a4 + + move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_SBFHDR_DATA_OFFSET), %a0 + move.l #(CONFIG_SYS_SBFHDR_SIZE), %d4 + + move.l #0xFC05C02C, %a1 /* dspi status */ + + /* Issue commands and address */ + move.l #0x8004000B, %d2 /* Fast Read Cmd */ + jsr asm_dspi_wr_status + jsr asm_dspi_rd_status + + move.l #0x80040000, %d2 /* Address byte 2 */ + jsr asm_dspi_wr_status + jsr asm_dspi_rd_status + + move.l #0x80040000, %d2 /* Address byte 1 */ + jsr asm_dspi_wr_status + jsr asm_dspi_rd_status + + move.l #0x80040000, %d2 /* Address byte 0 */ + jsr asm_dspi_wr_status + jsr asm_dspi_rd_status + + move.l #0x80040000, %d2 /* Dummy Wr and Rd */ + jsr asm_dspi_wr_status + jsr asm_dspi_rd_status + + /* Transfer serial boot header to sram */ +asm_dspi_rd_loop1: + move.l #0x80040000, %d2 + jsr asm_dspi_wr_status + jsr asm_dspi_rd_status + + move.b %d1, (%a0) /* read, copy to dst */ + + add.l #1, %a0 /* inc dst by 1 */ + sub.l #1, %d4 /* dec cnt by 1 */ + bne asm_dspi_rd_loop1 + + /* Transfer u-boot from serial flash to memory */ +asm_dspi_rd_loop2: + move.l #0x80040000, %d2 + jsr asm_dspi_wr_status + jsr asm_dspi_rd_status + + move.b %d1, (%a4) /* read, copy to dst */ + + add.l #1, %a4 /* inc dst by 1 */ + sub.l #1, %d5 /* dec cnt by 1 */ + bne asm_dspi_rd_loop2 + + move.l #0x00040000, %d2 /* Terminate */ + jsr asm_dspi_wr_status + jsr asm_dspi_rd_status + + /* jump to memory and execute */ + move.l #(TEXT_BASE + 0x400), %a0 + move.l %a0, (%a1) + jmp (%a0) + +asm_dspi_wr_status: + move.l (%a1), %d0 /* status */ + and.l #0x0000F000, %d0 + cmp.l #0x00003000, %d0 + bgt asm_dspi_wr_status + + move.l %d2, (%a2) + rts + +asm_dspi_rd_status: + move.l (%a1), %d0 /* status */ + and.l #0x000000F0, %d0 + lsr.l #4, %d0 + cmp.l #0, %d0 + beq asm_dspi_rd_status + + move.b (%a3), %d1 + rts +#endif /* CONFIG_CF_SBF */ + + .text + . = 0x400 + .globl _start +_start: + nop + nop + move.w #0x2700,%sr /* Mask off Interrupt */ + + /* Set vector base register at the beginning of the Flash */ +#if defined(CONFIG_CF_SBF) + move.l #TEXT_BASE, %d0 + movec %d0, %VBR +#else + move.l #CONFIG_SYS_FLASH_BASE, %d0 + movec %d0, %VBR + + move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_CTRL), %d0 + movec %d0, %RAMBAR1 +#endif + + /* invalidate and disable cache */ + move.l #CF_CACR_CINV, %d0 /* Invalidate cache cmd */ + movec %d0, %CACR /* Invalidate cache */ + move.l #0, %d0 + movec %d0, %ACR0 + movec %d0, %ACR1 + + /* initialize general use internal ram */ + move.l #0, %d0 + move.l #(ICACHE_STATUS), %a1 /* icache */ + move.l #(DCACHE_STATUS), %a2 /* icache */ + move.l %d0, (%a1) + move.l %d0, (%a2) + + /* set stackpointer to end of internal ram to get some stackspace for + the first c-code */ + move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp + clr.l %sp@- + + move.l #__got_start, %a5 /* put relocation table address to a5 */ + + bsr cpu_init_f /* run low-level CPU init code (from flash) */ + bsr board_init_f /* run low-level board init code (from flash) */ + + /* board_init_f() does not return */ + +/*------------------------------------------------------------------------------*/ + +/* + * void relocate_code (addr_sp, gd, addr_moni) + * + * This "function" does not return, instead it continues in RAM + * after relocating the monitor code. + * + * r3 = dest + * r4 = src + * r5 = length in bytes + * r6 = cachelinesize + */ + .globl relocate_code +relocate_code: + link.w %a6,#0 + move.l 8(%a6), %sp /* set new stack pointer */ + + move.l 12(%a6), %d0 /* Save copy of Global Data pointer */ + move.l 16(%a6), %a0 /* Save copy of Destination Address */ + + move.l #CONFIG_SYS_MONITOR_BASE, %a1 + move.l #__init_end, %a2 + move.l %a0, %a3 + + /* copy the code to RAM */ +1: + move.l (%a1)+, (%a3)+ + cmp.l %a1,%a2 + bgt.s 1b + +/* + * We are done. Do not return, instead branch to second part of board + * initialization, now running from RAM. + */ + move.l %a0, %a1 + add.l #(in_ram - CONFIG_SYS_MONITOR_BASE), %a1 + jmp (%a1) + +in_ram: + +clear_bss: + /* + * Now clear BSS segment + */ + move.l %a0, %a1 + add.l #(_sbss - CONFIG_SYS_MONITOR_BASE),%a1 + move.l %a0, %d1 + add.l #(_ebss - CONFIG_SYS_MONITOR_BASE),%d1 +6: + clr.l (%a1)+ + cmp.l %a1,%d1 + bgt.s 6b + + /* + * fix got table in RAM + */ + move.l %a0, %a1 + add.l #(__got_start - CONFIG_SYS_MONITOR_BASE),%a1 + move.l %a1,%a5 /* * fix got pointer register a5 */ + + move.l %a0, %a2 + add.l #(__got_end - CONFIG_SYS_MONITOR_BASE),%a2 + +7: + move.l (%a1),%d1 + sub.l #_start,%d1 + add.l %a0,%d1 + move.l %d1,(%a1)+ + cmp.l %a2, %a1 + bne 7b + + /* calculate relative jump to board_init_r in ram */ + move.l %a0, %a1 + add.l #(board_init_r - CONFIG_SYS_MONITOR_BASE), %a1 + + /* set parameters for board_init_r */ + move.l %a0,-(%sp) /* dest_addr */ + move.l %d0,-(%sp) /* gd */ + jsr (%a1) + +/*------------------------------------------------------------------------------*/ +/* exception code */ + .globl _fault +_fault: + jmp _fault + .globl _exc_handler + +_exc_handler: + SAVE_ALL + movel %sp,%sp@- + bsr exc_handler + addql #4,%sp + RESTORE_ALL + + .globl _int_handler +_int_handler: + SAVE_ALL + movel %sp,%sp@- + bsr int_handler + addql #4,%sp + RESTORE_ALL + +/*------------------------------------------------------------------------------*/ + + .globl version_string +version_string: + .ascii U_BOOT_VERSION + .ascii " (", U_BOOT_DATE, " - ", U_BOOT_TIME, ")" + .ascii CONFIG_IDENT_STRING, "\0" + .align 4 diff --git a/arch/m68k/cpu/mcf523x/Makefile b/arch/m68k/cpu/mcf523x/Makefile new file mode 100644 index 0000000..d0e9b45 --- /dev/null +++ b/arch/m68k/cpu/mcf523x/Makefile @@ -0,0 +1,48 @@ +# +# (C) Copyright 2000-2004 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +# CFLAGS += -DET_DEBUG + +LIB = lib$(CPU).a + +START = start.o +COBJS = cpu.o speed.o cpu_init.o interrupts.o + +SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) +START := $(addprefix $(obj),$(START)) + +all: $(obj).depend $(START) $(LIB) + +$(LIB): $(OBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) + +######################################################################### + +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/arch/m68k/cpu/mcf523x/config.mk b/arch/m68k/cpu/mcf523x/config.mk new file mode 100644 index 0000000..fc79454 --- /dev/null +++ b/arch/m68k/cpu/mcf523x/config.mk @@ -0,0 +1,31 @@ +# +# (C) Copyright 2003 Josef Baumgartner +# +# (C) Copyright 2000-2004 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +PLATFORM_RELFLAGS += -ffixed-d7 -msep-data +ifneq ($(findstring 4.1,$(shell $(CC) --version)),4.1) +PLATFORM_CPPFLAGS += -mcpu=5235 -fPIC +else +PLATFORM_CPPFLAGS += -m5307 -fPIC +endif diff --git a/arch/m68k/cpu/mcf523x/cpu.c b/arch/m68k/cpu/mcf523x/cpu.c new file mode 100644 index 0000000..a1a5133 --- /dev/null +++ b/arch/m68k/cpu/mcf523x/cpu.c @@ -0,0 +1,124 @@ +/* + * + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include +#include + +#include + +DECLARE_GLOBAL_DATA_PTR; + +int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) +{ + volatile ccm_t *ccm = (ccm_t *) MMAP_CCM; + + ccm->rcr = CCM_RCR_SOFTRST; + /* we don't return! */ + return 0; +}; + +int checkcpu(void) +{ + volatile ccm_t *ccm = (ccm_t *) MMAP_CCM; + u16 msk; + u16 id = 0; + u8 ver; + + puts("CPU: "); + msk = (ccm->cir >> 6); + ver = (ccm->cir & 0x003f); + switch (msk) { + case 0x31: + id = 5235; + break; + } + + if (id) { + char buf1[32], buf2[32]; + + printf("Freescale MCF%d (Mask:%01x Version:%x)\n", id, msk, + ver); + printf(" CPU CLK %s MHz BUS CLK %s MHz\n", + strmhz(buf1, gd->cpu_clk), + strmhz(buf2, gd->bus_clk)); + } + + return 0; +}; + +#if defined(CONFIG_WATCHDOG) +/* Called by macro WATCHDOG_RESET */ +void watchdog_reset(void) +{ + volatile wdog_t *wdp = (wdog_t *) (MMAP_WDOG); + + wdp->sr = 0x5555; /* Count register */ + asm("nop"); + wdp->sr = 0xAAAA; /* Count register */ +} + +int watchdog_disable(void) +{ + volatile wdog_t *wdp = (wdog_t *) (MMAP_WDOG); + + /* UserManual, once the wdog is disabled, wdog cannot be re-enabled */ + wdp->cr |= WTM_WCR_HALTED; /* halted watchdog timer */ + + puts("WATCHDOG:disabled\n"); + return (0); +} + +int watchdog_init(void) +{ + volatile wdog_t *wdp = (wdog_t *) (MMAP_WDOG); + u32 wdog_module = 0; + + /* set timeout and enable watchdog */ + wdog_module = ((CONFIG_SYS_CLK / CONFIG_SYS_HZ) * CONFIG_WATCHDOG_TIMEOUT); + wdog_module |= (wdog_module / 8192); + wdp->mr = wdog_module; + + wdp->cr = WTM_WCR_EN; + puts("WATCHDOG:enabled\n"); + + return (0); +} +#endif /* CONFIG_WATCHDOG */ + +#if defined(CONFIG_MCFFEC) +/* Default initializations for MCFFEC controllers. To override, + * create a board-specific function called: + * int board_eth_init(bd_t *bis) + */ + +int cpu_eth_init(bd_t *bis) +{ + return mcffec_initialize(bis); +} +#endif diff --git a/arch/m68k/cpu/mcf523x/cpu_init.c b/arch/m68k/cpu/mcf523x/cpu_init.c new file mode 100644 index 0000000..0f299f0 --- /dev/null +++ b/arch/m68k/cpu/mcf523x/cpu_init.c @@ -0,0 +1,179 @@ +/* + * + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include + +#if defined(CONFIG_CMD_NET) +#include +#include +#include +#endif + +/* + * Breath some life into the CPU... + * + * Set up the memory map, + * initialize a bunch of registers, + * initialize the UPM's + */ +void cpu_init_f(void) +{ + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + volatile fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS; + volatile wdog_t *wdog = (wdog_t *) MMAP_WDOG; + volatile scm_t *scm = (scm_t *) MMAP_SCM; + + /* watchdog is enabled by default - disable the watchdog */ +#ifndef CONFIG_WATCHDOG + wdog->cr = 0; +#endif + + scm->rambar = (CONFIG_SYS_INIT_RAM_ADDR | SCM_RAMBAR_BDE); + + /* Port configuration */ + gpio->par_cs = 0; + +#if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) && defined(CONFIG_SYS_CS0_CTRL)) + fbcs->csar0 = CONFIG_SYS_CS0_BASE; + fbcs->cscr0 = CONFIG_SYS_CS0_CTRL; + fbcs->csmr0 = CONFIG_SYS_CS0_MASK; +#endif + +#if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) && defined(CONFIG_SYS_CS1_CTRL)) + gpio->par_cs |= GPIO_PAR_CS_CS1; + fbcs->csar1 = CONFIG_SYS_CS1_BASE; + fbcs->cscr1 = CONFIG_SYS_CS1_CTRL; + fbcs->csmr1 = CONFIG_SYS_CS1_MASK; +#endif + +#if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) && defined(CONFIG_SYS_CS2_CTRL)) + gpio->par_cs |= GPIO_PAR_CS_CS2; + fbcs->csar2 = CONFIG_SYS_CS2_BASE; + fbcs->cscr2 = CONFIG_SYS_CS2_CTRL; + fbcs->csmr2 = CONFIG_SYS_CS2_MASK; +#endif + +#if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) && defined(CONFIG_SYS_CS3_CTRL)) + gpio->par_cs |= GPIO_PAR_CS_CS3; + fbcs->csar3 = CONFIG_SYS_CS3_BASE; + fbcs->cscr3 = CONFIG_SYS_CS3_CTRL; + fbcs->csmr3 = CONFIG_SYS_CS3_MASK; +#endif + +#if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) && defined(CONFIG_SYS_CS4_CTRL)) + gpio->par_cs |= GPIO_PAR_CS_CS4; + fbcs->csar4 = CONFIG_SYS_CS4_BASE; + fbcs->cscr4 = CONFIG_SYS_CS4_CTRL; + fbcs->csmr4 = CONFIG_SYS_CS4_MASK; +#endif + +#if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) && defined(CONFIG_SYS_CS5_CTRL)) + gpio->par_cs |= GPIO_PAR_CS_CS5; + fbcs->csar5 = CONFIG_SYS_CS5_BASE; + fbcs->cscr5 = CONFIG_SYS_CS5_CTRL; + fbcs->csmr5 = CONFIG_SYS_CS5_MASK; +#endif + +#if (defined(CONFIG_SYS_CS6_BASE) && defined(CONFIG_SYS_CS6_MASK) && defined(CONFIG_SYS_CS6_CTRL)) + gpio->par_cs |= GPIO_PAR_CS_CS6; + fbcs->csar6 = CONFIG_SYS_CS6_BASE; + fbcs->cscr6 = CONFIG_SYS_CS6_CTRL; + fbcs->csmr6 = CONFIG_SYS_CS6_MASK; +#endif + +#if (defined(CONFIG_SYS_CS7_BASE) && defined(CONFIG_SYS_CS7_MASK) && defined(CONFIG_SYS_CS7_CTRL)) + gpio->par_cs |= GPIO_PAR_CS_CS7; + fbcs->csar7 = CONFIG_SYS_CS7_BASE; + fbcs->cscr7 = CONFIG_SYS_CS7_CTRL; + fbcs->csmr7 = CONFIG_SYS_CS7_MASK; +#endif + +#ifdef CONFIG_FSL_I2C + CONFIG_SYS_I2C_PINMUX_REG &= CONFIG_SYS_I2C_PINMUX_CLR; + CONFIG_SYS_I2C_PINMUX_REG |= CONFIG_SYS_I2C_PINMUX_SET; +#endif + + icache_enable(); +} + +/* + * initialize higher level parts of CPU like timers + */ +int cpu_init_r(void) +{ + return (0); +} + +void uart_port_conf(int port) +{ + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + /* Setup Ports: */ + switch (port) { + case 0: + gpio->par_uart &= ~(GPIO_PAR_UART_U0RXD | GPIO_PAR_UART_U0TXD); + gpio->par_uart |= (GPIO_PAR_UART_U0RXD | GPIO_PAR_UART_U0TXD); + break; + case 1: + gpio->par_uart &= + ~(GPIO_PAR_UART_U1RXD_MASK | GPIO_PAR_UART_U1TXD_MASK); + gpio->par_uart |= + (GPIO_PAR_UART_U1RXD_U1RXD | GPIO_PAR_UART_U1TXD_U1TXD); + break; + case 2: +#ifdef CONFIG_SYS_UART2_PRI_GPIO + gpio->par_uart &= ~(GPIO_PAR_UART_U2RXD | GPIO_PAR_UART_U2TXD); + gpio->par_uart |= (GPIO_PAR_UART_U2RXD | GPIO_PAR_UART_U2TXD); +#elif defined(CONFIG_SYS_UART2_ALT1_GPIO) + gpio->feci2c &= + ~(GPIO_PAR_FECI2C_EMDC_MASK | GPIO_PAR_FECI2C_EMDIO_MASK); + gpio->feci2c |= + (GPIO_PAR_FECI2C_EMDC_U2TXD | GPIO_PAR_FECI2C_EMDIO_U2RXD); +#endif + break; + } +} + +#if defined(CONFIG_CMD_NET) +int fecpin_setclear(struct eth_device *dev, int setclear) +{ + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + if (setclear) { + gpio->par_feci2c |= + (GPIO_PAR_FECI2C_EMDC_FECEMDC | + GPIO_PAR_FECI2C_EMDIO_FECEMDIO); + } else { + gpio->par_feci2c &= + ~(GPIO_PAR_FECI2C_EMDC_MASK | GPIO_PAR_FECI2C_EMDIO_MASK); + } + + return 0; +} +#endif diff --git a/arch/m68k/cpu/mcf523x/interrupts.c b/arch/m68k/cpu/mcf523x/interrupts.c new file mode 100644 index 0000000..db5ccdf --- /dev/null +++ b/arch/m68k/cpu/mcf523x/interrupts.c @@ -0,0 +1,49 @@ +/* + * + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* CPU specific interrupt routine */ +#include +#include + +int interrupt_init(void) +{ + volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); + + /* Make sure all interrupts are disabled */ + intp->imrl0 |= 0x1; + + enable_interrupts(); + return 0; +} + +#if defined(CONFIG_MCFTMR) +void dtimer_intr_setup(void) +{ + volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); + + intp->icr0[CONFIG_SYS_TMRINTR_NO] = CONFIG_SYS_TMRINTR_PRI; + intp->imrl0 &= ~INTC_IPRL_INT0; + intp->imrl0 &= ~CONFIG_SYS_TMRINTR_MASK; +} +#endif diff --git a/arch/m68k/cpu/mcf523x/speed.c b/arch/m68k/cpu/mcf523x/speed.c new file mode 100644 index 0000000..6096ba4 --- /dev/null +++ b/arch/m68k/cpu/mcf523x/speed.c @@ -0,0 +1,53 @@ +/* + * + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include + +#include + +DECLARE_GLOBAL_DATA_PTR; +/* + * get_clocks() fills in gd->cpu_clock and gd->bus_clk + */ +int get_clocks(void) +{ + volatile pll_t *pll = (volatile pll_t *)(MMAP_PLL); + + pll->syncr = PLL_SYNCR_MFD(1); + + while (!(pll->synsr & PLL_SYNSR_LOCK)); + + gd->bus_clk = CONFIG_SYS_CLK; + gd->cpu_clk = (gd->bus_clk * 2); + +#ifdef CONFIG_FSL_I2C + gd->i2c1_clk = gd->bus_clk; +#endif + + return (0); +} diff --git a/arch/m68k/cpu/mcf523x/start.S b/arch/m68k/cpu/mcf523x/start.S new file mode 100644 index 0000000..20b50e7 --- /dev/null +++ b/arch/m68k/cpu/mcf523x/start.S @@ -0,0 +1,275 @@ +/* + * Copyright (C) 2003 Josef Baumgartner + * Based on code from Bernhard Kuhn + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include "version.h" +#include + +#ifndef CONFIG_IDENT_STRING +#define CONFIG_IDENT_STRING "" +#endif + +#define _START _start +#define _FAULT _fault + +#define SAVE_ALL \ + move.w #0x2700,%sr; /* disable intrs */ \ + subl #60,%sp; /* space for 15 regs */ \ + moveml %d0-%d7/%a0-%a6,%sp@; + +#define RESTORE_ALL \ + moveml %sp@,%d0-%d7/%a0-%a6; \ + addl #60,%sp; /* space for 15 regs */ \ + rte; + +.text +/* + * Vector table. This is used for initial platform startup. + * These vectors are to catch any un-intended traps. + */ +_vectors: + +INITSP: .long 0x00000000 /* Initial SP */ +INITPC: .long _START /* Initial PC */ +vector02: .long _FAULT /* Access Error */ +vector03: .long _FAULT /* Address Error */ +vector04: .long _FAULT /* Illegal Instruction */ +vector05: .long _FAULT /* Reserved */ +vector06: .long _FAULT /* Reserved */ +vector07: .long _FAULT /* Reserved */ +vector08: .long _FAULT /* Privilege Violation */ +vector09: .long _FAULT /* Trace */ +vector0A: .long _FAULT /* Unimplemented A-Line */ +vector0B: .long _FAULT /* Unimplemented F-Line */ +vector0C: .long _FAULT /* Debug Interrupt */ +vector0D: .long _FAULT /* Reserved */ +vector0E: .long _FAULT /* Format Error */ +vector0F: .long _FAULT /* Unitialized Int. */ + +/* Reserved */ +vector10_17: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +vector18: .long _FAULT /* Spurious Interrupt */ +vector19: .long _FAULT /* Autovector Level 1 */ +vector1A: .long _FAULT /* Autovector Level 2 */ +vector1B: .long _FAULT /* Autovector Level 3 */ +vector1C: .long _FAULT /* Autovector Level 4 */ +vector1D: .long _FAULT /* Autovector Level 5 */ +vector1E: .long _FAULT /* Autovector Level 6 */ +vector1F: .long _FAULT /* Autovector Level 7 */ + +/* TRAP #0 - #15 */ +vector20_2F: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +/* Reserved */ +vector30_3F: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +vector64_127: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +vector128_191: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +vector192_255: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + + .text + + .globl _start +_start: + nop + nop + move.w #0x2700,%sr /* Mask off Interrupt */ + + /* Set vector base register at the beginning of the Flash */ + move.l #CONFIG_SYS_FLASH_BASE, %d0 + movec %d0, %VBR + + move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_CTRL), %d0 + movec %d0, %RAMBAR1 + + /* invalidate and disable cache */ + move.l #CF_CACR_CINV, %d0 /* Invalidate cache cmd */ + movec %d0, %CACR /* Invalidate cache */ + nop + move.l #0, %d0 + movec %d0, %ACR0 + movec %d0, %ACR1 + + /* initialize general use internal ram */ + move.l #0, %d0 + move.l #(ICACHE_STATUS), %a1 /* icache */ + move.l #(DCACHE_STATUS), %a2 /* icache */ + move.l %d0, (%a1) + move.l %d0, (%a2) + + /* set stackpointer to end of internal ram to get some stackspace for the + first c-code */ + move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp + clr.l %sp@- + + move.l #__got_start, %a5 /* put relocation table address to a5 */ + + bsr cpu_init_f /* run low-level CPU init code (from flash) */ + bsr board_init_f /* run low-level board init code (from flash) */ + + /* board_init_f() does not return */ + +/*------------------------------------------------------------------------------*/ + +/* + * void relocate_code (addr_sp, gd, addr_moni) + * + * This "function" does not return, instead it continues in RAM + * after relocating the monitor code. + * + * r3 = dest + * r4 = src + * r5 = length in bytes + * r6 = cachelinesize + */ + .globl relocate_code +relocate_code: + link.w %a6,#0 + move.l 8(%a6), %sp /* set new stack pointer */ + + move.l 12(%a6), %d0 /* Save copy of Global Data pointer */ + move.l 16(%a6), %a0 /* Save copy of Destination Address */ + + move.l #CONFIG_SYS_MONITOR_BASE, %a1 + move.l #__init_end, %a2 + move.l %a0, %a3 + + /* copy the code to RAM */ +1: + move.l (%a1)+, (%a3)+ + cmp.l %a1,%a2 + bgt.s 1b + +/* + * We are done. Do not return, instead branch to second part of board + * initialization, now running from RAM. + */ + move.l %a0, %a1 + add.l #(in_ram - CONFIG_SYS_MONITOR_BASE), %a1 + jmp (%a1) + +in_ram: + +clear_bss: + /* + * Now clear BSS segment + */ + move.l %a0, %a1 + add.l #(_sbss - CONFIG_SYS_MONITOR_BASE),%a1 + move.l %a0, %d1 + add.l #(_ebss - CONFIG_SYS_MONITOR_BASE),%d1 +6: + clr.l (%a1)+ + cmp.l %a1,%d1 + bgt.s 6b + + /* + * fix got table in RAM + */ + move.l %a0, %a1 + add.l #(__got_start - CONFIG_SYS_MONITOR_BASE),%a1 + move.l %a1,%a5 /* * fix got pointer register a5 */ + + move.l %a0, %a2 + add.l #(__got_end - CONFIG_SYS_MONITOR_BASE),%a2 + +7: + move.l (%a1),%d1 + sub.l #_start,%d1 + add.l %a0,%d1 + move.l %d1,(%a1)+ + cmp.l %a2, %a1 + bne 7b + + /* calculate relative jump to board_init_r in ram */ + move.l %a0, %a1 + add.l #(board_init_r - CONFIG_SYS_MONITOR_BASE), %a1 + + /* set parameters for board_init_r */ + move.l %a0,-(%sp) /* dest_addr */ + move.l %d0,-(%sp) /* gd */ + jsr (%a1) + +/*------------------------------------------------------------------------------*/ +/* exception code */ + .globl _fault +_fault: + jmp _fault + .globl _exc_handler + +_exc_handler: + SAVE_ALL + movel %sp,%sp@- + bsr exc_handler + addql #4,%sp + RESTORE_ALL + + .globl _int_handler +_int_handler: + SAVE_ALL + movel %sp,%sp@- + bsr int_handler + addql #4,%sp + RESTORE_ALL + +/*------------------------------------------------------------------------------*/ + + .globl version_string +version_string: + .ascii U_BOOT_VERSION + .ascii " (", U_BOOT_DATE, " - ", U_BOOT_TIME, ")" + .ascii CONFIG_IDENT_STRING, "\0" + .align 4 diff --git a/arch/m68k/cpu/mcf52x2/Makefile b/arch/m68k/cpu/mcf52x2/Makefile new file mode 100644 index 0000000..937cdd0 --- /dev/null +++ b/arch/m68k/cpu/mcf52x2/Makefile @@ -0,0 +1,49 @@ +# +# (C) Copyright 2000-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +# CFLAGS += -DET_DEBUG + +LIB = $(obj)lib$(CPU).a + +START = start.o +COBJS = interrupts.o cpu.o speed.o cpu_init.o + +SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) +START := $(addprefix $(obj),$(START)) + +all: $(obj).depend $(START) $(LIB) + +$(LIB): $(OBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/arch/m68k/cpu/mcf52x2/config.mk b/arch/m68k/cpu/mcf52x2/config.mk new file mode 100644 index 0000000..52751be --- /dev/null +++ b/arch/m68k/cpu/mcf52x2/config.mk @@ -0,0 +1,64 @@ +# +# (C) Copyright 2003 Josef Baumgartner +# +# (C) Copyright 2000-2004 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +PLATFORM_RELFLAGS += -ffixed-d7 -msep-data + +cfg=$(shell grep configs $(OBJTREE)/include/config.h | sed 's/.*<\(configs.*\)>/\1/') +is5208:=$(shell grep CONFIG_M5208 $(TOPDIR)/include/$(cfg)) +is5249:=$(shell grep CONFIG_M5249 $(TOPDIR)/include/$(cfg)) +is5253:=$(shell grep CONFIG_M5253 $(TOPDIR)/include/$(cfg)) +is5271:=$(shell grep CONFIG_M5271 $(TOPDIR)/include/$(cfg)) +is5272:=$(shell grep CONFIG_M5272 $(TOPDIR)/include/$(cfg)) +is5275:=$(shell grep CONFIG_M5275 $(TOPDIR)/include/$(cfg)) +is5282:=$(shell grep CONFIG_M5282 $(TOPDIR)/include/$(cfg)) + + +ifneq ($(findstring 4.1,$(shell $(CC) --version)),4.1) + +ifneq (,$(findstring CONFIG_M5208,$(is5208))) +PLATFORM_CPPFLAGS += -mcpu=5208 +endif +ifneq (,$(findstring CONFIG_M5249,$(is5249))) +PLATFORM_CPPFLAGS += -mcpu=5249 +endif +ifneq (,$(findstring CONFIG_M5253,$(is5253))) +PLATFORM_CPPFLAGS += -mcpu=5253 +endif +ifneq (,$(findstring CONFIG_M5271,$(is5271))) +PLATFORM_CPPFLAGS += -mcpu=5271 +endif +ifneq (,$(findstring CONFIG_M5272,$(is5272))) +PLATFORM_CPPFLAGS += -mcpu=5272 +endif +ifneq (,$(findstring CONFIG_M5275,$(is5275))) +PLATFORM_CPPFLAGS += -mcpu=5275 +endif +ifneq (,$(findstring CONFIG_M5282,$(is5282))) +PLATFORM_CPPFLAGS += -mcpu=5282 +endif + +else +PLATFORM_CPPFLAGS += -m5307 +endif diff --git a/arch/m68k/cpu/mcf52x2/cpu.c b/arch/m68k/cpu/mcf52x2/cpu.c new file mode 100644 index 0000000..c4c5d50 --- /dev/null +++ b/arch/m68k/cpu/mcf52x2/cpu.c @@ -0,0 +1,408 @@ +/* + * (C) Copyright 2003 + * Josef Baumgartner + * + * MCF5282 additionals + * (C) Copyright 2005 + * BuS Elektronik GmbH & Co. KG + * + * MCF5275 additions + * Copyright (C) 2008 Arthur Shipkowski (art@videon-central.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include +#include +#include +#include "cpu.h" + +DECLARE_GLOBAL_DATA_PTR; + +#ifdef CONFIG_M5208 +int do_reset(cmd_tbl_t *cmdtp, bd_t *bd, int flag, int argc, char *argv[]) +{ + volatile rcm_t *rcm = (rcm_t *)(MMAP_RCM); + + udelay(1000); + + rcm->rcr = RCM_RCR_SOFTRST; + + /* we don't return! */ + return 0; +}; + +int checkcpu(void) +{ + char buf1[32], buf2[32]; + + printf("CPU: Freescale Coldfire MCF5208\n" + " CPU CLK %s MHz BUS CLK %s MHz\n", + strmhz(buf1, gd->cpu_clk), + strmhz(buf2, gd->bus_clk)); + return 0; +}; + +#if defined(CONFIG_WATCHDOG) +/* Called by macro WATCHDOG_RESET */ +void watchdog_reset(void) +{ + volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG); + wdt->sr = 0x5555; + wdt->sr = 0xAAAA; +} + +int watchdog_disable(void) +{ + volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG); + + wdt->sr = 0x5555; /* reset watchdog counteDECLARE_GLOBAL_DATA_PTR; +r */ + wdt->sr = 0xAAAA; + wdt->cr = 0; /* disable watchdog timer */ + + puts("WATCHDOG:disabled\n"); + return (0); +} + +int watchdog_init(void) +{ + volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG); + + wdt->cr = 0; /* disable watchdog */ + + /* set timeout and enable watchdog */ + wdt->mr = + ((CONFIG_WATCHDOG_TIMEOUT * CONFIG_SYS_HZ) / (32768 * 1000)) - 1; + wdt->sr = 0x5555; /* reset watchdog counter */ + wdt->sr = 0xAAAA; + + puts("WATCHDOG:enabled\n"); + return (0); +} +#endif /* #ifdef CONFIG_WATCHDOG */ +#endif /* #ifdef CONFIG_M5208 */ + +#ifdef CONFIG_M5271 +/* + * Both MCF5270 and MCF5271 are members of the MPC5271 family. Try to + * determine which one we are running on, based on the Chip Identification + * Register (CIR). + */ +int checkcpu(void) +{ + char buf[32]; + unsigned short cir; /* Chip Identification Register */ + unsigned short pin; /* Part identification number */ + unsigned char prn; /* Part revision number */ + char *cpu_model; + + cir = mbar_readShort(MCF_CCM_CIR); + pin = cir >> MCF_CCM_CIR_PIN_LEN; + prn = cir & MCF_CCM_CIR_PRN_MASK; + + switch (pin) { + case MCF_CCM_CIR_PIN_MCF5270: + cpu_model = "5270"; + break; + case MCF_CCM_CIR_PIN_MCF5271: + cpu_model = "5271"; + break; + default: + cpu_model = NULL; + break; + } + + if (cpu_model) + printf("CPU: Freescale ColdFire MCF%s rev. %hu, at %s MHz\n", + cpu_model, prn, strmhz(buf, CONFIG_SYS_CLK)); + else + printf("CPU: Unknown - Freescale ColdFire MCF5271 family" + " (PIN: 0x%x) rev. %hu, at %s MHz\n", + pin, prn, strmhz(buf, CONFIG_SYS_CLK)); + + return 0; +} + +int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) +{ + /* Call the board specific reset actions first. */ + if(board_reset) { + board_reset(); + } + + mbar_writeByte(MCF_RCM_RCR, + MCF_RCM_RCR_SOFTRST | MCF_RCM_RCR_FRCRSTOUT); + return 0; +}; + +#if defined(CONFIG_WATCHDOG) +void watchdog_reset(void) +{ + mbar_writeShort(MCF_WTM_WSR, 0x5555); + mbar_writeShort(MCF_WTM_WSR, 0xAAAA); +} + +int watchdog_disable(void) +{ + mbar_writeShort(MCF_WTM_WCR, 0); + return (0); +} + +int watchdog_init(void) +{ + mbar_writeShort(MCF_WTM_WCR, MCF_WTM_WCR_EN); + return (0); +} +#endif /* #ifdef CONFIG_WATCHDOG */ + +#endif + +#ifdef CONFIG_M5272 +int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) +{ + volatile wdog_t *wdp = (wdog_t *) (MMAP_WDOG); + + wdp->wdog_wrrr = 0; + udelay(1000); + + /* enable watchdog, set timeout to 0 and wait */ + wdp->wdog_wrrr = 1; + while (1) ; + + /* we don't return! */ + return 0; +}; + +int checkcpu(void) +{ + volatile sysctrl_t *sysctrl = (sysctrl_t *) (MMAP_CFG); + uchar msk; + char *suf; + + puts("CPU: "); + msk = (sysctrl->sc_dir > 28) & 0xf; + switch (msk) { + case 0x2: + suf = "1K75N"; + break; + case 0x4: + suf = "3K75N"; + break; + default: + suf = NULL; + printf("Freescale MCF5272 (Mask:%01x)\n", msk); + break; + } + + if (suf) + printf("Freescale MCF5272 %s\n", suf); + return 0; +}; + +#if defined(CONFIG_WATCHDOG) +/* Called by macro WATCHDOG_RESET */ +void watchdog_reset(void) +{ + volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG); + wdt->wdog_wcr = 0; +} + +int watchdog_disable(void) +{ + volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG); + + wdt->wdog_wcr = 0; /* reset watchdog counter */ + wdt->wdog_wirr = 0; /* disable watchdog interrupt */ + wdt->wdog_wrrr = 0; /* disable watchdog timer */ + + puts("WATCHDOG:disabled\n"); + return (0); +} + +int watchdog_init(void) +{ + volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG); + + wdt->wdog_wirr = 0; /* disable watchdog interrupt */ + + /* set timeout and enable watchdog */ + wdt->wdog_wrrr = + ((CONFIG_WATCHDOG_TIMEOUT * CONFIG_SYS_HZ) / (32768 * 1000)) - 1; + wdt->wdog_wcr = 0; /* reset watchdog counter */ + + puts("WATCHDOG:enabled\n"); + return (0); +} +#endif /* #ifdef CONFIG_WATCHDOG */ + +#endif /* #ifdef CONFIG_M5272 */ + +#ifdef CONFIG_M5275 +int do_reset(cmd_tbl_t *cmdtp, bd_t *bd, int flag, int argc, char *argv[]) +{ + volatile rcm_t *rcm = (rcm_t *)(MMAP_RCM); + + udelay(1000); + + rcm->rcr = RCM_RCR_SOFTRST; + + /* we don't return! */ + return 0; +}; + +int checkcpu(void) +{ + char buf[32]; + + printf("CPU: Freescale Coldfire MCF5275 at %s MHz\n", + strmhz(buf, CONFIG_SYS_CLK)); + return 0; +}; + + +#if defined(CONFIG_WATCHDOG) +/* Called by macro WATCHDOG_RESET */ +void watchdog_reset(void) +{ + volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG); + wdt->wsr = 0x5555; + wdt->wsr = 0xAAAA; +} + +int watchdog_disable(void) +{ + volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG); + + wdt->wsr = 0x5555; /* reset watchdog counter */ + wdt->wsr = 0xAAAA; + wdt->wcr = 0; /* disable watchdog timer */ + + puts("WATCHDOG:disabled\n"); + return (0); +} + +int watchdog_init(void) +{ + volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG); + + wdt->wcr = 0; /* disable watchdog */ + + /* set timeout and enable watchdog */ + wdt->wmr = + ((CONFIG_WATCHDOG_TIMEOUT * CONFIG_SYS_HZ) / (32768 * 1000)) - 1; + wdt->wsr = 0x5555; /* reset watchdog counter */ + wdt->wsr = 0xAAAA; + + puts("WATCHDOG:enabled\n"); + return (0); +} +#endif /* #ifdef CONFIG_WATCHDOG */ + +#endif /* #ifdef CONFIG_M5275 */ + +#ifdef CONFIG_M5282 +int checkcpu(void) +{ + unsigned char resetsource = MCFRESET_RSR; + + printf("CPU: Freescale Coldfire MCF5282 (PIN: %2.2x REV: %2.2x)\n", + MCFCCM_CIR >> 8, MCFCCM_CIR & MCFCCM_CIR_PRN_MASK); + printf("Reset:%s%s%s%s%s%s%s\n", + (resetsource & MCFRESET_RSR_LOL) ? " Loss of Lock" : "", + (resetsource & MCFRESET_RSR_LOC) ? " Loss of Clock" : "", + (resetsource & MCFRESET_RSR_EXT) ? " External" : "", + (resetsource & MCFRESET_RSR_POR) ? " Power On" : "", + (resetsource & MCFRESET_RSR_WDR) ? " Watchdog" : "", + (resetsource & MCFRESET_RSR_SOFT) ? " Software" : "", + (resetsource & MCFRESET_RSR_LVD) ? " Low Voltage" : ""); + return 0; +} + +int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) +{ + MCFRESET_RCR = MCFRESET_RCR_SOFTRST; + return 0; +}; +#endif + +#ifdef CONFIG_M5249 +int checkcpu(void) +{ + char buf[32]; + + printf("CPU: Freescale Coldfire MCF5249 at %s MHz\n", + strmhz(buf, CONFIG_SYS_CLK)); + return 0; +} + +int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) +{ + /* enable watchdog, set timeout to 0 and wait */ + mbar_writeByte(MCFSIM_SYPCR, 0xc0); + while (1) ; + + /* we don't return! */ + return 0; +}; +#endif + +#ifdef CONFIG_M5253 +int checkcpu(void) +{ + char buf[32]; + + unsigned char resetsource = mbar_readLong(SIM_RSR); + printf("CPU: Freescale Coldfire MCF5253 at %s MHz\n", + strmhz(buf, CONFIG_SYS_CLK)); + + if ((resetsource & SIM_RSR_HRST) || (resetsource & SIM_RSR_SWTR)) { + printf("Reset:%s%s\n", + (resetsource & SIM_RSR_HRST) ? " Hardware/ System Reset" + : "", + (resetsource & SIM_RSR_SWTR) ? " Software Watchdog" : + ""); + } + return 0; +} + +int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) +{ + /* enable watchdog, set timeout to 0 and wait */ + mbar_writeByte(SIM_SYPCR, 0xc0); + while (1) ; + + /* we don't return! */ + return 0; +}; +#endif + +#if defined(CONFIG_MCFFEC) +/* Default initializations for MCFFEC controllers. To override, + * create a board-specific function called: + * int board_eth_init(bd_t *bis) + */ + +int cpu_eth_init(bd_t *bis) +{ + return mcffec_initialize(bis); +} +#endif diff --git a/arch/m68k/cpu/mcf52x2/cpu.h b/arch/m68k/cpu/mcf52x2/cpu.h new file mode 100644 index 0000000..c1227eb --- /dev/null +++ b/arch/m68k/cpu/mcf52x2/cpu.h @@ -0,0 +1,33 @@ +/* + * cpu.h + * + * Copyright (c) 2009 Freescale Semiconductor, Inc. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA + */ + +#ifndef _CPU_H_ +#define _CPU_H_ + +#include + +/* Use this to create board specific reset functions */ +void board_reset(void) __attribute__((__weak__)); + +#endif /* _CPU_H_ */ diff --git a/arch/m68k/cpu/mcf52x2/cpu_init.c b/arch/m68k/cpu/mcf52x2/cpu_init.c new file mode 100644 index 0000000..170bbfc --- /dev/null +++ b/arch/m68k/cpu/mcf52x2/cpu_init.c @@ -0,0 +1,747 @@ +/* + * (C) Copyright 2003 + * Josef Baumgartner + * + * MCF5282 additionals + * (C) Copyright 2005 + * BuS Elektronik GmbH & Co. KG + * (c) Copyright 2010 + * Arcturus Networks Inc. + * + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * Hayden Fraser (Hayden.Fraser@freescale.com) + * + * MCF5275 additions + * Copyright (C) 2008 Arthur Shipkowski (art@videon-central.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include + +#if defined(CONFIG_CMD_NET) +#include +#include +#include +#endif + +#ifndef CONFIG_M5272 +/* Only 5272 Flexbus chipselect is different from the rest */ +void init_fbcs(void) +{ + volatile fbcs_t *fbcs = (fbcs_t *) (MMAP_FBCS); + +#if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) \ + && defined(CONFIG_SYS_CS0_CTRL)) + fbcs->csar0 = CONFIG_SYS_CS0_BASE; + fbcs->cscr0 = CONFIG_SYS_CS0_CTRL; + fbcs->csmr0 = CONFIG_SYS_CS0_MASK; +#else +#warning "Chip Select 0 are not initialized/used" +#endif +#if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) \ + && defined(CONFIG_SYS_CS1_CTRL)) + fbcs->csar1 = CONFIG_SYS_CS1_BASE; + fbcs->cscr1 = CONFIG_SYS_CS1_CTRL; + fbcs->csmr1 = CONFIG_SYS_CS1_MASK; +#endif +#if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) \ + && defined(CONFIG_SYS_CS2_CTRL)) + fbcs->csar2 = CONFIG_SYS_CS2_BASE; + fbcs->cscr2 = CONFIG_SYS_CS2_CTRL; + fbcs->csmr2 = CONFIG_SYS_CS2_MASK; +#endif +#if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) \ + && defined(CONFIG_SYS_CS3_CTRL)) + fbcs->csar3 = CONFIG_SYS_CS3_BASE; + fbcs->cscr3 = CONFIG_SYS_CS3_CTRL; + fbcs->csmr3 = CONFIG_SYS_CS3_MASK; +#endif +#if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) \ + && defined(CONFIG_SYS_CS4_CTRL)) + fbcs->csar4 = CONFIG_SYS_CS4_BASE; + fbcs->cscr4 = CONFIG_SYS_CS4_CTRL; + fbcs->csmr4 = CONFIG_SYS_CS4_MASK; +#endif +#if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) \ + && defined(CONFIG_SYS_CS5_CTRL)) + fbcs->csar5 = CONFIG_SYS_CS5_BASE; + fbcs->cscr5 = CONFIG_SYS_CS5_CTRL; + fbcs->csmr5 = CONFIG_SYS_CS5_MASK; +#endif +#if (defined(CONFIG_SYS_CS6_BASE) && defined(CONFIG_SYS_CS6_MASK) \ + && defined(CONFIG_SYS_CS6_CTRL)) + fbcs->csar6 = CONFIG_SYS_CS6_BASE; + fbcs->cscr6 = CONFIG_SYS_CS6_CTRL; + fbcs->csmr6 = CONFIG_SYS_CS6_MASK; +#endif +#if (defined(CONFIG_SYS_CS7_BASE) && defined(CONFIG_SYS_CS7_MASK) \ + && defined(CONFIG_SYS_CS7_CTRL)) + fbcs->csar7 = CONFIG_SYS_CS7_BASE; + fbcs->cscr7 = CONFIG_SYS_CS7_CTRL; + fbcs->csmr7 = CONFIG_SYS_CS7_MASK; +#endif +} +#endif + +#if defined(CONFIG_M5208) +void cpu_init_f(void) +{ + volatile scm1_t *scm1 = (scm1_t *) MMAP_SCM1; + +#ifndef CONFIG_WATCHDOG + volatile wdog_t *wdg = (wdog_t *) MMAP_WDOG; + + /* Disable the watchdog if we aren't using it */ + wdg->cr = 0; +#endif + + scm1->mpr = 0x77777777; + scm1->pacra = 0; + scm1->pacrb = 0; + scm1->pacrc = 0; + scm1->pacrd = 0; + scm1->pacre = 0; + scm1->pacrf = 0; + + /* FlexBus Chipselect */ + init_fbcs(); + + icache_enable(); +} + +/* initialize higher level parts of CPU like timers */ +int cpu_init_r(void) +{ + return (0); +} + +void uart_port_conf(int port) +{ + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + /* Setup Ports: */ + switch (port) { + case 0: + gpio->par_uart &= GPIO_PAR_UART0_UNMASK; + gpio->par_uart |= (GPIO_PAR_UART_U0TXD | GPIO_PAR_UART_U0RXD); + break; + case 1: + gpio->par_uart &= GPIO_PAR_UART0_UNMASK; + gpio->par_uart |= (GPIO_PAR_UART_U1TXD | GPIO_PAR_UART_U1RXD); + break; + case 2: +#ifdef CONFIG_SYS_UART2_PRI_GPIO + gpio->par_timer &= + (GPIO_PAR_TMR_TIN0_UNMASK | GPIO_PAR_TMR_TIN1_UNMASK); + gpio->par_timer |= + (GPIO_PAR_TMR_TIN0_U2TXD | GPIO_PAR_TMR_TIN1_U2RXD); +#endif +#ifdef CONFIG_SYS_UART2_ALT1_GPIO + gpio->par_feci2c &= + (GPIO_PAR_FECI2C_MDC_UNMASK | GPIO_PAR_FECI2C_MDIO_UNMASK); + gpio->par_feci2c |= + (GPIO_PAR_FECI2C_MDC_U2TXD | GPIO_PAR_FECI2C_MDIO_U2RXD); +#endif +#ifdef CONFIG_SYS_UART2_ALT1_GPIO + gpio->par_feci2c &= + (GPIO_PAR_FECI2C_SDA_UNMASK | GPIO_PAR_FECI2C_SCL_UNMASK); + gpio->par_feci2c |= + (GPIO_PAR_FECI2C_SDA_U2TXD | GPIO_PAR_FECI2C_SCL_U2RXD); +#endif + break; + } +} + +#if defined(CONFIG_CMD_NET) +int fecpin_setclear(struct eth_device *dev, int setclear) +{ + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + if (setclear) { + gpio->par_fec |= + GPIO_PAR_FEC_7W_FEC | GPIO_PAR_FEC_MII_FEC; + gpio->par_feci2c |= + GPIO_PAR_FECI2C_MDC_MDC | GPIO_PAR_FECI2C_MDIO_MDIO; + } else { + gpio->par_fec &= + (GPIO_PAR_FEC_7W_UNMASK & GPIO_PAR_FEC_MII_UNMASK); + gpio->par_feci2c &= GPIO_PAR_FECI2C_RMII_UNMASK; + } + return 0; +} +#endif /* CONFIG_CMD_NET */ +#endif /* CONFIG_M5208 */ + +#if defined(CONFIG_M5253) +/* + * Breath some life into the CPU... + * + * Set up the memory map, + * initialize a bunch of registers, + * initialize the UPM's + */ +void cpu_init_f(void) +{ + mbar_writeByte(MCFSIM_MPARK, 0x40); /* 5249 Internal Core takes priority over DMA */ + mbar_writeByte(MCFSIM_SYPCR, 0x00); + mbar_writeByte(MCFSIM_SWIVR, 0x0f); + mbar_writeByte(MCFSIM_SWSR, 0x00); + mbar_writeByte(MCFSIM_SWDICR, 0x00); + mbar_writeByte(MCFSIM_TIMER1ICR, 0x00); + mbar_writeByte(MCFSIM_TIMER2ICR, 0x88); + mbar_writeByte(MCFSIM_I2CICR, 0x00); + mbar_writeByte(MCFSIM_UART1ICR, 0x00); + mbar_writeByte(MCFSIM_UART2ICR, 0x00); + mbar_writeByte(MCFSIM_ICR6, 0x00); + mbar_writeByte(MCFSIM_ICR7, 0x00); + mbar_writeByte(MCFSIM_ICR8, 0x00); + mbar_writeByte(MCFSIM_ICR9, 0x00); + mbar_writeByte(MCFSIM_QSPIICR, 0x00); + + mbar2_writeLong(MCFSIM_GPIO_INT_EN, 0x00000080); + mbar2_writeByte(MCFSIM_INTBASE, 0x40); /* Base interrupts at 64 */ + mbar2_writeByte(MCFSIM_SPURVEC, 0x00); + + /*mbar2_writeLong(MCFSIM_IDECONFIG1, 0x00000020); */ /* Enable a 1 cycle pre-drive cycle on CS1 */ + + /* FlexBus Chipselect */ + init_fbcs(); + +#ifdef CONFIG_FSL_I2C + CONFIG_SYS_I2C_PINMUX_REG = + CONFIG_SYS_I2C_PINMUX_REG & CONFIG_SYS_I2C_PINMUX_CLR; + CONFIG_SYS_I2C_PINMUX_REG |= CONFIG_SYS_I2C_PINMUX_SET; +#ifdef CONFIG_SYS_I2C2_OFFSET + CONFIG_SYS_I2C2_PINMUX_REG &= CONFIG_SYS_I2C2_PINMUX_CLR; + CONFIG_SYS_I2C2_PINMUX_REG |= CONFIG_SYS_I2C2_PINMUX_SET; +#endif +#endif + + /* enable instruction cache now */ + icache_enable(); +} + +/*initialize higher level parts of CPU like timers */ +int cpu_init_r(void) +{ + return (0); +} + +void uart_port_conf(int port) +{ + volatile u32 *par = (u32 *) MMAP_PAR; + + /* Setup Ports: */ + switch (port) { + case 1: + *par &= 0xFFE7FFFF; + *par |= 0x00180000; + break; + case 2: + *par &= 0xFFFFFFFC; + *par &= 0x00000003; + break; + } +} +#endif /* #if defined(CONFIG_M5253) */ + +#if defined(CONFIG_M5271) +void cpu_init_f(void) +{ +#ifndef CONFIG_WATCHDOG + /* Disable the watchdog if we aren't using it */ + mbar_writeShort(MCF_WTM_WCR, 0); +#endif + + /* FlexBus Chipselect */ + init_fbcs(); + +#ifdef CONFIG_SYS_MCF_SYNCR + /* Set clockspeed according to board header file */ + mbar_writeLong(MCF_FMPLL_SYNCR, CONFIG_SYS_MCF_SYNCR); +#else + /* Set clockspeed to 100MHz */ + mbar_writeLong(MCF_FMPLL_SYNCR, + MCF_FMPLL_SYNCR_MFD(0) | MCF_FMPLL_SYNCR_RFD(0)); +#endif + while (!mbar_readByte(MCF_FMPLL_SYNSR) & MCF_FMPLL_SYNSR_LOCK) ; +} + +/* + * initialize higher level parts of CPU like timers + */ +int cpu_init_r(void) +{ + return (0); +} + +void uart_port_conf(int port) +{ + u16 temp; + + /* Setup Ports: */ + switch (port) { + case 0: + temp = mbar_readShort(MCF_GPIO_PAR_UART) & 0xFFF3; + temp |= (MCF_GPIO_PAR_UART_U0TXD | MCF_GPIO_PAR_UART_U0RXD); + mbar_writeShort(MCF_GPIO_PAR_UART, temp); + break; + case 1: + temp = mbar_readShort(MCF_GPIO_PAR_UART) & 0xF0FF; + temp |= (MCF_GPIO_PAR_UART_U1RXD_UART1 | MCF_GPIO_PAR_UART_U1TXD_UART1); + mbar_writeShort(MCF_GPIO_PAR_UART, temp); + break; + case 2: + temp = mbar_readShort(MCF_GPIO_PAR_UART) & 0xCFFF; + temp |= (0x3000); + mbar_writeShort(MCF_GPIO_PAR_UART, temp); + break; + } +} + +#if defined(CONFIG_CMD_NET) +int fecpin_setclear(struct eth_device *dev, int setclear) +{ + if (setclear) { + /* Enable Ethernet pins */ + mbar_writeByte(MCF_GPIO_PAR_FECI2C, + (mbar_readByte(MCF_GPIO_PAR_FECI2C) | 0xF0)); + } else { + } + + return 0; +} +#endif /* CONFIG_CMD_NET */ +#endif + +#if defined(CONFIG_M5272) +/* + * Breath some life into the CPU... + * + * Set up the memory map, + * initialize a bunch of registers, + * initialize the UPM's + */ +void cpu_init_f(void) +{ + /* if we come from RAM we assume the CPU is + * already initialized. + */ +#ifndef CONFIG_MONITOR_IS_IN_RAM + volatile sysctrl_t *sysctrl = (sysctrl_t *) (CONFIG_SYS_MBAR); + volatile gpio_t *gpio = (gpio_t *) (MMAP_GPIO); + volatile csctrl_t *csctrl = (csctrl_t *) (MMAP_FBCS); + + sysctrl->sc_scr = CONFIG_SYS_SCR; + sysctrl->sc_spr = CONFIG_SYS_SPR; + + /* Setup Ports: */ + gpio->gpio_pacnt = CONFIG_SYS_PACNT; + gpio->gpio_paddr = CONFIG_SYS_PADDR; + gpio->gpio_padat = CONFIG_SYS_PADAT; + gpio->gpio_pbcnt = CONFIG_SYS_PBCNT; + gpio->gpio_pbddr = CONFIG_SYS_PBDDR; + gpio->gpio_pbdat = CONFIG_SYS_PBDAT; + gpio->gpio_pdcnt = CONFIG_SYS_PDCNT; + + /* Memory Controller: */ + csctrl->cs_br0 = CONFIG_SYS_BR0_PRELIM; + csctrl->cs_or0 = CONFIG_SYS_OR0_PRELIM; + +#if (defined(CONFIG_SYS_OR1_PRELIM) && defined(CONFIG_SYS_BR1_PRELIM)) + csctrl->cs_br1 = CONFIG_SYS_BR1_PRELIM; + csctrl->cs_or1 = CONFIG_SYS_OR1_PRELIM; +#endif + +#if defined(CONFIG_SYS_OR2_PRELIM) && defined(CONFIG_SYS_BR2_PRELIM) + csctrl->cs_br2 = CONFIG_SYS_BR2_PRELIM; + csctrl->cs_or2 = CONFIG_SYS_OR2_PRELIM; +#endif + +#if defined(CONFIG_SYS_OR3_PRELIM) && defined(CONFIG_SYS_BR3_PRELIM) + csctrl->cs_br3 = CONFIG_SYS_BR3_PRELIM; + csctrl->cs_or3 = CONFIG_SYS_OR3_PRELIM; +#endif + +#if defined(CONFIG_SYS_OR4_PRELIM) && defined(CONFIG_SYS_BR4_PRELIM) + csctrl->cs_br4 = CONFIG_SYS_BR4_PRELIM; + csctrl->cs_or4 = CONFIG_SYS_OR4_PRELIM; +#endif + +#if defined(CONFIG_SYS_OR5_PRELIM) && defined(CONFIG_SYS_BR5_PRELIM) + csctrl->cs_br5 = CONFIG_SYS_BR5_PRELIM; + csctrl->cs_or5 = CONFIG_SYS_OR5_PRELIM; +#endif + +#if defined(CONFIG_SYS_OR6_PRELIM) && defined(CONFIG_SYS_BR6_PRELIM) + csctrl->cs_br6 = CONFIG_SYS_BR6_PRELIM; + csctrl->cs_or6 = CONFIG_SYS_OR6_PRELIM; +#endif + +#if defined(CONFIG_SYS_OR7_PRELIM) && defined(CONFIG_SYS_BR7_PRELIM) + csctrl->cs_br7 = CONFIG_SYS_BR7_PRELIM; + csctrl->cs_or7 = CONFIG_SYS_OR7_PRELIM; +#endif + +#endif /* #ifndef CONFIG_MONITOR_IS_IN_RAM */ + + /* enable instruction cache now */ + icache_enable(); + +} + +/* + * initialize higher level parts of CPU like timers + */ +int cpu_init_r(void) +{ + return (0); +} + +void uart_port_conf(int port) +{ + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + /* Setup Ports: */ + switch (port) { + case 0: + gpio->gpio_pbcnt &= ~(GPIO_PBCNT_PB0MSK | GPIO_PBCNT_PB1MSK); + gpio->gpio_pbcnt |= (GPIO_PBCNT_URT0_TXD | GPIO_PBCNT_URT0_RXD); + break; + case 1: + gpio->gpio_pdcnt &= ~(GPIO_PDCNT_PD1MSK | GPIO_PDCNT_PD4MSK); + gpio->gpio_pdcnt |= (GPIO_PDCNT_URT1_RXD | GPIO_PDCNT_URT1_TXD); + break; + } +} + +#if defined(CONFIG_CMD_NET) +int fecpin_setclear(struct eth_device *dev, int setclear) +{ + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + if (setclear) { + gpio->gpio_pbcnt |= GPIO_PBCNT_E_MDC | GPIO_PBCNT_E_RXER | + GPIO_PBCNT_E_RXD1 | GPIO_PBCNT_E_RXD2 | + GPIO_PBCNT_E_RXD3 | GPIO_PBCNT_E_TXD1 | + GPIO_PBCNT_E_TXD2 | GPIO_PBCNT_E_TXD3; + } else { + } + return 0; +} +#endif /* CONFIG_CMD_NET */ +#endif /* #if defined(CONFIG_M5272) */ + +#if defined(CONFIG_M5275) + +/* + * Breathe some life into the CPU... + * + * Set up the memory map, + * initialize a bunch of registers, + * initialize the UPM's + */ +void cpu_init_f(void) +{ + /* + * if we come from RAM we assume the CPU is + * already initialized. + */ + +#ifndef CONFIG_MONITOR_IS_IN_RAM + volatile wdog_t *wdog_reg = (wdog_t *) (MMAP_WDOG); + volatile gpio_t *gpio_reg = (gpio_t *) (MMAP_GPIO); + + /* Kill watchdog so we can initialize the PLL */ + wdog_reg->wcr = 0; + + /* FlexBus Chipselect */ + init_fbcs(); +#endif /* #ifndef CONFIG_MONITOR_IS_IN_RAM */ + +#ifdef CONFIG_FSL_I2C + CONFIG_SYS_I2C_PINMUX_REG &= CONFIG_SYS_I2C_PINMUX_CLR; + CONFIG_SYS_I2C_PINMUX_REG |= CONFIG_SYS_I2C_PINMUX_SET; +#endif + + /* enable instruction cache now */ + icache_enable(); +} + +/* + * initialize higher level parts of CPU like timers + */ +int cpu_init_r(void) +{ + return (0); +} + +void uart_port_conf(int port) +{ + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + /* Setup Ports: */ + switch (port) { + case 0: + gpio->par_uart &= ~UART0_ENABLE_MASK; + gpio->par_uart |= UART0_ENABLE_MASK; + break; + case 1: + gpio->par_uart &= ~UART1_ENABLE_MASK; + gpio->par_uart |= UART1_ENABLE_MASK; + break; + case 2: + gpio->par_uart &= ~UART2_ENABLE_MASK; + gpio->par_uart |= UART2_ENABLE_MASK; + break; + } +} + +#if defined(CONFIG_CMD_NET) +int fecpin_setclear(struct eth_device *dev, int setclear) +{ + struct fec_info_s *info = (struct fec_info_s *) dev->priv; + volatile gpio_t *gpio = (gpio_t *)MMAP_GPIO; + + if (setclear) { + /* Enable Ethernet pins */ + if (info->iobase == CONFIG_SYS_FEC0_IOBASE) { + gpio->par_feci2c |= 0x0F00; + gpio->par_fec0hl |= 0xC0; + } else { + gpio->par_feci2c |= 0x00A0; + gpio->par_fec1hl |= 0xC0; + } + } else { + if (info->iobase == CONFIG_SYS_FEC0_IOBASE) { + gpio->par_feci2c &= ~0x0F00; + gpio->par_fec0hl &= ~0xC0; + } else { + gpio->par_feci2c &= ~0x00A0; + gpio->par_fec1hl &= ~0xC0; + } + } + + return 0; +} +#endif /* CONFIG_CMD_NET */ +#endif /* #if defined(CONFIG_M5275) */ + +#if defined(CONFIG_M5282) +/* + * Breath some life into the CPU... + * + * Set up the memory map, + * initialize a bunch of registers, + * initialize the UPM's + */ +void cpu_init_f(void) +{ +#ifndef CONFIG_WATCHDOG + /* disable watchdog if we aren't using it */ + MCFWTM_WCR = 0; +#endif + +#ifndef CONFIG_MONITOR_IS_IN_RAM + /* Set speed /PLL */ + MCFCLOCK_SYNCR = + MCFCLOCK_SYNCR_MFD(CONFIG_SYS_MFD) | + MCFCLOCK_SYNCR_RFD(CONFIG_SYS_RFD); + while (!(MCFCLOCK_SYNSR & MCFCLOCK_SYNSR_LOCK)) ; + + MCFGPIO_PBCDPAR = 0xc0; + + /* Set up the GPIO ports */ +#ifdef CONFIG_SYS_PEPAR + MCFGPIO_PEPAR = CONFIG_SYS_PEPAR; +#endif +#ifdef CONFIG_SYS_PFPAR + MCFGPIO_PFPAR = CONFIG_SYS_PFPAR; +#endif +#ifdef CONFIG_SYS_PJPAR + MCFGPIO_PJPAR = CONFIG_SYS_PJPAR; +#endif +#ifdef CONFIG_SYS_PSDPAR + MCFGPIO_PSDPAR = CONFIG_SYS_PSDPAR; +#endif +#ifdef CONFIG_SYS_PASPAR + MCFGPIO_PASPAR = CONFIG_SYS_PASPAR; +#endif +#ifdef CONFIG_SYS_PEHLPAR + MCFGPIO_PEHLPAR = CONFIG_SYS_PEHLPAR; +#endif +#ifdef CONFIG_SYS_PQSPAR + MCFGPIO_PQSPAR = CONFIG_SYS_PQSPAR; +#endif +#ifdef CONFIG_SYS_PTCPAR + MCFGPIO_PTCPAR = CONFIG_SYS_PTCPAR; +#endif +#if defined(CONFIG_SYS_PORTTC) + MCFGPIO_PORTTC = CONFIG_SYS_PORTTC; +#endif +#if defined(CONFIG_SYS_DDRTC) + MCFGPIO_DDRTC = CONFIG_SYS_DDRTC; +#endif +#ifdef CONFIG_SYS_PTDPAR + MCFGPIO_PTDPAR = CONFIG_SYS_PTDPAR; +#endif +#ifdef CONFIG_SYS_PUAPAR + MCFGPIO_PUAPAR = CONFIG_SYS_PUAPAR; +#endif + +#if defined(CONFIG_SYS_DDRD) + MCFGPIO_DDRD = CONFIG_SYS_DDRD; +#endif +#ifdef CONFIG_SYS_DDRUA + MCFGPIO_DDRUA = CONFIG_SYS_DDRUA; +#endif + + /* FlexBus Chipselect */ + init_fbcs(); + +#endif /* CONFIG_MONITOR_IS_IN_RAM */ + + /* defer enabling cache until boot (see do_go) */ + /* icache_enable(); */ +} + +/* + * initialize higher level parts of CPU like timers + */ +int cpu_init_r(void) +{ + return (0); +} + +void uart_port_conf(int port) +{ + /* Setup Ports: */ + switch (port) { + case 0: + MCFGPIO_PUAPAR &= 0xFc; + MCFGPIO_PUAPAR |= 0x03; + break; + case 1: + MCFGPIO_PUAPAR &= 0xF3; + MCFGPIO_PUAPAR |= 0x0C; + break; + case 2: + MCFGPIO_PASPAR &= 0xFF0F; + MCFGPIO_PASPAR |= 0x00A0; + break; + } +} + +#if defined(CONFIG_CMD_NET) +int fecpin_setclear(struct eth_device *dev, int setclear) +{ + if (setclear) { + MCFGPIO_PASPAR |= 0x0F00; + MCFGPIO_PEHLPAR = CONFIG_SYS_PEHLPAR; + } else { + MCFGPIO_PASPAR &= 0xF0FF; + MCFGPIO_PEHLPAR &= ~CONFIG_SYS_PEHLPAR; + } + return 0; +} +#endif /* CONFIG_CMD_NET */ +#endif + +#if defined(CONFIG_M5249) +/* + * Breath some life into the CPU... + * + * Set up the memory map, + * initialize a bunch of registers, + * initialize the UPM's + */ +void cpu_init_f(void) +{ + /* + * NOTE: by setting the GPIO_FUNCTION registers, we ensure that the UART pins + * (UART0: gpio 30,27, UART1: gpio 31, 28) will be used as UART pins + * which is their primary function. + * ~Jeremy + */ + mbar2_writeLong(MCFSIM_GPIO_FUNC, CONFIG_SYS_GPIO_FUNC); + mbar2_writeLong(MCFSIM_GPIO1_FUNC, CONFIG_SYS_GPIO1_FUNC); + mbar2_writeLong(MCFSIM_GPIO_EN, CONFIG_SYS_GPIO_EN); + mbar2_writeLong(MCFSIM_GPIO1_EN, CONFIG_SYS_GPIO1_EN); + mbar2_writeLong(MCFSIM_GPIO_OUT, CONFIG_SYS_GPIO_OUT); + mbar2_writeLong(MCFSIM_GPIO1_OUT, CONFIG_SYS_GPIO1_OUT); + + /* + * dBug Compliance: + * You can verify these values by using dBug's 'ird' + * (Internal Register Display) command + * ~Jeremy + * + */ + mbar_writeByte(MCFSIM_MPARK, 0x30); /* 5249 Internal Core takes priority over DMA */ + mbar_writeByte(MCFSIM_SYPCR, 0x00); + mbar_writeByte(MCFSIM_SWIVR, 0x0f); + mbar_writeByte(MCFSIM_SWSR, 0x00); + mbar_writeLong(MCFSIM_IMR, 0xfffffbff); + mbar_writeByte(MCFSIM_SWDICR, 0x00); + mbar_writeByte(MCFSIM_TIMER1ICR, 0x00); + mbar_writeByte(MCFSIM_TIMER2ICR, 0x88); + mbar_writeByte(MCFSIM_I2CICR, 0x00); + mbar_writeByte(MCFSIM_UART1ICR, 0x00); + mbar_writeByte(MCFSIM_UART2ICR, 0x00); + mbar_writeByte(MCFSIM_ICR6, 0x00); + mbar_writeByte(MCFSIM_ICR7, 0x00); + mbar_writeByte(MCFSIM_ICR8, 0x00); + mbar_writeByte(MCFSIM_ICR9, 0x00); + mbar_writeByte(MCFSIM_QSPIICR, 0x00); + + mbar2_writeLong(MCFSIM_GPIO_INT_EN, 0x00000080); + mbar2_writeByte(MCFSIM_INTBASE, 0x40); /* Base interrupts at 64 */ + mbar2_writeByte(MCFSIM_SPURVEC, 0x00); + mbar2_writeLong(MCFSIM_IDECONFIG1, 0x00000020); /* Enable a 1 cycle pre-drive cycle on CS1 */ + + /* Setup interrupt priorities for gpio7 */ + /* mbar2_writeLong(MCFSIM_INTLEV5, 0x70000000); */ + + /* IDE Config registers */ + mbar2_writeLong(MCFSIM_IDECONFIG1, 0x00000020); + mbar2_writeLong(MCFSIM_IDECONFIG2, 0x00000000); + + /* FlexBus Chipselect */ + init_fbcs(); + + /* enable instruction cache now */ + icache_enable(); +} + +/* + * initialize higher level parts of CPU like timers + */ +int cpu_init_r(void) +{ + return (0); +} + +void uart_port_conf(int port) +{ +} +#endif /* #if defined(CONFIG_M5249) */ diff --git a/arch/m68k/cpu/mcf52x2/interrupts.c b/arch/m68k/cpu/mcf52x2/interrupts.c new file mode 100644 index 0000000..dff8c6a --- /dev/null +++ b/arch/m68k/cpu/mcf52x2/interrupts.c @@ -0,0 +1,107 @@ +/* + * (C) Copyright 2000-2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include +#include + +#ifdef CONFIG_M5272 +int interrupt_init(void) +{ + volatile intctrl_t *intp = (intctrl_t *) (MMAP_INTC); + + /* disable all external interrupts */ + intp->int_icr1 = 0x88888888; + intp->int_icr2 = 0x88888888; + intp->int_icr3 = 0x88888888; + intp->int_icr4 = 0x88888888; + intp->int_pitr = 0x00000000; + /* initialize vector register */ + intp->int_pivr = 0x40; + + enable_interrupts(); + + return 0; +} + +#if defined(CONFIG_MCFTMR) +void dtimer_intr_setup(void) +{ + volatile intctrl_t *intp = (intctrl_t *) (CONFIG_SYS_INTR_BASE); + + intp->int_icr1 &= ~INT_ICR1_TMR3MASK; + intp->int_icr1 |= CONFIG_SYS_TMRINTR_PRI; +} +#endif /* CONFIG_MCFTMR */ +#endif /* CONFIG_M5272 */ + +#if defined(CONFIG_M5208) || defined(CONFIG_M5282) || \ + defined(CONFIG_M5271) || defined(CONFIG_M5275) +int interrupt_init(void) +{ + volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); + + /* Make sure all interrupts are disabled */ +#if defined(CONFIG_M5208) + intp->imrl0 = 0xFFFFFFFF; + intp->imrh0 = 0xFFFFFFFF; +#else + intp->imrl0 |= 0x1; +#endif + + enable_interrupts(); + return 0; +} + +#if defined(CONFIG_MCFTMR) +void dtimer_intr_setup(void) +{ + volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); + + intp->icr0[CONFIG_SYS_TMRINTR_NO] = CONFIG_SYS_TMRINTR_PRI; + intp->imrl0 &= 0xFFFFFFFE; + intp->imrl0 &= ~CONFIG_SYS_TMRINTR_MASK; +} +#endif /* CONFIG_MCFTMR */ +#endif /* CONFIG_M5282 | CONFIG_M5271 | CONFIG_M5275 */ + +#if defined(CONFIG_M5249) || defined(CONFIG_M5253) +int interrupt_init(void) +{ + enable_interrupts(); + + return 0; +} + +#if defined(CONFIG_MCFTMR) +void dtimer_intr_setup(void) +{ + mbar_writeLong(MCFSIM_IMR, mbar_readLong(MCFSIM_IMR) & ~0x00000400); + mbar_writeByte(MCFSIM_TIMER2ICR, CONFIG_SYS_TMRINTR_PRI); +} +#endif /* CONFIG_MCFTMR */ +#endif /* CONFIG_M5249 || CONFIG_M5253 */ diff --git a/arch/m68k/cpu/mcf52x2/speed.c b/arch/m68k/cpu/mcf52x2/speed.c new file mode 100644 index 0000000..b485e1c --- /dev/null +++ b/arch/m68k/cpu/mcf52x2/speed.c @@ -0,0 +1,100 @@ +/* + * (C) Copyright 2003 + * Josef Baumgartner + * + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * Hayden Fraser (Hayden.Fraser@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include + +DECLARE_GLOBAL_DATA_PTR; + +/* get_clocks() fills in gd->cpu_clock and gd->bus_clk */ +int get_clocks (void) +{ +#if defined(CONFIG_M5208) + volatile pll_t *pll = (pll_t *) MMAP_PLL; + + pll->odr = CONFIG_SYS_PLL_ODR; + pll->fdr = CONFIG_SYS_PLL_FDR; +#endif + +#if defined(CONFIG_M5249) || defined(CONFIG_M5253) + volatile unsigned long cpll = mbar2_readLong(MCFSIM_PLLCR); + unsigned long pllcr; + +#ifndef CONFIG_SYS_PLL_BYPASS + +#ifdef CONFIG_M5249 + /* Setup the PLL to run at the specified speed */ +#ifdef CONFIG_SYS_FAST_CLK + pllcr = 0x925a3100; /* ~140MHz clock (PLL bypass = 0) */ +#else + pllcr = 0x135a4140; /* ~72MHz clock (PLL bypass = 0) */ +#endif +#endif /* CONFIG_M5249 */ + +#ifdef CONFIG_M5253 + pllcr = CONFIG_SYS_PLLCR; +#endif /* CONFIG_M5253 */ + + cpll = cpll & 0xfffffffe; /* Set PLL bypass mode = 0 (PSTCLK = crystal) */ + mbar2_writeLong(MCFSIM_PLLCR, cpll); /* Set the PLL to bypass mode (PSTCLK = crystal) */ + mbar2_writeLong(MCFSIM_PLLCR, pllcr); /* set the clock speed */ + pllcr ^= 0x00000001; /* Set pll bypass to 1 */ + mbar2_writeLong(MCFSIM_PLLCR, pllcr); /* Start locking (pll bypass = 1) */ + udelay(0x20); /* Wait for a lock ... */ +#endif /* #ifndef CONFIG_SYS_PLL_BYPASS */ + +#endif /* CONFIG_M5249 || CONFIG_M5253 */ + +#if defined(CONFIG_M5275) + volatile pll_t *pll = (volatile pll_t *)(MMAP_PLL); + + /* Setup PLL */ + pll->syncr = 0x01080000; + while (!(pll->synsr & FMPLL_SYNSR_LOCK)) + ; + pll->syncr = 0x01000000; + while (!(pll->synsr & FMPLL_SYNSR_LOCK)) + ; +#endif + + gd->cpu_clk = CONFIG_SYS_CLK; +#if defined(CONFIG_M5208) || defined(CONFIG_M5249) || defined(CONFIG_M5253) || \ + defined(CONFIG_M5271) || defined(CONFIG_M5275) + gd->bus_clk = gd->cpu_clk / 2; +#else + gd->bus_clk = gd->cpu_clk; +#endif + +#ifdef CONFIG_FSL_I2C + gd->i2c1_clk = gd->bus_clk; +#ifdef CONFIG_SYS_I2C2_OFFSET + gd->i2c2_clk = gd->bus_clk; +#endif +#endif + + return (0); +} diff --git a/arch/m68k/cpu/mcf52x2/start.S b/arch/m68k/cpu/mcf52x2/start.S new file mode 100644 index 0000000..9ef206a --- /dev/null +++ b/arch/m68k/cpu/mcf52x2/start.S @@ -0,0 +1,335 @@ +/* + * Copyright (C) 2003 Josef Baumgartner + * Based on code from Bernhard Kuhn + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include "version.h" +#include + +#ifndef CONFIG_IDENT_STRING +#define CONFIG_IDENT_STRING "" +#endif + +#define _START _start +#define _FAULT _fault + + +#define SAVE_ALL \ + move.w #0x2700,%sr; /* disable intrs */ \ + subl #60,%sp; /* space for 15 regs */ \ + moveml %d0-%d7/%a0-%a6,%sp@; \ + +#define RESTORE_ALL \ + moveml %sp@,%d0-%d7/%a0-%a6; \ + addl #60,%sp; /* space for 15 regs */ \ + rte + +/* If we come from a pre-loader we don't need an initial exception + * table. + */ +#if !defined(CONFIG_MONITOR_IS_IN_RAM) + +.text +/* + * Vector table. This is used for initial platform startup. + * These vectors are to catch any un-intended traps. + */ +_vectors: + +.long 0x00000000 /* Flash offset is 0 until we setup CS0 */ +#if defined(CONFIG_M5282) && (TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE) +.long _start - TEXT_BASE +#else +.long _START +#endif + +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +#endif + + .text + + +#if defined(CONFIG_SYS_INT_FLASH_BASE) && \ + (defined(CONFIG_M5282) || defined(CONFIG_M5281)) + #if (TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE) + .long 0x55AA55AA,0xAA55AA55 /* CFM Backdoorkey */ + .long 0xFFFFFFFF /* all sectors protected */ + .long 0x00000000 /* supervisor/User restriction */ + .long 0x00000000 /* programm/data space restriction */ + .long 0x00000000 /* Flash security */ + #endif +#endif + .globl _start +_start: + nop + nop + move.w #0x2700,%sr + +#if defined(CONFIG_M5208) + /* Initialize RAMBAR: locate SRAM and validate it */ + move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_CTRL), %d0 + movec %d0, %RAMBAR1 +#endif + +#if defined(CONFIG_M5272) || defined(CONFIG_M5249) || defined(CONFIG_M5253) + move.l #(CONFIG_SYS_MBAR + 1), %d0 /* set MBAR address + valid flag */ + move.c %d0, %MBAR + + /*** The 5249 has MBAR2 as well ***/ +#ifdef CONFIG_SYS_MBAR2 + move.l #(CONFIG_SYS_MBAR2 + 1), %d0 /* Get MBAR2 address */ + movec %d0, #0xc0e /* Set MBAR2 */ +#endif + + move.l #(CONFIG_SYS_INIT_RAM_ADDR + 1), %d0 + movec %d0, %RAMBAR0 +#endif /* CONFIG_M5272 || CONFIG_M5249 || CONFIG_M5253 */ + +#if defined(CONFIG_M5282) || defined(CONFIG_M5271) + /* Initialize IPSBAR */ + move.l #(CONFIG_SYS_MBAR + 1), %d0 /* set IPSBAR address + valid flag */ + move.l %d0, 0x40000000 + + /* Initialize RAMBAR1: locate SRAM and validate it */ + move.l #(CONFIG_SYS_INIT_RAM_ADDR + 0x21), %d0 + movec %d0, %RAMBAR1 + +#if defined(CONFIG_M5282) +#if (TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE) + /* Setup code in SRAM to initialize FLASHBAR, if start from internal Flash */ + + move.l #(_flashbar_setup-CONFIG_SYS_INT_FLASH_BASE), %a0 + move.l #(_flashbar_setup_end-CONFIG_SYS_INT_FLASH_BASE), %a1 + move.l #(CONFIG_SYS_INIT_RAM_ADDR), %a2 +_copy_flash: + move.l (%a0)+, (%a2)+ + cmp.l %a0, %a1 + bgt.s _copy_flash + jmp CONFIG_SYS_INIT_RAM_ADDR + +_flashbar_setup: + /* Initialize FLASHBAR: locate internal Flash and validate it */ + move.l #(CONFIG_SYS_INT_FLASH_BASE + CONFIG_SYS_INT_FLASH_ENABLE), %d0 + movec %d0, %FLASHBAR + jmp _after_flashbar_copy.L /* Force jump to absolute address */ +_flashbar_setup_end: + nop +_after_flashbar_copy: +#else + /* Setup code to initialize FLASHBAR, if start from external Memory */ + move.l #(CONFIG_SYS_INT_FLASH_BASE + CONFIG_SYS_INT_FLASH_ENABLE), %d0 + movec %d0, %FLASHBAR +#endif /* (TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE) */ + +#endif +#endif + /* if we come from a pre-loader we have no exception table and + * therefore no VBR to set + */ +#if !defined(CONFIG_MONITOR_IS_IN_RAM) +#if defined(CONFIG_M5282) && (TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE) + move.l #CONFIG_SYS_INT_FLASH_BASE, %d0 +#else + move.l #CONFIG_SYS_FLASH_BASE, %d0 +#endif + movec %d0, %VBR +#endif + +#ifdef CONFIG_M5275 + /* Initialize IPSBAR */ + move.l #(CONFIG_SYS_MBAR + 1), %d0 /* set IPSBAR address + valid flag */ + move.l %d0, 0x40000000 +/* movec %d0, %MBAR */ + + /* Initialize RAMBAR: locate SRAM and validate it */ + move.l #(CONFIG_SYS_INIT_RAM_ADDR + 0x21), %d0 + movec %d0, %RAMBAR1 +#endif + + /* initialize general use internal ram */ + move.l #0, %d0 + move.l #(ICACHE_STATUS), %a1 /* icache */ + move.l #(DCACHE_STATUS), %a2 /* icache */ + move.l %d0, (%a1) + move.l %d0, (%a2) + + /* set stackpointer to end of internal ram to get some stackspace for the first c-code */ + move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp + clr.l %sp@- + + move.l #__got_start, %a5 /* put relocation table address to a5 */ + + bsr cpu_init_f /* run low-level CPU init code (from flash) */ + bsr board_init_f /* run low-level board init code (from flash) */ + + /* board_init_f() does not return */ + +/*------------------------------------------------------------------------------*/ + +/* + * void relocate_code (addr_sp, gd, addr_moni) + * + * This "function" does not return, instead it continues in RAM + * after relocating the monitor code. + * + * r3 = dest + * r4 = src + * r5 = length in bytes + * r6 = cachelinesize + */ + .globl relocate_code +relocate_code: + link.w %a6,#0 + move.l 8(%a6), %sp /* set new stack pointer */ + + move.l 12(%a6), %d0 /* Save copy of Global Data pointer */ + move.l 16(%a6), %a0 /* Save copy of Destination Address */ + + move.l #CONFIG_SYS_MONITOR_BASE, %a1 + move.l #__init_end, %a2 + move.l %a0, %a3 + /* copy the code to RAM */ +1: + move.l (%a1)+, (%a3)+ + cmp.l %a1,%a2 + bgt.s 1b + +/* + * We are done. Do not return, instead branch to second part of board + * initialization, now running from RAM. + */ + move.l %a0, %a1 + add.l #(in_ram - CONFIG_SYS_MONITOR_BASE), %a1 + jmp (%a1) + +in_ram: + +clear_bss: + /* + * Now clear BSS segment + */ + move.l %a0, %a1 + add.l #(_sbss - CONFIG_SYS_MONITOR_BASE),%a1 + move.l %a0, %d1 + add.l #(_ebss - CONFIG_SYS_MONITOR_BASE),%d1 +6: + clr.l (%a1)+ + cmp.l %a1,%d1 + bgt.s 6b + + /* + * fix got table in RAM + */ + move.l %a0, %a1 + add.l #(__got_start - CONFIG_SYS_MONITOR_BASE),%a1 + move.l %a1,%a5 /* * fix got pointer register a5 */ + + move.l %a0, %a2 + add.l #(__got_end - CONFIG_SYS_MONITOR_BASE),%a2 + +7: + move.l (%a1),%d1 + sub.l #_start,%d1 + add.l %a0,%d1 + move.l %d1,(%a1)+ + cmp.l %a2, %a1 + bne 7b + + /* calculate relative jump to board_init_r in ram */ + move.l %a0, %a1 + add.l #(board_init_r - CONFIG_SYS_MONITOR_BASE), %a1 + + /* set parameters for board_init_r */ + move.l %a0,-(%sp) /* dest_addr */ + move.l %d0,-(%sp) /* gd */ +#if defined(DEBUG) && (TEXT_BASE != CONFIG_SYS_INT_FLASH_BASE) && \ + defined(CONFIG_SYS_HALT_BEFOR_RAM_JUMP) + halt +#endif + jsr (%a1) + +/*------------------------------------------------------------------------------*/ +/* exception code */ + .globl _fault +_fault: + jmp _fault + + .globl _exc_handler +_exc_handler: + SAVE_ALL + movel %sp,%sp@- + bsr exc_handler + addql #4,%sp + RESTORE_ALL + + .globl _int_handler +_int_handler: + SAVE_ALL + movel %sp,%sp@- + bsr int_handler + addql #4,%sp + RESTORE_ALL + +/*------------------------------------------------------------------------------*/ + + .globl version_string +version_string: + .ascii U_BOOT_VERSION + .ascii " (", U_BOOT_DATE, " - ", U_BOOT_TIME, ")" + .ascii CONFIG_IDENT_STRING, "\0" + .align 4 diff --git a/arch/m68k/cpu/mcf532x/Makefile b/arch/m68k/cpu/mcf532x/Makefile new file mode 100644 index 0000000..6790d90 --- /dev/null +++ b/arch/m68k/cpu/mcf532x/Makefile @@ -0,0 +1,48 @@ +# +# (C) Copyright 2000-2004 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +# CFLAGS += -DET_DEBUG + +LIB = lib$(CPU).a + +START = +COBJS = cpu.o speed.o cpu_init.o interrupts.o + +SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) +START := $(addprefix $(obj),$(START)) + +all: $(obj).depend $(START) $(LIB) + +$(LIB): $(OBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) + +######################################################################### + +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/arch/m68k/cpu/mcf532x/config.mk b/arch/m68k/cpu/mcf532x/config.mk new file mode 100644 index 0000000..b783444 --- /dev/null +++ b/arch/m68k/cpu/mcf532x/config.mk @@ -0,0 +1,43 @@ +# +# (C) Copyright 2003 Josef Baumgartner +# +# (C) Copyright 2000-2004 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +PLATFORM_RELFLAGS += -ffixed-d7 -msep-data + +cfg=$(shell grep configs $(OBJTREE)/include/config.h | sed 's/.*<\(configs.*\)>/\1/') +is5301x:=$(shell grep CONFIG_MCF5301x $(TOPDIR)/include/$(cfg)) +is532x:=$(shell grep CONFIG_MCF532x $(TOPDIR)/include/$(cfg)) + +ifneq ($(findstring 4.1,$(shell $(CC) --version)),4.1) + +ifneq (,$(findstring CONFIG_MCF5301x,$(is5301x))) +PLATFORM_CPPFLAGS += -mcpu=53015 -fPIC +endif +ifneq (,$(findstring CONFIG_MCF532x,$(is532x))) +PLATFORM_CPPFLAGS += -mcpu=5329 -fPIC +endif + +else +PLATFORM_CPPFLAGS += -m5307 -fPIC +endif diff --git a/arch/m68k/cpu/mcf532x/cpu.c b/arch/m68k/cpu/mcf532x/cpu.c new file mode 100644 index 0000000..331cc15 --- /dev/null +++ b/arch/m68k/cpu/mcf532x/cpu.c @@ -0,0 +1,165 @@ +/* + * + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * Copyright (C) 2004-2008 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include +#include + +#include + +DECLARE_GLOBAL_DATA_PTR; + +int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) +{ + volatile rcm_t *rcm = (rcm_t *) (MMAP_RCM); + + udelay(1000); + rcm->rcr |= RCM_RCR_SOFTRST; + + /* we don't return! */ + return 0; +}; + +int checkcpu(void) +{ + volatile ccm_t *ccm = (ccm_t *) MMAP_CCM; + u16 msk; + u16 id = 0; + u8 ver; + + puts("CPU: "); + msk = (ccm->cir >> 6); + ver = (ccm->cir & 0x003f); + switch (msk) { +#ifdef CONFIG_MCF5301x + case 0x78: + id = 53010; + break; + case 0x77: + id = 53012; + break; + case 0x76: + id = 53015; + break; + case 0x74: + id = 53011; + break; + case 0x73: + id = 53013; + break; +#endif +#ifdef CONFIG_MCF532x + case 0x54: + id = 5329; + break; + case 0x59: + id = 5328; + break; + case 0x61: + id = 5327; + break; + case 0x65: + id = 5373; + break; + case 0x68: + id = 53721; + break; + case 0x69: + id = 5372; + break; + case 0x6B: + id = 5372; + break; +#endif + } + + if (id) { + char buf1[32], buf2[32]; + + printf("Freescale MCF%d (Mask:%01x Version:%x)\n", id, msk, + ver); + printf(" CPU CLK %s MHz BUS CLK %s MHz\n", + strmhz(buf1, gd->cpu_clk), + strmhz(buf2, gd->bus_clk)); + } + + return 0; +}; + +#if defined(CONFIG_WATCHDOG) +/* Called by macro WATCHDOG_RESET */ +void watchdog_reset(void) +{ + volatile wdog_t *wdp = (wdog_t *) (MMAP_WDOG); + + wdp->sr = 0x5555; /* Count register */ + wdp->sr = 0xAAAA; /* Count register */ +} + +int watchdog_disable(void) +{ + volatile wdog_t *wdp = (wdog_t *) (MMAP_WDOG); + + /* UserManual, once the wdog is disabled, wdog cannot be re-enabled */ + wdp->cr |= WTM_WCR_HALTED; /* halted watchdog timer */ + + puts("WATCHDOG:disabled\n"); + return (0); +} + +int watchdog_init(void) +{ + volatile wdog_t *wdp = (wdog_t *) (MMAP_WDOG); + u32 wdog_module = 0; + + /* set timeout and enable watchdog */ + wdog_module = ((CONFIG_SYS_CLK / 1000) * CONFIG_WATCHDOG_TIMEOUT); +#ifdef CONFIG_M5329 + wdp->mr = (wdog_module / 8192); +#else + wdp->mr = (wdog_module / 4096); +#endif + + wdp->cr = WTM_WCR_EN; + puts("WATCHDOG:enabled\n"); + + return (0); +} +#endif /* CONFIG_WATCHDOG */ + +#if defined(CONFIG_MCFFEC) +/* Default initializations for MCFFEC controllers. To override, + * create a board-specific function called: + * int board_eth_init(bd_t *bis) + */ + +int cpu_eth_init(bd_t *bis) +{ + return mcffec_initialize(bis); +} +#endif diff --git a/arch/m68k/cpu/mcf532x/cpu_init.c b/arch/m68k/cpu/mcf532x/cpu_init.c new file mode 100644 index 0000000..6f551b6 --- /dev/null +++ b/arch/m68k/cpu/mcf532x/cpu_init.c @@ -0,0 +1,350 @@ +/* + * + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2004-2008 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include + +#if defined(CONFIG_CMD_NET) +#include +#include +#include +#endif + +#ifdef CONFIG_MCF5301x +void cpu_init_f(void) +{ + volatile scm1_t *scm1 = (scm1_t *) MMAP_SCM1; + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + volatile fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS; + + /* watchdog is enabled by default - disable the watchdog */ +#ifndef CONFIG_WATCHDOG + /*wdog->cr = 0; */ +#endif + + scm1->mpr = 0x77777777; + scm1->pacra = 0; + scm1->pacrb = 0; + scm1->pacrc = 0; + scm1->pacrd = 0; + scm1->pacre = 0; + scm1->pacrf = 0; + scm1->pacrg = 0; + +#if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) \ + && defined(CONFIG_SYS_CS0_CTRL)) + gpio->par_cs |= GPIO_PAR_CS0_CS0; + fbcs->csar0 = CONFIG_SYS_CS0_BASE; + fbcs->cscr0 = CONFIG_SYS_CS0_CTRL; + fbcs->csmr0 = CONFIG_SYS_CS0_MASK; +#endif + +#if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) \ + && defined(CONFIG_SYS_CS1_CTRL)) + gpio->par_cs |= GPIO_PAR_CS1_CS1; + fbcs->csar1 = CONFIG_SYS_CS1_BASE; + fbcs->cscr1 = CONFIG_SYS_CS1_CTRL; + fbcs->csmr1 = CONFIG_SYS_CS1_MASK; +#endif + +#if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) \ + && defined(CONFIG_SYS_CS2_CTRL)) + fbcs->csar2 = CONFIG_SYS_CS2_BASE; + fbcs->cscr2 = CONFIG_SYS_CS2_CTRL; + fbcs->csmr2 = CONFIG_SYS_CS2_MASK; +#endif + +#if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) \ + && defined(CONFIG_SYS_CS3_CTRL)) + fbcs->csar3 = CONFIG_SYS_CS3_BASE; + fbcs->cscr3 = CONFIG_SYS_CS3_CTRL; + fbcs->csmr3 = CONFIG_SYS_CS3_MASK; +#endif + +#if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) \ + && defined(CONFIG_SYS_CS4_CTRL)) + gpio->par_cs |= GPIO_PAR_CS4; + fbcs->csar4 = CONFIG_SYS_CS4_BASE; + fbcs->cscr4 = CONFIG_SYS_CS4_CTRL; + fbcs->csmr4 = CONFIG_SYS_CS4_MASK; +#endif + +#if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) \ + && defined(CONFIG_SYS_CS5_CTRL)) + gpio->par_cs |= GPIO_PAR_CS5; + fbcs->csar5 = CONFIG_SYS_CS5_BASE; + fbcs->cscr5 = CONFIG_SYS_CS5_CTRL; + fbcs->csmr5 = CONFIG_SYS_CS5_MASK; +#endif + +#ifdef CONFIG_FSL_I2C + gpio->par_feci2c = GPIO_PAR_FECI2C_SDA_SDA | GPIO_PAR_FECI2C_SCL_SCL; +#endif + + icache_enable(); +} + +/* initialize higher level parts of CPU like timers */ +int cpu_init_r(void) +{ +#ifdef CONFIG_MCFFEC + volatile ccm_t *ccm = (ccm_t *) MMAP_CCM; +#endif +#ifdef CONFIG_MCFRTC + volatile rtc_t *rtc = (rtc_t *) (CONFIG_SYS_MCFRTC_BASE); + volatile rtcex_t *rtcex = (rtcex_t *) & rtc->extended; + + rtcex->gocu = CONFIG_SYS_RTC_CNT; + rtcex->gocl = CONFIG_SYS_RTC_SETUP; + +#endif +#ifdef CONFIG_MCFFEC + if (CONFIG_SYS_FEC0_MIIBASE != CONFIG_SYS_FEC1_MIIBASE) + ccm->misccr |= CCM_MISCCR_FECM; + else + ccm->misccr &= ~CCM_MISCCR_FECM; +#endif + + return (0); +} + +void uart_port_conf(int port) +{ + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + /* Setup Ports: */ + switch (port) { + case 0: + gpio->par_uart &= ~(GPIO_PAR_UART_U0TXD | GPIO_PAR_UART_U0RXD); + gpio->par_uart |= (GPIO_PAR_UART_U0TXD | GPIO_PAR_UART_U0RXD); + break; + case 1: +#ifdef CONFIG_SYS_UART1_ALT1_GPIO + gpio->par_simp1h &= + ~(GPIO_PAR_SIMP1H_DATA1_UNMASK | + GPIO_PAR_SIMP1H_VEN1_UNMASK); + gpio->par_simp1h |= + (GPIO_PAR_SIMP1H_DATA1_U1TXD | GPIO_PAR_SIMP1H_VEN1_U1RXD); +#elif defined(CONFIG_SYS_UART1_ALT2_GPIO) + gpio->par_ssih &= + ~(GPIO_PAR_SSIH_RXD_UNMASK | GPIO_PAR_SSIH_TXD_UNMASK); + gpio->par_ssih |= + (GPIO_PAR_SSIH_RXD_U1RXD | GPIO_PAR_SSIH_TXD_U1TXD); +#endif + break; + case 2: +#ifdef CONFIG_SYS_UART2_PRI_GPIO + gpio->par_uart |= (GPIO_PAR_UART_U2TXD | GPIO_PAR_UART_U2RXD); +#elif defined(CONFIG_SYS_UART2_ALT1_GPIO) + gpio->par_dspih &= + ~(GPIO_PAR_DSPIH_SIN_UNMASK | GPIO_PAR_DSPIH_SOUT_UNMASK); + gpio->par_dspih |= + (GPIO_PAR_DSPIH_SIN_U2RXD | GPIO_PAR_DSPIH_SOUT_U2TXD); +#elif defined(CONFIG_SYS_UART2_ALT2_GPIO) + gpio->par_feci2c &= + ~(GPIO_PAR_FECI2C_SDA_UNMASK | GPIO_PAR_FECI2C_SCL_UNMASK); + gpio->par_feci2c |= + (GPIO_PAR_FECI2C_SDA_U2TXD | GPIO_PAR_FECI2C_SCL_U2RXD); +#endif + break; + } +} + +#if defined(CONFIG_CMD_NET) +int fecpin_setclear(struct eth_device *dev, int setclear) +{ + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + struct fec_info_s *info = (struct fec_info_s *)dev->priv; + + if (setclear) { + if (info->iobase == CONFIG_SYS_FEC0_IOBASE) { + gpio->par_fec |= + GPIO_PAR_FEC0_7W_FEC | GPIO_PAR_FEC0_RMII_FEC; + gpio->par_feci2c |= + GPIO_PAR_FECI2C_MDC0 | GPIO_PAR_FECI2C_MDIO0; + } else { + gpio->par_fec |= + GPIO_PAR_FEC1_7W_FEC | GPIO_PAR_FEC1_RMII_FEC; + gpio->par_feci2c |= + GPIO_PAR_FECI2C_MDC1 | GPIO_PAR_FECI2C_MDIO1; + } + } else { + if (info->iobase == CONFIG_SYS_FEC0_IOBASE) { + gpio->par_fec &= + ~(GPIO_PAR_FEC0_7W_FEC | GPIO_PAR_FEC0_RMII_FEC); + gpio->par_feci2c &= GPIO_PAR_FECI2C_RMII0_UNMASK; + } else { + gpio->par_fec &= + ~(GPIO_PAR_FEC1_7W_FEC | GPIO_PAR_FEC1_RMII_FEC); + gpio->par_feci2c &= GPIO_PAR_FECI2C_RMII1_UNMASK; + } + } + return 0; +} +#endif /* CONFIG_CMD_NET */ +#endif /* CONFIG_MCF5301x */ + +#ifdef CONFIG_MCF532x +void cpu_init_f(void) +{ + volatile scm1_t *scm1 = (scm1_t *) MMAP_SCM1; + volatile scm2_t *scm2 = (scm2_t *) MMAP_SCM2; + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + volatile fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS; + volatile wdog_t *wdog = (wdog_t *) MMAP_WDOG; + + /* watchdog is enabled by default - disable the watchdog */ +#ifndef CONFIG_WATCHDOG + wdog->cr = 0; +#endif + + scm1->mpr0 = 0x77777777; + scm2->pacra = 0; + scm2->pacrb = 0; + scm2->pacrc = 0; + scm2->pacrd = 0; + scm2->pacre = 0; + scm2->pacrf = 0; + scm2->pacrg = 0; + scm1->pacrh = 0; + + /* Port configuration */ + gpio->par_cs = 0; + +#if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) \ + && defined(CONFIG_SYS_CS0_CTRL)) + fbcs->csar0 = CONFIG_SYS_CS0_BASE; + fbcs->cscr0 = CONFIG_SYS_CS0_CTRL; + fbcs->csmr0 = CONFIG_SYS_CS0_MASK; +#endif + +#if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) \ + && defined(CONFIG_SYS_CS1_CTRL)) + /* Latch chipselect */ + gpio->par_cs |= GPIO_PAR_CS1; + fbcs->csar1 = CONFIG_SYS_CS1_BASE; + fbcs->cscr1 = CONFIG_SYS_CS1_CTRL; + fbcs->csmr1 = CONFIG_SYS_CS1_MASK; +#endif + +#if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) \ + && defined(CONFIG_SYS_CS2_CTRL)) + gpio->par_cs |= GPIO_PAR_CS2; + fbcs->csar2 = CONFIG_SYS_CS2_BASE; + fbcs->cscr2 = CONFIG_SYS_CS2_CTRL; + fbcs->csmr2 = CONFIG_SYS_CS2_MASK; +#endif + +#if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) \ + && defined(CONFIG_SYS_CS3_CTRL)) + gpio->par_cs |= GPIO_PAR_CS3; + fbcs->csar3 = CONFIG_SYS_CS3_BASE; + fbcs->cscr3 = CONFIG_SYS_CS3_CTRL; + fbcs->csmr3 = CONFIG_SYS_CS3_MASK; +#endif + +#if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) \ + && defined(CONFIG_SYS_CS4_CTRL)) + gpio->par_cs |= GPIO_PAR_CS4; + fbcs->csar4 = CONFIG_SYS_CS4_BASE; + fbcs->cscr4 = CONFIG_SYS_CS4_CTRL; + fbcs->csmr4 = CONFIG_SYS_CS4_MASK; +#endif + +#if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) \ + && defined(CONFIG_SYS_CS5_CTRL)) + gpio->par_cs |= GPIO_PAR_CS5; + fbcs->csar5 = CONFIG_SYS_CS5_BASE; + fbcs->cscr5 = CONFIG_SYS_CS5_CTRL; + fbcs->csmr5 = CONFIG_SYS_CS5_MASK; +#endif + +#ifdef CONFIG_FSL_I2C + gpio->par_feci2c = GPIO_PAR_FECI2C_SCL_SCL | GPIO_PAR_FECI2C_SDA_SDA; +#endif + + icache_enable(); +} + +/* + * initialize higher level parts of CPU like timers + */ +int cpu_init_r(void) +{ + return (0); +} + +void uart_port_conf(int port) +{ + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + /* Setup Ports: */ + switch (port) { + case 0: + gpio->par_uart &= ~(GPIO_PAR_UART_TXD0 | GPIO_PAR_UART_RXD0); + gpio->par_uart |= (GPIO_PAR_UART_TXD0 | GPIO_PAR_UART_RXD0); + break; + case 1: + gpio->par_uart &= + ~(GPIO_PAR_UART_TXD1(3) | GPIO_PAR_UART_RXD1(3)); + gpio->par_uart |= + (GPIO_PAR_UART_TXD1(3) | GPIO_PAR_UART_RXD1(3)); + break; + case 2: +#ifdef CONFIG_SYS_UART2_ALT1_GPIO + gpio->par_timer &= 0x0F; + gpio->par_timer |= (GPIO_PAR_TIN3_URXD2 | GPIO_PAR_TIN2_UTXD2); +#elif defined(CONFIG_SYS_UART2_ALT2_GPIO) + gpio->par_feci2c &= 0xFF00; + gpio->par_feci2c |= (GPIO_PAR_FECI2C_SCL_UTXD2 | GPIO_PAR_FECI2C_SDA_URXD2); +#elif defined(CONFIG_SYS_UART2_ALT3_GPIO) + gpio->par_ssi &= 0xF0FF; + gpio->par_ssi |= (GPIO_PAR_SSI_RXD(2) | GPIO_PAR_SSI_TXD(2)); +#endif + break; + } +} + +#if defined(CONFIG_CMD_NET) +int fecpin_setclear(struct eth_device *dev, int setclear) +{ + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + if (setclear) { + gpio->par_fec |= GPIO_PAR_FEC_7W_FEC | GPIO_PAR_FEC_MII_FEC; + gpio->par_feci2c |= + GPIO_PAR_FECI2C_MDC_EMDC | GPIO_PAR_FECI2C_MDIO_EMDIO; + } else { + gpio->par_fec &= ~(GPIO_PAR_FEC_7W_FEC | GPIO_PAR_FEC_MII_FEC); + gpio->par_feci2c &= + ~(GPIO_PAR_FECI2C_MDC_EMDC | GPIO_PAR_FECI2C_MDIO_EMDIO); + } + return 0; +} +#endif +#endif /* CONFIG_MCF532x */ diff --git a/arch/m68k/cpu/mcf532x/interrupts.c b/arch/m68k/cpu/mcf532x/interrupts.c new file mode 100644 index 0000000..d6c8205 --- /dev/null +++ b/arch/m68k/cpu/mcf532x/interrupts.c @@ -0,0 +1,49 @@ +/* + * + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* CPU specific interrupt routine */ +#include +#include + +int interrupt_init(void) +{ + volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); + + /* Make sure all interrupts are disabled */ + intp->imrh0 |= 0xFFFFFFFF; + intp->imrl0 |= 0xFFFFFFFF; + + enable_interrupts(); + return 0; +} + +#if defined(CONFIG_MCFTMR) +void dtimer_intr_setup(void) +{ + volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); + + intp->icr0[CONFIG_SYS_TMRINTR_NO] = CONFIG_SYS_TMRINTR_PRI; + intp->imrh0 &= ~CONFIG_SYS_TMRINTR_MASK; +} +#endif diff --git a/arch/m68k/cpu/mcf532x/speed.c b/arch/m68k/cpu/mcf532x/speed.c new file mode 100644 index 0000000..5a29e25 --- /dev/null +++ b/arch/m68k/cpu/mcf532x/speed.c @@ -0,0 +1,275 @@ +/* + * + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * Copyright (C) 2004-2008 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include + +#include + +DECLARE_GLOBAL_DATA_PTR; + +/* PLL min/max specifications */ +#define MAX_FVCO 500000 /* KHz */ +#define MAX_FSYS 80000 /* KHz */ +#define MIN_FSYS 58333 /* KHz */ + +#ifdef CONFIG_MCF5301x +#define FREF 20000 /* KHz */ +#define MAX_MFD 63 /* Multiplier */ +#define MIN_MFD 0 /* Multiplier */ +#define USBDIV 8 + +/* Low Power Divider specifications */ +#define MIN_LPD (0) /* Divider (not encoded) */ +#define MAX_LPD (15) /* Divider (not encoded) */ +#define DEFAULT_LPD (0) /* Divider (not encoded) */ +#endif + +#ifdef CONFIG_MCF532x +#define FREF 16000 /* KHz */ +#define MAX_MFD 135 /* Multiplier */ +#define MIN_MFD 88 /* Multiplier */ + +/* Low Power Divider specifications */ +#define MIN_LPD (1 << 0) /* Divider (not encoded) */ +#define MAX_LPD (1 << 15) /* Divider (not encoded) */ +#define DEFAULT_LPD (1 << 1) /* Divider (not encoded) */ +#endif + +#define BUSDIV 6 /* Divider */ + +/* Get the value of the current system clock */ +int get_sys_clock(void) +{ + volatile ccm_t *ccm = (volatile ccm_t *)(MMAP_CCM); + volatile pll_t *pll = (volatile pll_t *)(MMAP_PLL); + int divider; + + /* Test to see if device is in LIMP mode */ + if (ccm->misccr & CCM_MISCCR_LIMP) { + divider = ccm->cdr & CCM_CDR_LPDIV(0xF); +#ifdef CONFIG_MCF5301x + return (FREF / (3 * (1 << divider))); +#endif +#ifdef CONFIG_MCF532x + return (FREF / (2 << divider)); +#endif + } else { +#ifdef CONFIG_MCF5301x + u32 pfdr = (pll->pcr & 0x3F) + 1; + u32 refdiv = (1 << ((pll->pcr & PLL_PCR_REFDIV(7)) >> 8)); + u32 busdiv = ((pll->pdr & 0x00F0) >> 4) + 1; + + return (((FREF * pfdr) / refdiv) / busdiv); +#endif +#ifdef CONFIG_MCF532x + return ((FREF * pll->pfdr) / (BUSDIV * 4)); +#endif + } +} + +/* + * Initialize the Low Power Divider circuit + * + * Parameters: + * div Desired system frequency divider + * + * Return Value: + * The resulting output system frequency + */ +int clock_limp(int div) +{ + volatile ccm_t *ccm = (volatile ccm_t *)(MMAP_CCM); + u32 temp; + + /* Check bounds of divider */ + if (div < MIN_LPD) + div = MIN_LPD; + if (div > MAX_LPD) + div = MAX_LPD; + + /* Save of the current value of the SSIDIV so we don't overwrite the value */ + temp = (ccm->cdr & CCM_CDR_SSIDIV(0xFF)); + + /* Apply the divider to the system clock */ + ccm->cdr = (CCM_CDR_LPDIV(div) | CCM_CDR_SSIDIV(temp)); + + ccm->misccr |= CCM_MISCCR_LIMP; + + return (FREF / (3 * (1 << div))); +} + +/* Exit low power LIMP mode */ +int clock_exit_limp(void) +{ + volatile ccm_t *ccm = (volatile ccm_t *)(MMAP_CCM); + int fout; + + /* Exit LIMP mode */ + ccm->misccr &= (~CCM_MISCCR_LIMP); + + /* Wait for PLL to lock */ + while (!(ccm->misccr & CCM_MISCCR_PLL_LOCK)) ; + + fout = get_sys_clock(); + + return fout; +} + +/* Initialize the PLL + * + * Parameters: + * fref PLL reference clock frequency in KHz + * fsys Desired PLL output frequency in KHz + * flags Operating parameters + * + * Return Value: + * The resulting output system frequency + */ +int clock_pll(int fsys, int flags) +{ +#ifdef CONFIG_MCF532x + volatile u32 *sdram_workaround = (volatile u32 *)(MMAP_SDRAM + 0x80); +#endif + volatile sdram_t *sdram = (volatile sdram_t *)(MMAP_SDRAM); + volatile pll_t *pll = (volatile pll_t *)(MMAP_PLL); + int fref, temp, fout, mfd; + u32 i; + + fref = FREF; + + if (fsys == 0) { + /* Return current PLL output */ +#ifdef CONFIG_MCF5301x + u32 busdiv = ((pll->pdr >> 4) & 0x0F) + 1; + mfd = (pll->pcr & 0x3F) + 1; + + return (fref * mfd) / busdiv; +#endif +#ifdef CONFIG_MCF532x + mfd = pll->pfdr; + + return (fref * mfd / (BUSDIV * 4)); +#endif + } + + /* Check bounds of requested system clock */ + if (fsys > MAX_FSYS) + fsys = MAX_FSYS; + + if (fsys < MIN_FSYS) + fsys = MIN_FSYS; + + /* + * Multiplying by 100 when calculating the temp value, + * and then dividing by 100 to calculate the mfd allows + * for exact values without needing to include floating + * point libraries. + */ + temp = (100 * fsys) / fref; +#ifdef CONFIG_MCF5301x + mfd = (BUSDIV * temp) / 100; + + /* Determine the output frequency for selected values */ + fout = ((fref * mfd) / BUSDIV); +#endif +#ifdef CONFIG_MCF532x + mfd = (4 * BUSDIV * temp) / 100; + + /* Determine the output frequency for selected values */ + fout = ((fref * mfd) / (BUSDIV * 4)); +#endif + +/* must not tamper with SDRAMC if running from SDRAM */ +#if !defined(CONFIG_MONITOR_IS_IN_RAM) + /* + * Check to see if the SDRAM has already been initialized. + * If it has then the SDRAM needs to be put into self refresh + * mode before reprogramming the PLL. + */ + if (sdram->ctrl & SDRAMC_SDCR_REF) + sdram->ctrl &= ~SDRAMC_SDCR_CKE; + + /* + * Initialize the PLL to generate the new system clock frequency. + * The device must be put into LIMP mode to reprogram the PLL. + */ + + /* Enter LIMP mode */ + clock_limp(DEFAULT_LPD); + +#ifdef CONFIG_MCF5301x + pll->pdr = + PLL_PDR_OUTDIV1((BUSDIV / 3) - 1) | + PLL_PDR_OUTDIV2(BUSDIV - 1) | + PLL_PDR_OUTDIV3((BUSDIV / 2) - 1) | + PLL_PDR_OUTDIV4(USBDIV - 1); + + pll->pcr &= PLL_PCR_FBDIV_UNMASK; + pll->pcr |= PLL_PCR_FBDIV(mfd - 1); +#endif +#ifdef CONFIG_MCF532x + /* Reprogram PLL for desired fsys */ + pll->podr = (PLL_PODR_CPUDIV(BUSDIV / 3) | PLL_PODR_BUSDIV(BUSDIV)); + + pll->pfdr = mfd; +#endif + + /* Exit LIMP mode */ + clock_exit_limp(); + + /* Return the SDRAM to normal operation if it is in use. */ + if (sdram->ctrl & SDRAMC_SDCR_REF) + sdram->ctrl |= SDRAMC_SDCR_CKE; + +#ifdef CONFIG_MCF532x + /* + * software workaround for SDRAM opeartion after exiting LIMP + * mode errata + */ + *sdram_workaround = CONFIG_SYS_SDRAM_BASE; +#endif + + /* wait for DQS logic to relock */ + for (i = 0; i < 0x200; i++) ; +#endif /* !defined(CONFIG_MONITOR_IS_IN_RAM) */ + + return fout; +} + +/* get_clocks() fills in gd->cpu_clock and gd->bus_clk */ +int get_clocks(void) +{ + gd->bus_clk = clock_pll(CONFIG_SYS_CLK / 1000, 0) * 1000; + gd->cpu_clk = (gd->bus_clk * 3); + +#ifdef CONFIG_FSL_I2C + gd->i2c1_clk = gd->bus_clk; +#endif + + return (0); +} diff --git a/arch/m68k/cpu/mcf532x/start.S b/arch/m68k/cpu/mcf532x/start.S new file mode 100644 index 0000000..a80b0a9 --- /dev/null +++ b/arch/m68k/cpu/mcf532x/start.S @@ -0,0 +1,288 @@ +/* + * Copyright (C) 2003 Josef Baumgartner + * Based on code from Bernhard Kuhn + * + * (C) Copyright 2004-2008 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include "version.h" +#include + +#ifndef CONFIG_IDENT_STRING +#define CONFIG_IDENT_STRING "" +#endif + +#define _START _start +#define _FAULT _fault + +#define SAVE_ALL \ + move.w #0x2700,%sr; /* disable intrs */ \ + subl #60,%sp; /* space for 15 regs */ \ + moveml %d0-%d7/%a0-%a6,%sp@; + +#define RESTORE_ALL \ + moveml %sp@,%d0-%d7/%a0-%a6; \ + addl #60,%sp; /* space for 15 regs */ \ + rte; + +#if !defined(CONFIG_MONITOR_IS_IN_RAM) +.text +/* + * Vector table. This is used for initial platform startup. + * These vectors are to catch any un-intended traps. + */ +_vectors: + +INITSP: .long 0x00000000 /* Initial SP */ +INITPC: .long _START /* Initial PC */ +vector02: .long _FAULT /* Access Error */ +vector03: .long _FAULT /* Address Error */ +vector04: .long _FAULT /* Illegal Instruction */ +vector05: .long _FAULT /* Reserved */ +vector06: .long _FAULT /* Reserved */ +vector07: .long _FAULT /* Reserved */ +vector08: .long _FAULT /* Privilege Violation */ +vector09: .long _FAULT /* Trace */ +vector0A: .long _FAULT /* Unimplemented A-Line */ +vector0B: .long _FAULT /* Unimplemented F-Line */ +vector0C: .long _FAULT /* Debug Interrupt */ +vector0D: .long _FAULT /* Reserved */ +vector0E: .long _FAULT /* Format Error */ +vector0F: .long _FAULT /* Unitialized Int. */ + +/* Reserved */ +vector10_17: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +vector18: .long _FAULT /* Spurious Interrupt */ +vector19: .long _FAULT /* Autovector Level 1 */ +vector1A: .long _FAULT /* Autovector Level 2 */ +vector1B: .long _FAULT /* Autovector Level 3 */ +vector1C: .long _FAULT /* Autovector Level 4 */ +vector1D: .long _FAULT /* Autovector Level 5 */ +vector1E: .long _FAULT /* Autovector Level 6 */ +vector1F: .long _FAULT /* Autovector Level 7 */ + +/* TRAP #0 - #15 */ +vector20_2F: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +/* Reserved */ +vector30_3F: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +vector64_127: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +vector128_191: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +vector192_255: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +#endif /* !defined(CONFIG_MONITOR_IS_IN_RAM) */ + + .text + + .globl _start +_start: + nop + nop + move.w #0x2700,%sr /* Mask off Interrupt */ + +#if !defined(CONFIG_MONITOR_IS_IN_RAM) + /* Set vector base register at the beginning of the Flash */ + move.l #CONFIG_SYS_FLASH_BASE, %d0 + movec %d0, %VBR +#endif + + move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_CTRL), %d0 + movec %d0, %RAMBAR1 + + /* invalidate and disable cache */ + move.l #CF_CACR_CINVA, %d0 /* Invalidate cache cmd */ + movec %d0, %CACR /* Invalidate cache */ + move.l #0, %d0 + movec %d0, %ACR0 + movec %d0, %ACR1 + +#ifdef CONFIG_MCF5301x + move.l #(0xFC0a0010), %a0 + move.w (%a0), %d0 + and.l %d0, 0xEFFF + + move.w %d0, (%a0) +#endif + + /* initialize general use internal ram */ + move.l #0, %d0 + move.l #(ICACHE_STATUS), %a1 /* icache */ + move.l #(DCACHE_STATUS), %a2 /* icache */ + move.l %d0, (%a1) + move.l %d0, (%a2) + + /* set stackpointer to end of internal ram to get some stackspace for the + first c-code */ + move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp + clr.l %sp@- + + move.l #__got_start, %a5 /* put relocation table address to a5 */ + + bsr cpu_init_f /* run low-level CPU init code (from flash) */ + bsr board_init_f /* run low-level board init code (from flash) */ + + /* board_init_f() does not return */ + +/*------------------------------------------------------------------------------*/ + +/* + * void relocate_code (addr_sp, gd, addr_moni) + * + * This "function" does not return, instead it continues in RAM + * after relocating the monitor code. + * + * r3 = dest + * r4 = src + * r5 = length in bytes + * r6 = cachelinesize + */ + .globl relocate_code +relocate_code: + link.w %a6,#0 + move.l 8(%a6), %sp /* set new stack pointer */ + + move.l 12(%a6), %d0 /* Save copy of Global Data pointer */ + move.l 16(%a6), %a0 /* Save copy of Destination Address */ + + move.l #CONFIG_SYS_MONITOR_BASE, %a1 + move.l #__init_end, %a2 + move.l %a0, %a3 + + /* copy the code to RAM */ +1: + move.l (%a1)+, (%a3)+ + cmp.l %a1,%a2 + bgt.s 1b + +/* + * We are done. Do not return, instead branch to second part of board + * initialization, now running from RAM. + */ + move.l %a0, %a1 + add.l #(in_ram - CONFIG_SYS_MONITOR_BASE), %a1 + jmp (%a1) + +in_ram: + +clear_bss: + /* + * Now clear BSS segment + */ + move.l %a0, %a1 + add.l #(_sbss - CONFIG_SYS_MONITOR_BASE),%a1 + move.l %a0, %d1 + add.l #(_ebss - CONFIG_SYS_MONITOR_BASE),%d1 +6: + clr.l (%a1)+ + cmp.l %a1,%d1 + bgt.s 6b + + /* + * fix got table in RAM + */ + move.l %a0, %a1 + add.l #(__got_start - CONFIG_SYS_MONITOR_BASE),%a1 + move.l %a1,%a5 /* * fix got pointer register a5 */ + + move.l %a0, %a2 + add.l #(__got_end - CONFIG_SYS_MONITOR_BASE),%a2 + +7: + move.l (%a1),%d1 + sub.l #_start,%d1 + add.l %a0,%d1 + move.l %d1,(%a1)+ + cmp.l %a2, %a1 + bne 7b + + /* calculate relative jump to board_init_r in ram */ + move.l %a0, %a1 + add.l #(board_init_r - CONFIG_SYS_MONITOR_BASE), %a1 + + /* set parameters for board_init_r */ + move.l %a0,-(%sp) /* dest_addr */ + move.l %d0,-(%sp) /* gd */ + jsr (%a1) + +/*------------------------------------------------------------------------------*/ +/* exception code */ + .globl _fault +_fault: + jmp _fault + .globl _exc_handler + +_exc_handler: + SAVE_ALL + movel %sp,%sp@- + bsr exc_handler + addql #4,%sp + RESTORE_ALL + + .globl _int_handler +_int_handler: + SAVE_ALL + movel %sp,%sp@- + bsr int_handler + addql #4,%sp + RESTORE_ALL + +/*------------------------------------------------------------------------------*/ + .globl version_string +version_string: + .ascii U_BOOT_VERSION + .ascii " (", U_BOOT_DATE, " - ", U_BOOT_TIME, ")" + .ascii CONFIG_IDENT_STRING, "\0" + .align 4 diff --git a/arch/m68k/cpu/mcf5445x/Makefile b/arch/m68k/cpu/mcf5445x/Makefile new file mode 100644 index 0000000..26ec298 --- /dev/null +++ b/arch/m68k/cpu/mcf5445x/Makefile @@ -0,0 +1,48 @@ +# +# (C) Copyright 2000-2004 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +# CFLAGS += -DET_DEBUG + +LIB = lib$(CPU).a + +START = start.o +COBJS = cpu.o speed.o cpu_init.o interrupts.o pci.o + +SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) +START := $(addprefix $(obj),$(START)) + +all: $(obj).depend $(START) $(LIB) + +$(LIB): $(OBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) + +######################################################################### + +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/arch/m68k/cpu/mcf5445x/config.mk b/arch/m68k/cpu/mcf5445x/config.mk new file mode 100644 index 0000000..b0b49f7 --- /dev/null +++ b/arch/m68k/cpu/mcf5445x/config.mk @@ -0,0 +1,37 @@ +# +# (C) Copyright 2003 Josef Baumgartner +# +# (C) Copyright 2000-2004 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +PLATFORM_RELFLAGS += -ffixed-d7 -msep-data +ifneq ($(findstring 4.1,$(shell $(CC) --version)),4.1) +PLATFORM_CPPFLAGS += -mcpu=54455 -fPIC +else +PLATFORM_CPPFLAGS += -m5407 -fPIC +endif + +ifneq (,$(findstring -linux-,$(shell $(CC) --version))) +ifneq (,$(findstring GOT,$(shell $(LD) --help))) +PLATFORM_LDFLAGS += --got=single +endif +endif diff --git a/arch/m68k/cpu/mcf5445x/cpu.c b/arch/m68k/cpu/mcf5445x/cpu.c new file mode 100644 index 0000000..6238bc0 --- /dev/null +++ b/arch/m68k/cpu/mcf5445x/cpu.c @@ -0,0 +1,112 @@ +/* + * + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include +#include + +#include + +DECLARE_GLOBAL_DATA_PTR; + +int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) +{ + volatile rcm_t *rcm = (rcm_t *) (MMAP_RCM); + udelay(1000); + rcm->rcr |= RCM_RCR_SOFTRST; + + /* we don't return! */ + return 0; +}; + +int checkcpu(void) +{ + volatile ccm_t *ccm = (ccm_t *) MMAP_CCM; + u16 msk; + u16 id = 0; + u8 ver; + + puts("CPU: "); + msk = (ccm->cir >> 6); + ver = (ccm->cir & 0x003f); + switch (msk) { + case 0x48: + id = 54455; + break; + case 0x49: + id = 54454; + break; + case 0x4a: + id = 54453; + break; + case 0x4b: + id = 54452; + break; + case 0x4d: + id = 54451; + break; + case 0x4f: + id = 54450; + break; + } + + if (id) { + char buf1[32], buf2[32], buf3[32]; + + printf("Freescale MCF%d (Mask:%01x Version:%x)\n", id, msk, + ver); + printf(" CPU CLK %s MHz BUS CLK %s MHz FLB CLK %s MHz\n", + strmhz(buf1, gd->cpu_clk), + strmhz(buf2, gd->bus_clk), + strmhz(buf3, gd->flb_clk)); +#ifdef CONFIG_PCI + printf(" PCI CLK %s MHz INP CLK %s MHz VCO CLK %s MHz\n", + strmhz(buf1, gd->pci_clk), + strmhz(buf2, gd->inp_clk), + strmhz(buf3, gd->vco_clk)); +#else + printf(" INP CLK %s MHz VCO CLK %s MHz\n", + strmhz(buf1, gd->inp_clk), + strmhz(buf2, gd->vco_clk)); +#endif + } + + return 0; +} + +#if defined(CONFIG_MCFFEC) +/* Default initializations for MCFFEC controllers. To override, + * create a board-specific function called: + * int board_eth_init(bd_t *bis) + */ + +int cpu_eth_init(bd_t *bis) +{ + return mcffec_initialize(bis); +} +#endif diff --git a/arch/m68k/cpu/mcf5445x/cpu_init.c b/arch/m68k/cpu/mcf5445x/cpu_init.c new file mode 100644 index 0000000..8d51d35 --- /dev/null +++ b/arch/m68k/cpu/mcf5445x/cpu_init.c @@ -0,0 +1,272 @@ +/* + * + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2004-2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include +#include +#include + +#if defined(CONFIG_CMD_NET) +#include +#include +#include +#endif + +/* + * Breath some life into the CPU... + * + * Set up the memory map, + * initialize a bunch of registers, + * initialize the UPM's + */ +void cpu_init_f(void) +{ + volatile scm1_t *scm1 = (scm1_t *) MMAP_SCM1; + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + volatile fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS; + + scm1->mpr = 0x77777777; + scm1->pacra = 0; + scm1->pacrb = 0; + scm1->pacrc = 0; + scm1->pacrd = 0; + scm1->pacre = 0; + scm1->pacrf = 0; + scm1->pacrg = 0; + + /* FlexBus */ + gpio->par_be = + GPIO_PAR_BE_BE3_BE3 | GPIO_PAR_BE_BE2_BE2 | GPIO_PAR_BE_BE1_BE1 | + GPIO_PAR_BE_BE0_BE0; + gpio->par_fbctl = + GPIO_PAR_FBCTL_OE | GPIO_PAR_FBCTL_TA_TA | GPIO_PAR_FBCTL_RW_RW | + GPIO_PAR_FBCTL_TS_TS; + +#if !defined(CONFIG_CF_SBF) +#if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) && defined(CONFIG_SYS_CS0_CTRL)) + fbcs->csar0 = CONFIG_SYS_CS0_BASE; + fbcs->cscr0 = CONFIG_SYS_CS0_CTRL; + fbcs->csmr0 = CONFIG_SYS_CS0_MASK; +#endif +#endif + +#if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) && defined(CONFIG_SYS_CS1_CTRL)) + /* Latch chipselect */ + fbcs->csar1 = CONFIG_SYS_CS1_BASE; + fbcs->cscr1 = CONFIG_SYS_CS1_CTRL; + fbcs->csmr1 = CONFIG_SYS_CS1_MASK; +#endif + +#if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) && defined(CONFIG_SYS_CS2_CTRL)) + fbcs->csar2 = CONFIG_SYS_CS2_BASE; + fbcs->cscr2 = CONFIG_SYS_CS2_CTRL; + fbcs->csmr2 = CONFIG_SYS_CS2_MASK; +#endif + +#if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) && defined(CONFIG_SYS_CS3_CTRL)) + fbcs->csar3 = CONFIG_SYS_CS3_BASE; + fbcs->cscr3 = CONFIG_SYS_CS3_CTRL; + fbcs->csmr3 = CONFIG_SYS_CS3_MASK; +#endif + +#if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) && defined(CONFIG_SYS_CS4_CTRL)) + fbcs->csar4 = CONFIG_SYS_CS4_BASE; + fbcs->cscr4 = CONFIG_SYS_CS4_CTRL; + fbcs->csmr4 = CONFIG_SYS_CS4_MASK; +#endif + +#if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) && defined(CONFIG_SYS_CS5_CTRL)) + fbcs->csar5 = CONFIG_SYS_CS5_BASE; + fbcs->cscr5 = CONFIG_SYS_CS5_CTRL; + fbcs->csmr5 = CONFIG_SYS_CS5_MASK; +#endif + + /* + * now the flash base address is no longer at 0 (Newer ColdFire family + * boot at address 0 instead of 0xFFnn_nnnn). The vector table must + * also move to the new location. + */ + if (CONFIG_SYS_CS0_BASE != 0) + setvbr(CONFIG_SYS_CS0_BASE); + +#ifdef CONFIG_FSL_I2C + gpio->par_feci2c = GPIO_PAR_FECI2C_SCL_SCL | GPIO_PAR_FECI2C_SDA_SDA; +#endif + + icache_enable(); +} + +/* + * initialize higher level parts of CPU like timers + */ +int cpu_init_r(void) +{ +#ifdef CONFIG_MCFRTC + volatile rtc_t *rtc = (volatile rtc_t *)(CONFIG_SYS_MCFRTC_BASE); + volatile rtcex_t *rtcex = (volatile rtcex_t *)&rtc->extended; + + rtcex->gocu = (CONFIG_SYS_RTC_OSCILLATOR >> 16) & 0xFFFF; + rtcex->gocl = CONFIG_SYS_RTC_OSCILLATOR & 0xFFFF; +#endif + + return (0); +} + +void uart_port_conf(int port) +{ + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + /* Setup Ports: */ + switch (port) { + case 0: + gpio->par_uart &= + ~(GPIO_PAR_UART_U0TXD_U0TXD | GPIO_PAR_UART_U0RXD_U0RXD); + gpio->par_uart |= + (GPIO_PAR_UART_U0TXD_U0TXD | GPIO_PAR_UART_U0RXD_U0RXD); + break; + case 1: +#ifdef CONFIG_SYS_UART1_PRI_GPIO + gpio->par_uart &= + ~(GPIO_PAR_UART_U1TXD_U1TXD | GPIO_PAR_UART_U1RXD_U1RXD); + gpio->par_uart |= + (GPIO_PAR_UART_U1TXD_U1TXD | GPIO_PAR_UART_U1RXD_U1RXD); +#elif defined(CONFIG_SYS_UART1_ALT1_GPIO) + gpio->par_ssi &= + (GPIO_PAR_SSI_SRXD_UNMASK | GPIO_PAR_SSI_STXD_UNMASK); + gpio->par_ssi |= + (GPIO_PAR_SSI_SRXD_U1RXD | GPIO_PAR_SSI_STXD_U1TXD); +#endif + break; + case 2: +#if defined(CONFIG_SYS_UART2_ALT1_GPIO) + gpio->par_timer &= + (GPIO_PAR_TIMER_T3IN_UNMASK | GPIO_PAR_TIMER_T2IN_UNMASK); + gpio->par_timer |= + (GPIO_PAR_TIMER_T3IN_U2RXD | GPIO_PAR_TIMER_T2IN_U2TXD); +#elif defined(CONFIG_SYS_UART2_ALT2_GPIO) + gpio->par_timer &= + (GPIO_PAR_FECI2C_SCL_UNMASK | GPIO_PAR_FECI2C_SDA_UNMASK); + gpio->par_timer |= + (GPIO_PAR_FECI2C_SCL_U2TXD | GPIO_PAR_FECI2C_SDA_U2RXD); +#endif + break; + } +} + +#if defined(CONFIG_CMD_NET) +int fecpin_setclear(struct eth_device *dev, int setclear) +{ + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + struct fec_info_s *info = (struct fec_info_s *)dev->priv; + + if (setclear) { + gpio->par_feci2c |= + (GPIO_PAR_FECI2C_MDC0_MDC0 | GPIO_PAR_FECI2C_MDIO0_MDIO0); + + if (info->iobase == CONFIG_SYS_FEC0_IOBASE) + gpio->par_fec |= GPIO_PAR_FEC_FEC0_RMII_GPIO; + else + gpio->par_fec |= GPIO_PAR_FEC_FEC1_RMII_ATA; + } else { + gpio->par_feci2c &= + ~(GPIO_PAR_FECI2C_MDC0_MDC0 | GPIO_PAR_FECI2C_MDIO0_MDIO0); + + if (info->iobase == CONFIG_SYS_FEC0_IOBASE) + gpio->par_fec &= GPIO_PAR_FEC_FEC0_UNMASK; + else + gpio->par_fec &= GPIO_PAR_FEC_FEC1_UNMASK; + } + return 0; +} +#endif + +#ifdef CONFIG_CF_DSPI +void cfspi_port_conf(void) +{ + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + gpio->par_dspi = GPIO_PAR_DSPI_SIN_SIN | GPIO_PAR_DSPI_SOUT_SOUT | + GPIO_PAR_DSPI_SCK_SCK; +} + +int cfspi_claim_bus(uint bus, uint cs) +{ + volatile dspi_t *dspi = (dspi_t *) MMAP_DSPI; + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + if ((dspi->sr & DSPI_SR_TXRXS) != DSPI_SR_TXRXS) + return -1; + + /* Clear FIFO and resume transfer */ + dspi->mcr &= ~(DSPI_MCR_CTXF | DSPI_MCR_CRXF); + + switch (cs) { + case 0: + gpio->par_dspi &= ~GPIO_PAR_DSPI_PCS0_PCS0; + gpio->par_dspi |= GPIO_PAR_DSPI_PCS0_PCS0; + break; + case 1: + gpio->par_dspi &= ~GPIO_PAR_DSPI_PCS1_PCS1; + gpio->par_dspi |= GPIO_PAR_DSPI_PCS1_PCS1; + break; + case 2: + gpio->par_dspi &= ~GPIO_PAR_DSPI_PCS2_PCS2; + gpio->par_dspi |= GPIO_PAR_DSPI_PCS2_PCS2; + break; + case 5: + gpio->par_dspi &= ~GPIO_PAR_DSPI_PCS5_PCS5; + gpio->par_dspi |= GPIO_PAR_DSPI_PCS5_PCS5; + break; + } + + return 0; +} + +void cfspi_release_bus(uint bus, uint cs) +{ + volatile dspi_t *dspi = (dspi_t *) MMAP_DSPI; + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + dspi->mcr &= ~(DSPI_MCR_CTXF | DSPI_MCR_CRXF); /* Clear FIFO */ + + switch (cs) { + case 0: + gpio->par_dspi &= ~GPIO_PAR_DSPI_PCS0_PCS0; + break; + case 1: + gpio->par_dspi &= ~GPIO_PAR_DSPI_PCS1_PCS1; + break; + case 2: + gpio->par_dspi &= ~GPIO_PAR_DSPI_PCS2_PCS2; + break; + case 5: + gpio->par_dspi &= ~GPIO_PAR_DSPI_PCS5_PCS5; + break; + } +} +#endif diff --git a/arch/m68k/cpu/mcf5445x/interrupts.c b/arch/m68k/cpu/mcf5445x/interrupts.c new file mode 100644 index 0000000..85828a6 --- /dev/null +++ b/arch/m68k/cpu/mcf5445x/interrupts.c @@ -0,0 +1,52 @@ +/* + * + * (C) Copyright 2000-2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* CPU specific interrupt routine */ +#include +#include + +int interrupt_init(void) +{ + volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); + + /* Make sure all interrupts are disabled */ + intp->imrh0 |= 0xFFFFFFFF; + intp->imrl0 |= 0xFFFFFFFF; + + enable_interrupts(); + return 0; +} + +#if defined(CONFIG_MCFTMR) +void dtimer_intr_setup(void) +{ + volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); + + intp->icr0[CONFIG_SYS_TMRINTR_NO] = CONFIG_SYS_TMRINTR_PRI; + intp->imrh0 &= ~CONFIG_SYS_TMRINTR_MASK; +} +#endif diff --git a/arch/m68k/cpu/mcf5445x/pci.c b/arch/m68k/cpu/mcf5445x/pci.c new file mode 100644 index 0000000..7f9784c --- /dev/null +++ b/arch/m68k/cpu/mcf5445x/pci.c @@ -0,0 +1,164 @@ +/* + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* + * PCI Configuration space access support + */ +#include +#include +#include +#include + +#if defined(CONFIG_PCI) +/* System RAM mapped over PCI */ +#define CONFIG_SYS_PCI_SYS_MEM_BUS CONFIG_SYS_SDRAM_BASE +#define CONFIG_SYS_PCI_SYS_MEM_PHYS CONFIG_SYS_SDRAM_BASE +#define CONFIG_SYS_PCI_SYS_MEM_SIZE (1024 * 1024 * 1024) + +#define cfg_read(val, addr, type, op) *val = op((type)(addr)); +#define cfg_write(val, addr, type, op) op((type *)(addr), (val)); + +#define PCI_OP(rw, size, type, op, mask) \ +int pci_##rw##_cfg_##size(struct pci_controller *hose, \ + pci_dev_t dev, int offset, type val) \ +{ \ + u32 addr = 0; \ + u16 cfg_type = 0; \ + addr = ((offset & 0xfc) | cfg_type | (dev) | 0x80000000); \ + out_be32(hose->cfg_addr, addr); \ + cfg_##rw(val, hose->cfg_data + (offset & mask), type, op); \ + out_be32(hose->cfg_addr, addr & 0x7fffffff); \ + return 0; \ +} + +PCI_OP(read, byte, u8 *, in_8, 3) +PCI_OP(read, word, u16 *, in_le16, 2) +PCI_OP(read, dword, u32 *, in_le32, 0) +PCI_OP(write, byte, u8, out_8, 3) +PCI_OP(write, word, u16, out_le16, 2) +PCI_OP(write, dword, u32, out_le32, 0) + +void pci_mcf5445x_init(struct pci_controller *hose) +{ + volatile pci_t *pci = (volatile pci_t *)MMAP_PCI; + volatile pciarb_t *pciarb = (volatile pciarb_t *)MMAP_PCIARB; + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + u32 barEn = 0; + + pciarb->acr = 0x001F001F; + + /* Set PCIGNT1, PCIREQ1, PCIREQ0/PCIGNTIN, PCIGNT0/PCIREQOUT, + PCIREQ2, PCIGNT2 */ + gpio->par_pci = + GPIO_PAR_PCI_GNT3_GNT3 | GPIO_PAR_PCI_GNT2 | GPIO_PAR_PCI_GNT1 | + GPIO_PAR_PCI_GNT0 | GPIO_PAR_PCI_REQ3_REQ3 | GPIO_PAR_PCI_REQ2 | + GPIO_PAR_PCI_REQ1 | GPIO_PAR_PCI_REQ0; + + /* Assert reset bit */ + pci->gscr |= PCI_GSCR_PR; + + pci->tcr1 |= PCI_TCR1_P; + + /* Initiator windows */ + pci->iw0btar = CONFIG_SYS_PCI_MEM_PHYS | (CONFIG_SYS_PCI_MEM_PHYS >> 16); + pci->iw1btar = CONFIG_SYS_PCI_IO_PHYS | (CONFIG_SYS_PCI_IO_PHYS >> 16); + pci->iw2btar = CONFIG_SYS_PCI_CFG_PHYS | (CONFIG_SYS_PCI_CFG_PHYS >> 16); + + pci->iwcr = + PCI_IWCR_W0C_EN | PCI_IWCR_W1C_EN | PCI_IWCR_W1C_IO | + PCI_IWCR_W2C_EN | PCI_IWCR_W2C_IO; + + pci->icr = 0; + + /* Enable bus master and mem access */ + pci->scr = PCI_SCR_B | PCI_SCR_M; + + /* Cache line size and master latency */ + pci->cr1 = PCI_CR1_CLS(8) | PCI_CR1_LTMR(0xF8); + pci->cr2 = 0; + +#ifdef CONFIG_SYS_PCI_BAR0 + pci->bar0 = PCI_BAR_BAR0(CONFIG_SYS_PCI_BAR0); + pci->tbatr0 = CONFIG_SYS_PCI_TBATR0 | PCI_TBATR_EN; + barEn |= PCI_TCR2_B0E; +#endif +#ifdef CONFIG_SYS_PCI_BAR1 + pci->bar1 = PCI_BAR_BAR1(CONFIG_SYS_PCI_BAR1); + pci->tbatr1 = CONFIG_SYS_PCI_TBATR1 | PCI_TBATR_EN; + barEn |= PCI_TCR2_B1E; +#endif +#ifdef CONFIG_SYS_PCI_BAR2 + pci->bar2 = PCI_BAR_BAR2(CONFIG_SYS_PCI_BAR2); + pci->tbatr2 = CONFIG_SYS_PCI_TBATR2 | PCI_TBATR_EN; + barEn |= PCI_TCR2_B2E; +#endif +#ifdef CONFIG_SYS_PCI_BAR3 + pci->bar3 = PCI_BAR_BAR3(CONFIG_SYS_PCI_BAR3); + pci->tbatr3 = CONFIG_SYS_PCI_TBATR3 | PCI_TBATR_EN; + barEn |= PCI_TCR2_B3E; +#endif +#ifdef CONFIG_SYS_PCI_BAR4 + pci->bar4 = PCI_BAR_BAR4(CONFIG_SYS_PCI_BAR4); + pci->tbatr4 = CONFIG_SYS_PCI_TBATR4 | PCI_TBATR_EN; + barEn |= PCI_TCR2_B4E; +#endif +#ifdef CONFIG_SYS_PCI_BAR5 + pci->bar5 = PCI_BAR_BAR5(CONFIG_SYS_PCI_BAR5); + pci->tbatr5 = CONFIG_SYS_PCI_TBATR5 | PCI_TBATR_EN; + barEn |= PCI_TCR2_B5E; +#endif + + pci->tcr2 = barEn; + + /* Deassert reset bit */ + pci->gscr &= ~PCI_GSCR_PR; + udelay(1000); + + /* Enable PCI bus master support */ + hose->first_busno = 0; + hose->last_busno = 0xff; + + pci_set_region(hose->regions + 0, CONFIG_SYS_PCI_MEM_BUS, CONFIG_SYS_PCI_MEM_PHYS, + CONFIG_SYS_PCI_MEM_SIZE, PCI_REGION_MEM); + + pci_set_region(hose->regions + 1, CONFIG_SYS_PCI_IO_BUS, CONFIG_SYS_PCI_IO_PHYS, + CONFIG_SYS_PCI_IO_SIZE, PCI_REGION_IO); + + pci_set_region(hose->regions + 2, CONFIG_SYS_PCI_SYS_MEM_BUS, + CONFIG_SYS_PCI_SYS_MEM_PHYS, CONFIG_SYS_PCI_SYS_MEM_SIZE, + PCI_REGION_MEM | PCI_REGION_SYS_MEMORY); + + hose->region_count = 3; + + hose->cfg_addr = &(pci->car); + hose->cfg_data = (volatile unsigned char *)CONFIG_SYS_PCI_CFG_BUS; + + pci_set_ops(hose, pci_read_cfg_byte, pci_read_cfg_word, + pci_read_cfg_dword, pci_write_cfg_byte, pci_write_cfg_word, + pci_write_cfg_dword); + + /* Hose scan */ + pci_register_hose(hose); + hose->last_busno = pci_hose_scan(hose); +} +#endif /* CONFIG_PCI */ diff --git a/arch/m68k/cpu/mcf5445x/speed.c b/arch/m68k/cpu/mcf5445x/speed.c new file mode 100644 index 0000000..9c0c077 --- /dev/null +++ b/arch/m68k/cpu/mcf5445x/speed.c @@ -0,0 +1,217 @@ +/* + * + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include + +#include + +DECLARE_GLOBAL_DATA_PTR; + +/* + * Low Power Divider specifications + */ +#define CLOCK_LPD_MIN (1 << 0) /* Divider (decoded) */ +#define CLOCK_LPD_MAX (1 << 15) /* Divider (decoded) */ + +#define CLOCK_PLL_FVCO_MAX 540000000 +#define CLOCK_PLL_FVCO_MIN 300000000 + +#define CLOCK_PLL_FSYS_MAX 266666666 +#define CLOCK_PLL_FSYS_MIN 100000000 +#define MHZ 1000000 + +void clock_enter_limp(int lpdiv) +{ + volatile ccm_t *ccm = (volatile ccm_t *)MMAP_CCM; + int i, j; + + /* Check bounds of divider */ + if (lpdiv < CLOCK_LPD_MIN) + lpdiv = CLOCK_LPD_MIN; + if (lpdiv > CLOCK_LPD_MAX) + lpdiv = CLOCK_LPD_MAX; + + /* Round divider down to nearest power of two */ + for (i = 0, j = lpdiv; j != 1; j >>= 1, i++) ; + + /* Apply the divider to the system clock */ + ccm->cdr = (ccm->cdr & 0xF0FF) | CCM_CDR_LPDIV(i); + + /* Enable Limp Mode */ + ccm->misccr |= CCM_MISCCR_LIMP; +} + +/* + * brief Exit Limp mode + * warning The PLL should be set and locked prior to exiting Limp mode + */ +void clock_exit_limp(void) +{ + volatile ccm_t *ccm = (volatile ccm_t *)MMAP_CCM; + volatile pll_t *pll = (volatile pll_t *)MMAP_PLL; + + /* Exit Limp mode */ + ccm->misccr &= ~CCM_MISCCR_LIMP; + + /* Wait for the PLL to lock */ + while (!(pll->psr & PLL_PSR_LOCK)) ; +} + +/* + * get_clocks() fills in gd->cpu_clock and gd->bus_clk + */ +int get_clocks(void) +{ + + volatile ccm_t *ccm = (volatile ccm_t *)MMAP_CCM; + volatile pll_t *pll = (volatile pll_t *)MMAP_PLL; + int pllmult_nopci[] = { 20, 10, 24, 18, 12, 6, 16, 8 }; + int pllmult_pci[] = { 12, 6, 16, 8 }; + int vco = 0, bPci, temp, fbtemp, pcrvalue; + int *pPllmult = NULL; + u16 fbpll_mask; + +#ifdef CONFIG_M54455EVB + volatile u8 *cpld = (volatile u8 *)(CONFIG_SYS_CS2_BASE + 3); +#endif + u8 bootmode; + + /* To determine PCI is present or not */ + if (((ccm->ccr & CCM_CCR_360_FBCONFIG_MASK) == 0x00e0) || + ((ccm->ccr & CCM_CCR_360_FBCONFIG_MASK) == 0x0060)) { + pPllmult = &pllmult_pci[0]; + fbpll_mask = 3; /* 11b */ + bPci = 1; + } else { + pPllmult = &pllmult_nopci[0]; + fbpll_mask = 7; /* 111b */ +#ifdef CONFIG_PCI + gd->pci_clk = 0; +#endif + bPci = 0; + } + +#ifdef CONFIG_M54455EVB + bootmode = (*cpld & 0x03); + + if (bootmode != 3) { + /* Temporary read from CCR- fixed fb issue, must be the same clock + as pci or input clock, causing cpld/fpga read inconsistancy */ + fbtemp = pPllmult[ccm->ccr & fbpll_mask]; + + /* Break down into small pieces, code still in flex bus */ + pcrvalue = pll->pcr & 0xFFFFF0FF; + temp = fbtemp - 1; + pcrvalue |= PLL_PCR_OUTDIV3(temp); + + pll->pcr = pcrvalue; + } +#endif +#ifdef CONFIG_M54451EVB + /* No external logic to read the bootmode, hard coded from built */ +#ifdef CONFIG_CF_SBF + bootmode = 3; +#else + bootmode = 2; + + /* default value is 16 mul, set to 20 mul */ + pcrvalue = (pll->pcr & 0x00FFFFFF) | 0x14000000; + pll->pcr = pcrvalue; + while ((pll->psr & PLL_PSR_LOCK) != PLL_PSR_LOCK); +#endif +#endif + + if (bootmode == 0) { + /* RCON mode */ + vco = pPllmult[ccm->rcon & fbpll_mask] * CONFIG_SYS_INPUT_CLKSRC; + + if ((vco < CLOCK_PLL_FVCO_MIN) || (vco > CLOCK_PLL_FVCO_MAX)) { + /* invaild range, re-set in PCR */ + int temp = ((pll->pcr & PLL_PCR_OUTDIV2_MASK) >> 4) + 1; + int i, j, bus; + + j = (pll->pcr & 0xFF000000) >> 24; + for (i = j; i < 0xFF; i++) { + vco = i * CONFIG_SYS_INPUT_CLKSRC; + if (vco >= CLOCK_PLL_FVCO_MIN) { + bus = vco / temp; + if (bus <= CLOCK_PLL_FSYS_MIN - MHZ) + continue; + else + break; + } + } + pcrvalue = pll->pcr & 0x00FF00FF; + fbtemp = ((i - 1) << 8) | ((i - 1) << 12); + pcrvalue |= ((i << 24) | fbtemp); + + pll->pcr = pcrvalue; + } + gd->vco_clk = vco; /* Vco clock */ + } else if (bootmode == 2) { + /* Normal mode */ + vco = ((pll->pcr & 0xFF000000) >> 24) * CONFIG_SYS_INPUT_CLKSRC; + if ((vco < CLOCK_PLL_FVCO_MIN) || (vco > CLOCK_PLL_FVCO_MAX)) { + /* Default value */ + pcrvalue = (pll->pcr & 0x00FFFFFF); + pcrvalue |= pPllmult[ccm->ccr & fbpll_mask] << 24; + pll->pcr = pcrvalue; + vco = ((pll->pcr & 0xFF000000) >> 24) * CONFIG_SYS_INPUT_CLKSRC; + } + gd->vco_clk = vco; /* Vco clock */ + } else if (bootmode == 3) { + /* serial mode */ + vco = ((pll->pcr & 0xFF000000) >> 24) * CONFIG_SYS_INPUT_CLKSRC; + gd->vco_clk = vco; /* Vco clock */ + } + + if ((ccm->ccr & CCM_MISCCR_LIMP) == CCM_MISCCR_LIMP) { + /* Limp mode */ + } else { + gd->inp_clk = CONFIG_SYS_INPUT_CLKSRC; /* Input clock */ + + temp = (pll->pcr & PLL_PCR_OUTDIV1_MASK) + 1; + gd->cpu_clk = vco / temp; /* cpu clock */ + + temp = ((pll->pcr & PLL_PCR_OUTDIV2_MASK) >> 4) + 1; + gd->bus_clk = vco / temp; /* bus clock */ + + temp = ((pll->pcr & PLL_PCR_OUTDIV3_MASK) >> 8) + 1; + gd->flb_clk = vco / temp; /* FlexBus clock */ + +#ifdef CONFIG_PCI + if (bPci) { + temp = ((pll->pcr & PLL_PCR_OUTDIV4_MASK) >> 12) + 1; + gd->pci_clk = vco / temp; /* PCI clock */ + } +#endif + } + +#ifdef CONFIG_FSL_I2C + gd->i2c1_clk = gd->bus_clk; +#endif + + return (0); +} diff --git a/arch/m68k/cpu/mcf5445x/start.S b/arch/m68k/cpu/mcf5445x/start.S new file mode 100644 index 0000000..738e4a7 --- /dev/null +++ b/arch/m68k/cpu/mcf5445x/start.S @@ -0,0 +1,545 @@ +/* + * Copyright (C) 2003 Josef Baumgartner + * Based on code from Bernhard Kuhn + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include "version.h" +#include + +#ifndef CONFIG_IDENT_STRING +#define CONFIG_IDENT_STRING "" +#endif + +#define _START _start +#define _FAULT _fault + +#define SAVE_ALL \ + move.w #0x2700,%sr; /* disable intrs */ \ + subl #60,%sp; /* space for 15 regs */ \ + moveml %d0-%d7/%a0-%a6,%sp@; + +#define RESTORE_ALL \ + moveml %sp@,%d0-%d7/%a0-%a6; \ + addl #60,%sp; /* space for 15 regs */ \ + rte; + +#if defined(CONFIG_CF_SBF) +#define ASM_DRAMINIT (asm_dram_init - TEXT_BASE + CONFIG_SYS_INIT_RAM_ADDR) +#define ASM_SBF_IMG_HDR (asm_sbf_img_hdr - TEXT_BASE + CONFIG_SYS_INIT_RAM_ADDR) +#endif + +.text + +/* + * Vector table. This is used for initial platform startup. + * These vectors are to catch any un-intended traps. + */ +_vectors: +#if defined(CONFIG_CF_SBF) + +INITSP: .long 0 /* Initial SP */ +INITPC: .long ASM_DRAMINIT /* Initial PC */ + +#else + +INITSP: .long 0 /* Initial SP */ +INITPC: .long _START /* Initial PC */ + +#endif + +vector02: .long _FAULT /* Access Error */ +vector03: .long _FAULT /* Address Error */ +vector04: .long _FAULT /* Illegal Instruction */ +vector05: .long _FAULT /* Reserved */ +vector06: .long _FAULT /* Reserved */ +vector07: .long _FAULT /* Reserved */ +vector08: .long _FAULT /* Privilege Violation */ +vector09: .long _FAULT /* Trace */ +vector0A: .long _FAULT /* Unimplemented A-Line */ +vector0B: .long _FAULT /* Unimplemented F-Line */ +vector0C: .long _FAULT /* Debug Interrupt */ +vector0D: .long _FAULT /* Reserved */ +vector0E: .long _FAULT /* Format Error */ +vector0F: .long _FAULT /* Unitialized Int. */ + +/* Reserved */ +vector10_17: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +vector18: .long _FAULT /* Spurious Interrupt */ +vector19: .long _FAULT /* Autovector Level 1 */ +vector1A: .long _FAULT /* Autovector Level 2 */ +vector1B: .long _FAULT /* Autovector Level 3 */ +vector1C: .long _FAULT /* Autovector Level 4 */ +vector1D: .long _FAULT /* Autovector Level 5 */ +vector1E: .long _FAULT /* Autovector Level 6 */ +vector1F: .long _FAULT /* Autovector Level 7 */ + +#if !defined(CONFIG_CF_SBF) + +/* TRAP #0 - #15 */ +vector20_2F: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +/* Reserved */ +vector30_3F: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +vector64_127: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +vector128_191: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +vector192_255: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +#endif + +#if defined(CONFIG_CF_SBF) + /* Image header: chksum 4 bytes, len 4 bytes, img dest 4 bytes */ +asm_sbf_img_hdr: + .long 0x00000000 /* checksum, not yet implemented */ + .long 0x00030000 /* image length */ + .long TEXT_BASE /* image to be relocated at */ + +asm_dram_init: + move.w #0x2700,%sr /* Mask off Interrupt */ + + move.l #CONFIG_SYS_INIT_RAM_ADDR, %d0 + movec %d0, %VBR + + move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_CTRL), %d0 + movec %d0, %RAMBAR1 + + /* initialize general use internal ram */ + move.l #0, %d0 + move.l #(ICACHE_STATUS), %a1 /* icache */ + move.l #(DCACHE_STATUS), %a2 /* dcache */ + move.l %d0, (%a1) + move.l %d0, (%a2) + + /* invalidate and disable cache */ + move.l #(CONFIG_SYS_ICACHE_INV + CONFIG_SYS_DCACHE_INV), %d0 + movec %d0, %CACR /* Invalidate cache */ + move.l #0, %d0 + movec %d0, %ACR0 + movec %d0, %ACR1 + movec %d0, %ACR2 + movec %d0, %ACR3 + + move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp + clr.l %sp@- + + /* Must disable global address */ + move.l #0xFC008000, %a1 + move.l #(CONFIG_SYS_CS0_BASE), (%a1) + move.l #0xFC008008, %a1 + move.l #(CONFIG_SYS_CS0_CTRL), (%a1) + move.l #0xFC008004, %a1 + move.l #(CONFIG_SYS_CS0_MASK), (%a1) + + /* Dram Initialization a1, a2, and d0 */ + /* mscr sdram */ + move.l #0xFC0A4074, %a1 + move.b #(CONFIG_SYS_SDRAM_DRV_STRENGTH), (%a1) + nop + + /* SDRAM Chip 0 and 1 */ + move.l #0xFC0B8110, %a1 + move.l #0xFC0B8114, %a2 + + /* calculate the size */ + move.l #0x13, %d1 + move.l #(CONFIG_SYS_SDRAM_SIZE), %d2 +#ifdef CONFIG_SYS_SDRAM_BASE1 + lsr.l #1, %d2 +#endif + +dramsz_loop: + lsr.l #1, %d2 + add.l #1, %d1 + cmp.l #1, %d2 + bne dramsz_loop + + /* SDRAM Chip 0 and 1 */ + move.l #(CONFIG_SYS_SDRAM_BASE), (%a1) + or.l %d1, (%a1) +#ifdef CONFIG_SYS_SDRAM_BASE1 + move.l #(CONFIG_SYS_SDRAM_BASE1), (%a2) + or.l %d1, (%a2) +#endif + nop + + /* dram cfg1 and cfg2 */ + move.l #0xFC0B8008, %a1 + move.l #(CONFIG_SYS_SDRAM_CFG1), (%a1) + nop + move.l #0xFC0B800C, %a2 + move.l #(CONFIG_SYS_SDRAM_CFG2), (%a2) + nop + + move.l #0xFC0B8000, %a1 /* Mode */ + move.l #0xFC0B8004, %a2 /* Ctrl */ + + /* Issue PALL */ + move.l #(CONFIG_SYS_SDRAM_CTRL + 2), (%a2) + nop + +#ifdef CONFIG_M54455EVB + /* Issue LEMR */ + move.l #(CONFIG_SYS_SDRAM_EMOD + 0x408), (%a1) + nop + move.l #(CONFIG_SYS_SDRAM_MODE + 0x300), (%a1) + nop +#endif + + move.l #1000, %d1 + jsr asm_delay + + /* Issue PALL */ + move.l #(CONFIG_SYS_SDRAM_CTRL + 2), (%a2) + nop + + /* Perform two refresh cycles */ + move.l #(CONFIG_SYS_SDRAM_CTRL + 4), %d0 + nop + move.l %d0, (%a2) + move.l %d0, (%a2) + nop + +#ifdef CONFIG_M54455EVB + move.l #(CONFIG_SYS_SDRAM_MODE + 0x200), (%a1) + nop +#elif defined(CONFIG_M54451EVB) + /* Issue LEMR */ + move.l #(CONFIG_SYS_SDRAM_MODE), (%a1) + nop + move.l #(CONFIG_SYS_SDRAM_EMOD), (%a1) +#endif + + move.l #500, %d1 + jsr asm_delay + + move.l #(CONFIG_SYS_SDRAM_CTRL), %d1 + and.l #0x7FFFFFFF, %d1 +#ifdef CONFIG_M54455EVB + or.l #0x10000C00, %d1 +#elif defined(CONFIG_M54451EVB) + or.l #0x10000C00, %d1 +#endif + move.l %d1, (%a2) + nop + + move.l #2000, %d1 + jsr asm_delay + + /* + * DSPI Initialization + * a0 - general, sram - 0x80008000 - 32, see M54455EVB.h + * a1 - dspi status + * a2 - dtfr + * a3 - drfr + * a4 - Dst addr + */ + /* Enable pins for DSPI mode - chip-selects are enabled later */ +asm_dspi_init: + move.l #0xFC0A4063, %a0 + move.b #0x7F, (%a0) + + /* Configure DSPI module */ + move.l #0xFC05C000, %a0 + move.l #0x80FF0C00, (%a0) /* Master, clear TX/RX FIFO */ + + move.l #0xFC05C00C, %a0 + move.l #0x3E000011, (%a0) + + move.l #0xFC05C034, %a2 /* dtfr */ + move.l #0xFC05C03B, %a3 /* drfr */ + + move.l #(ASM_SBF_IMG_HDR + 4), %a1 + move.l (%a1)+, %d5 + move.l (%a1), %a4 + + move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_SBFHDR_DATA_OFFSET), %a0 + move.l #(CONFIG_SYS_SBFHDR_SIZE), %d4 + + move.l #0xFC05C02C, %a1 /* dspi status */ + + /* Issue commands and address */ + move.l #0x8002000B, %d2 /* Fast Read Cmd */ + jsr asm_dspi_wr_status + jsr asm_dspi_rd_status + + move.l #0x80020000, %d2 /* Address byte 2 */ + jsr asm_dspi_wr_status + jsr asm_dspi_rd_status + + move.l #0x80020000, %d2 /* Address byte 1 */ + jsr asm_dspi_wr_status + jsr asm_dspi_rd_status + + move.l #0x80020000, %d2 /* Address byte 0 */ + jsr asm_dspi_wr_status + jsr asm_dspi_rd_status + + move.l #0x80020000, %d2 /* Dummy Wr and Rd */ + jsr asm_dspi_wr_status + jsr asm_dspi_rd_status + + /* Transfer serial boot header to sram */ +asm_dspi_rd_loop1: + move.l #0x80020000, %d2 + jsr asm_dspi_wr_status + jsr asm_dspi_rd_status + + move.b %d1, (%a0) /* read, copy to dst */ + + add.l #1, %a0 /* inc dst by 1 */ + sub.l #1, %d4 /* dec cnt by 1 */ + bne asm_dspi_rd_loop1 + + /* Transfer u-boot from serial flash to memory */ +asm_dspi_rd_loop2: + move.l #0x80020000, %d2 + jsr asm_dspi_wr_status + jsr asm_dspi_rd_status + + move.b %d1, (%a4) /* read, copy to dst */ + + add.l #1, %a4 /* inc dst by 1 */ + sub.l #1, %d5 /* dec cnt by 1 */ + bne asm_dspi_rd_loop2 + + move.l #0x00020000, %d2 /* Terminate */ + jsr asm_dspi_wr_status + jsr asm_dspi_rd_status + + /* jump to memory and execute */ + move.l #(TEXT_BASE + 0x400), %a0 + jmp (%a0) + +asm_dspi_wr_status: + move.l (%a1), %d0 /* status */ + and.l #0x0000F000, %d0 + cmp.l #0x00003000, %d0 + bgt asm_dspi_wr_status + + move.l %d2, (%a2) + rts + +asm_dspi_rd_status: + move.l (%a1), %d0 /* status */ + and.l #0x000000F0, %d0 + lsr.l #4, %d0 + cmp.l #0, %d0 + beq asm_dspi_rd_status + + move.b (%a3), %d1 + rts + +asm_delay: + nop + subq.l #1, %d1 + bne asm_delay + rts +#endif /* CONFIG_CF_SBF */ + + .text + . = 0x400 + .globl _start +_start: +#if !defined(CONFIG_CF_SBF) + nop + nop + move.w #0x2700,%sr /* Mask off Interrupt */ + + /* Set vector base register at the beginning of the Flash */ + move.l #CONFIG_SYS_FLASH_BASE, %d0 + movec %d0, %VBR + + move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_CTRL), %d0 + movec %d0, %RAMBAR1 + + /* initialize general use internal ram */ + move.l #0, %d0 + move.l #(ICACHE_STATUS), %a1 /* icache */ + move.l #(DCACHE_STATUS), %a2 /* dcache */ + move.l %d0, (%a1) + move.l %d0, (%a2) + + /* invalidate and disable cache */ + move.l #(CONFIG_SYS_ICACHE_INV + CONFIG_SYS_DCACHE_INV), %d0 + movec %d0, %CACR /* Invalidate cache */ + move.l #0, %d0 + movec %d0, %ACR0 + movec %d0, %ACR1 + movec %d0, %ACR2 + movec %d0, %ACR3 + + /* set stackpointer to end of internal ram to get some stackspace for + the first c-code */ + move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp + clr.l %sp@- +#endif + + move.l #__got_start, %a5 /* put relocation table address to a5 */ + + bsr cpu_init_f /* run low-level CPU init code (from flash) */ + bsr board_init_f /* run low-level board init code (from flash) */ + + /* board_init_f() does not return */ + +/*------------------------------------------------------------------------------*/ + +/* + * void relocate_code (addr_sp, gd, addr_moni) + * + * This "function" does not return, instead it continues in RAM + * after relocating the monitor code. + * + * r3 = dest + * r4 = src + * r5 = length in bytes + * r6 = cachelinesize + */ + .globl relocate_code +relocate_code: + link.w %a6,#0 + move.l 8(%a6), %sp /* set new stack pointer */ + + move.l 12(%a6), %d0 /* Save copy of Global Data pointer */ + move.l 16(%a6), %a0 /* Save copy of Destination Address */ + + move.l #CONFIG_SYS_MONITOR_BASE, %a1 + move.l #__init_end, %a2 + move.l %a0, %a3 + + /* copy the code to RAM */ +1: + move.l (%a1)+, (%a3)+ + cmp.l %a1,%a2 + bgt.s 1b + +/* + * We are done. Do not return, instead branch to second part of board + * initialization, now running from RAM. + */ + move.l %a0, %a1 + add.l #(in_ram - CONFIG_SYS_MONITOR_BASE), %a1 + jmp (%a1) + +in_ram: + +clear_bss: + /* + * Now clear BSS segment + */ + move.l %a0, %a1 + add.l #(_sbss - CONFIG_SYS_MONITOR_BASE),%a1 + move.l %a0, %d1 + add.l #(_ebss - CONFIG_SYS_MONITOR_BASE),%d1 +6: + clr.l (%a1)+ + cmp.l %a1,%d1 + bgt.s 6b + + /* + * fix got table in RAM + */ + move.l %a0, %a1 + add.l #(__got_start - CONFIG_SYS_MONITOR_BASE),%a1 + move.l %a1,%a5 /* * fix got pointer register a5 */ + + move.l %a0, %a2 + add.l #(__got_end - CONFIG_SYS_MONITOR_BASE),%a2 + +7: + move.l (%a1),%d1 + sub.l #_start,%d1 + add.l %a0,%d1 + move.l %d1,(%a1)+ + cmp.l %a2, %a1 + bne 7b + + /* calculate relative jump to board_init_r in ram */ + move.l %a0, %a1 + add.l #(board_init_r - CONFIG_SYS_MONITOR_BASE), %a1 + + /* set parameters for board_init_r */ + move.l %a0,-(%sp) /* dest_addr */ + move.l %d0,-(%sp) /* gd */ + jsr (%a1) + +/*------------------------------------------------------------------------------*/ +/* exception code */ + .globl _fault +_fault: + bra _fault + .globl _exc_handler + +_exc_handler: + SAVE_ALL + movel %sp,%sp@- + bsr exc_handler + addql #4,%sp + RESTORE_ALL + + .globl _int_handler +_int_handler: + SAVE_ALL + movel %sp,%sp@- + bsr int_handler + addql #4,%sp + RESTORE_ALL + +/*------------------------------------------------------------------------------*/ + + .globl version_string +version_string: + .ascii U_BOOT_VERSION + .ascii " (", U_BOOT_DATE, " - ", U_BOOT_TIME, ")" + .ascii CONFIG_IDENT_STRING, "\0" + .align 4 diff --git a/arch/m68k/cpu/mcf547x_8x/Makefile b/arch/m68k/cpu/mcf547x_8x/Makefile new file mode 100644 index 0000000..e12bef1 --- /dev/null +++ b/arch/m68k/cpu/mcf547x_8x/Makefile @@ -0,0 +1,48 @@ +# +# (C) Copyright 2000-2004 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +# CFLAGS += -DET_DEBUG + +LIB = lib$(CPU).a + +START = +COBJS = cpu.o speed.o cpu_init.o pci.o interrupts.o slicetimer.o + +SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) +START := $(addprefix $(obj),$(START)) + +all: $(obj).depend $(START) $(LIB) + +$(LIB): $(OBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) + +######################################################################### + +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/arch/m68k/cpu/mcf547x_8x/config.mk b/arch/m68k/cpu/mcf547x_8x/config.mk new file mode 100644 index 0000000..83102ab --- /dev/null +++ b/arch/m68k/cpu/mcf547x_8x/config.mk @@ -0,0 +1,37 @@ +# +# (C) Copyright 2003 Josef Baumgartner +# +# (C) Copyright 2000-2004 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +PLATFORM_RELFLAGS += -ffixed-d7 -msep-data +ifneq ($(findstring 4.1,$(shell $(CC) --version)),4.1) +PLATFORM_CPPFLAGS += -mcpu=5485 -fPIC +else +PLATFORM_CPPFLAGS += -m5407 -fPIC +endif + +ifneq (,$(findstring -linux-,$(shell $(CC) --version))) +ifneq (,$(findstring GOT,$(shell $(LD) --help))) +PLATFORM_LDFLAGS += --got=single +endif +endif diff --git a/arch/m68k/cpu/mcf547x_8x/cpu.c b/arch/m68k/cpu/mcf547x_8x/cpu.c new file mode 100644 index 0000000..3912a74 --- /dev/null +++ b/arch/m68k/cpu/mcf547x_8x/cpu.c @@ -0,0 +1,164 @@ +/* + * + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include +#include + +#include + +DECLARE_GLOBAL_DATA_PTR; + +int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) +{ + volatile gptmr_t *gptmr = (gptmr_t *) (MMAP_GPTMR); + + gptmr->pre = 10; + gptmr->cnt = 1; + + /* enable watchdog, set timeout to 0 and wait */ + gptmr->mode = GPT_TMS_SGPIO; + gptmr->ctrl = GPT_CTRL_WDEN | GPT_CTRL_CE; + + /* we don't return! */ + return 1; +}; + +int checkcpu(void) +{ + volatile siu_t *siu = (siu_t *) MMAP_SIU; + u16 id = 0; + + puts("CPU: "); + + switch ((siu->jtagid & 0x000FF000) >> 12) { + case 0x0C: + id = 5485; + break; + case 0x0D: + id = 5484; + break; + case 0x0E: + id = 5483; + break; + case 0x0F: + id = 5482; + break; + case 0x10: + id = 5481; + break; + case 0x11: + id = 5480; + break; + case 0x12: + id = 5475; + break; + case 0x13: + id = 5474; + break; + case 0x14: + id = 5473; + break; + case 0x15: + id = 5472; + break; + case 0x16: + id = 5471; + break; + case 0x17: + id = 5470; + break; + } + + if (id) { + char buf1[32], buf2[32]; + + printf("Freescale MCF%d\n", id); + printf(" CPU CLK %s MHz BUS CLK %s MHz\n", + strmhz(buf1, gd->cpu_clk), + strmhz(buf2, gd->bus_clk)); + } + + return 0; +}; + +#if defined(CONFIG_HW_WATCHDOG) +/* Called by macro WATCHDOG_RESET */ +void hw_watchdog_reset(void) +{ + volatile gptmr_t *gptmr = (gptmr_t *) (MMAP_GPTMR); + + gptmr->ocpw = 0xa5; +} + +int watchdog_disable(void) +{ + volatile gptmr_t *gptmr = (gptmr_t *) (MMAP_GPTMR); + + /* UserManual, once the wdog is disabled, wdog cannot be re-enabled */ + gptmr->mode = 0; + gptmr->ctrl = 0; + + puts("WATCHDOG:disabled\n"); + + return (0); +} + +int watchdog_init(void) +{ + + volatile gptmr_t *gptmr = (gptmr_t *) (MMAP_GPTMR); + + gptmr->pre = CONFIG_WATCHDOG_TIMEOUT; + gptmr->cnt = CONFIG_SYS_TIMER_PRESCALER * 1000; + + gptmr->mode = GPT_TMS_SGPIO; + gptmr->ctrl = GPT_CTRL_CE | GPT_CTRL_WDEN; + puts("WATCHDOG:enabled\n"); + + return (0); +} +#endif /* CONFIG_HW_WATCHDOG */ + +#if defined(CONFIG_FSLDMAFEC) || defined(CONFIG_MCFFEC) +/* Default initializations for MCFFEC controllers. To override, + * create a board-specific function called: + * int board_eth_init(bd_t *bis) + */ + +int cpu_eth_init(bd_t *bis) +{ +#if defined(CONFIG_FSLDMAFEC) + mcdmafec_initialize(bis); +#endif +#if defined(CONFIG_MCFFEC) + mcffec_initialize(bis); +#endif + return 0; +} +#endif diff --git a/arch/m68k/cpu/mcf547x_8x/cpu_init.c b/arch/m68k/cpu/mcf547x_8x/cpu_init.c new file mode 100644 index 0000000..60c9126 --- /dev/null +++ b/arch/m68k/cpu/mcf547x_8x/cpu_init.c @@ -0,0 +1,159 @@ +/* + * + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include + +#if defined(CONFIG_CMD_NET) +#include +#include +#include +#endif + +/* + * Breath some life into the CPU... + * + * Set up the memory map, + * initialize a bunch of registers, + * initialize the UPM's + */ +void cpu_init_f(void) +{ + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + volatile fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS; + volatile xlbarb_t *xlbarb = (volatile xlbarb_t *) MMAP_XARB; + + xlbarb->adrto = 0x2000; + xlbarb->datto = 0x2500; + xlbarb->busto = 0x3000; + + xlbarb->cfg = XARB_CFG_AT | XARB_CFG_DT; + + /* Master Priority Enable */ + xlbarb->prien = 0xff; + xlbarb->pri = 0; + +#if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) && defined(CONFIG_SYS_CS0_CTRL)) + fbcs->csar0 = CONFIG_SYS_CS0_BASE; + fbcs->cscr0 = CONFIG_SYS_CS0_CTRL; + fbcs->csmr0 = CONFIG_SYS_CS0_MASK; +#endif + +#if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) && defined(CONFIG_SYS_CS1_CTRL)) + fbcs->csar1 = CONFIG_SYS_CS1_BASE; + fbcs->cscr1 = CONFIG_SYS_CS1_CTRL; + fbcs->csmr1 = CONFIG_SYS_CS1_MASK; +#endif + +#if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) && defined(CONFIG_SYS_CS2_CTRL)) + fbcs->csar2 = CONFIG_SYS_CS2_BASE; + fbcs->cscr2 = CONFIG_SYS_CS2_CTRL; + fbcs->csmr2 = CONFIG_SYS_CS2_MASK; +#endif + +#if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) && defined(CONFIG_SYS_CS3_CTRL)) + fbcs->csar3 = CONFIG_SYS_CS3_BASE; + fbcs->cscr3 = CONFIG_SYS_CS3_CTRL; + fbcs->csmr3 = CONFIG_SYS_CS3_MASK; +#endif + +#if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) && defined(CONFIG_SYS_CS4_CTRL)) + fbcs->csar4 = CONFIG_SYS_CS4_BASE; + fbcs->cscr4 = CONFIG_SYS_CS4_CTRL; + fbcs->csmr4 = CONFIG_SYS_CS4_MASK; +#endif + +#if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) && defined(CONFIG_SYS_CS5_CTRL)) + fbcs->csar5 = CONFIG_SYS_CS5_BASE; + fbcs->cscr5 = CONFIG_SYS_CS5_CTRL; + fbcs->csmr5 = CONFIG_SYS_CS5_MASK; +#endif + +#ifdef CONFIG_FSL_I2C + gpio->par_feci2cirq = GPIO_PAR_FECI2CIRQ_SCL | GPIO_PAR_FECI2CIRQ_SDA; +#endif + + icache_enable(); +} + +/* + * initialize higher level parts of CPU like timers + */ +int cpu_init_r(void) +{ +#if defined(CONFIG_CMD_NET) && defined(CONFIG_FSLDMAFEC) + MCD_initDma((dmaRegs *) (MMAP_MCDMA), (void *)(MMAP_SRAM + 512), + MCD_RELOC_TASKS); +#endif + return (0); +} + +void uart_port_conf(int port) +{ + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + volatile u8 *pscsicr = (u8 *) (CONFIG_SYS_UART_BASE + 0x40); + + /* Setup Ports: */ + switch (port) { + case 0: + gpio->par_psc0 = (GPIO_PAR_PSC0_TXD0 | GPIO_PAR_PSC0_RXD0); + break; + case 1: + gpio->par_psc1 = (GPIO_PAR_PSC1_TXD1 | GPIO_PAR_PSC1_RXD1); + break; + case 2: + gpio->par_psc2 = (GPIO_PAR_PSC2_TXD2 | GPIO_PAR_PSC2_RXD2); + break; + case 3: + gpio->par_psc3 = (GPIO_PAR_PSC3_TXD3 | GPIO_PAR_PSC3_RXD3); + break; + } + + *pscsicr &= 0xF8; +} + +#if defined(CONFIG_CMD_NET) +int fecpin_setclear(struct eth_device *dev, int setclear) +{ + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + struct fec_info_dma *info = (struct fec_info_dma *)dev->priv; + + if (setclear) { + if (info->iobase == CONFIG_SYS_FEC0_IOBASE) + gpio->par_feci2cirq |= 0xF000; + else + gpio->par_feci2cirq |= 0x0FC0; + } else { + if (info->iobase == CONFIG_SYS_FEC0_IOBASE) + gpio->par_feci2cirq &= 0x0FFF; + else + gpio->par_feci2cirq &= 0xF03F; + } + return 0; +} +#endif diff --git a/arch/m68k/cpu/mcf547x_8x/interrupts.c b/arch/m68k/cpu/mcf547x_8x/interrupts.c new file mode 100644 index 0000000..76be876 --- /dev/null +++ b/arch/m68k/cpu/mcf547x_8x/interrupts.c @@ -0,0 +1,50 @@ +/* + * + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* CPU specific interrupt routine */ +#include +#include + +int interrupt_init(void) +{ + volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); + + /* Make sure all interrupts are disabled */ + intp->imrh0 |= 0xFFFFFFFF; + intp->imrl0 |= 0xFFFFFFFF; + + enable_interrupts(); + + return 0; +} + +#if defined(CONFIG_SLTTMR) +void dtimer_intr_setup(void) +{ + volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); + + intp->icr0[CONFIG_SYS_TMRINTR_NO] = CONFIG_SYS_TMRINTR_PRI; + intp->imrh0 &= ~CONFIG_SYS_TMRINTR_MASK; +} +#endif diff --git a/arch/m68k/cpu/mcf547x_8x/pci.c b/arch/m68k/cpu/mcf547x_8x/pci.c new file mode 100644 index 0000000..f867dc1 --- /dev/null +++ b/arch/m68k/cpu/mcf547x_8x/pci.c @@ -0,0 +1,167 @@ +/* + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* + * PCI Configuration space access support + */ +#include +#include +#include +#include + +#if defined(CONFIG_PCI) +/* System RAM mapped over PCI */ +#define CONFIG_SYS_PCI_SYS_MEM_BUS CONFIG_SYS_SDRAM_BASE +#define CONFIG_SYS_PCI_SYS_MEM_PHYS CONFIG_SYS_SDRAM_BASE +#define CONFIG_SYS_PCI_SYS_MEM_SIZE (1024 * 1024 * 1024) + +#define cfg_read(val, addr, type, op) *val = op((type)(addr)); +#define cfg_write(val, addr, type, op) op((type *)(addr), (val)); + +#define PCI_OP(rw, size, type, op, mask) \ +int pci_##rw##_cfg_##size(struct pci_controller *hose, \ + pci_dev_t dev, int offset, type val) \ +{ \ + u32 addr = 0; \ + u16 cfg_type = 0; \ + addr = ((offset & 0xfc) | cfg_type | (dev) | 0x80000000); \ + out_be32(hose->cfg_addr, addr); \ + cfg_##rw(val, hose->cfg_data + (offset & mask), type, op); \ + __asm__ __volatile__("nop"); \ + __asm__ __volatile__("nop"); \ + out_be32(hose->cfg_addr, addr & 0x7fffffff); \ + return 0; \ +} + +PCI_OP(read, byte, u8 *, in_8, 3) +PCI_OP(read, word, u16 *, in_le16, 2) +PCI_OP(write, byte, u8, out_8, 3) +PCI_OP(write, word, u16, out_le16, 2) +PCI_OP(write, dword, u32, out_le32, 0) + +int pci_read_cfg_dword(struct pci_controller *hose, pci_dev_t dev, + int offset, u32 * val) +{ + u32 addr; + u32 tmpv; + u32 mask = 2; /* word access */ + /* Read lower 16 bits */ + addr = ((offset & 0xfc) | (dev) | 0x80000000); + out_be32(hose->cfg_addr, addr); + *val = (u32) in_le16((u16 *) (hose->cfg_data + (offset & mask))); + __asm__ __volatile__("nop"); + out_be32(hose->cfg_addr, addr & 0x7fffffff); + + /* Read upper 16 bits */ + offset += 2; + addr = ((offset & 0xfc) | 1 | (dev) | 0x80000000); + out_be32(hose->cfg_addr, addr); + tmpv = (u32) in_le16((u16 *) (hose->cfg_data + (offset & mask))); + __asm__ __volatile__("nop"); + out_be32(hose->cfg_addr, addr & 0x7fffffff); + + /* combine results into dword value */ + *val = (tmpv << 16) | *val; + + return 0; +} + +void pci_mcf547x_8x_init(struct pci_controller *hose) +{ + volatile pci_t *pci = (volatile pci_t *) MMAP_PCI; + volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; + + /* Port configuration */ + gpio->par_pcibg = + GPIO_PAR_PCIBG_PCIBG0(3) | GPIO_PAR_PCIBG_PCIBG1(3) | + GPIO_PAR_PCIBG_PCIBG2(3) | GPIO_PAR_PCIBG_PCIBG3(3) | + GPIO_PAR_PCIBG_PCIBG4(3); + gpio->par_pcibr = + GPIO_PAR_PCIBR_PCIBR0(3) | GPIO_PAR_PCIBR_PCIBR1(3) | + GPIO_PAR_PCIBR_PCIBR2(3) | GPIO_PAR_PCIBR_PCIBR3(3) | + GPIO_PAR_PCIBR_PCIBR4(3); + + /* Assert reset bit */ + pci->gscr |= PCI_GSCR_PR; + + pci->tcr1 = PCI_TCR1_P; + + /* Initiator windows */ + pci->iw0btar = CONFIG_SYS_PCI_MEM_PHYS | (CONFIG_SYS_PCI_MEM_PHYS >> 16); + pci->iw1btar = CONFIG_SYS_PCI_IO_PHYS | (CONFIG_SYS_PCI_IO_PHYS >> 16); + pci->iw2btar = CONFIG_SYS_PCI_CFG_PHYS | (CONFIG_SYS_PCI_CFG_PHYS >> 16); + + pci->iwcr = + PCI_IWCR_W0C_EN | PCI_IWCR_W1C_EN | PCI_IWCR_W1C_IO | + PCI_IWCR_W2C_EN | PCI_IWCR_W2C_IO; + + pci->icr = 0; + + /* Enable bus master and mem access */ + pci->scr = PCI_SCR_B | PCI_SCR_M; + + /* Cache line size and master latency */ + pci->cr1 = PCI_CR1_CLS(8) | PCI_CR1_LTMR(0xF8); + pci->cr2 = 0; + +#ifdef CONFIG_SYS_PCI_BAR0 + pci->bar0 = PCI_BAR_BAR0(CONFIG_SYS_PCI_BAR0); + pci->tbatr0a = CONFIG_SYS_PCI_TBATR0 | PCI_TBATR_EN; +#endif +#ifdef CONFIG_SYS_PCI_BAR1 + pci->bar1 = PCI_BAR_BAR1(CONFIG_SYS_PCI_BAR1); + pci->tbatr1a = CONFIG_SYS_PCI_TBATR1 | PCI_TBATR_EN; +#endif + + /* Deassert reset bit */ + pci->gscr &= ~PCI_GSCR_PR; + udelay(1000); + + /* Enable PCI bus master support */ + hose->first_busno = 0; + hose->last_busno = 0xff; + + pci_set_region(hose->regions + 0, CONFIG_SYS_PCI_MEM_BUS, CONFIG_SYS_PCI_MEM_PHYS, + CONFIG_SYS_PCI_MEM_SIZE, PCI_REGION_MEM); + + pci_set_region(hose->regions + 1, CONFIG_SYS_PCI_IO_BUS, CONFIG_SYS_PCI_IO_PHYS, + CONFIG_SYS_PCI_IO_SIZE, PCI_REGION_IO); + + pci_set_region(hose->regions + 2, CONFIG_SYS_PCI_SYS_MEM_BUS, + CONFIG_SYS_PCI_SYS_MEM_PHYS, CONFIG_SYS_PCI_SYS_MEM_SIZE, + PCI_REGION_MEM | PCI_REGION_SYS_MEMORY); + + hose->region_count = 3; + + hose->cfg_addr = &(pci->car); + hose->cfg_data = (volatile unsigned char *)CONFIG_SYS_PCI_CFG_BUS; + + pci_set_ops(hose, pci_read_cfg_byte, pci_read_cfg_word, + pci_read_cfg_dword, pci_write_cfg_byte, pci_write_cfg_word, + pci_write_cfg_dword); + + /* Hose scan */ + pci_register_hose(hose); + hose->last_busno = pci_hose_scan(hose); +} +#endif /* CONFIG_PCI */ diff --git a/arch/m68k/cpu/mcf547x_8x/slicetimer.c b/arch/m68k/cpu/mcf547x_8x/slicetimer.c new file mode 100644 index 0000000..8dc010a --- /dev/null +++ b/arch/m68k/cpu/mcf547x_8x/slicetimer.c @@ -0,0 +1,112 @@ +/* + * (C) Copyright 2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include + +#include +#include + +DECLARE_GLOBAL_DATA_PTR; + +static ulong timestamp; + +#if defined(CONFIG_SLTTMR) +#ifndef CONFIG_SYS_UDELAY_BASE +# error "uDelay base not defined!" +#endif + +#if !defined(CONFIG_SYS_TMR_BASE) || !defined(CONFIG_SYS_INTR_BASE) || !defined(CONFIG_SYS_TMRINTR_NO) || !defined(CONFIG_SYS_TMRINTR_MASK) +# error "TMR_BASE, INTR_BASE, TMRINTR_NO or TMRINTR_MASk not defined!" +#endif +extern void dtimer_intr_setup(void); + +void __udelay(unsigned long usec) +{ + volatile slt_t *timerp = (slt_t *) (CONFIG_SYS_UDELAY_BASE); + u32 now, freq; + + /* 1 us period */ + freq = CONFIG_SYS_TIMER_PRESCALER; + + timerp->cr = 0; /* Disable */ + timerp->tcnt = usec * freq; + timerp->cr = SLT_CR_TEN; + + now = timerp->cnt; + while (now != 0) + now = timerp->cnt; + + timerp->sr |= SLT_SR_ST; + timerp->cr = 0; +} + +void dtimer_interrupt(void *not_used) +{ + volatile slt_t *timerp = (slt_t *) (CONFIG_SYS_TMR_BASE); + + /* check for timer interrupt asserted */ + if ((CONFIG_SYS_TMRPND_REG & CONFIG_SYS_TMRINTR_MASK) == CONFIG_SYS_TMRINTR_PEND) { + timerp->sr |= SLT_SR_ST; + timestamp++; + return; + } +} + +void timer_init(void) +{ + volatile slt_t *timerp = (slt_t *) (CONFIG_SYS_TMR_BASE); + + timestamp = 0; + + timerp->cr = 0; /* disable timer */ + timerp->tcnt = 0; + timerp->sr = SLT_SR_BE | SLT_SR_ST; /* clear status */ + + /* initialize and enable timer interrupt */ + irq_install_handler(CONFIG_SYS_TMRINTR_NO, dtimer_interrupt, 0); + + /* Interrupt every ms */ + timerp->tcnt = 1000 * CONFIG_SYS_TIMER_PRESCALER; + + dtimer_intr_setup(); + + /* set a period of 1us, set timer mode to restart and + enable timer and interrupt */ + timerp->cr = SLT_CR_RUN | SLT_CR_IEN | SLT_CR_TEN; +} + +void reset_timer(void) +{ + timestamp = 0; +} + +ulong get_timer(ulong base) +{ + return (timestamp - base); +} + +void set_timer(ulong t) +{ + timestamp = t; +} +#endif /* CONFIG_SLTTMR */ diff --git a/arch/m68k/cpu/mcf547x_8x/speed.c b/arch/m68k/cpu/mcf547x_8x/speed.c new file mode 100644 index 0000000..2cee488 --- /dev/null +++ b/arch/m68k/cpu/mcf547x_8x/speed.c @@ -0,0 +1,48 @@ +/* + * + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. + * TsiChung Liew (Tsi-Chung.Liew@freescale.com) + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include + +#include + +/* + * get_clocks() fills in gd->cpu_clock and gd->bus_clk + */ +int get_clocks(void) +{ + DECLARE_GLOBAL_DATA_PTR; + + gd->bus_clk = CONFIG_SYS_CLK; + gd->cpu_clk = (gd->bus_clk * 2); + +#ifdef CONFIG_FSL_I2C + gd->i2c1_clk = gd->bus_clk; +#endif + + return (0); +} diff --git a/arch/m68k/cpu/mcf547x_8x/start.S b/arch/m68k/cpu/mcf547x_8x/start.S new file mode 100644 index 0000000..8411862 --- /dev/null +++ b/arch/m68k/cpu/mcf547x_8x/start.S @@ -0,0 +1,282 @@ +/* + * Copyright (C) 2003 Josef Baumgartner + * Based on code from Bernhard Kuhn + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include "version.h" +#include + +#ifndef CONFIG_IDENT_STRING +#define CONFIG_IDENT_STRING "" +#endif + +#define _START _start +#define _FAULT _fault + +#define SAVE_ALL \ + move.w #0x2700,%sr; /* disable intrs */ \ + subl #60,%sp; /* space for 15 regs */ \ + moveml %d0-%d7/%a0-%a6,%sp@; + +#define RESTORE_ALL \ + moveml %sp@,%d0-%d7/%a0-%a6; \ + addl #60,%sp; /* space for 15 regs */ \ + rte; + +.text +/* + * Vector table. This is used for initial platform startup. + * These vectors are to catch any un-intended traps. + */ +_vectors: + +INITSP: .long 0x00000000 /* Initial SP */ +INITPC: .long _START /* Initial PC */ +vector02: .long _FAULT /* Access Error */ +vector03: .long _FAULT /* Address Error */ +vector04: .long _FAULT /* Illegal Instruction */ +vector05: .long _FAULT /* Reserved */ +vector06: .long _FAULT /* Reserved */ +vector07: .long _FAULT /* Reserved */ +vector08: .long _FAULT /* Privilege Violation */ +vector09: .long _FAULT /* Trace */ +vector0A: .long _FAULT /* Unimplemented A-Line */ +vector0B: .long _FAULT /* Unimplemented F-Line */ +vector0C: .long _FAULT /* Debug Interrupt */ +vector0D: .long _FAULT /* Reserved */ +vector0E: .long _FAULT /* Format Error */ +vector0F: .long _FAULT /* Unitialized Int. */ + +/* Reserved */ +vector10_17: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +vector18: .long _FAULT /* Spurious Interrupt */ +vector19: .long _FAULT /* Autovector Level 1 */ +vector1A: .long _FAULT /* Autovector Level 2 */ +vector1B: .long _FAULT /* Autovector Level 3 */ +vector1C: .long _FAULT /* Autovector Level 4 */ +vector1D: .long _FAULT /* Autovector Level 5 */ +vector1E: .long _FAULT /* Autovector Level 6 */ +vector1F: .long _FAULT /* Autovector Level 7 */ + +/* TRAP #0 - #15 */ +vector20_2F: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +/* Reserved */ +vector30_3F: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +vector64_127: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +vector128_191: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + +vector192_255: +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT +.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT + + .text + + .globl _start +_start: + nop + nop + move.w #0x2700,%sr /* Mask off Interrupt */ + + /* Set vector base register at the beginning of the Flash */ + move.l #CONFIG_SYS_FLASH_BASE, %d0 + movec %d0, %VBR + + move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_CTRL), %d0 + movec %d0, %RAMBAR0 + + move.l #(CONFIG_SYS_INIT_RAM1_ADDR + CONFIG_SYS_INIT_RAM1_CTRL), %d0 + movec %d0, %RAMBAR1 + + move.l #CONFIG_SYS_MBAR, %d0 /* set MBAR address */ + move.c %d0, %MBAR + + /* invalidate and disable cache */ + move.l #0x01040100, %d0 /* Invalidate cache cmd */ + movec %d0, %CACR /* Invalidate cache */ + move.l #0, %d0 + movec %d0, %ACR0 + movec %d0, %ACR1 + movec %d0, %ACR2 + movec %d0, %ACR3 + + /* initialize general use internal ram */ + move.l #0, %d0 + move.l #(ICACHE_STATUS), %a1 /* icache */ + move.l #(DCACHE_STATUS), %a2 /* icache */ + move.l %d0, (%a1) + move.l %d0, (%a2) + + /* set stackpointer to end of internal ram to get some stackspace for the + first c-code */ + move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp + clr.l %sp@- + + move.l #__got_start, %a5 /* put relocation table address to a5 */ + + bsr cpu_init_f /* run low-level CPU init code (from flash) */ + bsr board_init_f /* run low-level board init code (from flash) */ + + /* board_init_f() does not return */ + +/*------------------------------------------------------------------------------*/ + +/* + * void relocate_code (addr_sp, gd, addr_moni) + * + * This "function" does not return, instead it continues in RAM + * after relocating the monitor code. + * + * r3 = dest + * r4 = src + * r5 = length in bytes + * r6 = cachelinesize + */ + .globl relocate_code +relocate_code: + link.w %a6,#0 + move.l 8(%a6), %sp /* set new stack pointer */ + + move.l 12(%a6), %d0 /* Save copy of Global Data pointer */ + move.l 16(%a6), %a0 /* Save copy of Destination Address */ + + move.l #CONFIG_SYS_MONITOR_BASE, %a1 + move.l #__init_end, %a2 + move.l %a0, %a3 + + /* copy the code to RAM */ +1: + move.l (%a1)+, (%a3)+ + cmp.l %a1,%a2 + bgt.s 1b + +/* + * We are done. Do not return, instead branch to second part of board + * initialization, now running from RAM. + */ + move.l %a0, %a1 + add.l #(in_ram - CONFIG_SYS_MONITOR_BASE), %a1 + jmp (%a1) + +in_ram: + +clear_bss: + /* + * Now clear BSS segment + */ + move.l %a0, %a1 + add.l #(_sbss - CONFIG_SYS_MONITOR_BASE),%a1 + move.l %a0, %d1 + add.l #(_ebss - CONFIG_SYS_MONITOR_BASE),%d1 +6: + clr.l (%a1)+ + cmp.l %a1,%d1 + bgt.s 6b + + /* + * fix got table in RAM + */ + move.l %a0, %a1 + add.l #(__got_start - CONFIG_SYS_MONITOR_BASE),%a1 + move.l %a1,%a5 /* * fix got pointer register a5 */ + + move.l %a0, %a2 + add.l #(__got_end - CONFIG_SYS_MONITOR_BASE),%a2 + +7: + move.l (%a1),%d1 + sub.l #_start,%d1 + add.l %a0,%d1 + move.l %d1,(%a1)+ + cmp.l %a2, %a1 + bne 7b + + /* calculate relative jump to board_init_r in ram */ + move.l %a0, %a1 + add.l #(board_init_r - CONFIG_SYS_MONITOR_BASE), %a1 + + /* set parameters for board_init_r */ + move.l %a0,-(%sp) /* dest_addr */ + move.l %d0,-(%sp) /* gd */ + jsr (%a1) + +/*------------------------------------------------------------------------------*/ +/* exception code */ + .globl _fault +_fault: + bra _fault + .globl _exc_handler + +_exc_handler: + SAVE_ALL + movel %sp,%sp@- + bsr exc_handler + addql #4,%sp + RESTORE_ALL + + .globl _int_handler +_int_handler: + SAVE_ALL + movel %sp,%sp@- + bsr int_handler + addql #4,%sp + RESTORE_ALL + +/*------------------------------------------------------------------------------*/ + + .globl version_string +version_string: + .ascii U_BOOT_VERSION + .ascii " (", U_BOOT_DATE, " - ", U_BOOT_TIME, ")" + .ascii CONFIG_IDENT_STRING, "\0" + .align 4 diff --git a/board/BuS/EB+MCF-EV123/u-boot.lds b/board/BuS/EB+MCF-EV123/u-boot.lds index b05eacf..0fa633a 100644 --- a/board/BuS/EB+MCF-EV123/u-boot.lds +++ b/board/BuS/EB+MCF-EV123/u-boot.lds @@ -55,7 +55,7 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf52x2/start.o (.text) + arch/m68k/cpu/mcf52x2/start.o (.text) common/dlmalloc.o (.text) lib/string.o (.text) lib/vsprintf.o (.text) diff --git a/board/astro/mcf5373l/u-boot.lds b/board/astro/mcf5373l/u-boot.lds index 73e0310..167a0a3 100644 --- a/board/astro/mcf5373l/u-boot.lds +++ b/board/astro/mcf5373l/u-boot.lds @@ -55,7 +55,7 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf532x/start.o (.text) + arch/m68k/cpu/mcf532x/start.o (.text) arch/m68k/lib/traps.o (.text) arch/m68k/lib/interrupts.o (.text) common/dlmalloc.o (.text) diff --git a/board/cobra5272/u-boot.lds b/board/cobra5272/u-boot.lds index aacc089..ec0f5e9 100644 --- a/board/cobra5272/u-boot.lds +++ b/board/cobra5272/u-boot.lds @@ -54,10 +54,10 @@ SECTIONS { /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf52x2/start.o (.text) - cpu/mcf52x2/cpu_init.o (.text) + arch/m68k/cpu/mcf52x2/start.o (.text) + arch/m68k/cpu/mcf52x2/cpu_init.o (.text) arch/m68k/lib/traps.o (.text) - cpu/mcf52x2/interrupts.o (.text) + arch/m68k/cpu/mcf52x2/interrupts.o (.text) common/dlmalloc.o (.text) lib/zlib.o (.text) diff --git a/board/esd/tasreg/u-boot.lds b/board/esd/tasreg/u-boot.lds index f87d3cb..d4fd705 100644 --- a/board/esd/tasreg/u-boot.lds +++ b/board/esd/tasreg/u-boot.lds @@ -55,9 +55,9 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf52x2/start.o (.text) + arch/m68k/cpu/mcf52x2/start.o (.text) arch/m68k/lib/traps.o (.text) - cpu/mcf52x2/interrupts.o (.text) + arch/m68k/cpu/mcf52x2/interrupts.o (.text) common/dlmalloc.o (.text) lib/zlib.o (.text) diff --git a/board/freescale/m5208evbe/u-boot.lds b/board/freescale/m5208evbe/u-boot.lds index 3877527..507e21a 100644 --- a/board/freescale/m5208evbe/u-boot.lds +++ b/board/freescale/m5208evbe/u-boot.lds @@ -55,8 +55,8 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf52x2/start.o (.text) - cpu/mcf52x2/libmcf52x2.a (.text) + arch/m68k/cpu/mcf52x2/start.o (.text) + arch/m68k/cpu/mcf52x2/libmcf52x2.a (.text) arch/m68k/lib/libm68k.a (.text) common/dlmalloc.o (.text) diff --git a/board/freescale/m52277evb/u-boot.spa b/board/freescale/m52277evb/u-boot.spa index 6d916d8..4591196 100644 --- a/board/freescale/m52277evb/u-boot.spa +++ b/board/freescale/m52277evb/u-boot.spa @@ -55,8 +55,8 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf5227x/start.o (.text) - cpu/mcf5227x/libmcf5227x.a (.text) + arch/m68k/cpu/mcf5227x/start.o (.text) + arch/m68k/cpu/mcf5227x/libmcf5227x.a (.text) arch/m68k/lib/libm68k.a (.text) lib/libgeneric.a (.text) common/cmd_mem.o (.text) diff --git a/board/freescale/m52277evb/u-boot.stm b/board/freescale/m52277evb/u-boot.stm index 03ff532..1ec83e9 100644 --- a/board/freescale/m52277evb/u-boot.stm +++ b/board/freescale/m52277evb/u-boot.stm @@ -55,7 +55,7 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf5227x/start.o (.text) + arch/m68k/cpu/mcf5227x/start.o (.text) *(.text) *(.fixup) diff --git a/board/freescale/m5235evb/u-boot.16 b/board/freescale/m5235evb/u-boot.16 index 4e70efb..d7bd10f 100644 --- a/board/freescale/m5235evb/u-boot.16 +++ b/board/freescale/m5235evb/u-boot.16 @@ -55,8 +55,8 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf523x/start.o (.text) - cpu/mcf523x/cpu_init.o (.text) + arch/m68k/cpu/mcf523x/start.o (.text) + arch/m68k/cpu/mcf523x/cpu_init.o (.text) arch/m68k/lib/traps.o (.text) arch/m68k/lib/interrupts.o (.text) common/dlmalloc.o (.text) diff --git a/board/freescale/m5235evb/u-boot.32 b/board/freescale/m5235evb/u-boot.32 index cbf2249..45ff158 100644 --- a/board/freescale/m5235evb/u-boot.32 +++ b/board/freescale/m5235evb/u-boot.32 @@ -55,11 +55,11 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf523x/start.o (.text) - cpu/mcf523x/cpu.o (.text) - cpu/mcf523x/cpu_init.o (.text) - cpu/mcf523x/interrupts.o (.text) - cpu/mcf523x/speed.o (.text) + arch/m68k/cpu/mcf523x/start.o (.text) + arch/m68k/cpu/mcf523x/cpu.o (.text) + arch/m68k/cpu/mcf523x/cpu_init.o (.text) + arch/m68k/cpu/mcf523x/interrupts.o (.text) + arch/m68k/cpu/mcf523x/speed.o (.text) arch/m68k/lib/libm68k.a (.text) common/dlmalloc.o (.text) common/cmd_bootm.o (.text) diff --git a/board/freescale/m5249evb/u-boot.lds b/board/freescale/m5249evb/u-boot.lds index f87d3cb..d4fd705 100644 --- a/board/freescale/m5249evb/u-boot.lds +++ b/board/freescale/m5249evb/u-boot.lds @@ -55,9 +55,9 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf52x2/start.o (.text) + arch/m68k/cpu/mcf52x2/start.o (.text) arch/m68k/lib/traps.o (.text) - cpu/mcf52x2/interrupts.o (.text) + arch/m68k/cpu/mcf52x2/interrupts.o (.text) common/dlmalloc.o (.text) lib/zlib.o (.text) diff --git a/board/freescale/m5253demo/u-boot.lds b/board/freescale/m5253demo/u-boot.lds index 455e9b8..4f8bb20 100644 --- a/board/freescale/m5253demo/u-boot.lds +++ b/board/freescale/m5253demo/u-boot.lds @@ -55,9 +55,9 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf52x2/start.o (.text) + arch/m68k/cpu/mcf52x2/start.o (.text) arch/m68k/lib/traps.o (.text) - cpu/mcf52x2/interrupts.o (.text) + arch/m68k/cpu/mcf52x2/interrupts.o (.text) common/dlmalloc.o (.text) lib/zlib.o (.text) diff --git a/board/freescale/m5253evbe/u-boot.lds b/board/freescale/m5253evbe/u-boot.lds index 99c125c..797c837 100644 --- a/board/freescale/m5253evbe/u-boot.lds +++ b/board/freescale/m5253evbe/u-boot.lds @@ -55,9 +55,9 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf52x2/start.o (.text) + arch/m68k/cpu/mcf52x2/start.o (.text) arch/m68k/lib/traps.o (.text) - cpu/mcf52x2/interrupts.o (.text) + arch/m68k/cpu/mcf52x2/interrupts.o (.text) common/dlmalloc.o (.text) lib/zlib.o (.text) diff --git a/board/freescale/m5271evb/u-boot.lds b/board/freescale/m5271evb/u-boot.lds index 588a128..ca41232 100644 --- a/board/freescale/m5271evb/u-boot.lds +++ b/board/freescale/m5271evb/u-boot.lds @@ -56,9 +56,9 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf52x2/start.o (.text) + arch/m68k/cpu/mcf52x2/start.o (.text) arch/m68k/lib/traps.o (.text) - cpu/mcf52x2/interrupts.o (.text) + arch/m68k/cpu/mcf52x2/interrupts.o (.text) common/dlmalloc.o (.text) lib/zlib.o (.text) diff --git a/board/freescale/m5272c3/u-boot.lds b/board/freescale/m5272c3/u-boot.lds index aaba5a3..8b011df 100644 --- a/board/freescale/m5272c3/u-boot.lds +++ b/board/freescale/m5272c3/u-boot.lds @@ -55,9 +55,9 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf52x2/start.o (.text) + arch/m68k/cpu/mcf52x2/start.o (.text) arch/m68k/lib/traps.o (.text) - cpu/mcf52x2/interrupts.o (.text) + arch/m68k/cpu/mcf52x2/interrupts.o (.text) common/dlmalloc.o (.text) lib/zlib.o (.text) diff --git a/board/freescale/m5275evb/u-boot.lds b/board/freescale/m5275evb/u-boot.lds index 700b9f5..cd17b0a 100644 --- a/board/freescale/m5275evb/u-boot.lds +++ b/board/freescale/m5275evb/u-boot.lds @@ -55,7 +55,7 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf52x2/start.o (.text) + arch/m68k/cpu/mcf52x2/start.o (.text) common/dlmalloc.o (.text) lib/string.o (.text) lib/zlib.o (.text) diff --git a/board/freescale/m5282evb/u-boot.lds b/board/freescale/m5282evb/u-boot.lds index e936adf..5ad0fad 100644 --- a/board/freescale/m5282evb/u-boot.lds +++ b/board/freescale/m5282evb/u-boot.lds @@ -55,7 +55,7 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf52x2/start.o (.text) + arch/m68k/cpu/mcf52x2/start.o (.text) common/dlmalloc.o (.text) lib/string.o (.text) lib/vsprintf.o (.text) diff --git a/board/freescale/m53017evb/u-boot.lds b/board/freescale/m53017evb/u-boot.lds index a725da1..6577299 100644 --- a/board/freescale/m53017evb/u-boot.lds +++ b/board/freescale/m53017evb/u-boot.lds @@ -55,8 +55,8 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf532x/start.o (.text) - cpu/mcf532x/libmcf532x.a (.text) + arch/m68k/cpu/mcf532x/start.o (.text) + arch/m68k/cpu/mcf532x/libmcf532x.a (.text) arch/m68k/lib/libm68k.a (.text) common/dlmalloc.o (.text) lib/zlib.o (.text) diff --git a/board/freescale/m5329evb/u-boot.lds b/board/freescale/m5329evb/u-boot.lds index bf4f188..ba7ca27 100644 --- a/board/freescale/m5329evb/u-boot.lds +++ b/board/freescale/m5329evb/u-boot.lds @@ -55,7 +55,7 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf532x/start.o (.text) + arch/m68k/cpu/mcf532x/start.o (.text) arch/m68k/lib/traps.o (.text) arch/m68k/lib/interrupts.o (.text) common/dlmalloc.o (.text) diff --git a/board/freescale/m5373evb/u-boot.lds b/board/freescale/m5373evb/u-boot.lds index c129ac2..a2540bb 100644 --- a/board/freescale/m5373evb/u-boot.lds +++ b/board/freescale/m5373evb/u-boot.lds @@ -55,7 +55,7 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf532x/start.o (.text) + arch/m68k/cpu/mcf532x/start.o (.text) arch/m68k/lib/traps.o (.text) arch/m68k/lib/interrupts.o (.text) common/dlmalloc.o (.text) diff --git a/board/freescale/m54451evb/u-boot.spa b/board/freescale/m54451evb/u-boot.spa index e63b1f2..09ac481 100644 --- a/board/freescale/m54451evb/u-boot.spa +++ b/board/freescale/m54451evb/u-boot.spa @@ -55,8 +55,8 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf5445x/start.o (.text) - cpu/mcf5445x/libmcf5445x.a (.text) + arch/m68k/cpu/mcf5445x/start.o (.text) + arch/m68k/cpu/mcf5445x/libmcf5445x.a (.text) arch/m68k/lib/libm68k.a (.text) common/cmd_flash.o (.text) common/dlmalloc.o (.text) diff --git a/board/freescale/m54451evb/u-boot.stm b/board/freescale/m54451evb/u-boot.stm index 7c3f068..e64a56c 100644 --- a/board/freescale/m54451evb/u-boot.stm +++ b/board/freescale/m54451evb/u-boot.stm @@ -55,12 +55,12 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf5445x/start.o (.text) -/* cpu/mcf5445x/cpu_init.o (.text) - cpu/mcf5445x/cpu.o (.text) - cpu/mcf5445x/dspi.o (.text) - cpu/mcf5445x/interrupt.o (.text) - cpu/mcf5445x/speed.o (.text) + arch/m68k/cpu/mcf5445x/start.o (.text) +/* arch/m68k/cpu/mcf5445x/cpu_init.o (.text) + arch/m68k/cpu/mcf5445x/cpu.o (.text) + arch/m68k/cpu/mcf5445x/dspi.o (.text) + arch/m68k/cpu/mcf5445x/interrupt.o (.text) + arch/m68k/cpu/mcf5445x/speed.o (.text) arch/m68k/lib/board.o (.text) common/serial.o (.text) common/console.o (.text) diff --git a/board/freescale/m54455evb/u-boot.atm b/board/freescale/m54455evb/u-boot.atm index 2dd8a23..ebf801a 100644 --- a/board/freescale/m54455evb/u-boot.atm +++ b/board/freescale/m54455evb/u-boot.atm @@ -55,7 +55,7 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf5445x/start.o (.text) + arch/m68k/cpu/mcf5445x/start.o (.text) arch/m68k/lib/traps.o (.text) arch/m68k/lib/interrupts.o (.text) common/dlmalloc.o (.text) diff --git a/board/freescale/m54455evb/u-boot.int b/board/freescale/m54455evb/u-boot.int index 8e54d79..153556f 100644 --- a/board/freescale/m54455evb/u-boot.int +++ b/board/freescale/m54455evb/u-boot.int @@ -55,7 +55,7 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf5445x/start.o (.text) + arch/m68k/cpu/mcf5445x/start.o (.text) arch/m68k/lib/traps.o (.text) arch/m68k/lib/interrupts.o (.text) common/dlmalloc.o (.text) diff --git a/board/freescale/m54455evb/u-boot.stm b/board/freescale/m54455evb/u-boot.stm index 3dd9a6b..9cda102 100644 --- a/board/freescale/m54455evb/u-boot.stm +++ b/board/freescale/m54455evb/u-boot.stm @@ -55,7 +55,7 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf5445x/start.o (.text) + arch/m68k/cpu/mcf5445x/start.o (.text) *(.text) *(.fixup) diff --git a/board/freescale/m547xevb/u-boot.lds b/board/freescale/m547xevb/u-boot.lds index 5f28a10..54bf278 100644 --- a/board/freescale/m547xevb/u-boot.lds +++ b/board/freescale/m547xevb/u-boot.lds @@ -55,7 +55,7 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf547x_8x/start.o (.text) + arch/m68k/cpu/mcf547x_8x/start.o (.text) arch/m68k/lib/traps.o (.text) arch/m68k/lib/interrupts.o (.text) common/dlmalloc.o (.text) diff --git a/board/freescale/m548xevb/u-boot.lds b/board/freescale/m548xevb/u-boot.lds index 5f28a10..54bf278 100644 --- a/board/freescale/m548xevb/u-boot.lds +++ b/board/freescale/m548xevb/u-boot.lds @@ -55,7 +55,7 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf547x_8x/start.o (.text) + arch/m68k/cpu/mcf547x_8x/start.o (.text) arch/m68k/lib/traps.o (.text) arch/m68k/lib/interrupts.o (.text) common/dlmalloc.o (.text) diff --git a/board/idmr/u-boot.lds b/board/idmr/u-boot.lds index 588a128..ca41232 100644 --- a/board/idmr/u-boot.lds +++ b/board/idmr/u-boot.lds @@ -56,9 +56,9 @@ SECTIONS /* WARNING - the following is hand-optimized to fit within */ /* the sector layout of our flash chips! XXX FIXME XXX */ - cpu/mcf52x2/start.o (.text) + arch/m68k/cpu/mcf52x2/start.o (.text) arch/m68k/lib/traps.o (.text) - cpu/mcf52x2/interrupts.o (.text) + arch/m68k/cpu/mcf52x2/interrupts.o (.text) common/dlmalloc.o (.text) lib/zlib.o (.text) diff --git a/cpu/mcf5227x/Makefile b/cpu/mcf5227x/Makefile deleted file mode 100644 index d0e9b45..0000000 --- a/cpu/mcf5227x/Makefile +++ /dev/null @@ -1,48 +0,0 @@ -# -# (C) Copyright 2000-2004 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -include $(TOPDIR)/config.mk - -# CFLAGS += -DET_DEBUG - -LIB = lib$(CPU).a - -START = start.o -COBJS = cpu.o speed.o cpu_init.o interrupts.o - -SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) -START := $(addprefix $(obj),$(START)) - -all: $(obj).depend $(START) $(LIB) - -$(LIB): $(OBJS) - $(AR) $(ARFLAGS) $@ $(OBJS) - -######################################################################### - -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/cpu/mcf5227x/config.mk b/cpu/mcf5227x/config.mk deleted file mode 100644 index 8eab49d..0000000 --- a/cpu/mcf5227x/config.mk +++ /dev/null @@ -1,31 +0,0 @@ -# -# (C) Copyright 2003 Josef Baumgartner -# -# (C) Copyright 2000-2004 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -PLATFORM_RELFLAGS += -ffixed-d7 -msep-data -ifneq ($(findstring 4.1,$(shell $(CC) --version)),4.1) -PLATFORM_CPPFLAGS += -mcpu=52277 -fPIC -else -PLATFORM_CPPFLAGS += -m5307 -fPIC -endif diff --git a/cpu/mcf5227x/cpu.c b/cpu/mcf5227x/cpu.c deleted file mode 100644 index d9f5f43..0000000 --- a/cpu/mcf5227x/cpu.c +++ /dev/null @@ -1,77 +0,0 @@ -/* - * - * (C) Copyright 2000-2003 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include -#include - -#include - -DECLARE_GLOBAL_DATA_PTR; - -int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) -{ - volatile rcm_t *rcm = (rcm_t *) (MMAP_RCM); - udelay(1000); - rcm->rcr |= RCM_RCR_SOFTRST; - - /* we don't return! */ - return 0; -}; - -int checkcpu(void) -{ - volatile ccm_t *ccm = (ccm_t *) MMAP_CCM; - u16 msk; - u16 id = 0; - u8 ver; - - puts("CPU: "); - msk = (ccm->cir >> 6); - ver = (ccm->cir & 0x003f); - switch (msk) { - case 0x6c: - id = 52277; - break; - } - - if (id) { - char buf1[32], buf2[32], buf3[32]; - - printf("Freescale MCF%d (Mask:%01x Version:%x)\n", id, msk, - ver); - printf(" CPU CLK %s MHz BUS CLK %s MHz FLB CLK %s MHz\n", - strmhz(buf1, gd->cpu_clk), - strmhz(buf2, gd->bus_clk), - strmhz(buf3, gd->flb_clk)); - printf(" INP CLK %s MHz VCO CLK %s MHz\n", - strmhz(buf1, gd->inp_clk), - strmhz(buf2, gd->vco_clk)); - } - - return 0; -} diff --git a/cpu/mcf5227x/cpu_init.c b/cpu/mcf5227x/cpu_init.c deleted file mode 100644 index beb78f5..0000000 --- a/cpu/mcf5227x/cpu_init.c +++ /dev/null @@ -1,206 +0,0 @@ -/* - * - * (C) Copyright 2000-2003 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 2004-2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include - -#include -#include - -/* - * Breath some life into the CPU... - * - * Set up the memory map, - * initialize a bunch of registers, - * initialize the UPM's - */ -void cpu_init_f(void) -{ - volatile scm1_t *scm1 = (scm1_t *) MMAP_SCM1; - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - volatile fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS; - volatile pll_t *pll = (volatile pll_t *)MMAP_PLL; - -#if !defined(CONFIG_CF_SBF) - /* Workaround, must place before fbcs */ - pll->psr = 0x12; - - scm1->mpr = 0x77777777; - scm1->pacra = 0; - scm1->pacrb = 0; - scm1->pacrc = 0; - scm1->pacrd = 0; - scm1->pacre = 0; - scm1->pacrf = 0; - scm1->pacrg = 0; - scm1->pacri = 0; - -#if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) \ - && defined(CONFIG_SYS_CS0_CTRL)) - fbcs->csar0 = CONFIG_SYS_CS0_BASE; - fbcs->cscr0 = CONFIG_SYS_CS0_CTRL; - fbcs->csmr0 = CONFIG_SYS_CS0_MASK; -#endif -#endif /* CONFIG_CF_SBF */ - -#if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) \ - && defined(CONFIG_SYS_CS1_CTRL)) - fbcs->csar1 = CONFIG_SYS_CS1_BASE; - fbcs->cscr1 = CONFIG_SYS_CS1_CTRL; - fbcs->csmr1 = CONFIG_SYS_CS1_MASK; -#endif - -#if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) \ - && defined(CONFIG_SYS_CS2_CTRL)) - fbcs->csar2 = CONFIG_SYS_CS2_BASE; - fbcs->cscr2 = CONFIG_SYS_CS2_CTRL; - fbcs->csmr2 = CONFIG_SYS_CS2_MASK; -#endif - -#if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) \ - && defined(CONFIG_SYS_CS3_CTRL)) - fbcs->csar3 = CONFIG_SYS_CS3_BASE; - fbcs->cscr3 = CONFIG_SYS_CS3_CTRL; - fbcs->csmr3 = CONFIG_SYS_CS3_MASK; -#endif - -#if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) \ - && defined(CONFIG_SYS_CS4_CTRL)) - fbcs->csar4 = CONFIG_SYS_CS4_BASE; - fbcs->cscr4 = CONFIG_SYS_CS4_CTRL; - fbcs->csmr4 = CONFIG_SYS_CS4_MASK; -#endif - -#if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) \ - && defined(CONFIG_SYS_CS5_CTRL)) - fbcs->csar5 = CONFIG_SYS_CS5_BASE; - fbcs->cscr5 = CONFIG_SYS_CS5_CTRL; - fbcs->csmr5 = CONFIG_SYS_CS5_MASK; -#endif - -#ifdef CONFIG_FSL_I2C - gpio->par_i2c = GPIO_PAR_I2C_SCL_SCL | GPIO_PAR_I2C_SDA_SDA; -#endif - - icache_enable(); -} - -/* - * initialize higher level parts of CPU like timers - */ -int cpu_init_r(void) -{ -#ifdef CONFIG_MCFRTC - volatile rtc_t *rtc = (volatile rtc_t *)(CONFIG_SYS_MCFRTC_BASE); - volatile rtcex_t *rtcex = (volatile rtcex_t *)&rtc->extended; - - rtcex->gocu = (CONFIG_SYS_RTC_OSCILLATOR >> 16) & 0xFFFF; - rtcex->gocl = CONFIG_SYS_RTC_OSCILLATOR & 0xFFFF; -#endif - - return (0); -} - -void uart_port_conf(int port) -{ - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - - /* Setup Ports: */ - switch (port) { - case 0: - gpio->par_uart &= - (GPIO_PAR_UART_U0TXD_UNMASK & GPIO_PAR_UART_U0RXD_UNMASK); - gpio->par_uart |= - (GPIO_PAR_UART_U0TXD_U0TXD | GPIO_PAR_UART_U0RXD_U0RXD); - break; - case 1: - gpio->par_uart &= - (GPIO_PAR_UART_U1TXD_UNMASK & GPIO_PAR_UART_U1RXD_UNMASK); - gpio->par_uart |= - (GPIO_PAR_UART_U1TXD_U1TXD | GPIO_PAR_UART_U1RXD_U1RXD); - break; - case 2: - gpio->par_dspi &= - (GPIO_PAR_DSPI_SIN_UNMASK & GPIO_PAR_DSPI_SOUT_UNMASK); - gpio->par_dspi = - (GPIO_PAR_DSPI_SIN_U2RXD | GPIO_PAR_DSPI_SOUT_U2TXD); - break; - } -} - -#ifdef CONFIG_CF_DSPI -void cfspi_port_conf(void) -{ - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - - gpio->par_dspi = - GPIO_PAR_DSPI_SIN_SIN | GPIO_PAR_DSPI_SOUT_SOUT | - GPIO_PAR_DSPI_SCK_SCK; -} - -int cfspi_claim_bus(uint bus, uint cs) -{ - volatile dspi_t *dspi = (dspi_t *) MMAP_DSPI; - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - - if ((dspi->sr & DSPI_SR_TXRXS) != DSPI_SR_TXRXS) - return -1; - - /* Clear FIFO and resume transfer */ - dspi->mcr &= ~(DSPI_MCR_CTXF | DSPI_MCR_CRXF); - - switch (cs) { - case 0: - gpio->par_dspi &= ~GPIO_PAR_DSPI_PCS0_UNMASK; - gpio->par_dspi |= GPIO_PAR_DSPI_PCS0_PCS0; - break; - case 2: - gpio->par_timer &= GPIO_PAR_TIMER_T2IN_UNMASK; - gpio->par_timer |= GPIO_PAR_TIMER_T2IN_DSPIPCS2; - break; - } - - return 0; -} - -void cfspi_release_bus(uint bus, uint cs) -{ - volatile dspi_t *dspi = (dspi_t *) MMAP_DSPI; - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - - dspi->mcr &= ~(DSPI_MCR_CTXF | DSPI_MCR_CRXF); /* Clear FIFO */ - - switch (cs) { - case 0: - gpio->par_dspi &= ~GPIO_PAR_DSPI_PCS0_PCS0; - break; - case 2: - gpio->par_timer &= GPIO_PAR_TIMER_T2IN_UNMASK; - break; - } -} -#endif diff --git a/cpu/mcf5227x/interrupts.c b/cpu/mcf5227x/interrupts.c deleted file mode 100644 index 85828a6..0000000 --- a/cpu/mcf5227x/interrupts.c +++ /dev/null @@ -1,52 +0,0 @@ -/* - * - * (C) Copyright 2000-2004 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -/* CPU specific interrupt routine */ -#include -#include - -int interrupt_init(void) -{ - volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); - - /* Make sure all interrupts are disabled */ - intp->imrh0 |= 0xFFFFFFFF; - intp->imrl0 |= 0xFFFFFFFF; - - enable_interrupts(); - return 0; -} - -#if defined(CONFIG_MCFTMR) -void dtimer_intr_setup(void) -{ - volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); - - intp->icr0[CONFIG_SYS_TMRINTR_NO] = CONFIG_SYS_TMRINTR_PRI; - intp->imrh0 &= ~CONFIG_SYS_TMRINTR_MASK; -} -#endif diff --git a/cpu/mcf5227x/speed.c b/cpu/mcf5227x/speed.c deleted file mode 100644 index 7e385d3..0000000 --- a/cpu/mcf5227x/speed.c +++ /dev/null @@ -1,140 +0,0 @@ -/* - * - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include - -#include - -DECLARE_GLOBAL_DATA_PTR; - -/* - * Low Power Divider specifications - */ -#define CLOCK_LPD_MIN (1 << 0) /* Divider (decoded) */ -#define CLOCK_LPD_MAX (1 << 15) /* Divider (decoded) */ - -#define CLOCK_PLL_FVCO_MAX 540000000 -#define CLOCK_PLL_FVCO_MIN 300000000 - -#define CLOCK_PLL_FSYS_MAX 266666666 -#define CLOCK_PLL_FSYS_MIN 100000000 -#define MHZ 1000000 - -void clock_enter_limp(int lpdiv) -{ - volatile ccm_t *ccm = (volatile ccm_t *)MMAP_CCM; - int i, j; - - /* Check bounds of divider */ - if (lpdiv < CLOCK_LPD_MIN) - lpdiv = CLOCK_LPD_MIN; - if (lpdiv > CLOCK_LPD_MAX) - lpdiv = CLOCK_LPD_MAX; - - /* Round divider down to nearest power of two */ - for (i = 0, j = lpdiv; j != 1; j >>= 1, i++) ; - - /* Apply the divider to the system clock */ - ccm->cdr = (ccm->cdr & 0xF0FF) | CCM_CDR_LPDIV(i); - - /* Enable Limp Mode */ - ccm->misccr |= CCM_MISCCR_LIMP; -} - -/* - * brief Exit Limp mode - * warning The PLL should be set and locked prior to exiting Limp mode - */ -void clock_exit_limp(void) -{ - volatile ccm_t *ccm = (volatile ccm_t *)MMAP_CCM; - volatile pll_t *pll = (volatile pll_t *)MMAP_PLL; - - /* Exit Limp mode */ - ccm->misccr &= ~CCM_MISCCR_LIMP; - - /* Wait for the PLL to lock */ - while (!(pll->psr & PLL_PSR_LOCK)) ; -} - -/* - * get_clocks() fills in gd->cpu_clock and gd->bus_clk - */ -int get_clocks(void) -{ - - volatile ccm_t *ccm = (volatile ccm_t *)MMAP_CCM; - volatile pll_t *pll = (volatile pll_t *)MMAP_PLL; - int vco, temp, pcrvalue, pfdr; - u8 bootmode; - - pcrvalue = pll->pcr & 0xFF0F0FFF; - pfdr = pcrvalue >> 24; - - if (pfdr == 0x1E) - bootmode = 0; /* Normal Mode */ - -#ifdef CONFIG_CF_SBF - bootmode = 3; /* Serial Mode */ -#endif - - if (bootmode == 0) { - /* Normal mode */ - vco = ((pll->pcr & 0xFF000000) >> 24) * CONFIG_SYS_INPUT_CLKSRC; - if ((vco < CLOCK_PLL_FVCO_MIN) || (vco > CLOCK_PLL_FVCO_MAX)) { - /* Default value */ - pcrvalue = (pll->pcr & 0x00FFFFFF); - pcrvalue |= 0x1E << 24; - pll->pcr = pcrvalue; - vco = - ((pll->pcr & 0xFF000000) >> 24) * - CONFIG_SYS_INPUT_CLKSRC; - } - gd->vco_clk = vco; /* Vco clock */ - } else if (bootmode == 3) { - /* serial mode */ - vco = ((pll->pcr & 0xFF000000) >> 24) * CONFIG_SYS_INPUT_CLKSRC; - gd->vco_clk = vco; /* Vco clock */ - } - - if ((ccm->ccr & CCM_MISCCR_LIMP) == CCM_MISCCR_LIMP) { - /* Limp mode */ - } else { - gd->inp_clk = CONFIG_SYS_INPUT_CLKSRC; /* Input clock */ - - temp = (pll->pcr & PLL_PCR_OUTDIV1_MASK) + 1; - gd->cpu_clk = vco / temp; /* cpu clock */ - - temp = ((pll->pcr & PLL_PCR_OUTDIV2_MASK) >> 4) + 1; - gd->flb_clk = vco / temp; /* flexbus clock */ - gd->bus_clk = gd->flb_clk; - } - -#ifdef CONFIG_FSL_I2C - gd->i2c1_clk = gd->bus_clk; -#endif - - return (0); -} diff --git a/cpu/mcf5227x/start.S b/cpu/mcf5227x/start.S deleted file mode 100644 index 30428f1..0000000 --- a/cpu/mcf5227x/start.S +++ /dev/null @@ -1,513 +0,0 @@ -/* - * Copyright (C) 2003 Josef Baumgartner - * Based on code from Bernhard Kuhn - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include -#include "version.h" -#include - -#ifndef CONFIG_IDENT_STRING -#define CONFIG_IDENT_STRING "" -#endif - -#define _START _start -#define _FAULT _fault - -#define SAVE_ALL \ - move.w #0x2700,%sr; /* disable intrs */ \ - subl #60,%sp; /* space for 15 regs */ \ - moveml %d0-%d7/%a0-%a6,%sp@; - -#define RESTORE_ALL \ - moveml %sp@,%d0-%d7/%a0-%a6; \ - addl #60,%sp; /* space for 15 regs */ \ - rte; - -#if defined(CONFIG_CF_SBF) -#define ASM_DRAMINIT (asm_dram_init - TEXT_BASE + CONFIG_SYS_INIT_RAM_ADDR) -#define ASM_SBF_IMG_HDR (asm_sbf_img_hdr - TEXT_BASE + CONFIG_SYS_INIT_RAM_ADDR) -#endif - -.text -/* - * Vector table. This is used for initial platform startup. - * These vectors are to catch any un-intended traps. - */ -_vectors: - -#if defined(CONFIG_CF_SBF) -INITSP: .long 0 /* Initial SP */ -INITPC: .long ASM_DRAMINIT /* Initial PC */ -#else -INITSP: .long 0 /* Initial SP */ -INITPC: .long _START /* Initial PC */ -#endif - -vector02: .long _FAULT /* Access Error */ -vector03: .long _FAULT /* Address Error */ -vector04: .long _FAULT /* Illegal Instruction */ -vector05: .long _FAULT /* Reserved */ -vector06: .long _FAULT /* Reserved */ -vector07: .long _FAULT /* Reserved */ -vector08: .long _FAULT /* Privilege Violation */ -vector09: .long _FAULT /* Trace */ -vector0A: .long _FAULT /* Unimplemented A-Line */ -vector0B: .long _FAULT /* Unimplemented F-Line */ -vector0C: .long _FAULT /* Debug Interrupt */ -vector0D: .long _FAULT /* Reserved */ -vector0E: .long _FAULT /* Format Error */ -vector0F: .long _FAULT /* Unitialized Int. */ - -/* Reserved */ -vector10_17: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -vector18: .long _FAULT /* Spurious Interrupt */ -vector19: .long _FAULT /* Autovector Level 1 */ -vector1A: .long _FAULT /* Autovector Level 2 */ -vector1B: .long _FAULT /* Autovector Level 3 */ -vector1C: .long _FAULT /* Autovector Level 4 */ -vector1D: .long _FAULT /* Autovector Level 5 */ -vector1E: .long _FAULT /* Autovector Level 6 */ -vector1F: .long _FAULT /* Autovector Level 7 */ - -#if !defined(CONFIG_CF_SBF) -/* TRAP #0 - #15 */ -vector20_2F: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -/* Reserved */ -vector30_3F: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -vector64_127: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -vector128_191: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -vector192_255: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -#endif - -#if defined(CONFIG_CF_SBF) - /* Image header: chksum 4 bytes, len 4 bytes, img dest 4 bytes */ -asm_sbf_img_hdr: - .long 0x00000000 /* checksum, not yet implemented */ - .long 0x00020000 /* image length */ - .long TEXT_BASE /* image to be relocated at */ - -asm_dram_init: - move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_CTRL), %d0 - movec %d0, %RAMBAR1 /* init Rambar */ - move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp - clr.l %sp@- - - /* Must disable global address */ - move.l #0xFC008000, %a1 - move.l #(CONFIG_SYS_CS0_BASE), (%a1) - move.l #0xFC008008, %a1 - move.l #(CONFIG_SYS_CS0_CTRL), (%a1) - move.l #0xFC008004, %a1 - move.l #(CONFIG_SYS_CS0_MASK), (%a1) - - /* - * Dram Initialization - * a1, a2, and d0 - */ - /* mscr sdram */ - move.l #0xFC0A4074, %a1 - move.b #(CONFIG_SYS_SDRAM_DRV_STRENGTH), (%a1) - nop - - /* SDRAM Chip 0 and 1 */ - move.l #0xFC0B8110, %a1 - move.l #0xFC0B8114, %a2 - - /* calculate the size */ - move.l #0x13, %d1 - move.l #(CONFIG_SYS_SDRAM_SIZE), %d2 -#ifdef CONFIG_SYS_SDRAM_BASE1 - lsr.l #1, %d2 -#endif - -dramsz_loop: - lsr.l #1, %d2 - add.l #1, %d1 - cmp.l #1, %d2 - bne dramsz_loop - - /* SDRAM Chip 0 and 1 */ - move.l #(CONFIG_SYS_SDRAM_BASE), (%a1) - or.l %d1, (%a1) -#ifdef CONFIG_SYS_SDRAM_BASE1 - move.l #(CONFIG_SYS_SDRAM_BASE1), (%a2) - or.l %d1, (%a2) -#endif - nop - - /* dram cfg1 and cfg2 */ - move.l #0xFC0B8008, %a1 - move.l #(CONFIG_SYS_SDRAM_CFG1), (%a1) - nop - move.l #0xFC0B800C, %a2 - move.l #(CONFIG_SYS_SDRAM_CFG2), (%a2) - nop - - move.l #0xFC0B8000, %a1 /* Mode */ - move.l #0xFC0B8004, %a2 /* Ctrl */ - - /* Issue PALL */ - move.l #(CONFIG_SYS_SDRAM_CTRL + 2), (%a2) - nop - - /* Issue LEMR */ - move.l #(CONFIG_SYS_SDRAM_MODE), (%a1) - nop - move.l #(CONFIG_SYS_SDRAM_EMOD), (%a1) - nop - - move.l #1000, %d0 -wait1000: - nop - subq.l #1, %d0 - bne wait1000 - - /* Issue PALL */ - move.l #(CONFIG_SYS_SDRAM_CTRL + 2), (%a2) - nop - - /* Perform two refresh cycles */ - move.l #(CONFIG_SYS_SDRAM_CTRL + 4), %d0 - nop - move.l %d0, (%a2) - move.l %d0, (%a2) - nop - - move.l #(CONFIG_SYS_SDRAM_CTRL), %d0 - and.l #0x7FFFFFFF, %d0 - or.l #0x10000c00, %d0 - move.l %d0, (%a2) - nop - - /* - * DSPI Initialization - * a0 - general, sram - 0x80008000 - 32, see M52277EVB.h - * a1 - dspi status - * a2 - dtfr - * a3 - drfr - * a4 - Dst addr - */ - - /* Enable pins for DSPI mode - chip-selects are enabled later */ - move.l #0xFC0A4036, %a0 - move.b #0x3F, %d0 - move.b %d0, (%a0) - - /* DSPI CS */ -#ifdef CONFIG_SYS_DSPI_CS0 - move.b (%a0), %d0 - or.l #0xC0, %d0 - move.b %d0, (%a0) -#endif -#ifdef CONFIG_SYS_DSPI_CS2 - move.l #0xFC0A4037, %a0 - move.b (%a0), %d0 - or.l #0x10, %d0 - move.b %d0, (%a0) -#endif - nop - - /* Configure DSPI module */ - move.l #0xFC05C000, %a0 - move.l #0x80FF0C00, (%a0) /* Master, clear TX/RX FIFO */ - - move.l #0xFC05C00C, %a0 - move.l #0x3E000011, (%a0) - - move.l #0xFC05C034, %a2 /* dtfr */ - move.l #0xFC05C03B, %a3 /* drfr */ - - move.l #(ASM_SBF_IMG_HDR + 4), %a1 - move.l (%a1)+, %d5 - move.l (%a1), %a4 - - move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_SBFHDR_DATA_OFFSET), %a0 - move.l #(CONFIG_SYS_SBFHDR_SIZE), %d4 - - move.l #0xFC05C02C, %a1 /* dspi status */ - - /* Issue commands and address */ - move.l #0x8004000B, %d2 /* Fast Read Cmd */ - jsr asm_dspi_wr_status - jsr asm_dspi_rd_status - - move.l #0x80040000, %d2 /* Address byte 2 */ - jsr asm_dspi_wr_status - jsr asm_dspi_rd_status - - move.l #0x80040000, %d2 /* Address byte 1 */ - jsr asm_dspi_wr_status - jsr asm_dspi_rd_status - - move.l #0x80040000, %d2 /* Address byte 0 */ - jsr asm_dspi_wr_status - jsr asm_dspi_rd_status - - move.l #0x80040000, %d2 /* Dummy Wr and Rd */ - jsr asm_dspi_wr_status - jsr asm_dspi_rd_status - - /* Transfer serial boot header to sram */ -asm_dspi_rd_loop1: - move.l #0x80040000, %d2 - jsr asm_dspi_wr_status - jsr asm_dspi_rd_status - - move.b %d1, (%a0) /* read, copy to dst */ - - add.l #1, %a0 /* inc dst by 1 */ - sub.l #1, %d4 /* dec cnt by 1 */ - bne asm_dspi_rd_loop1 - - /* Transfer u-boot from serial flash to memory */ -asm_dspi_rd_loop2: - move.l #0x80040000, %d2 - jsr asm_dspi_wr_status - jsr asm_dspi_rd_status - - move.b %d1, (%a4) /* read, copy to dst */ - - add.l #1, %a4 /* inc dst by 1 */ - sub.l #1, %d5 /* dec cnt by 1 */ - bne asm_dspi_rd_loop2 - - move.l #0x00040000, %d2 /* Terminate */ - jsr asm_dspi_wr_status - jsr asm_dspi_rd_status - - /* jump to memory and execute */ - move.l #(TEXT_BASE + 0x400), %a0 - move.l %a0, (%a1) - jmp (%a0) - -asm_dspi_wr_status: - move.l (%a1), %d0 /* status */ - and.l #0x0000F000, %d0 - cmp.l #0x00003000, %d0 - bgt asm_dspi_wr_status - - move.l %d2, (%a2) - rts - -asm_dspi_rd_status: - move.l (%a1), %d0 /* status */ - and.l #0x000000F0, %d0 - lsr.l #4, %d0 - cmp.l #0, %d0 - beq asm_dspi_rd_status - - move.b (%a3), %d1 - rts -#endif /* CONFIG_CF_SBF */ - - .text - . = 0x400 - .globl _start -_start: - nop - nop - move.w #0x2700,%sr /* Mask off Interrupt */ - - /* Set vector base register at the beginning of the Flash */ -#if defined(CONFIG_CF_SBF) - move.l #TEXT_BASE, %d0 - movec %d0, %VBR -#else - move.l #CONFIG_SYS_FLASH_BASE, %d0 - movec %d0, %VBR - - move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_CTRL), %d0 - movec %d0, %RAMBAR1 -#endif - - /* invalidate and disable cache */ - move.l #CF_CACR_CINV, %d0 /* Invalidate cache cmd */ - movec %d0, %CACR /* Invalidate cache */ - move.l #0, %d0 - movec %d0, %ACR0 - movec %d0, %ACR1 - - /* initialize general use internal ram */ - move.l #0, %d0 - move.l #(ICACHE_STATUS), %a1 /* icache */ - move.l #(DCACHE_STATUS), %a2 /* icache */ - move.l %d0, (%a1) - move.l %d0, (%a2) - - /* set stackpointer to end of internal ram to get some stackspace for - the first c-code */ - move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp - clr.l %sp@- - - move.l #__got_start, %a5 /* put relocation table address to a5 */ - - bsr cpu_init_f /* run low-level CPU init code (from flash) */ - bsr board_init_f /* run low-level board init code (from flash) */ - - /* board_init_f() does not return */ - -/*------------------------------------------------------------------------------*/ - -/* - * void relocate_code (addr_sp, gd, addr_moni) - * - * This "function" does not return, instead it continues in RAM - * after relocating the monitor code. - * - * r3 = dest - * r4 = src - * r5 = length in bytes - * r6 = cachelinesize - */ - .globl relocate_code -relocate_code: - link.w %a6,#0 - move.l 8(%a6), %sp /* set new stack pointer */ - - move.l 12(%a6), %d0 /* Save copy of Global Data pointer */ - move.l 16(%a6), %a0 /* Save copy of Destination Address */ - - move.l #CONFIG_SYS_MONITOR_BASE, %a1 - move.l #__init_end, %a2 - move.l %a0, %a3 - - /* copy the code to RAM */ -1: - move.l (%a1)+, (%a3)+ - cmp.l %a1,%a2 - bgt.s 1b - -/* - * We are done. Do not return, instead branch to second part of board - * initialization, now running from RAM. - */ - move.l %a0, %a1 - add.l #(in_ram - CONFIG_SYS_MONITOR_BASE), %a1 - jmp (%a1) - -in_ram: - -clear_bss: - /* - * Now clear BSS segment - */ - move.l %a0, %a1 - add.l #(_sbss - CONFIG_SYS_MONITOR_BASE),%a1 - move.l %a0, %d1 - add.l #(_ebss - CONFIG_SYS_MONITOR_BASE),%d1 -6: - clr.l (%a1)+ - cmp.l %a1,%d1 - bgt.s 6b - - /* - * fix got table in RAM - */ - move.l %a0, %a1 - add.l #(__got_start - CONFIG_SYS_MONITOR_BASE),%a1 - move.l %a1,%a5 /* * fix got pointer register a5 */ - - move.l %a0, %a2 - add.l #(__got_end - CONFIG_SYS_MONITOR_BASE),%a2 - -7: - move.l (%a1),%d1 - sub.l #_start,%d1 - add.l %a0,%d1 - move.l %d1,(%a1)+ - cmp.l %a2, %a1 - bne 7b - - /* calculate relative jump to board_init_r in ram */ - move.l %a0, %a1 - add.l #(board_init_r - CONFIG_SYS_MONITOR_BASE), %a1 - - /* set parameters for board_init_r */ - move.l %a0,-(%sp) /* dest_addr */ - move.l %d0,-(%sp) /* gd */ - jsr (%a1) - -/*------------------------------------------------------------------------------*/ -/* exception code */ - .globl _fault -_fault: - jmp _fault - .globl _exc_handler - -_exc_handler: - SAVE_ALL - movel %sp,%sp@- - bsr exc_handler - addql #4,%sp - RESTORE_ALL - - .globl _int_handler -_int_handler: - SAVE_ALL - movel %sp,%sp@- - bsr int_handler - addql #4,%sp - RESTORE_ALL - -/*------------------------------------------------------------------------------*/ - - .globl version_string -version_string: - .ascii U_BOOT_VERSION - .ascii " (", U_BOOT_DATE, " - ", U_BOOT_TIME, ")" - .ascii CONFIG_IDENT_STRING, "\0" - .align 4 diff --git a/cpu/mcf523x/Makefile b/cpu/mcf523x/Makefile deleted file mode 100644 index d0e9b45..0000000 --- a/cpu/mcf523x/Makefile +++ /dev/null @@ -1,48 +0,0 @@ -# -# (C) Copyright 2000-2004 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -include $(TOPDIR)/config.mk - -# CFLAGS += -DET_DEBUG - -LIB = lib$(CPU).a - -START = start.o -COBJS = cpu.o speed.o cpu_init.o interrupts.o - -SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) -START := $(addprefix $(obj),$(START)) - -all: $(obj).depend $(START) $(LIB) - -$(LIB): $(OBJS) - $(AR) $(ARFLAGS) $@ $(OBJS) - -######################################################################### - -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/cpu/mcf523x/config.mk b/cpu/mcf523x/config.mk deleted file mode 100644 index fc79454..0000000 --- a/cpu/mcf523x/config.mk +++ /dev/null @@ -1,31 +0,0 @@ -# -# (C) Copyright 2003 Josef Baumgartner -# -# (C) Copyright 2000-2004 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -PLATFORM_RELFLAGS += -ffixed-d7 -msep-data -ifneq ($(findstring 4.1,$(shell $(CC) --version)),4.1) -PLATFORM_CPPFLAGS += -mcpu=5235 -fPIC -else -PLATFORM_CPPFLAGS += -m5307 -fPIC -endif diff --git a/cpu/mcf523x/cpu.c b/cpu/mcf523x/cpu.c deleted file mode 100644 index a1a5133..0000000 --- a/cpu/mcf523x/cpu.c +++ /dev/null @@ -1,124 +0,0 @@ -/* - * - * (C) Copyright 2000-2003 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include -#include -#include - -#include - -DECLARE_GLOBAL_DATA_PTR; - -int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) -{ - volatile ccm_t *ccm = (ccm_t *) MMAP_CCM; - - ccm->rcr = CCM_RCR_SOFTRST; - /* we don't return! */ - return 0; -}; - -int checkcpu(void) -{ - volatile ccm_t *ccm = (ccm_t *) MMAP_CCM; - u16 msk; - u16 id = 0; - u8 ver; - - puts("CPU: "); - msk = (ccm->cir >> 6); - ver = (ccm->cir & 0x003f); - switch (msk) { - case 0x31: - id = 5235; - break; - } - - if (id) { - char buf1[32], buf2[32]; - - printf("Freescale MCF%d (Mask:%01x Version:%x)\n", id, msk, - ver); - printf(" CPU CLK %s MHz BUS CLK %s MHz\n", - strmhz(buf1, gd->cpu_clk), - strmhz(buf2, gd->bus_clk)); - } - - return 0; -}; - -#if defined(CONFIG_WATCHDOG) -/* Called by macro WATCHDOG_RESET */ -void watchdog_reset(void) -{ - volatile wdog_t *wdp = (wdog_t *) (MMAP_WDOG); - - wdp->sr = 0x5555; /* Count register */ - asm("nop"); - wdp->sr = 0xAAAA; /* Count register */ -} - -int watchdog_disable(void) -{ - volatile wdog_t *wdp = (wdog_t *) (MMAP_WDOG); - - /* UserManual, once the wdog is disabled, wdog cannot be re-enabled */ - wdp->cr |= WTM_WCR_HALTED; /* halted watchdog timer */ - - puts("WATCHDOG:disabled\n"); - return (0); -} - -int watchdog_init(void) -{ - volatile wdog_t *wdp = (wdog_t *) (MMAP_WDOG); - u32 wdog_module = 0; - - /* set timeout and enable watchdog */ - wdog_module = ((CONFIG_SYS_CLK / CONFIG_SYS_HZ) * CONFIG_WATCHDOG_TIMEOUT); - wdog_module |= (wdog_module / 8192); - wdp->mr = wdog_module; - - wdp->cr = WTM_WCR_EN; - puts("WATCHDOG:enabled\n"); - - return (0); -} -#endif /* CONFIG_WATCHDOG */ - -#if defined(CONFIG_MCFFEC) -/* Default initializations for MCFFEC controllers. To override, - * create a board-specific function called: - * int board_eth_init(bd_t *bis) - */ - -int cpu_eth_init(bd_t *bis) -{ - return mcffec_initialize(bis); -} -#endif diff --git a/cpu/mcf523x/cpu_init.c b/cpu/mcf523x/cpu_init.c deleted file mode 100644 index 0f299f0..0000000 --- a/cpu/mcf523x/cpu_init.c +++ /dev/null @@ -1,179 +0,0 @@ -/* - * - * (C) Copyright 2000-2003 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include -#include - -#if defined(CONFIG_CMD_NET) -#include -#include -#include -#endif - -/* - * Breath some life into the CPU... - * - * Set up the memory map, - * initialize a bunch of registers, - * initialize the UPM's - */ -void cpu_init_f(void) -{ - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - volatile fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS; - volatile wdog_t *wdog = (wdog_t *) MMAP_WDOG; - volatile scm_t *scm = (scm_t *) MMAP_SCM; - - /* watchdog is enabled by default - disable the watchdog */ -#ifndef CONFIG_WATCHDOG - wdog->cr = 0; -#endif - - scm->rambar = (CONFIG_SYS_INIT_RAM_ADDR | SCM_RAMBAR_BDE); - - /* Port configuration */ - gpio->par_cs = 0; - -#if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) && defined(CONFIG_SYS_CS0_CTRL)) - fbcs->csar0 = CONFIG_SYS_CS0_BASE; - fbcs->cscr0 = CONFIG_SYS_CS0_CTRL; - fbcs->csmr0 = CONFIG_SYS_CS0_MASK; -#endif - -#if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) && defined(CONFIG_SYS_CS1_CTRL)) - gpio->par_cs |= GPIO_PAR_CS_CS1; - fbcs->csar1 = CONFIG_SYS_CS1_BASE; - fbcs->cscr1 = CONFIG_SYS_CS1_CTRL; - fbcs->csmr1 = CONFIG_SYS_CS1_MASK; -#endif - -#if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) && defined(CONFIG_SYS_CS2_CTRL)) - gpio->par_cs |= GPIO_PAR_CS_CS2; - fbcs->csar2 = CONFIG_SYS_CS2_BASE; - fbcs->cscr2 = CONFIG_SYS_CS2_CTRL; - fbcs->csmr2 = CONFIG_SYS_CS2_MASK; -#endif - -#if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) && defined(CONFIG_SYS_CS3_CTRL)) - gpio->par_cs |= GPIO_PAR_CS_CS3; - fbcs->csar3 = CONFIG_SYS_CS3_BASE; - fbcs->cscr3 = CONFIG_SYS_CS3_CTRL; - fbcs->csmr3 = CONFIG_SYS_CS3_MASK; -#endif - -#if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) && defined(CONFIG_SYS_CS4_CTRL)) - gpio->par_cs |= GPIO_PAR_CS_CS4; - fbcs->csar4 = CONFIG_SYS_CS4_BASE; - fbcs->cscr4 = CONFIG_SYS_CS4_CTRL; - fbcs->csmr4 = CONFIG_SYS_CS4_MASK; -#endif - -#if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) && defined(CONFIG_SYS_CS5_CTRL)) - gpio->par_cs |= GPIO_PAR_CS_CS5; - fbcs->csar5 = CONFIG_SYS_CS5_BASE; - fbcs->cscr5 = CONFIG_SYS_CS5_CTRL; - fbcs->csmr5 = CONFIG_SYS_CS5_MASK; -#endif - -#if (defined(CONFIG_SYS_CS6_BASE) && defined(CONFIG_SYS_CS6_MASK) && defined(CONFIG_SYS_CS6_CTRL)) - gpio->par_cs |= GPIO_PAR_CS_CS6; - fbcs->csar6 = CONFIG_SYS_CS6_BASE; - fbcs->cscr6 = CONFIG_SYS_CS6_CTRL; - fbcs->csmr6 = CONFIG_SYS_CS6_MASK; -#endif - -#if (defined(CONFIG_SYS_CS7_BASE) && defined(CONFIG_SYS_CS7_MASK) && defined(CONFIG_SYS_CS7_CTRL)) - gpio->par_cs |= GPIO_PAR_CS_CS7; - fbcs->csar7 = CONFIG_SYS_CS7_BASE; - fbcs->cscr7 = CONFIG_SYS_CS7_CTRL; - fbcs->csmr7 = CONFIG_SYS_CS7_MASK; -#endif - -#ifdef CONFIG_FSL_I2C - CONFIG_SYS_I2C_PINMUX_REG &= CONFIG_SYS_I2C_PINMUX_CLR; - CONFIG_SYS_I2C_PINMUX_REG |= CONFIG_SYS_I2C_PINMUX_SET; -#endif - - icache_enable(); -} - -/* - * initialize higher level parts of CPU like timers - */ -int cpu_init_r(void) -{ - return (0); -} - -void uart_port_conf(int port) -{ - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - - /* Setup Ports: */ - switch (port) { - case 0: - gpio->par_uart &= ~(GPIO_PAR_UART_U0RXD | GPIO_PAR_UART_U0TXD); - gpio->par_uart |= (GPIO_PAR_UART_U0RXD | GPIO_PAR_UART_U0TXD); - break; - case 1: - gpio->par_uart &= - ~(GPIO_PAR_UART_U1RXD_MASK | GPIO_PAR_UART_U1TXD_MASK); - gpio->par_uart |= - (GPIO_PAR_UART_U1RXD_U1RXD | GPIO_PAR_UART_U1TXD_U1TXD); - break; - case 2: -#ifdef CONFIG_SYS_UART2_PRI_GPIO - gpio->par_uart &= ~(GPIO_PAR_UART_U2RXD | GPIO_PAR_UART_U2TXD); - gpio->par_uart |= (GPIO_PAR_UART_U2RXD | GPIO_PAR_UART_U2TXD); -#elif defined(CONFIG_SYS_UART2_ALT1_GPIO) - gpio->feci2c &= - ~(GPIO_PAR_FECI2C_EMDC_MASK | GPIO_PAR_FECI2C_EMDIO_MASK); - gpio->feci2c |= - (GPIO_PAR_FECI2C_EMDC_U2TXD | GPIO_PAR_FECI2C_EMDIO_U2RXD); -#endif - break; - } -} - -#if defined(CONFIG_CMD_NET) -int fecpin_setclear(struct eth_device *dev, int setclear) -{ - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - - if (setclear) { - gpio->par_feci2c |= - (GPIO_PAR_FECI2C_EMDC_FECEMDC | - GPIO_PAR_FECI2C_EMDIO_FECEMDIO); - } else { - gpio->par_feci2c &= - ~(GPIO_PAR_FECI2C_EMDC_MASK | GPIO_PAR_FECI2C_EMDIO_MASK); - } - - return 0; -} -#endif diff --git a/cpu/mcf523x/interrupts.c b/cpu/mcf523x/interrupts.c deleted file mode 100644 index db5ccdf..0000000 --- a/cpu/mcf523x/interrupts.c +++ /dev/null @@ -1,49 +0,0 @@ -/* - * - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -/* CPU specific interrupt routine */ -#include -#include - -int interrupt_init(void) -{ - volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); - - /* Make sure all interrupts are disabled */ - intp->imrl0 |= 0x1; - - enable_interrupts(); - return 0; -} - -#if defined(CONFIG_MCFTMR) -void dtimer_intr_setup(void) -{ - volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); - - intp->icr0[CONFIG_SYS_TMRINTR_NO] = CONFIG_SYS_TMRINTR_PRI; - intp->imrl0 &= ~INTC_IPRL_INT0; - intp->imrl0 &= ~CONFIG_SYS_TMRINTR_MASK; -} -#endif diff --git a/cpu/mcf523x/speed.c b/cpu/mcf523x/speed.c deleted file mode 100644 index 6096ba4..0000000 --- a/cpu/mcf523x/speed.c +++ /dev/null @@ -1,53 +0,0 @@ -/* - * - * (C) Copyright 2000-2003 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include - -#include - -DECLARE_GLOBAL_DATA_PTR; -/* - * get_clocks() fills in gd->cpu_clock and gd->bus_clk - */ -int get_clocks(void) -{ - volatile pll_t *pll = (volatile pll_t *)(MMAP_PLL); - - pll->syncr = PLL_SYNCR_MFD(1); - - while (!(pll->synsr & PLL_SYNSR_LOCK)); - - gd->bus_clk = CONFIG_SYS_CLK; - gd->cpu_clk = (gd->bus_clk * 2); - -#ifdef CONFIG_FSL_I2C - gd->i2c1_clk = gd->bus_clk; -#endif - - return (0); -} diff --git a/cpu/mcf523x/start.S b/cpu/mcf523x/start.S deleted file mode 100644 index 20b50e7..0000000 --- a/cpu/mcf523x/start.S +++ /dev/null @@ -1,275 +0,0 @@ -/* - * Copyright (C) 2003 Josef Baumgartner - * Based on code from Bernhard Kuhn - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include -#include "version.h" -#include - -#ifndef CONFIG_IDENT_STRING -#define CONFIG_IDENT_STRING "" -#endif - -#define _START _start -#define _FAULT _fault - -#define SAVE_ALL \ - move.w #0x2700,%sr; /* disable intrs */ \ - subl #60,%sp; /* space for 15 regs */ \ - moveml %d0-%d7/%a0-%a6,%sp@; - -#define RESTORE_ALL \ - moveml %sp@,%d0-%d7/%a0-%a6; \ - addl #60,%sp; /* space for 15 regs */ \ - rte; - -.text -/* - * Vector table. This is used for initial platform startup. - * These vectors are to catch any un-intended traps. - */ -_vectors: - -INITSP: .long 0x00000000 /* Initial SP */ -INITPC: .long _START /* Initial PC */ -vector02: .long _FAULT /* Access Error */ -vector03: .long _FAULT /* Address Error */ -vector04: .long _FAULT /* Illegal Instruction */ -vector05: .long _FAULT /* Reserved */ -vector06: .long _FAULT /* Reserved */ -vector07: .long _FAULT /* Reserved */ -vector08: .long _FAULT /* Privilege Violation */ -vector09: .long _FAULT /* Trace */ -vector0A: .long _FAULT /* Unimplemented A-Line */ -vector0B: .long _FAULT /* Unimplemented F-Line */ -vector0C: .long _FAULT /* Debug Interrupt */ -vector0D: .long _FAULT /* Reserved */ -vector0E: .long _FAULT /* Format Error */ -vector0F: .long _FAULT /* Unitialized Int. */ - -/* Reserved */ -vector10_17: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -vector18: .long _FAULT /* Spurious Interrupt */ -vector19: .long _FAULT /* Autovector Level 1 */ -vector1A: .long _FAULT /* Autovector Level 2 */ -vector1B: .long _FAULT /* Autovector Level 3 */ -vector1C: .long _FAULT /* Autovector Level 4 */ -vector1D: .long _FAULT /* Autovector Level 5 */ -vector1E: .long _FAULT /* Autovector Level 6 */ -vector1F: .long _FAULT /* Autovector Level 7 */ - -/* TRAP #0 - #15 */ -vector20_2F: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -/* Reserved */ -vector30_3F: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -vector64_127: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -vector128_191: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -vector192_255: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - - .text - - .globl _start -_start: - nop - nop - move.w #0x2700,%sr /* Mask off Interrupt */ - - /* Set vector base register at the beginning of the Flash */ - move.l #CONFIG_SYS_FLASH_BASE, %d0 - movec %d0, %VBR - - move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_CTRL), %d0 - movec %d0, %RAMBAR1 - - /* invalidate and disable cache */ - move.l #CF_CACR_CINV, %d0 /* Invalidate cache cmd */ - movec %d0, %CACR /* Invalidate cache */ - nop - move.l #0, %d0 - movec %d0, %ACR0 - movec %d0, %ACR1 - - /* initialize general use internal ram */ - move.l #0, %d0 - move.l #(ICACHE_STATUS), %a1 /* icache */ - move.l #(DCACHE_STATUS), %a2 /* icache */ - move.l %d0, (%a1) - move.l %d0, (%a2) - - /* set stackpointer to end of internal ram to get some stackspace for the - first c-code */ - move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp - clr.l %sp@- - - move.l #__got_start, %a5 /* put relocation table address to a5 */ - - bsr cpu_init_f /* run low-level CPU init code (from flash) */ - bsr board_init_f /* run low-level board init code (from flash) */ - - /* board_init_f() does not return */ - -/*------------------------------------------------------------------------------*/ - -/* - * void relocate_code (addr_sp, gd, addr_moni) - * - * This "function" does not return, instead it continues in RAM - * after relocating the monitor code. - * - * r3 = dest - * r4 = src - * r5 = length in bytes - * r6 = cachelinesize - */ - .globl relocate_code -relocate_code: - link.w %a6,#0 - move.l 8(%a6), %sp /* set new stack pointer */ - - move.l 12(%a6), %d0 /* Save copy of Global Data pointer */ - move.l 16(%a6), %a0 /* Save copy of Destination Address */ - - move.l #CONFIG_SYS_MONITOR_BASE, %a1 - move.l #__init_end, %a2 - move.l %a0, %a3 - - /* copy the code to RAM */ -1: - move.l (%a1)+, (%a3)+ - cmp.l %a1,%a2 - bgt.s 1b - -/* - * We are done. Do not return, instead branch to second part of board - * initialization, now running from RAM. - */ - move.l %a0, %a1 - add.l #(in_ram - CONFIG_SYS_MONITOR_BASE), %a1 - jmp (%a1) - -in_ram: - -clear_bss: - /* - * Now clear BSS segment - */ - move.l %a0, %a1 - add.l #(_sbss - CONFIG_SYS_MONITOR_BASE),%a1 - move.l %a0, %d1 - add.l #(_ebss - CONFIG_SYS_MONITOR_BASE),%d1 -6: - clr.l (%a1)+ - cmp.l %a1,%d1 - bgt.s 6b - - /* - * fix got table in RAM - */ - move.l %a0, %a1 - add.l #(__got_start - CONFIG_SYS_MONITOR_BASE),%a1 - move.l %a1,%a5 /* * fix got pointer register a5 */ - - move.l %a0, %a2 - add.l #(__got_end - CONFIG_SYS_MONITOR_BASE),%a2 - -7: - move.l (%a1),%d1 - sub.l #_start,%d1 - add.l %a0,%d1 - move.l %d1,(%a1)+ - cmp.l %a2, %a1 - bne 7b - - /* calculate relative jump to board_init_r in ram */ - move.l %a0, %a1 - add.l #(board_init_r - CONFIG_SYS_MONITOR_BASE), %a1 - - /* set parameters for board_init_r */ - move.l %a0,-(%sp) /* dest_addr */ - move.l %d0,-(%sp) /* gd */ - jsr (%a1) - -/*------------------------------------------------------------------------------*/ -/* exception code */ - .globl _fault -_fault: - jmp _fault - .globl _exc_handler - -_exc_handler: - SAVE_ALL - movel %sp,%sp@- - bsr exc_handler - addql #4,%sp - RESTORE_ALL - - .globl _int_handler -_int_handler: - SAVE_ALL - movel %sp,%sp@- - bsr int_handler - addql #4,%sp - RESTORE_ALL - -/*------------------------------------------------------------------------------*/ - - .globl version_string -version_string: - .ascii U_BOOT_VERSION - .ascii " (", U_BOOT_DATE, " - ", U_BOOT_TIME, ")" - .ascii CONFIG_IDENT_STRING, "\0" - .align 4 diff --git a/cpu/mcf52x2/Makefile b/cpu/mcf52x2/Makefile deleted file mode 100644 index 937cdd0..0000000 --- a/cpu/mcf52x2/Makefile +++ /dev/null @@ -1,49 +0,0 @@ -# -# (C) Copyright 2000-2006 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -include $(TOPDIR)/config.mk - -# CFLAGS += -DET_DEBUG - -LIB = $(obj)lib$(CPU).a - -START = start.o -COBJS = interrupts.o cpu.o speed.o cpu_init.o - -SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) -START := $(addprefix $(obj),$(START)) - -all: $(obj).depend $(START) $(LIB) - -$(LIB): $(OBJS) - $(AR) $(ARFLAGS) $@ $(OBJS) - -######################################################################### - -# defines $(obj).depend target -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/cpu/mcf52x2/config.mk b/cpu/mcf52x2/config.mk deleted file mode 100644 index 52751be..0000000 --- a/cpu/mcf52x2/config.mk +++ /dev/null @@ -1,64 +0,0 @@ -# -# (C) Copyright 2003 Josef Baumgartner -# -# (C) Copyright 2000-2004 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -PLATFORM_RELFLAGS += -ffixed-d7 -msep-data - -cfg=$(shell grep configs $(OBJTREE)/include/config.h | sed 's/.*<\(configs.*\)>/\1/') -is5208:=$(shell grep CONFIG_M5208 $(TOPDIR)/include/$(cfg)) -is5249:=$(shell grep CONFIG_M5249 $(TOPDIR)/include/$(cfg)) -is5253:=$(shell grep CONFIG_M5253 $(TOPDIR)/include/$(cfg)) -is5271:=$(shell grep CONFIG_M5271 $(TOPDIR)/include/$(cfg)) -is5272:=$(shell grep CONFIG_M5272 $(TOPDIR)/include/$(cfg)) -is5275:=$(shell grep CONFIG_M5275 $(TOPDIR)/include/$(cfg)) -is5282:=$(shell grep CONFIG_M5282 $(TOPDIR)/include/$(cfg)) - - -ifneq ($(findstring 4.1,$(shell $(CC) --version)),4.1) - -ifneq (,$(findstring CONFIG_M5208,$(is5208))) -PLATFORM_CPPFLAGS += -mcpu=5208 -endif -ifneq (,$(findstring CONFIG_M5249,$(is5249))) -PLATFORM_CPPFLAGS += -mcpu=5249 -endif -ifneq (,$(findstring CONFIG_M5253,$(is5253))) -PLATFORM_CPPFLAGS += -mcpu=5253 -endif -ifneq (,$(findstring CONFIG_M5271,$(is5271))) -PLATFORM_CPPFLAGS += -mcpu=5271 -endif -ifneq (,$(findstring CONFIG_M5272,$(is5272))) -PLATFORM_CPPFLAGS += -mcpu=5272 -endif -ifneq (,$(findstring CONFIG_M5275,$(is5275))) -PLATFORM_CPPFLAGS += -mcpu=5275 -endif -ifneq (,$(findstring CONFIG_M5282,$(is5282))) -PLATFORM_CPPFLAGS += -mcpu=5282 -endif - -else -PLATFORM_CPPFLAGS += -m5307 -endif diff --git a/cpu/mcf52x2/cpu.c b/cpu/mcf52x2/cpu.c deleted file mode 100644 index c4c5d50..0000000 --- a/cpu/mcf52x2/cpu.c +++ /dev/null @@ -1,408 +0,0 @@ -/* - * (C) Copyright 2003 - * Josef Baumgartner - * - * MCF5282 additionals - * (C) Copyright 2005 - * BuS Elektronik GmbH & Co. KG - * - * MCF5275 additions - * Copyright (C) 2008 Arthur Shipkowski (art@videon-central.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include -#include -#include -#include -#include "cpu.h" - -DECLARE_GLOBAL_DATA_PTR; - -#ifdef CONFIG_M5208 -int do_reset(cmd_tbl_t *cmdtp, bd_t *bd, int flag, int argc, char *argv[]) -{ - volatile rcm_t *rcm = (rcm_t *)(MMAP_RCM); - - udelay(1000); - - rcm->rcr = RCM_RCR_SOFTRST; - - /* we don't return! */ - return 0; -}; - -int checkcpu(void) -{ - char buf1[32], buf2[32]; - - printf("CPU: Freescale Coldfire MCF5208\n" - " CPU CLK %s MHz BUS CLK %s MHz\n", - strmhz(buf1, gd->cpu_clk), - strmhz(buf2, gd->bus_clk)); - return 0; -}; - -#if defined(CONFIG_WATCHDOG) -/* Called by macro WATCHDOG_RESET */ -void watchdog_reset(void) -{ - volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG); - wdt->sr = 0x5555; - wdt->sr = 0xAAAA; -} - -int watchdog_disable(void) -{ - volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG); - - wdt->sr = 0x5555; /* reset watchdog counteDECLARE_GLOBAL_DATA_PTR; -r */ - wdt->sr = 0xAAAA; - wdt->cr = 0; /* disable watchdog timer */ - - puts("WATCHDOG:disabled\n"); - return (0); -} - -int watchdog_init(void) -{ - volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG); - - wdt->cr = 0; /* disable watchdog */ - - /* set timeout and enable watchdog */ - wdt->mr = - ((CONFIG_WATCHDOG_TIMEOUT * CONFIG_SYS_HZ) / (32768 * 1000)) - 1; - wdt->sr = 0x5555; /* reset watchdog counter */ - wdt->sr = 0xAAAA; - - puts("WATCHDOG:enabled\n"); - return (0); -} -#endif /* #ifdef CONFIG_WATCHDOG */ -#endif /* #ifdef CONFIG_M5208 */ - -#ifdef CONFIG_M5271 -/* - * Both MCF5270 and MCF5271 are members of the MPC5271 family. Try to - * determine which one we are running on, based on the Chip Identification - * Register (CIR). - */ -int checkcpu(void) -{ - char buf[32]; - unsigned short cir; /* Chip Identification Register */ - unsigned short pin; /* Part identification number */ - unsigned char prn; /* Part revision number */ - char *cpu_model; - - cir = mbar_readShort(MCF_CCM_CIR); - pin = cir >> MCF_CCM_CIR_PIN_LEN; - prn = cir & MCF_CCM_CIR_PRN_MASK; - - switch (pin) { - case MCF_CCM_CIR_PIN_MCF5270: - cpu_model = "5270"; - break; - case MCF_CCM_CIR_PIN_MCF5271: - cpu_model = "5271"; - break; - default: - cpu_model = NULL; - break; - } - - if (cpu_model) - printf("CPU: Freescale ColdFire MCF%s rev. %hu, at %s MHz\n", - cpu_model, prn, strmhz(buf, CONFIG_SYS_CLK)); - else - printf("CPU: Unknown - Freescale ColdFire MCF5271 family" - " (PIN: 0x%x) rev. %hu, at %s MHz\n", - pin, prn, strmhz(buf, CONFIG_SYS_CLK)); - - return 0; -} - -int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) -{ - /* Call the board specific reset actions first. */ - if(board_reset) { - board_reset(); - } - - mbar_writeByte(MCF_RCM_RCR, - MCF_RCM_RCR_SOFTRST | MCF_RCM_RCR_FRCRSTOUT); - return 0; -}; - -#if defined(CONFIG_WATCHDOG) -void watchdog_reset(void) -{ - mbar_writeShort(MCF_WTM_WSR, 0x5555); - mbar_writeShort(MCF_WTM_WSR, 0xAAAA); -} - -int watchdog_disable(void) -{ - mbar_writeShort(MCF_WTM_WCR, 0); - return (0); -} - -int watchdog_init(void) -{ - mbar_writeShort(MCF_WTM_WCR, MCF_WTM_WCR_EN); - return (0); -} -#endif /* #ifdef CONFIG_WATCHDOG */ - -#endif - -#ifdef CONFIG_M5272 -int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) -{ - volatile wdog_t *wdp = (wdog_t *) (MMAP_WDOG); - - wdp->wdog_wrrr = 0; - udelay(1000); - - /* enable watchdog, set timeout to 0 and wait */ - wdp->wdog_wrrr = 1; - while (1) ; - - /* we don't return! */ - return 0; -}; - -int checkcpu(void) -{ - volatile sysctrl_t *sysctrl = (sysctrl_t *) (MMAP_CFG); - uchar msk; - char *suf; - - puts("CPU: "); - msk = (sysctrl->sc_dir > 28) & 0xf; - switch (msk) { - case 0x2: - suf = "1K75N"; - break; - case 0x4: - suf = "3K75N"; - break; - default: - suf = NULL; - printf("Freescale MCF5272 (Mask:%01x)\n", msk); - break; - } - - if (suf) - printf("Freescale MCF5272 %s\n", suf); - return 0; -}; - -#if defined(CONFIG_WATCHDOG) -/* Called by macro WATCHDOG_RESET */ -void watchdog_reset(void) -{ - volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG); - wdt->wdog_wcr = 0; -} - -int watchdog_disable(void) -{ - volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG); - - wdt->wdog_wcr = 0; /* reset watchdog counter */ - wdt->wdog_wirr = 0; /* disable watchdog interrupt */ - wdt->wdog_wrrr = 0; /* disable watchdog timer */ - - puts("WATCHDOG:disabled\n"); - return (0); -} - -int watchdog_init(void) -{ - volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG); - - wdt->wdog_wirr = 0; /* disable watchdog interrupt */ - - /* set timeout and enable watchdog */ - wdt->wdog_wrrr = - ((CONFIG_WATCHDOG_TIMEOUT * CONFIG_SYS_HZ) / (32768 * 1000)) - 1; - wdt->wdog_wcr = 0; /* reset watchdog counter */ - - puts("WATCHDOG:enabled\n"); - return (0); -} -#endif /* #ifdef CONFIG_WATCHDOG */ - -#endif /* #ifdef CONFIG_M5272 */ - -#ifdef CONFIG_M5275 -int do_reset(cmd_tbl_t *cmdtp, bd_t *bd, int flag, int argc, char *argv[]) -{ - volatile rcm_t *rcm = (rcm_t *)(MMAP_RCM); - - udelay(1000); - - rcm->rcr = RCM_RCR_SOFTRST; - - /* we don't return! */ - return 0; -}; - -int checkcpu(void) -{ - char buf[32]; - - printf("CPU: Freescale Coldfire MCF5275 at %s MHz\n", - strmhz(buf, CONFIG_SYS_CLK)); - return 0; -}; - - -#if defined(CONFIG_WATCHDOG) -/* Called by macro WATCHDOG_RESET */ -void watchdog_reset(void) -{ - volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG); - wdt->wsr = 0x5555; - wdt->wsr = 0xAAAA; -} - -int watchdog_disable(void) -{ - volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG); - - wdt->wsr = 0x5555; /* reset watchdog counter */ - wdt->wsr = 0xAAAA; - wdt->wcr = 0; /* disable watchdog timer */ - - puts("WATCHDOG:disabled\n"); - return (0); -} - -int watchdog_init(void) -{ - volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG); - - wdt->wcr = 0; /* disable watchdog */ - - /* set timeout and enable watchdog */ - wdt->wmr = - ((CONFIG_WATCHDOG_TIMEOUT * CONFIG_SYS_HZ) / (32768 * 1000)) - 1; - wdt->wsr = 0x5555; /* reset watchdog counter */ - wdt->wsr = 0xAAAA; - - puts("WATCHDOG:enabled\n"); - return (0); -} -#endif /* #ifdef CONFIG_WATCHDOG */ - -#endif /* #ifdef CONFIG_M5275 */ - -#ifdef CONFIG_M5282 -int checkcpu(void) -{ - unsigned char resetsource = MCFRESET_RSR; - - printf("CPU: Freescale Coldfire MCF5282 (PIN: %2.2x REV: %2.2x)\n", - MCFCCM_CIR >> 8, MCFCCM_CIR & MCFCCM_CIR_PRN_MASK); - printf("Reset:%s%s%s%s%s%s%s\n", - (resetsource & MCFRESET_RSR_LOL) ? " Loss of Lock" : "", - (resetsource & MCFRESET_RSR_LOC) ? " Loss of Clock" : "", - (resetsource & MCFRESET_RSR_EXT) ? " External" : "", - (resetsource & MCFRESET_RSR_POR) ? " Power On" : "", - (resetsource & MCFRESET_RSR_WDR) ? " Watchdog" : "", - (resetsource & MCFRESET_RSR_SOFT) ? " Software" : "", - (resetsource & MCFRESET_RSR_LVD) ? " Low Voltage" : ""); - return 0; -} - -int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) -{ - MCFRESET_RCR = MCFRESET_RCR_SOFTRST; - return 0; -}; -#endif - -#ifdef CONFIG_M5249 -int checkcpu(void) -{ - char buf[32]; - - printf("CPU: Freescale Coldfire MCF5249 at %s MHz\n", - strmhz(buf, CONFIG_SYS_CLK)); - return 0; -} - -int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) -{ - /* enable watchdog, set timeout to 0 and wait */ - mbar_writeByte(MCFSIM_SYPCR, 0xc0); - while (1) ; - - /* we don't return! */ - return 0; -}; -#endif - -#ifdef CONFIG_M5253 -int checkcpu(void) -{ - char buf[32]; - - unsigned char resetsource = mbar_readLong(SIM_RSR); - printf("CPU: Freescale Coldfire MCF5253 at %s MHz\n", - strmhz(buf, CONFIG_SYS_CLK)); - - if ((resetsource & SIM_RSR_HRST) || (resetsource & SIM_RSR_SWTR)) { - printf("Reset:%s%s\n", - (resetsource & SIM_RSR_HRST) ? " Hardware/ System Reset" - : "", - (resetsource & SIM_RSR_SWTR) ? " Software Watchdog" : - ""); - } - return 0; -} - -int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) -{ - /* enable watchdog, set timeout to 0 and wait */ - mbar_writeByte(SIM_SYPCR, 0xc0); - while (1) ; - - /* we don't return! */ - return 0; -}; -#endif - -#if defined(CONFIG_MCFFEC) -/* Default initializations for MCFFEC controllers. To override, - * create a board-specific function called: - * int board_eth_init(bd_t *bis) - */ - -int cpu_eth_init(bd_t *bis) -{ - return mcffec_initialize(bis); -} -#endif diff --git a/cpu/mcf52x2/cpu.h b/cpu/mcf52x2/cpu.h deleted file mode 100644 index c1227eb..0000000 --- a/cpu/mcf52x2/cpu.h +++ /dev/null @@ -1,33 +0,0 @@ -/* - * cpu.h - * - * Copyright (c) 2009 Freescale Semiconductor, Inc. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, - * MA 02110-1301 USA - */ - -#ifndef _CPU_H_ -#define _CPU_H_ - -#include - -/* Use this to create board specific reset functions */ -void board_reset(void) __attribute__((__weak__)); - -#endif /* _CPU_H_ */ diff --git a/cpu/mcf52x2/cpu_init.c b/cpu/mcf52x2/cpu_init.c deleted file mode 100644 index 170bbfc..0000000 --- a/cpu/mcf52x2/cpu_init.c +++ /dev/null @@ -1,747 +0,0 @@ -/* - * (C) Copyright 2003 - * Josef Baumgartner - * - * MCF5282 additionals - * (C) Copyright 2005 - * BuS Elektronik GmbH & Co. KG - * (c) Copyright 2010 - * Arcturus Networks Inc. - * - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * Hayden Fraser (Hayden.Fraser@freescale.com) - * - * MCF5275 additions - * Copyright (C) 2008 Arthur Shipkowski (art@videon-central.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include -#include - -#if defined(CONFIG_CMD_NET) -#include -#include -#include -#endif - -#ifndef CONFIG_M5272 -/* Only 5272 Flexbus chipselect is different from the rest */ -void init_fbcs(void) -{ - volatile fbcs_t *fbcs = (fbcs_t *) (MMAP_FBCS); - -#if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) \ - && defined(CONFIG_SYS_CS0_CTRL)) - fbcs->csar0 = CONFIG_SYS_CS0_BASE; - fbcs->cscr0 = CONFIG_SYS_CS0_CTRL; - fbcs->csmr0 = CONFIG_SYS_CS0_MASK; -#else -#warning "Chip Select 0 are not initialized/used" -#endif -#if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) \ - && defined(CONFIG_SYS_CS1_CTRL)) - fbcs->csar1 = CONFIG_SYS_CS1_BASE; - fbcs->cscr1 = CONFIG_SYS_CS1_CTRL; - fbcs->csmr1 = CONFIG_SYS_CS1_MASK; -#endif -#if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) \ - && defined(CONFIG_SYS_CS2_CTRL)) - fbcs->csar2 = CONFIG_SYS_CS2_BASE; - fbcs->cscr2 = CONFIG_SYS_CS2_CTRL; - fbcs->csmr2 = CONFIG_SYS_CS2_MASK; -#endif -#if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) \ - && defined(CONFIG_SYS_CS3_CTRL)) - fbcs->csar3 = CONFIG_SYS_CS3_BASE; - fbcs->cscr3 = CONFIG_SYS_CS3_CTRL; - fbcs->csmr3 = CONFIG_SYS_CS3_MASK; -#endif -#if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) \ - && defined(CONFIG_SYS_CS4_CTRL)) - fbcs->csar4 = CONFIG_SYS_CS4_BASE; - fbcs->cscr4 = CONFIG_SYS_CS4_CTRL; - fbcs->csmr4 = CONFIG_SYS_CS4_MASK; -#endif -#if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) \ - && defined(CONFIG_SYS_CS5_CTRL)) - fbcs->csar5 = CONFIG_SYS_CS5_BASE; - fbcs->cscr5 = CONFIG_SYS_CS5_CTRL; - fbcs->csmr5 = CONFIG_SYS_CS5_MASK; -#endif -#if (defined(CONFIG_SYS_CS6_BASE) && defined(CONFIG_SYS_CS6_MASK) \ - && defined(CONFIG_SYS_CS6_CTRL)) - fbcs->csar6 = CONFIG_SYS_CS6_BASE; - fbcs->cscr6 = CONFIG_SYS_CS6_CTRL; - fbcs->csmr6 = CONFIG_SYS_CS6_MASK; -#endif -#if (defined(CONFIG_SYS_CS7_BASE) && defined(CONFIG_SYS_CS7_MASK) \ - && defined(CONFIG_SYS_CS7_CTRL)) - fbcs->csar7 = CONFIG_SYS_CS7_BASE; - fbcs->cscr7 = CONFIG_SYS_CS7_CTRL; - fbcs->csmr7 = CONFIG_SYS_CS7_MASK; -#endif -} -#endif - -#if defined(CONFIG_M5208) -void cpu_init_f(void) -{ - volatile scm1_t *scm1 = (scm1_t *) MMAP_SCM1; - -#ifndef CONFIG_WATCHDOG - volatile wdog_t *wdg = (wdog_t *) MMAP_WDOG; - - /* Disable the watchdog if we aren't using it */ - wdg->cr = 0; -#endif - - scm1->mpr = 0x77777777; - scm1->pacra = 0; - scm1->pacrb = 0; - scm1->pacrc = 0; - scm1->pacrd = 0; - scm1->pacre = 0; - scm1->pacrf = 0; - - /* FlexBus Chipselect */ - init_fbcs(); - - icache_enable(); -} - -/* initialize higher level parts of CPU like timers */ -int cpu_init_r(void) -{ - return (0); -} - -void uart_port_conf(int port) -{ - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - - /* Setup Ports: */ - switch (port) { - case 0: - gpio->par_uart &= GPIO_PAR_UART0_UNMASK; - gpio->par_uart |= (GPIO_PAR_UART_U0TXD | GPIO_PAR_UART_U0RXD); - break; - case 1: - gpio->par_uart &= GPIO_PAR_UART0_UNMASK; - gpio->par_uart |= (GPIO_PAR_UART_U1TXD | GPIO_PAR_UART_U1RXD); - break; - case 2: -#ifdef CONFIG_SYS_UART2_PRI_GPIO - gpio->par_timer &= - (GPIO_PAR_TMR_TIN0_UNMASK | GPIO_PAR_TMR_TIN1_UNMASK); - gpio->par_timer |= - (GPIO_PAR_TMR_TIN0_U2TXD | GPIO_PAR_TMR_TIN1_U2RXD); -#endif -#ifdef CONFIG_SYS_UART2_ALT1_GPIO - gpio->par_feci2c &= - (GPIO_PAR_FECI2C_MDC_UNMASK | GPIO_PAR_FECI2C_MDIO_UNMASK); - gpio->par_feci2c |= - (GPIO_PAR_FECI2C_MDC_U2TXD | GPIO_PAR_FECI2C_MDIO_U2RXD); -#endif -#ifdef CONFIG_SYS_UART2_ALT1_GPIO - gpio->par_feci2c &= - (GPIO_PAR_FECI2C_SDA_UNMASK | GPIO_PAR_FECI2C_SCL_UNMASK); - gpio->par_feci2c |= - (GPIO_PAR_FECI2C_SDA_U2TXD | GPIO_PAR_FECI2C_SCL_U2RXD); -#endif - break; - } -} - -#if defined(CONFIG_CMD_NET) -int fecpin_setclear(struct eth_device *dev, int setclear) -{ - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - - if (setclear) { - gpio->par_fec |= - GPIO_PAR_FEC_7W_FEC | GPIO_PAR_FEC_MII_FEC; - gpio->par_feci2c |= - GPIO_PAR_FECI2C_MDC_MDC | GPIO_PAR_FECI2C_MDIO_MDIO; - } else { - gpio->par_fec &= - (GPIO_PAR_FEC_7W_UNMASK & GPIO_PAR_FEC_MII_UNMASK); - gpio->par_feci2c &= GPIO_PAR_FECI2C_RMII_UNMASK; - } - return 0; -} -#endif /* CONFIG_CMD_NET */ -#endif /* CONFIG_M5208 */ - -#if defined(CONFIG_M5253) -/* - * Breath some life into the CPU... - * - * Set up the memory map, - * initialize a bunch of registers, - * initialize the UPM's - */ -void cpu_init_f(void) -{ - mbar_writeByte(MCFSIM_MPARK, 0x40); /* 5249 Internal Core takes priority over DMA */ - mbar_writeByte(MCFSIM_SYPCR, 0x00); - mbar_writeByte(MCFSIM_SWIVR, 0x0f); - mbar_writeByte(MCFSIM_SWSR, 0x00); - mbar_writeByte(MCFSIM_SWDICR, 0x00); - mbar_writeByte(MCFSIM_TIMER1ICR, 0x00); - mbar_writeByte(MCFSIM_TIMER2ICR, 0x88); - mbar_writeByte(MCFSIM_I2CICR, 0x00); - mbar_writeByte(MCFSIM_UART1ICR, 0x00); - mbar_writeByte(MCFSIM_UART2ICR, 0x00); - mbar_writeByte(MCFSIM_ICR6, 0x00); - mbar_writeByte(MCFSIM_ICR7, 0x00); - mbar_writeByte(MCFSIM_ICR8, 0x00); - mbar_writeByte(MCFSIM_ICR9, 0x00); - mbar_writeByte(MCFSIM_QSPIICR, 0x00); - - mbar2_writeLong(MCFSIM_GPIO_INT_EN, 0x00000080); - mbar2_writeByte(MCFSIM_INTBASE, 0x40); /* Base interrupts at 64 */ - mbar2_writeByte(MCFSIM_SPURVEC, 0x00); - - /*mbar2_writeLong(MCFSIM_IDECONFIG1, 0x00000020); */ /* Enable a 1 cycle pre-drive cycle on CS1 */ - - /* FlexBus Chipselect */ - init_fbcs(); - -#ifdef CONFIG_FSL_I2C - CONFIG_SYS_I2C_PINMUX_REG = - CONFIG_SYS_I2C_PINMUX_REG & CONFIG_SYS_I2C_PINMUX_CLR; - CONFIG_SYS_I2C_PINMUX_REG |= CONFIG_SYS_I2C_PINMUX_SET; -#ifdef CONFIG_SYS_I2C2_OFFSET - CONFIG_SYS_I2C2_PINMUX_REG &= CONFIG_SYS_I2C2_PINMUX_CLR; - CONFIG_SYS_I2C2_PINMUX_REG |= CONFIG_SYS_I2C2_PINMUX_SET; -#endif -#endif - - /* enable instruction cache now */ - icache_enable(); -} - -/*initialize higher level parts of CPU like timers */ -int cpu_init_r(void) -{ - return (0); -} - -void uart_port_conf(int port) -{ - volatile u32 *par = (u32 *) MMAP_PAR; - - /* Setup Ports: */ - switch (port) { - case 1: - *par &= 0xFFE7FFFF; - *par |= 0x00180000; - break; - case 2: - *par &= 0xFFFFFFFC; - *par &= 0x00000003; - break; - } -} -#endif /* #if defined(CONFIG_M5253) */ - -#if defined(CONFIG_M5271) -void cpu_init_f(void) -{ -#ifndef CONFIG_WATCHDOG - /* Disable the watchdog if we aren't using it */ - mbar_writeShort(MCF_WTM_WCR, 0); -#endif - - /* FlexBus Chipselect */ - init_fbcs(); - -#ifdef CONFIG_SYS_MCF_SYNCR - /* Set clockspeed according to board header file */ - mbar_writeLong(MCF_FMPLL_SYNCR, CONFIG_SYS_MCF_SYNCR); -#else - /* Set clockspeed to 100MHz */ - mbar_writeLong(MCF_FMPLL_SYNCR, - MCF_FMPLL_SYNCR_MFD(0) | MCF_FMPLL_SYNCR_RFD(0)); -#endif - while (!mbar_readByte(MCF_FMPLL_SYNSR) & MCF_FMPLL_SYNSR_LOCK) ; -} - -/* - * initialize higher level parts of CPU like timers - */ -int cpu_init_r(void) -{ - return (0); -} - -void uart_port_conf(int port) -{ - u16 temp; - - /* Setup Ports: */ - switch (port) { - case 0: - temp = mbar_readShort(MCF_GPIO_PAR_UART) & 0xFFF3; - temp |= (MCF_GPIO_PAR_UART_U0TXD | MCF_GPIO_PAR_UART_U0RXD); - mbar_writeShort(MCF_GPIO_PAR_UART, temp); - break; - case 1: - temp = mbar_readShort(MCF_GPIO_PAR_UART) & 0xF0FF; - temp |= (MCF_GPIO_PAR_UART_U1RXD_UART1 | MCF_GPIO_PAR_UART_U1TXD_UART1); - mbar_writeShort(MCF_GPIO_PAR_UART, temp); - break; - case 2: - temp = mbar_readShort(MCF_GPIO_PAR_UART) & 0xCFFF; - temp |= (0x3000); - mbar_writeShort(MCF_GPIO_PAR_UART, temp); - break; - } -} - -#if defined(CONFIG_CMD_NET) -int fecpin_setclear(struct eth_device *dev, int setclear) -{ - if (setclear) { - /* Enable Ethernet pins */ - mbar_writeByte(MCF_GPIO_PAR_FECI2C, - (mbar_readByte(MCF_GPIO_PAR_FECI2C) | 0xF0)); - } else { - } - - return 0; -} -#endif /* CONFIG_CMD_NET */ -#endif - -#if defined(CONFIG_M5272) -/* - * Breath some life into the CPU... - * - * Set up the memory map, - * initialize a bunch of registers, - * initialize the UPM's - */ -void cpu_init_f(void) -{ - /* if we come from RAM we assume the CPU is - * already initialized. - */ -#ifndef CONFIG_MONITOR_IS_IN_RAM - volatile sysctrl_t *sysctrl = (sysctrl_t *) (CONFIG_SYS_MBAR); - volatile gpio_t *gpio = (gpio_t *) (MMAP_GPIO); - volatile csctrl_t *csctrl = (csctrl_t *) (MMAP_FBCS); - - sysctrl->sc_scr = CONFIG_SYS_SCR; - sysctrl->sc_spr = CONFIG_SYS_SPR; - - /* Setup Ports: */ - gpio->gpio_pacnt = CONFIG_SYS_PACNT; - gpio->gpio_paddr = CONFIG_SYS_PADDR; - gpio->gpio_padat = CONFIG_SYS_PADAT; - gpio->gpio_pbcnt = CONFIG_SYS_PBCNT; - gpio->gpio_pbddr = CONFIG_SYS_PBDDR; - gpio->gpio_pbdat = CONFIG_SYS_PBDAT; - gpio->gpio_pdcnt = CONFIG_SYS_PDCNT; - - /* Memory Controller: */ - csctrl->cs_br0 = CONFIG_SYS_BR0_PRELIM; - csctrl->cs_or0 = CONFIG_SYS_OR0_PRELIM; - -#if (defined(CONFIG_SYS_OR1_PRELIM) && defined(CONFIG_SYS_BR1_PRELIM)) - csctrl->cs_br1 = CONFIG_SYS_BR1_PRELIM; - csctrl->cs_or1 = CONFIG_SYS_OR1_PRELIM; -#endif - -#if defined(CONFIG_SYS_OR2_PRELIM) && defined(CONFIG_SYS_BR2_PRELIM) - csctrl->cs_br2 = CONFIG_SYS_BR2_PRELIM; - csctrl->cs_or2 = CONFIG_SYS_OR2_PRELIM; -#endif - -#if defined(CONFIG_SYS_OR3_PRELIM) && defined(CONFIG_SYS_BR3_PRELIM) - csctrl->cs_br3 = CONFIG_SYS_BR3_PRELIM; - csctrl->cs_or3 = CONFIG_SYS_OR3_PRELIM; -#endif - -#if defined(CONFIG_SYS_OR4_PRELIM) && defined(CONFIG_SYS_BR4_PRELIM) - csctrl->cs_br4 = CONFIG_SYS_BR4_PRELIM; - csctrl->cs_or4 = CONFIG_SYS_OR4_PRELIM; -#endif - -#if defined(CONFIG_SYS_OR5_PRELIM) && defined(CONFIG_SYS_BR5_PRELIM) - csctrl->cs_br5 = CONFIG_SYS_BR5_PRELIM; - csctrl->cs_or5 = CONFIG_SYS_OR5_PRELIM; -#endif - -#if defined(CONFIG_SYS_OR6_PRELIM) && defined(CONFIG_SYS_BR6_PRELIM) - csctrl->cs_br6 = CONFIG_SYS_BR6_PRELIM; - csctrl->cs_or6 = CONFIG_SYS_OR6_PRELIM; -#endif - -#if defined(CONFIG_SYS_OR7_PRELIM) && defined(CONFIG_SYS_BR7_PRELIM) - csctrl->cs_br7 = CONFIG_SYS_BR7_PRELIM; - csctrl->cs_or7 = CONFIG_SYS_OR7_PRELIM; -#endif - -#endif /* #ifndef CONFIG_MONITOR_IS_IN_RAM */ - - /* enable instruction cache now */ - icache_enable(); - -} - -/* - * initialize higher level parts of CPU like timers - */ -int cpu_init_r(void) -{ - return (0); -} - -void uart_port_conf(int port) -{ - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - - /* Setup Ports: */ - switch (port) { - case 0: - gpio->gpio_pbcnt &= ~(GPIO_PBCNT_PB0MSK | GPIO_PBCNT_PB1MSK); - gpio->gpio_pbcnt |= (GPIO_PBCNT_URT0_TXD | GPIO_PBCNT_URT0_RXD); - break; - case 1: - gpio->gpio_pdcnt &= ~(GPIO_PDCNT_PD1MSK | GPIO_PDCNT_PD4MSK); - gpio->gpio_pdcnt |= (GPIO_PDCNT_URT1_RXD | GPIO_PDCNT_URT1_TXD); - break; - } -} - -#if defined(CONFIG_CMD_NET) -int fecpin_setclear(struct eth_device *dev, int setclear) -{ - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - - if (setclear) { - gpio->gpio_pbcnt |= GPIO_PBCNT_E_MDC | GPIO_PBCNT_E_RXER | - GPIO_PBCNT_E_RXD1 | GPIO_PBCNT_E_RXD2 | - GPIO_PBCNT_E_RXD3 | GPIO_PBCNT_E_TXD1 | - GPIO_PBCNT_E_TXD2 | GPIO_PBCNT_E_TXD3; - } else { - } - return 0; -} -#endif /* CONFIG_CMD_NET */ -#endif /* #if defined(CONFIG_M5272) */ - -#if defined(CONFIG_M5275) - -/* - * Breathe some life into the CPU... - * - * Set up the memory map, - * initialize a bunch of registers, - * initialize the UPM's - */ -void cpu_init_f(void) -{ - /* - * if we come from RAM we assume the CPU is - * already initialized. - */ - -#ifndef CONFIG_MONITOR_IS_IN_RAM - volatile wdog_t *wdog_reg = (wdog_t *) (MMAP_WDOG); - volatile gpio_t *gpio_reg = (gpio_t *) (MMAP_GPIO); - - /* Kill watchdog so we can initialize the PLL */ - wdog_reg->wcr = 0; - - /* FlexBus Chipselect */ - init_fbcs(); -#endif /* #ifndef CONFIG_MONITOR_IS_IN_RAM */ - -#ifdef CONFIG_FSL_I2C - CONFIG_SYS_I2C_PINMUX_REG &= CONFIG_SYS_I2C_PINMUX_CLR; - CONFIG_SYS_I2C_PINMUX_REG |= CONFIG_SYS_I2C_PINMUX_SET; -#endif - - /* enable instruction cache now */ - icache_enable(); -} - -/* - * initialize higher level parts of CPU like timers - */ -int cpu_init_r(void) -{ - return (0); -} - -void uart_port_conf(int port) -{ - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - - /* Setup Ports: */ - switch (port) { - case 0: - gpio->par_uart &= ~UART0_ENABLE_MASK; - gpio->par_uart |= UART0_ENABLE_MASK; - break; - case 1: - gpio->par_uart &= ~UART1_ENABLE_MASK; - gpio->par_uart |= UART1_ENABLE_MASK; - break; - case 2: - gpio->par_uart &= ~UART2_ENABLE_MASK; - gpio->par_uart |= UART2_ENABLE_MASK; - break; - } -} - -#if defined(CONFIG_CMD_NET) -int fecpin_setclear(struct eth_device *dev, int setclear) -{ - struct fec_info_s *info = (struct fec_info_s *) dev->priv; - volatile gpio_t *gpio = (gpio_t *)MMAP_GPIO; - - if (setclear) { - /* Enable Ethernet pins */ - if (info->iobase == CONFIG_SYS_FEC0_IOBASE) { - gpio->par_feci2c |= 0x0F00; - gpio->par_fec0hl |= 0xC0; - } else { - gpio->par_feci2c |= 0x00A0; - gpio->par_fec1hl |= 0xC0; - } - } else { - if (info->iobase == CONFIG_SYS_FEC0_IOBASE) { - gpio->par_feci2c &= ~0x0F00; - gpio->par_fec0hl &= ~0xC0; - } else { - gpio->par_feci2c &= ~0x00A0; - gpio->par_fec1hl &= ~0xC0; - } - } - - return 0; -} -#endif /* CONFIG_CMD_NET */ -#endif /* #if defined(CONFIG_M5275) */ - -#if defined(CONFIG_M5282) -/* - * Breath some life into the CPU... - * - * Set up the memory map, - * initialize a bunch of registers, - * initialize the UPM's - */ -void cpu_init_f(void) -{ -#ifndef CONFIG_WATCHDOG - /* disable watchdog if we aren't using it */ - MCFWTM_WCR = 0; -#endif - -#ifndef CONFIG_MONITOR_IS_IN_RAM - /* Set speed /PLL */ - MCFCLOCK_SYNCR = - MCFCLOCK_SYNCR_MFD(CONFIG_SYS_MFD) | - MCFCLOCK_SYNCR_RFD(CONFIG_SYS_RFD); - while (!(MCFCLOCK_SYNSR & MCFCLOCK_SYNSR_LOCK)) ; - - MCFGPIO_PBCDPAR = 0xc0; - - /* Set up the GPIO ports */ -#ifdef CONFIG_SYS_PEPAR - MCFGPIO_PEPAR = CONFIG_SYS_PEPAR; -#endif -#ifdef CONFIG_SYS_PFPAR - MCFGPIO_PFPAR = CONFIG_SYS_PFPAR; -#endif -#ifdef CONFIG_SYS_PJPAR - MCFGPIO_PJPAR = CONFIG_SYS_PJPAR; -#endif -#ifdef CONFIG_SYS_PSDPAR - MCFGPIO_PSDPAR = CONFIG_SYS_PSDPAR; -#endif -#ifdef CONFIG_SYS_PASPAR - MCFGPIO_PASPAR = CONFIG_SYS_PASPAR; -#endif -#ifdef CONFIG_SYS_PEHLPAR - MCFGPIO_PEHLPAR = CONFIG_SYS_PEHLPAR; -#endif -#ifdef CONFIG_SYS_PQSPAR - MCFGPIO_PQSPAR = CONFIG_SYS_PQSPAR; -#endif -#ifdef CONFIG_SYS_PTCPAR - MCFGPIO_PTCPAR = CONFIG_SYS_PTCPAR; -#endif -#if defined(CONFIG_SYS_PORTTC) - MCFGPIO_PORTTC = CONFIG_SYS_PORTTC; -#endif -#if defined(CONFIG_SYS_DDRTC) - MCFGPIO_DDRTC = CONFIG_SYS_DDRTC; -#endif -#ifdef CONFIG_SYS_PTDPAR - MCFGPIO_PTDPAR = CONFIG_SYS_PTDPAR; -#endif -#ifdef CONFIG_SYS_PUAPAR - MCFGPIO_PUAPAR = CONFIG_SYS_PUAPAR; -#endif - -#if defined(CONFIG_SYS_DDRD) - MCFGPIO_DDRD = CONFIG_SYS_DDRD; -#endif -#ifdef CONFIG_SYS_DDRUA - MCFGPIO_DDRUA = CONFIG_SYS_DDRUA; -#endif - - /* FlexBus Chipselect */ - init_fbcs(); - -#endif /* CONFIG_MONITOR_IS_IN_RAM */ - - /* defer enabling cache until boot (see do_go) */ - /* icache_enable(); */ -} - -/* - * initialize higher level parts of CPU like timers - */ -int cpu_init_r(void) -{ - return (0); -} - -void uart_port_conf(int port) -{ - /* Setup Ports: */ - switch (port) { - case 0: - MCFGPIO_PUAPAR &= 0xFc; - MCFGPIO_PUAPAR |= 0x03; - break; - case 1: - MCFGPIO_PUAPAR &= 0xF3; - MCFGPIO_PUAPAR |= 0x0C; - break; - case 2: - MCFGPIO_PASPAR &= 0xFF0F; - MCFGPIO_PASPAR |= 0x00A0; - break; - } -} - -#if defined(CONFIG_CMD_NET) -int fecpin_setclear(struct eth_device *dev, int setclear) -{ - if (setclear) { - MCFGPIO_PASPAR |= 0x0F00; - MCFGPIO_PEHLPAR = CONFIG_SYS_PEHLPAR; - } else { - MCFGPIO_PASPAR &= 0xF0FF; - MCFGPIO_PEHLPAR &= ~CONFIG_SYS_PEHLPAR; - } - return 0; -} -#endif /* CONFIG_CMD_NET */ -#endif - -#if defined(CONFIG_M5249) -/* - * Breath some life into the CPU... - * - * Set up the memory map, - * initialize a bunch of registers, - * initialize the UPM's - */ -void cpu_init_f(void) -{ - /* - * NOTE: by setting the GPIO_FUNCTION registers, we ensure that the UART pins - * (UART0: gpio 30,27, UART1: gpio 31, 28) will be used as UART pins - * which is their primary function. - * ~Jeremy - */ - mbar2_writeLong(MCFSIM_GPIO_FUNC, CONFIG_SYS_GPIO_FUNC); - mbar2_writeLong(MCFSIM_GPIO1_FUNC, CONFIG_SYS_GPIO1_FUNC); - mbar2_writeLong(MCFSIM_GPIO_EN, CONFIG_SYS_GPIO_EN); - mbar2_writeLong(MCFSIM_GPIO1_EN, CONFIG_SYS_GPIO1_EN); - mbar2_writeLong(MCFSIM_GPIO_OUT, CONFIG_SYS_GPIO_OUT); - mbar2_writeLong(MCFSIM_GPIO1_OUT, CONFIG_SYS_GPIO1_OUT); - - /* - * dBug Compliance: - * You can verify these values by using dBug's 'ird' - * (Internal Register Display) command - * ~Jeremy - * - */ - mbar_writeByte(MCFSIM_MPARK, 0x30); /* 5249 Internal Core takes priority over DMA */ - mbar_writeByte(MCFSIM_SYPCR, 0x00); - mbar_writeByte(MCFSIM_SWIVR, 0x0f); - mbar_writeByte(MCFSIM_SWSR, 0x00); - mbar_writeLong(MCFSIM_IMR, 0xfffffbff); - mbar_writeByte(MCFSIM_SWDICR, 0x00); - mbar_writeByte(MCFSIM_TIMER1ICR, 0x00); - mbar_writeByte(MCFSIM_TIMER2ICR, 0x88); - mbar_writeByte(MCFSIM_I2CICR, 0x00); - mbar_writeByte(MCFSIM_UART1ICR, 0x00); - mbar_writeByte(MCFSIM_UART2ICR, 0x00); - mbar_writeByte(MCFSIM_ICR6, 0x00); - mbar_writeByte(MCFSIM_ICR7, 0x00); - mbar_writeByte(MCFSIM_ICR8, 0x00); - mbar_writeByte(MCFSIM_ICR9, 0x00); - mbar_writeByte(MCFSIM_QSPIICR, 0x00); - - mbar2_writeLong(MCFSIM_GPIO_INT_EN, 0x00000080); - mbar2_writeByte(MCFSIM_INTBASE, 0x40); /* Base interrupts at 64 */ - mbar2_writeByte(MCFSIM_SPURVEC, 0x00); - mbar2_writeLong(MCFSIM_IDECONFIG1, 0x00000020); /* Enable a 1 cycle pre-drive cycle on CS1 */ - - /* Setup interrupt priorities for gpio7 */ - /* mbar2_writeLong(MCFSIM_INTLEV5, 0x70000000); */ - - /* IDE Config registers */ - mbar2_writeLong(MCFSIM_IDECONFIG1, 0x00000020); - mbar2_writeLong(MCFSIM_IDECONFIG2, 0x00000000); - - /* FlexBus Chipselect */ - init_fbcs(); - - /* enable instruction cache now */ - icache_enable(); -} - -/* - * initialize higher level parts of CPU like timers - */ -int cpu_init_r(void) -{ - return (0); -} - -void uart_port_conf(int port) -{ -} -#endif /* #if defined(CONFIG_M5249) */ diff --git a/cpu/mcf52x2/interrupts.c b/cpu/mcf52x2/interrupts.c deleted file mode 100644 index dff8c6a..0000000 --- a/cpu/mcf52x2/interrupts.c +++ /dev/null @@ -1,107 +0,0 @@ -/* - * (C) Copyright 2000-2004 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include -#include -#include - -#ifdef CONFIG_M5272 -int interrupt_init(void) -{ - volatile intctrl_t *intp = (intctrl_t *) (MMAP_INTC); - - /* disable all external interrupts */ - intp->int_icr1 = 0x88888888; - intp->int_icr2 = 0x88888888; - intp->int_icr3 = 0x88888888; - intp->int_icr4 = 0x88888888; - intp->int_pitr = 0x00000000; - /* initialize vector register */ - intp->int_pivr = 0x40; - - enable_interrupts(); - - return 0; -} - -#if defined(CONFIG_MCFTMR) -void dtimer_intr_setup(void) -{ - volatile intctrl_t *intp = (intctrl_t *) (CONFIG_SYS_INTR_BASE); - - intp->int_icr1 &= ~INT_ICR1_TMR3MASK; - intp->int_icr1 |= CONFIG_SYS_TMRINTR_PRI; -} -#endif /* CONFIG_MCFTMR */ -#endif /* CONFIG_M5272 */ - -#if defined(CONFIG_M5208) || defined(CONFIG_M5282) || \ - defined(CONFIG_M5271) || defined(CONFIG_M5275) -int interrupt_init(void) -{ - volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); - - /* Make sure all interrupts are disabled */ -#if defined(CONFIG_M5208) - intp->imrl0 = 0xFFFFFFFF; - intp->imrh0 = 0xFFFFFFFF; -#else - intp->imrl0 |= 0x1; -#endif - - enable_interrupts(); - return 0; -} - -#if defined(CONFIG_MCFTMR) -void dtimer_intr_setup(void) -{ - volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); - - intp->icr0[CONFIG_SYS_TMRINTR_NO] = CONFIG_SYS_TMRINTR_PRI; - intp->imrl0 &= 0xFFFFFFFE; - intp->imrl0 &= ~CONFIG_SYS_TMRINTR_MASK; -} -#endif /* CONFIG_MCFTMR */ -#endif /* CONFIG_M5282 | CONFIG_M5271 | CONFIG_M5275 */ - -#if defined(CONFIG_M5249) || defined(CONFIG_M5253) -int interrupt_init(void) -{ - enable_interrupts(); - - return 0; -} - -#if defined(CONFIG_MCFTMR) -void dtimer_intr_setup(void) -{ - mbar_writeLong(MCFSIM_IMR, mbar_readLong(MCFSIM_IMR) & ~0x00000400); - mbar_writeByte(MCFSIM_TIMER2ICR, CONFIG_SYS_TMRINTR_PRI); -} -#endif /* CONFIG_MCFTMR */ -#endif /* CONFIG_M5249 || CONFIG_M5253 */ diff --git a/cpu/mcf52x2/speed.c b/cpu/mcf52x2/speed.c deleted file mode 100644 index b485e1c..0000000 --- a/cpu/mcf52x2/speed.c +++ /dev/null @@ -1,100 +0,0 @@ -/* - * (C) Copyright 2003 - * Josef Baumgartner - * - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. - * Hayden Fraser (Hayden.Fraser@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include -#include - -DECLARE_GLOBAL_DATA_PTR; - -/* get_clocks() fills in gd->cpu_clock and gd->bus_clk */ -int get_clocks (void) -{ -#if defined(CONFIG_M5208) - volatile pll_t *pll = (pll_t *) MMAP_PLL; - - pll->odr = CONFIG_SYS_PLL_ODR; - pll->fdr = CONFIG_SYS_PLL_FDR; -#endif - -#if defined(CONFIG_M5249) || defined(CONFIG_M5253) - volatile unsigned long cpll = mbar2_readLong(MCFSIM_PLLCR); - unsigned long pllcr; - -#ifndef CONFIG_SYS_PLL_BYPASS - -#ifdef CONFIG_M5249 - /* Setup the PLL to run at the specified speed */ -#ifdef CONFIG_SYS_FAST_CLK - pllcr = 0x925a3100; /* ~140MHz clock (PLL bypass = 0) */ -#else - pllcr = 0x135a4140; /* ~72MHz clock (PLL bypass = 0) */ -#endif -#endif /* CONFIG_M5249 */ - -#ifdef CONFIG_M5253 - pllcr = CONFIG_SYS_PLLCR; -#endif /* CONFIG_M5253 */ - - cpll = cpll & 0xfffffffe; /* Set PLL bypass mode = 0 (PSTCLK = crystal) */ - mbar2_writeLong(MCFSIM_PLLCR, cpll); /* Set the PLL to bypass mode (PSTCLK = crystal) */ - mbar2_writeLong(MCFSIM_PLLCR, pllcr); /* set the clock speed */ - pllcr ^= 0x00000001; /* Set pll bypass to 1 */ - mbar2_writeLong(MCFSIM_PLLCR, pllcr); /* Start locking (pll bypass = 1) */ - udelay(0x20); /* Wait for a lock ... */ -#endif /* #ifndef CONFIG_SYS_PLL_BYPASS */ - -#endif /* CONFIG_M5249 || CONFIG_M5253 */ - -#if defined(CONFIG_M5275) - volatile pll_t *pll = (volatile pll_t *)(MMAP_PLL); - - /* Setup PLL */ - pll->syncr = 0x01080000; - while (!(pll->synsr & FMPLL_SYNSR_LOCK)) - ; - pll->syncr = 0x01000000; - while (!(pll->synsr & FMPLL_SYNSR_LOCK)) - ; -#endif - - gd->cpu_clk = CONFIG_SYS_CLK; -#if defined(CONFIG_M5208) || defined(CONFIG_M5249) || defined(CONFIG_M5253) || \ - defined(CONFIG_M5271) || defined(CONFIG_M5275) - gd->bus_clk = gd->cpu_clk / 2; -#else - gd->bus_clk = gd->cpu_clk; -#endif - -#ifdef CONFIG_FSL_I2C - gd->i2c1_clk = gd->bus_clk; -#ifdef CONFIG_SYS_I2C2_OFFSET - gd->i2c2_clk = gd->bus_clk; -#endif -#endif - - return (0); -} diff --git a/cpu/mcf52x2/start.S b/cpu/mcf52x2/start.S deleted file mode 100644 index 9ef206a..0000000 --- a/cpu/mcf52x2/start.S +++ /dev/null @@ -1,335 +0,0 @@ -/* - * Copyright (C) 2003 Josef Baumgartner - * Based on code from Bernhard Kuhn - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include -#include "version.h" -#include - -#ifndef CONFIG_IDENT_STRING -#define CONFIG_IDENT_STRING "" -#endif - -#define _START _start -#define _FAULT _fault - - -#define SAVE_ALL \ - move.w #0x2700,%sr; /* disable intrs */ \ - subl #60,%sp; /* space for 15 regs */ \ - moveml %d0-%d7/%a0-%a6,%sp@; \ - -#define RESTORE_ALL \ - moveml %sp@,%d0-%d7/%a0-%a6; \ - addl #60,%sp; /* space for 15 regs */ \ - rte - -/* If we come from a pre-loader we don't need an initial exception - * table. - */ -#if !defined(CONFIG_MONITOR_IS_IN_RAM) - -.text -/* - * Vector table. This is used for initial platform startup. - * These vectors are to catch any un-intended traps. - */ -_vectors: - -.long 0x00000000 /* Flash offset is 0 until we setup CS0 */ -#if defined(CONFIG_M5282) && (TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE) -.long _start - TEXT_BASE -#else -.long _START -#endif - -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -#endif - - .text - - -#if defined(CONFIG_SYS_INT_FLASH_BASE) && \ - (defined(CONFIG_M5282) || defined(CONFIG_M5281)) - #if (TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE) - .long 0x55AA55AA,0xAA55AA55 /* CFM Backdoorkey */ - .long 0xFFFFFFFF /* all sectors protected */ - .long 0x00000000 /* supervisor/User restriction */ - .long 0x00000000 /* programm/data space restriction */ - .long 0x00000000 /* Flash security */ - #endif -#endif - .globl _start -_start: - nop - nop - move.w #0x2700,%sr - -#if defined(CONFIG_M5208) - /* Initialize RAMBAR: locate SRAM and validate it */ - move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_CTRL), %d0 - movec %d0, %RAMBAR1 -#endif - -#if defined(CONFIG_M5272) || defined(CONFIG_M5249) || defined(CONFIG_M5253) - move.l #(CONFIG_SYS_MBAR + 1), %d0 /* set MBAR address + valid flag */ - move.c %d0, %MBAR - - /*** The 5249 has MBAR2 as well ***/ -#ifdef CONFIG_SYS_MBAR2 - move.l #(CONFIG_SYS_MBAR2 + 1), %d0 /* Get MBAR2 address */ - movec %d0, #0xc0e /* Set MBAR2 */ -#endif - - move.l #(CONFIG_SYS_INIT_RAM_ADDR + 1), %d0 - movec %d0, %RAMBAR0 -#endif /* CONFIG_M5272 || CONFIG_M5249 || CONFIG_M5253 */ - -#if defined(CONFIG_M5282) || defined(CONFIG_M5271) - /* Initialize IPSBAR */ - move.l #(CONFIG_SYS_MBAR + 1), %d0 /* set IPSBAR address + valid flag */ - move.l %d0, 0x40000000 - - /* Initialize RAMBAR1: locate SRAM and validate it */ - move.l #(CONFIG_SYS_INIT_RAM_ADDR + 0x21), %d0 - movec %d0, %RAMBAR1 - -#if defined(CONFIG_M5282) -#if (TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE) - /* Setup code in SRAM to initialize FLASHBAR, if start from internal Flash */ - - move.l #(_flashbar_setup-CONFIG_SYS_INT_FLASH_BASE), %a0 - move.l #(_flashbar_setup_end-CONFIG_SYS_INT_FLASH_BASE), %a1 - move.l #(CONFIG_SYS_INIT_RAM_ADDR), %a2 -_copy_flash: - move.l (%a0)+, (%a2)+ - cmp.l %a0, %a1 - bgt.s _copy_flash - jmp CONFIG_SYS_INIT_RAM_ADDR - -_flashbar_setup: - /* Initialize FLASHBAR: locate internal Flash and validate it */ - move.l #(CONFIG_SYS_INT_FLASH_BASE + CONFIG_SYS_INT_FLASH_ENABLE), %d0 - movec %d0, %FLASHBAR - jmp _after_flashbar_copy.L /* Force jump to absolute address */ -_flashbar_setup_end: - nop -_after_flashbar_copy: -#else - /* Setup code to initialize FLASHBAR, if start from external Memory */ - move.l #(CONFIG_SYS_INT_FLASH_BASE + CONFIG_SYS_INT_FLASH_ENABLE), %d0 - movec %d0, %FLASHBAR -#endif /* (TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE) */ - -#endif -#endif - /* if we come from a pre-loader we have no exception table and - * therefore no VBR to set - */ -#if !defined(CONFIG_MONITOR_IS_IN_RAM) -#if defined(CONFIG_M5282) && (TEXT_BASE == CONFIG_SYS_INT_FLASH_BASE) - move.l #CONFIG_SYS_INT_FLASH_BASE, %d0 -#else - move.l #CONFIG_SYS_FLASH_BASE, %d0 -#endif - movec %d0, %VBR -#endif - -#ifdef CONFIG_M5275 - /* Initialize IPSBAR */ - move.l #(CONFIG_SYS_MBAR + 1), %d0 /* set IPSBAR address + valid flag */ - move.l %d0, 0x40000000 -/* movec %d0, %MBAR */ - - /* Initialize RAMBAR: locate SRAM and validate it */ - move.l #(CONFIG_SYS_INIT_RAM_ADDR + 0x21), %d0 - movec %d0, %RAMBAR1 -#endif - - /* initialize general use internal ram */ - move.l #0, %d0 - move.l #(ICACHE_STATUS), %a1 /* icache */ - move.l #(DCACHE_STATUS), %a2 /* icache */ - move.l %d0, (%a1) - move.l %d0, (%a2) - - /* set stackpointer to end of internal ram to get some stackspace for the first c-code */ - move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp - clr.l %sp@- - - move.l #__got_start, %a5 /* put relocation table address to a5 */ - - bsr cpu_init_f /* run low-level CPU init code (from flash) */ - bsr board_init_f /* run low-level board init code (from flash) */ - - /* board_init_f() does not return */ - -/*------------------------------------------------------------------------------*/ - -/* - * void relocate_code (addr_sp, gd, addr_moni) - * - * This "function" does not return, instead it continues in RAM - * after relocating the monitor code. - * - * r3 = dest - * r4 = src - * r5 = length in bytes - * r6 = cachelinesize - */ - .globl relocate_code -relocate_code: - link.w %a6,#0 - move.l 8(%a6), %sp /* set new stack pointer */ - - move.l 12(%a6), %d0 /* Save copy of Global Data pointer */ - move.l 16(%a6), %a0 /* Save copy of Destination Address */ - - move.l #CONFIG_SYS_MONITOR_BASE, %a1 - move.l #__init_end, %a2 - move.l %a0, %a3 - /* copy the code to RAM */ -1: - move.l (%a1)+, (%a3)+ - cmp.l %a1,%a2 - bgt.s 1b - -/* - * We are done. Do not return, instead branch to second part of board - * initialization, now running from RAM. - */ - move.l %a0, %a1 - add.l #(in_ram - CONFIG_SYS_MONITOR_BASE), %a1 - jmp (%a1) - -in_ram: - -clear_bss: - /* - * Now clear BSS segment - */ - move.l %a0, %a1 - add.l #(_sbss - CONFIG_SYS_MONITOR_BASE),%a1 - move.l %a0, %d1 - add.l #(_ebss - CONFIG_SYS_MONITOR_BASE),%d1 -6: - clr.l (%a1)+ - cmp.l %a1,%d1 - bgt.s 6b - - /* - * fix got table in RAM - */ - move.l %a0, %a1 - add.l #(__got_start - CONFIG_SYS_MONITOR_BASE),%a1 - move.l %a1,%a5 /* * fix got pointer register a5 */ - - move.l %a0, %a2 - add.l #(__got_end - CONFIG_SYS_MONITOR_BASE),%a2 - -7: - move.l (%a1),%d1 - sub.l #_start,%d1 - add.l %a0,%d1 - move.l %d1,(%a1)+ - cmp.l %a2, %a1 - bne 7b - - /* calculate relative jump to board_init_r in ram */ - move.l %a0, %a1 - add.l #(board_init_r - CONFIG_SYS_MONITOR_BASE), %a1 - - /* set parameters for board_init_r */ - move.l %a0,-(%sp) /* dest_addr */ - move.l %d0,-(%sp) /* gd */ -#if defined(DEBUG) && (TEXT_BASE != CONFIG_SYS_INT_FLASH_BASE) && \ - defined(CONFIG_SYS_HALT_BEFOR_RAM_JUMP) - halt -#endif - jsr (%a1) - -/*------------------------------------------------------------------------------*/ -/* exception code */ - .globl _fault -_fault: - jmp _fault - - .globl _exc_handler -_exc_handler: - SAVE_ALL - movel %sp,%sp@- - bsr exc_handler - addql #4,%sp - RESTORE_ALL - - .globl _int_handler -_int_handler: - SAVE_ALL - movel %sp,%sp@- - bsr int_handler - addql #4,%sp - RESTORE_ALL - -/*------------------------------------------------------------------------------*/ - - .globl version_string -version_string: - .ascii U_BOOT_VERSION - .ascii " (", U_BOOT_DATE, " - ", U_BOOT_TIME, ")" - .ascii CONFIG_IDENT_STRING, "\0" - .align 4 diff --git a/cpu/mcf532x/Makefile b/cpu/mcf532x/Makefile deleted file mode 100644 index 6790d90..0000000 --- a/cpu/mcf532x/Makefile +++ /dev/null @@ -1,48 +0,0 @@ -# -# (C) Copyright 2000-2004 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -include $(TOPDIR)/config.mk - -# CFLAGS += -DET_DEBUG - -LIB = lib$(CPU).a - -START = -COBJS = cpu.o speed.o cpu_init.o interrupts.o - -SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) -START := $(addprefix $(obj),$(START)) - -all: $(obj).depend $(START) $(LIB) - -$(LIB): $(OBJS) - $(AR) $(ARFLAGS) $@ $(OBJS) - -######################################################################### - -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/cpu/mcf532x/config.mk b/cpu/mcf532x/config.mk deleted file mode 100644 index b783444..0000000 --- a/cpu/mcf532x/config.mk +++ /dev/null @@ -1,43 +0,0 @@ -# -# (C) Copyright 2003 Josef Baumgartner -# -# (C) Copyright 2000-2004 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -PLATFORM_RELFLAGS += -ffixed-d7 -msep-data - -cfg=$(shell grep configs $(OBJTREE)/include/config.h | sed 's/.*<\(configs.*\)>/\1/') -is5301x:=$(shell grep CONFIG_MCF5301x $(TOPDIR)/include/$(cfg)) -is532x:=$(shell grep CONFIG_MCF532x $(TOPDIR)/include/$(cfg)) - -ifneq ($(findstring 4.1,$(shell $(CC) --version)),4.1) - -ifneq (,$(findstring CONFIG_MCF5301x,$(is5301x))) -PLATFORM_CPPFLAGS += -mcpu=53015 -fPIC -endif -ifneq (,$(findstring CONFIG_MCF532x,$(is532x))) -PLATFORM_CPPFLAGS += -mcpu=5329 -fPIC -endif - -else -PLATFORM_CPPFLAGS += -m5307 -fPIC -endif diff --git a/cpu/mcf532x/cpu.c b/cpu/mcf532x/cpu.c deleted file mode 100644 index 331cc15..0000000 --- a/cpu/mcf532x/cpu.c +++ /dev/null @@ -1,165 +0,0 @@ -/* - * - * (C) Copyright 2000-2003 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * Copyright (C) 2004-2008 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include -#include -#include - -#include - -DECLARE_GLOBAL_DATA_PTR; - -int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) -{ - volatile rcm_t *rcm = (rcm_t *) (MMAP_RCM); - - udelay(1000); - rcm->rcr |= RCM_RCR_SOFTRST; - - /* we don't return! */ - return 0; -}; - -int checkcpu(void) -{ - volatile ccm_t *ccm = (ccm_t *) MMAP_CCM; - u16 msk; - u16 id = 0; - u8 ver; - - puts("CPU: "); - msk = (ccm->cir >> 6); - ver = (ccm->cir & 0x003f); - switch (msk) { -#ifdef CONFIG_MCF5301x - case 0x78: - id = 53010; - break; - case 0x77: - id = 53012; - break; - case 0x76: - id = 53015; - break; - case 0x74: - id = 53011; - break; - case 0x73: - id = 53013; - break; -#endif -#ifdef CONFIG_MCF532x - case 0x54: - id = 5329; - break; - case 0x59: - id = 5328; - break; - case 0x61: - id = 5327; - break; - case 0x65: - id = 5373; - break; - case 0x68: - id = 53721; - break; - case 0x69: - id = 5372; - break; - case 0x6B: - id = 5372; - break; -#endif - } - - if (id) { - char buf1[32], buf2[32]; - - printf("Freescale MCF%d (Mask:%01x Version:%x)\n", id, msk, - ver); - printf(" CPU CLK %s MHz BUS CLK %s MHz\n", - strmhz(buf1, gd->cpu_clk), - strmhz(buf2, gd->bus_clk)); - } - - return 0; -}; - -#if defined(CONFIG_WATCHDOG) -/* Called by macro WATCHDOG_RESET */ -void watchdog_reset(void) -{ - volatile wdog_t *wdp = (wdog_t *) (MMAP_WDOG); - - wdp->sr = 0x5555; /* Count register */ - wdp->sr = 0xAAAA; /* Count register */ -} - -int watchdog_disable(void) -{ - volatile wdog_t *wdp = (wdog_t *) (MMAP_WDOG); - - /* UserManual, once the wdog is disabled, wdog cannot be re-enabled */ - wdp->cr |= WTM_WCR_HALTED; /* halted watchdog timer */ - - puts("WATCHDOG:disabled\n"); - return (0); -} - -int watchdog_init(void) -{ - volatile wdog_t *wdp = (wdog_t *) (MMAP_WDOG); - u32 wdog_module = 0; - - /* set timeout and enable watchdog */ - wdog_module = ((CONFIG_SYS_CLK / 1000) * CONFIG_WATCHDOG_TIMEOUT); -#ifdef CONFIG_M5329 - wdp->mr = (wdog_module / 8192); -#else - wdp->mr = (wdog_module / 4096); -#endif - - wdp->cr = WTM_WCR_EN; - puts("WATCHDOG:enabled\n"); - - return (0); -} -#endif /* CONFIG_WATCHDOG */ - -#if defined(CONFIG_MCFFEC) -/* Default initializations for MCFFEC controllers. To override, - * create a board-specific function called: - * int board_eth_init(bd_t *bis) - */ - -int cpu_eth_init(bd_t *bis) -{ - return mcffec_initialize(bis); -} -#endif diff --git a/cpu/mcf532x/cpu_init.c b/cpu/mcf532x/cpu_init.c deleted file mode 100644 index 6f551b6..0000000 --- a/cpu/mcf532x/cpu_init.c +++ /dev/null @@ -1,350 +0,0 @@ -/* - * - * (C) Copyright 2000-2003 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 2004-2008 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include -#include - -#if defined(CONFIG_CMD_NET) -#include -#include -#include -#endif - -#ifdef CONFIG_MCF5301x -void cpu_init_f(void) -{ - volatile scm1_t *scm1 = (scm1_t *) MMAP_SCM1; - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - volatile fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS; - - /* watchdog is enabled by default - disable the watchdog */ -#ifndef CONFIG_WATCHDOG - /*wdog->cr = 0; */ -#endif - - scm1->mpr = 0x77777777; - scm1->pacra = 0; - scm1->pacrb = 0; - scm1->pacrc = 0; - scm1->pacrd = 0; - scm1->pacre = 0; - scm1->pacrf = 0; - scm1->pacrg = 0; - -#if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) \ - && defined(CONFIG_SYS_CS0_CTRL)) - gpio->par_cs |= GPIO_PAR_CS0_CS0; - fbcs->csar0 = CONFIG_SYS_CS0_BASE; - fbcs->cscr0 = CONFIG_SYS_CS0_CTRL; - fbcs->csmr0 = CONFIG_SYS_CS0_MASK; -#endif - -#if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) \ - && defined(CONFIG_SYS_CS1_CTRL)) - gpio->par_cs |= GPIO_PAR_CS1_CS1; - fbcs->csar1 = CONFIG_SYS_CS1_BASE; - fbcs->cscr1 = CONFIG_SYS_CS1_CTRL; - fbcs->csmr1 = CONFIG_SYS_CS1_MASK; -#endif - -#if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) \ - && defined(CONFIG_SYS_CS2_CTRL)) - fbcs->csar2 = CONFIG_SYS_CS2_BASE; - fbcs->cscr2 = CONFIG_SYS_CS2_CTRL; - fbcs->csmr2 = CONFIG_SYS_CS2_MASK; -#endif - -#if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) \ - && defined(CONFIG_SYS_CS3_CTRL)) - fbcs->csar3 = CONFIG_SYS_CS3_BASE; - fbcs->cscr3 = CONFIG_SYS_CS3_CTRL; - fbcs->csmr3 = CONFIG_SYS_CS3_MASK; -#endif - -#if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) \ - && defined(CONFIG_SYS_CS4_CTRL)) - gpio->par_cs |= GPIO_PAR_CS4; - fbcs->csar4 = CONFIG_SYS_CS4_BASE; - fbcs->cscr4 = CONFIG_SYS_CS4_CTRL; - fbcs->csmr4 = CONFIG_SYS_CS4_MASK; -#endif - -#if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) \ - && defined(CONFIG_SYS_CS5_CTRL)) - gpio->par_cs |= GPIO_PAR_CS5; - fbcs->csar5 = CONFIG_SYS_CS5_BASE; - fbcs->cscr5 = CONFIG_SYS_CS5_CTRL; - fbcs->csmr5 = CONFIG_SYS_CS5_MASK; -#endif - -#ifdef CONFIG_FSL_I2C - gpio->par_feci2c = GPIO_PAR_FECI2C_SDA_SDA | GPIO_PAR_FECI2C_SCL_SCL; -#endif - - icache_enable(); -} - -/* initialize higher level parts of CPU like timers */ -int cpu_init_r(void) -{ -#ifdef CONFIG_MCFFEC - volatile ccm_t *ccm = (ccm_t *) MMAP_CCM; -#endif -#ifdef CONFIG_MCFRTC - volatile rtc_t *rtc = (rtc_t *) (CONFIG_SYS_MCFRTC_BASE); - volatile rtcex_t *rtcex = (rtcex_t *) & rtc->extended; - - rtcex->gocu = CONFIG_SYS_RTC_CNT; - rtcex->gocl = CONFIG_SYS_RTC_SETUP; - -#endif -#ifdef CONFIG_MCFFEC - if (CONFIG_SYS_FEC0_MIIBASE != CONFIG_SYS_FEC1_MIIBASE) - ccm->misccr |= CCM_MISCCR_FECM; - else - ccm->misccr &= ~CCM_MISCCR_FECM; -#endif - - return (0); -} - -void uart_port_conf(int port) -{ - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - - /* Setup Ports: */ - switch (port) { - case 0: - gpio->par_uart &= ~(GPIO_PAR_UART_U0TXD | GPIO_PAR_UART_U0RXD); - gpio->par_uart |= (GPIO_PAR_UART_U0TXD | GPIO_PAR_UART_U0RXD); - break; - case 1: -#ifdef CONFIG_SYS_UART1_ALT1_GPIO - gpio->par_simp1h &= - ~(GPIO_PAR_SIMP1H_DATA1_UNMASK | - GPIO_PAR_SIMP1H_VEN1_UNMASK); - gpio->par_simp1h |= - (GPIO_PAR_SIMP1H_DATA1_U1TXD | GPIO_PAR_SIMP1H_VEN1_U1RXD); -#elif defined(CONFIG_SYS_UART1_ALT2_GPIO) - gpio->par_ssih &= - ~(GPIO_PAR_SSIH_RXD_UNMASK | GPIO_PAR_SSIH_TXD_UNMASK); - gpio->par_ssih |= - (GPIO_PAR_SSIH_RXD_U1RXD | GPIO_PAR_SSIH_TXD_U1TXD); -#endif - break; - case 2: -#ifdef CONFIG_SYS_UART2_PRI_GPIO - gpio->par_uart |= (GPIO_PAR_UART_U2TXD | GPIO_PAR_UART_U2RXD); -#elif defined(CONFIG_SYS_UART2_ALT1_GPIO) - gpio->par_dspih &= - ~(GPIO_PAR_DSPIH_SIN_UNMASK | GPIO_PAR_DSPIH_SOUT_UNMASK); - gpio->par_dspih |= - (GPIO_PAR_DSPIH_SIN_U2RXD | GPIO_PAR_DSPIH_SOUT_U2TXD); -#elif defined(CONFIG_SYS_UART2_ALT2_GPIO) - gpio->par_feci2c &= - ~(GPIO_PAR_FECI2C_SDA_UNMASK | GPIO_PAR_FECI2C_SCL_UNMASK); - gpio->par_feci2c |= - (GPIO_PAR_FECI2C_SDA_U2TXD | GPIO_PAR_FECI2C_SCL_U2RXD); -#endif - break; - } -} - -#if defined(CONFIG_CMD_NET) -int fecpin_setclear(struct eth_device *dev, int setclear) -{ - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - struct fec_info_s *info = (struct fec_info_s *)dev->priv; - - if (setclear) { - if (info->iobase == CONFIG_SYS_FEC0_IOBASE) { - gpio->par_fec |= - GPIO_PAR_FEC0_7W_FEC | GPIO_PAR_FEC0_RMII_FEC; - gpio->par_feci2c |= - GPIO_PAR_FECI2C_MDC0 | GPIO_PAR_FECI2C_MDIO0; - } else { - gpio->par_fec |= - GPIO_PAR_FEC1_7W_FEC | GPIO_PAR_FEC1_RMII_FEC; - gpio->par_feci2c |= - GPIO_PAR_FECI2C_MDC1 | GPIO_PAR_FECI2C_MDIO1; - } - } else { - if (info->iobase == CONFIG_SYS_FEC0_IOBASE) { - gpio->par_fec &= - ~(GPIO_PAR_FEC0_7W_FEC | GPIO_PAR_FEC0_RMII_FEC); - gpio->par_feci2c &= GPIO_PAR_FECI2C_RMII0_UNMASK; - } else { - gpio->par_fec &= - ~(GPIO_PAR_FEC1_7W_FEC | GPIO_PAR_FEC1_RMII_FEC); - gpio->par_feci2c &= GPIO_PAR_FECI2C_RMII1_UNMASK; - } - } - return 0; -} -#endif /* CONFIG_CMD_NET */ -#endif /* CONFIG_MCF5301x */ - -#ifdef CONFIG_MCF532x -void cpu_init_f(void) -{ - volatile scm1_t *scm1 = (scm1_t *) MMAP_SCM1; - volatile scm2_t *scm2 = (scm2_t *) MMAP_SCM2; - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - volatile fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS; - volatile wdog_t *wdog = (wdog_t *) MMAP_WDOG; - - /* watchdog is enabled by default - disable the watchdog */ -#ifndef CONFIG_WATCHDOG - wdog->cr = 0; -#endif - - scm1->mpr0 = 0x77777777; - scm2->pacra = 0; - scm2->pacrb = 0; - scm2->pacrc = 0; - scm2->pacrd = 0; - scm2->pacre = 0; - scm2->pacrf = 0; - scm2->pacrg = 0; - scm1->pacrh = 0; - - /* Port configuration */ - gpio->par_cs = 0; - -#if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) \ - && defined(CONFIG_SYS_CS0_CTRL)) - fbcs->csar0 = CONFIG_SYS_CS0_BASE; - fbcs->cscr0 = CONFIG_SYS_CS0_CTRL; - fbcs->csmr0 = CONFIG_SYS_CS0_MASK; -#endif - -#if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) \ - && defined(CONFIG_SYS_CS1_CTRL)) - /* Latch chipselect */ - gpio->par_cs |= GPIO_PAR_CS1; - fbcs->csar1 = CONFIG_SYS_CS1_BASE; - fbcs->cscr1 = CONFIG_SYS_CS1_CTRL; - fbcs->csmr1 = CONFIG_SYS_CS1_MASK; -#endif - -#if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) \ - && defined(CONFIG_SYS_CS2_CTRL)) - gpio->par_cs |= GPIO_PAR_CS2; - fbcs->csar2 = CONFIG_SYS_CS2_BASE; - fbcs->cscr2 = CONFIG_SYS_CS2_CTRL; - fbcs->csmr2 = CONFIG_SYS_CS2_MASK; -#endif - -#if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) \ - && defined(CONFIG_SYS_CS3_CTRL)) - gpio->par_cs |= GPIO_PAR_CS3; - fbcs->csar3 = CONFIG_SYS_CS3_BASE; - fbcs->cscr3 = CONFIG_SYS_CS3_CTRL; - fbcs->csmr3 = CONFIG_SYS_CS3_MASK; -#endif - -#if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) \ - && defined(CONFIG_SYS_CS4_CTRL)) - gpio->par_cs |= GPIO_PAR_CS4; - fbcs->csar4 = CONFIG_SYS_CS4_BASE; - fbcs->cscr4 = CONFIG_SYS_CS4_CTRL; - fbcs->csmr4 = CONFIG_SYS_CS4_MASK; -#endif - -#if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) \ - && defined(CONFIG_SYS_CS5_CTRL)) - gpio->par_cs |= GPIO_PAR_CS5; - fbcs->csar5 = CONFIG_SYS_CS5_BASE; - fbcs->cscr5 = CONFIG_SYS_CS5_CTRL; - fbcs->csmr5 = CONFIG_SYS_CS5_MASK; -#endif - -#ifdef CONFIG_FSL_I2C - gpio->par_feci2c = GPIO_PAR_FECI2C_SCL_SCL | GPIO_PAR_FECI2C_SDA_SDA; -#endif - - icache_enable(); -} - -/* - * initialize higher level parts of CPU like timers - */ -int cpu_init_r(void) -{ - return (0); -} - -void uart_port_conf(int port) -{ - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - - /* Setup Ports: */ - switch (port) { - case 0: - gpio->par_uart &= ~(GPIO_PAR_UART_TXD0 | GPIO_PAR_UART_RXD0); - gpio->par_uart |= (GPIO_PAR_UART_TXD0 | GPIO_PAR_UART_RXD0); - break; - case 1: - gpio->par_uart &= - ~(GPIO_PAR_UART_TXD1(3) | GPIO_PAR_UART_RXD1(3)); - gpio->par_uart |= - (GPIO_PAR_UART_TXD1(3) | GPIO_PAR_UART_RXD1(3)); - break; - case 2: -#ifdef CONFIG_SYS_UART2_ALT1_GPIO - gpio->par_timer &= 0x0F; - gpio->par_timer |= (GPIO_PAR_TIN3_URXD2 | GPIO_PAR_TIN2_UTXD2); -#elif defined(CONFIG_SYS_UART2_ALT2_GPIO) - gpio->par_feci2c &= 0xFF00; - gpio->par_feci2c |= (GPIO_PAR_FECI2C_SCL_UTXD2 | GPIO_PAR_FECI2C_SDA_URXD2); -#elif defined(CONFIG_SYS_UART2_ALT3_GPIO) - gpio->par_ssi &= 0xF0FF; - gpio->par_ssi |= (GPIO_PAR_SSI_RXD(2) | GPIO_PAR_SSI_TXD(2)); -#endif - break; - } -} - -#if defined(CONFIG_CMD_NET) -int fecpin_setclear(struct eth_device *dev, int setclear) -{ - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - - if (setclear) { - gpio->par_fec |= GPIO_PAR_FEC_7W_FEC | GPIO_PAR_FEC_MII_FEC; - gpio->par_feci2c |= - GPIO_PAR_FECI2C_MDC_EMDC | GPIO_PAR_FECI2C_MDIO_EMDIO; - } else { - gpio->par_fec &= ~(GPIO_PAR_FEC_7W_FEC | GPIO_PAR_FEC_MII_FEC); - gpio->par_feci2c &= - ~(GPIO_PAR_FECI2C_MDC_EMDC | GPIO_PAR_FECI2C_MDIO_EMDIO); - } - return 0; -} -#endif -#endif /* CONFIG_MCF532x */ diff --git a/cpu/mcf532x/interrupts.c b/cpu/mcf532x/interrupts.c deleted file mode 100644 index d6c8205..0000000 --- a/cpu/mcf532x/interrupts.c +++ /dev/null @@ -1,49 +0,0 @@ -/* - * - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -/* CPU specific interrupt routine */ -#include -#include - -int interrupt_init(void) -{ - volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); - - /* Make sure all interrupts are disabled */ - intp->imrh0 |= 0xFFFFFFFF; - intp->imrl0 |= 0xFFFFFFFF; - - enable_interrupts(); - return 0; -} - -#if defined(CONFIG_MCFTMR) -void dtimer_intr_setup(void) -{ - volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); - - intp->icr0[CONFIG_SYS_TMRINTR_NO] = CONFIG_SYS_TMRINTR_PRI; - intp->imrh0 &= ~CONFIG_SYS_TMRINTR_MASK; -} -#endif diff --git a/cpu/mcf532x/speed.c b/cpu/mcf532x/speed.c deleted file mode 100644 index 5a29e25..0000000 --- a/cpu/mcf532x/speed.c +++ /dev/null @@ -1,275 +0,0 @@ -/* - * - * (C) Copyright 2000-2003 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * Copyright (C) 2004-2008 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include - -#include - -DECLARE_GLOBAL_DATA_PTR; - -/* PLL min/max specifications */ -#define MAX_FVCO 500000 /* KHz */ -#define MAX_FSYS 80000 /* KHz */ -#define MIN_FSYS 58333 /* KHz */ - -#ifdef CONFIG_MCF5301x -#define FREF 20000 /* KHz */ -#define MAX_MFD 63 /* Multiplier */ -#define MIN_MFD 0 /* Multiplier */ -#define USBDIV 8 - -/* Low Power Divider specifications */ -#define MIN_LPD (0) /* Divider (not encoded) */ -#define MAX_LPD (15) /* Divider (not encoded) */ -#define DEFAULT_LPD (0) /* Divider (not encoded) */ -#endif - -#ifdef CONFIG_MCF532x -#define FREF 16000 /* KHz */ -#define MAX_MFD 135 /* Multiplier */ -#define MIN_MFD 88 /* Multiplier */ - -/* Low Power Divider specifications */ -#define MIN_LPD (1 << 0) /* Divider (not encoded) */ -#define MAX_LPD (1 << 15) /* Divider (not encoded) */ -#define DEFAULT_LPD (1 << 1) /* Divider (not encoded) */ -#endif - -#define BUSDIV 6 /* Divider */ - -/* Get the value of the current system clock */ -int get_sys_clock(void) -{ - volatile ccm_t *ccm = (volatile ccm_t *)(MMAP_CCM); - volatile pll_t *pll = (volatile pll_t *)(MMAP_PLL); - int divider; - - /* Test to see if device is in LIMP mode */ - if (ccm->misccr & CCM_MISCCR_LIMP) { - divider = ccm->cdr & CCM_CDR_LPDIV(0xF); -#ifdef CONFIG_MCF5301x - return (FREF / (3 * (1 << divider))); -#endif -#ifdef CONFIG_MCF532x - return (FREF / (2 << divider)); -#endif - } else { -#ifdef CONFIG_MCF5301x - u32 pfdr = (pll->pcr & 0x3F) + 1; - u32 refdiv = (1 << ((pll->pcr & PLL_PCR_REFDIV(7)) >> 8)); - u32 busdiv = ((pll->pdr & 0x00F0) >> 4) + 1; - - return (((FREF * pfdr) / refdiv) / busdiv); -#endif -#ifdef CONFIG_MCF532x - return ((FREF * pll->pfdr) / (BUSDIV * 4)); -#endif - } -} - -/* - * Initialize the Low Power Divider circuit - * - * Parameters: - * div Desired system frequency divider - * - * Return Value: - * The resulting output system frequency - */ -int clock_limp(int div) -{ - volatile ccm_t *ccm = (volatile ccm_t *)(MMAP_CCM); - u32 temp; - - /* Check bounds of divider */ - if (div < MIN_LPD) - div = MIN_LPD; - if (div > MAX_LPD) - div = MAX_LPD; - - /* Save of the current value of the SSIDIV so we don't overwrite the value */ - temp = (ccm->cdr & CCM_CDR_SSIDIV(0xFF)); - - /* Apply the divider to the system clock */ - ccm->cdr = (CCM_CDR_LPDIV(div) | CCM_CDR_SSIDIV(temp)); - - ccm->misccr |= CCM_MISCCR_LIMP; - - return (FREF / (3 * (1 << div))); -} - -/* Exit low power LIMP mode */ -int clock_exit_limp(void) -{ - volatile ccm_t *ccm = (volatile ccm_t *)(MMAP_CCM); - int fout; - - /* Exit LIMP mode */ - ccm->misccr &= (~CCM_MISCCR_LIMP); - - /* Wait for PLL to lock */ - while (!(ccm->misccr & CCM_MISCCR_PLL_LOCK)) ; - - fout = get_sys_clock(); - - return fout; -} - -/* Initialize the PLL - * - * Parameters: - * fref PLL reference clock frequency in KHz - * fsys Desired PLL output frequency in KHz - * flags Operating parameters - * - * Return Value: - * The resulting output system frequency - */ -int clock_pll(int fsys, int flags) -{ -#ifdef CONFIG_MCF532x - volatile u32 *sdram_workaround = (volatile u32 *)(MMAP_SDRAM + 0x80); -#endif - volatile sdram_t *sdram = (volatile sdram_t *)(MMAP_SDRAM); - volatile pll_t *pll = (volatile pll_t *)(MMAP_PLL); - int fref, temp, fout, mfd; - u32 i; - - fref = FREF; - - if (fsys == 0) { - /* Return current PLL output */ -#ifdef CONFIG_MCF5301x - u32 busdiv = ((pll->pdr >> 4) & 0x0F) + 1; - mfd = (pll->pcr & 0x3F) + 1; - - return (fref * mfd) / busdiv; -#endif -#ifdef CONFIG_MCF532x - mfd = pll->pfdr; - - return (fref * mfd / (BUSDIV * 4)); -#endif - } - - /* Check bounds of requested system clock */ - if (fsys > MAX_FSYS) - fsys = MAX_FSYS; - - if (fsys < MIN_FSYS) - fsys = MIN_FSYS; - - /* - * Multiplying by 100 when calculating the temp value, - * and then dividing by 100 to calculate the mfd allows - * for exact values without needing to include floating - * point libraries. - */ - temp = (100 * fsys) / fref; -#ifdef CONFIG_MCF5301x - mfd = (BUSDIV * temp) / 100; - - /* Determine the output frequency for selected values */ - fout = ((fref * mfd) / BUSDIV); -#endif -#ifdef CONFIG_MCF532x - mfd = (4 * BUSDIV * temp) / 100; - - /* Determine the output frequency for selected values */ - fout = ((fref * mfd) / (BUSDIV * 4)); -#endif - -/* must not tamper with SDRAMC if running from SDRAM */ -#if !defined(CONFIG_MONITOR_IS_IN_RAM) - /* - * Check to see if the SDRAM has already been initialized. - * If it has then the SDRAM needs to be put into self refresh - * mode before reprogramming the PLL. - */ - if (sdram->ctrl & SDRAMC_SDCR_REF) - sdram->ctrl &= ~SDRAMC_SDCR_CKE; - - /* - * Initialize the PLL to generate the new system clock frequency. - * The device must be put into LIMP mode to reprogram the PLL. - */ - - /* Enter LIMP mode */ - clock_limp(DEFAULT_LPD); - -#ifdef CONFIG_MCF5301x - pll->pdr = - PLL_PDR_OUTDIV1((BUSDIV / 3) - 1) | - PLL_PDR_OUTDIV2(BUSDIV - 1) | - PLL_PDR_OUTDIV3((BUSDIV / 2) - 1) | - PLL_PDR_OUTDIV4(USBDIV - 1); - - pll->pcr &= PLL_PCR_FBDIV_UNMASK; - pll->pcr |= PLL_PCR_FBDIV(mfd - 1); -#endif -#ifdef CONFIG_MCF532x - /* Reprogram PLL for desired fsys */ - pll->podr = (PLL_PODR_CPUDIV(BUSDIV / 3) | PLL_PODR_BUSDIV(BUSDIV)); - - pll->pfdr = mfd; -#endif - - /* Exit LIMP mode */ - clock_exit_limp(); - - /* Return the SDRAM to normal operation if it is in use. */ - if (sdram->ctrl & SDRAMC_SDCR_REF) - sdram->ctrl |= SDRAMC_SDCR_CKE; - -#ifdef CONFIG_MCF532x - /* - * software workaround for SDRAM opeartion after exiting LIMP - * mode errata - */ - *sdram_workaround = CONFIG_SYS_SDRAM_BASE; -#endif - - /* wait for DQS logic to relock */ - for (i = 0; i < 0x200; i++) ; -#endif /* !defined(CONFIG_MONITOR_IS_IN_RAM) */ - - return fout; -} - -/* get_clocks() fills in gd->cpu_clock and gd->bus_clk */ -int get_clocks(void) -{ - gd->bus_clk = clock_pll(CONFIG_SYS_CLK / 1000, 0) * 1000; - gd->cpu_clk = (gd->bus_clk * 3); - -#ifdef CONFIG_FSL_I2C - gd->i2c1_clk = gd->bus_clk; -#endif - - return (0); -} diff --git a/cpu/mcf532x/start.S b/cpu/mcf532x/start.S deleted file mode 100644 index a80b0a9..0000000 --- a/cpu/mcf532x/start.S +++ /dev/null @@ -1,288 +0,0 @@ -/* - * Copyright (C) 2003 Josef Baumgartner - * Based on code from Bernhard Kuhn - * - * (C) Copyright 2004-2008 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include -#include "version.h" -#include - -#ifndef CONFIG_IDENT_STRING -#define CONFIG_IDENT_STRING "" -#endif - -#define _START _start -#define _FAULT _fault - -#define SAVE_ALL \ - move.w #0x2700,%sr; /* disable intrs */ \ - subl #60,%sp; /* space for 15 regs */ \ - moveml %d0-%d7/%a0-%a6,%sp@; - -#define RESTORE_ALL \ - moveml %sp@,%d0-%d7/%a0-%a6; \ - addl #60,%sp; /* space for 15 regs */ \ - rte; - -#if !defined(CONFIG_MONITOR_IS_IN_RAM) -.text -/* - * Vector table. This is used for initial platform startup. - * These vectors are to catch any un-intended traps. - */ -_vectors: - -INITSP: .long 0x00000000 /* Initial SP */ -INITPC: .long _START /* Initial PC */ -vector02: .long _FAULT /* Access Error */ -vector03: .long _FAULT /* Address Error */ -vector04: .long _FAULT /* Illegal Instruction */ -vector05: .long _FAULT /* Reserved */ -vector06: .long _FAULT /* Reserved */ -vector07: .long _FAULT /* Reserved */ -vector08: .long _FAULT /* Privilege Violation */ -vector09: .long _FAULT /* Trace */ -vector0A: .long _FAULT /* Unimplemented A-Line */ -vector0B: .long _FAULT /* Unimplemented F-Line */ -vector0C: .long _FAULT /* Debug Interrupt */ -vector0D: .long _FAULT /* Reserved */ -vector0E: .long _FAULT /* Format Error */ -vector0F: .long _FAULT /* Unitialized Int. */ - -/* Reserved */ -vector10_17: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -vector18: .long _FAULT /* Spurious Interrupt */ -vector19: .long _FAULT /* Autovector Level 1 */ -vector1A: .long _FAULT /* Autovector Level 2 */ -vector1B: .long _FAULT /* Autovector Level 3 */ -vector1C: .long _FAULT /* Autovector Level 4 */ -vector1D: .long _FAULT /* Autovector Level 5 */ -vector1E: .long _FAULT /* Autovector Level 6 */ -vector1F: .long _FAULT /* Autovector Level 7 */ - -/* TRAP #0 - #15 */ -vector20_2F: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -/* Reserved */ -vector30_3F: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -vector64_127: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -vector128_191: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -vector192_255: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -#endif /* !defined(CONFIG_MONITOR_IS_IN_RAM) */ - - .text - - .globl _start -_start: - nop - nop - move.w #0x2700,%sr /* Mask off Interrupt */ - -#if !defined(CONFIG_MONITOR_IS_IN_RAM) - /* Set vector base register at the beginning of the Flash */ - move.l #CONFIG_SYS_FLASH_BASE, %d0 - movec %d0, %VBR -#endif - - move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_CTRL), %d0 - movec %d0, %RAMBAR1 - - /* invalidate and disable cache */ - move.l #CF_CACR_CINVA, %d0 /* Invalidate cache cmd */ - movec %d0, %CACR /* Invalidate cache */ - move.l #0, %d0 - movec %d0, %ACR0 - movec %d0, %ACR1 - -#ifdef CONFIG_MCF5301x - move.l #(0xFC0a0010), %a0 - move.w (%a0), %d0 - and.l %d0, 0xEFFF - - move.w %d0, (%a0) -#endif - - /* initialize general use internal ram */ - move.l #0, %d0 - move.l #(ICACHE_STATUS), %a1 /* icache */ - move.l #(DCACHE_STATUS), %a2 /* icache */ - move.l %d0, (%a1) - move.l %d0, (%a2) - - /* set stackpointer to end of internal ram to get some stackspace for the - first c-code */ - move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp - clr.l %sp@- - - move.l #__got_start, %a5 /* put relocation table address to a5 */ - - bsr cpu_init_f /* run low-level CPU init code (from flash) */ - bsr board_init_f /* run low-level board init code (from flash) */ - - /* board_init_f() does not return */ - -/*------------------------------------------------------------------------------*/ - -/* - * void relocate_code (addr_sp, gd, addr_moni) - * - * This "function" does not return, instead it continues in RAM - * after relocating the monitor code. - * - * r3 = dest - * r4 = src - * r5 = length in bytes - * r6 = cachelinesize - */ - .globl relocate_code -relocate_code: - link.w %a6,#0 - move.l 8(%a6), %sp /* set new stack pointer */ - - move.l 12(%a6), %d0 /* Save copy of Global Data pointer */ - move.l 16(%a6), %a0 /* Save copy of Destination Address */ - - move.l #CONFIG_SYS_MONITOR_BASE, %a1 - move.l #__init_end, %a2 - move.l %a0, %a3 - - /* copy the code to RAM */ -1: - move.l (%a1)+, (%a3)+ - cmp.l %a1,%a2 - bgt.s 1b - -/* - * We are done. Do not return, instead branch to second part of board - * initialization, now running from RAM. - */ - move.l %a0, %a1 - add.l #(in_ram - CONFIG_SYS_MONITOR_BASE), %a1 - jmp (%a1) - -in_ram: - -clear_bss: - /* - * Now clear BSS segment - */ - move.l %a0, %a1 - add.l #(_sbss - CONFIG_SYS_MONITOR_BASE),%a1 - move.l %a0, %d1 - add.l #(_ebss - CONFIG_SYS_MONITOR_BASE),%d1 -6: - clr.l (%a1)+ - cmp.l %a1,%d1 - bgt.s 6b - - /* - * fix got table in RAM - */ - move.l %a0, %a1 - add.l #(__got_start - CONFIG_SYS_MONITOR_BASE),%a1 - move.l %a1,%a5 /* * fix got pointer register a5 */ - - move.l %a0, %a2 - add.l #(__got_end - CONFIG_SYS_MONITOR_BASE),%a2 - -7: - move.l (%a1),%d1 - sub.l #_start,%d1 - add.l %a0,%d1 - move.l %d1,(%a1)+ - cmp.l %a2, %a1 - bne 7b - - /* calculate relative jump to board_init_r in ram */ - move.l %a0, %a1 - add.l #(board_init_r - CONFIG_SYS_MONITOR_BASE), %a1 - - /* set parameters for board_init_r */ - move.l %a0,-(%sp) /* dest_addr */ - move.l %d0,-(%sp) /* gd */ - jsr (%a1) - -/*------------------------------------------------------------------------------*/ -/* exception code */ - .globl _fault -_fault: - jmp _fault - .globl _exc_handler - -_exc_handler: - SAVE_ALL - movel %sp,%sp@- - bsr exc_handler - addql #4,%sp - RESTORE_ALL - - .globl _int_handler -_int_handler: - SAVE_ALL - movel %sp,%sp@- - bsr int_handler - addql #4,%sp - RESTORE_ALL - -/*------------------------------------------------------------------------------*/ - .globl version_string -version_string: - .ascii U_BOOT_VERSION - .ascii " (", U_BOOT_DATE, " - ", U_BOOT_TIME, ")" - .ascii CONFIG_IDENT_STRING, "\0" - .align 4 diff --git a/cpu/mcf5445x/Makefile b/cpu/mcf5445x/Makefile deleted file mode 100644 index 26ec298..0000000 --- a/cpu/mcf5445x/Makefile +++ /dev/null @@ -1,48 +0,0 @@ -# -# (C) Copyright 2000-2004 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -include $(TOPDIR)/config.mk - -# CFLAGS += -DET_DEBUG - -LIB = lib$(CPU).a - -START = start.o -COBJS = cpu.o speed.o cpu_init.o interrupts.o pci.o - -SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) -START := $(addprefix $(obj),$(START)) - -all: $(obj).depend $(START) $(LIB) - -$(LIB): $(OBJS) - $(AR) $(ARFLAGS) $@ $(OBJS) - -######################################################################### - -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/cpu/mcf5445x/config.mk b/cpu/mcf5445x/config.mk deleted file mode 100644 index b0b49f7..0000000 --- a/cpu/mcf5445x/config.mk +++ /dev/null @@ -1,37 +0,0 @@ -# -# (C) Copyright 2003 Josef Baumgartner -# -# (C) Copyright 2000-2004 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -PLATFORM_RELFLAGS += -ffixed-d7 -msep-data -ifneq ($(findstring 4.1,$(shell $(CC) --version)),4.1) -PLATFORM_CPPFLAGS += -mcpu=54455 -fPIC -else -PLATFORM_CPPFLAGS += -m5407 -fPIC -endif - -ifneq (,$(findstring -linux-,$(shell $(CC) --version))) -ifneq (,$(findstring GOT,$(shell $(LD) --help))) -PLATFORM_LDFLAGS += --got=single -endif -endif diff --git a/cpu/mcf5445x/cpu.c b/cpu/mcf5445x/cpu.c deleted file mode 100644 index 6238bc0..0000000 --- a/cpu/mcf5445x/cpu.c +++ /dev/null @@ -1,112 +0,0 @@ -/* - * - * (C) Copyright 2000-2003 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include -#include -#include - -#include - -DECLARE_GLOBAL_DATA_PTR; - -int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) -{ - volatile rcm_t *rcm = (rcm_t *) (MMAP_RCM); - udelay(1000); - rcm->rcr |= RCM_RCR_SOFTRST; - - /* we don't return! */ - return 0; -}; - -int checkcpu(void) -{ - volatile ccm_t *ccm = (ccm_t *) MMAP_CCM; - u16 msk; - u16 id = 0; - u8 ver; - - puts("CPU: "); - msk = (ccm->cir >> 6); - ver = (ccm->cir & 0x003f); - switch (msk) { - case 0x48: - id = 54455; - break; - case 0x49: - id = 54454; - break; - case 0x4a: - id = 54453; - break; - case 0x4b: - id = 54452; - break; - case 0x4d: - id = 54451; - break; - case 0x4f: - id = 54450; - break; - } - - if (id) { - char buf1[32], buf2[32], buf3[32]; - - printf("Freescale MCF%d (Mask:%01x Version:%x)\n", id, msk, - ver); - printf(" CPU CLK %s MHz BUS CLK %s MHz FLB CLK %s MHz\n", - strmhz(buf1, gd->cpu_clk), - strmhz(buf2, gd->bus_clk), - strmhz(buf3, gd->flb_clk)); -#ifdef CONFIG_PCI - printf(" PCI CLK %s MHz INP CLK %s MHz VCO CLK %s MHz\n", - strmhz(buf1, gd->pci_clk), - strmhz(buf2, gd->inp_clk), - strmhz(buf3, gd->vco_clk)); -#else - printf(" INP CLK %s MHz VCO CLK %s MHz\n", - strmhz(buf1, gd->inp_clk), - strmhz(buf2, gd->vco_clk)); -#endif - } - - return 0; -} - -#if defined(CONFIG_MCFFEC) -/* Default initializations for MCFFEC controllers. To override, - * create a board-specific function called: - * int board_eth_init(bd_t *bis) - */ - -int cpu_eth_init(bd_t *bis) -{ - return mcffec_initialize(bis); -} -#endif diff --git a/cpu/mcf5445x/cpu_init.c b/cpu/mcf5445x/cpu_init.c deleted file mode 100644 index 8d51d35..0000000 --- a/cpu/mcf5445x/cpu_init.c +++ /dev/null @@ -1,272 +0,0 @@ -/* - * - * (C) Copyright 2000-2003 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 2004-2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include -#include -#include -#include - -#if defined(CONFIG_CMD_NET) -#include -#include -#include -#endif - -/* - * Breath some life into the CPU... - * - * Set up the memory map, - * initialize a bunch of registers, - * initialize the UPM's - */ -void cpu_init_f(void) -{ - volatile scm1_t *scm1 = (scm1_t *) MMAP_SCM1; - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - volatile fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS; - - scm1->mpr = 0x77777777; - scm1->pacra = 0; - scm1->pacrb = 0; - scm1->pacrc = 0; - scm1->pacrd = 0; - scm1->pacre = 0; - scm1->pacrf = 0; - scm1->pacrg = 0; - - /* FlexBus */ - gpio->par_be = - GPIO_PAR_BE_BE3_BE3 | GPIO_PAR_BE_BE2_BE2 | GPIO_PAR_BE_BE1_BE1 | - GPIO_PAR_BE_BE0_BE0; - gpio->par_fbctl = - GPIO_PAR_FBCTL_OE | GPIO_PAR_FBCTL_TA_TA | GPIO_PAR_FBCTL_RW_RW | - GPIO_PAR_FBCTL_TS_TS; - -#if !defined(CONFIG_CF_SBF) -#if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) && defined(CONFIG_SYS_CS0_CTRL)) - fbcs->csar0 = CONFIG_SYS_CS0_BASE; - fbcs->cscr0 = CONFIG_SYS_CS0_CTRL; - fbcs->csmr0 = CONFIG_SYS_CS0_MASK; -#endif -#endif - -#if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) && defined(CONFIG_SYS_CS1_CTRL)) - /* Latch chipselect */ - fbcs->csar1 = CONFIG_SYS_CS1_BASE; - fbcs->cscr1 = CONFIG_SYS_CS1_CTRL; - fbcs->csmr1 = CONFIG_SYS_CS1_MASK; -#endif - -#if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) && defined(CONFIG_SYS_CS2_CTRL)) - fbcs->csar2 = CONFIG_SYS_CS2_BASE; - fbcs->cscr2 = CONFIG_SYS_CS2_CTRL; - fbcs->csmr2 = CONFIG_SYS_CS2_MASK; -#endif - -#if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) && defined(CONFIG_SYS_CS3_CTRL)) - fbcs->csar3 = CONFIG_SYS_CS3_BASE; - fbcs->cscr3 = CONFIG_SYS_CS3_CTRL; - fbcs->csmr3 = CONFIG_SYS_CS3_MASK; -#endif - -#if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) && defined(CONFIG_SYS_CS4_CTRL)) - fbcs->csar4 = CONFIG_SYS_CS4_BASE; - fbcs->cscr4 = CONFIG_SYS_CS4_CTRL; - fbcs->csmr4 = CONFIG_SYS_CS4_MASK; -#endif - -#if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) && defined(CONFIG_SYS_CS5_CTRL)) - fbcs->csar5 = CONFIG_SYS_CS5_BASE; - fbcs->cscr5 = CONFIG_SYS_CS5_CTRL; - fbcs->csmr5 = CONFIG_SYS_CS5_MASK; -#endif - - /* - * now the flash base address is no longer at 0 (Newer ColdFire family - * boot at address 0 instead of 0xFFnn_nnnn). The vector table must - * also move to the new location. - */ - if (CONFIG_SYS_CS0_BASE != 0) - setvbr(CONFIG_SYS_CS0_BASE); - -#ifdef CONFIG_FSL_I2C - gpio->par_feci2c = GPIO_PAR_FECI2C_SCL_SCL | GPIO_PAR_FECI2C_SDA_SDA; -#endif - - icache_enable(); -} - -/* - * initialize higher level parts of CPU like timers - */ -int cpu_init_r(void) -{ -#ifdef CONFIG_MCFRTC - volatile rtc_t *rtc = (volatile rtc_t *)(CONFIG_SYS_MCFRTC_BASE); - volatile rtcex_t *rtcex = (volatile rtcex_t *)&rtc->extended; - - rtcex->gocu = (CONFIG_SYS_RTC_OSCILLATOR >> 16) & 0xFFFF; - rtcex->gocl = CONFIG_SYS_RTC_OSCILLATOR & 0xFFFF; -#endif - - return (0); -} - -void uart_port_conf(int port) -{ - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - - /* Setup Ports: */ - switch (port) { - case 0: - gpio->par_uart &= - ~(GPIO_PAR_UART_U0TXD_U0TXD | GPIO_PAR_UART_U0RXD_U0RXD); - gpio->par_uart |= - (GPIO_PAR_UART_U0TXD_U0TXD | GPIO_PAR_UART_U0RXD_U0RXD); - break; - case 1: -#ifdef CONFIG_SYS_UART1_PRI_GPIO - gpio->par_uart &= - ~(GPIO_PAR_UART_U1TXD_U1TXD | GPIO_PAR_UART_U1RXD_U1RXD); - gpio->par_uart |= - (GPIO_PAR_UART_U1TXD_U1TXD | GPIO_PAR_UART_U1RXD_U1RXD); -#elif defined(CONFIG_SYS_UART1_ALT1_GPIO) - gpio->par_ssi &= - (GPIO_PAR_SSI_SRXD_UNMASK | GPIO_PAR_SSI_STXD_UNMASK); - gpio->par_ssi |= - (GPIO_PAR_SSI_SRXD_U1RXD | GPIO_PAR_SSI_STXD_U1TXD); -#endif - break; - case 2: -#if defined(CONFIG_SYS_UART2_ALT1_GPIO) - gpio->par_timer &= - (GPIO_PAR_TIMER_T3IN_UNMASK | GPIO_PAR_TIMER_T2IN_UNMASK); - gpio->par_timer |= - (GPIO_PAR_TIMER_T3IN_U2RXD | GPIO_PAR_TIMER_T2IN_U2TXD); -#elif defined(CONFIG_SYS_UART2_ALT2_GPIO) - gpio->par_timer &= - (GPIO_PAR_FECI2C_SCL_UNMASK | GPIO_PAR_FECI2C_SDA_UNMASK); - gpio->par_timer |= - (GPIO_PAR_FECI2C_SCL_U2TXD | GPIO_PAR_FECI2C_SDA_U2RXD); -#endif - break; - } -} - -#if defined(CONFIG_CMD_NET) -int fecpin_setclear(struct eth_device *dev, int setclear) -{ - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - struct fec_info_s *info = (struct fec_info_s *)dev->priv; - - if (setclear) { - gpio->par_feci2c |= - (GPIO_PAR_FECI2C_MDC0_MDC0 | GPIO_PAR_FECI2C_MDIO0_MDIO0); - - if (info->iobase == CONFIG_SYS_FEC0_IOBASE) - gpio->par_fec |= GPIO_PAR_FEC_FEC0_RMII_GPIO; - else - gpio->par_fec |= GPIO_PAR_FEC_FEC1_RMII_ATA; - } else { - gpio->par_feci2c &= - ~(GPIO_PAR_FECI2C_MDC0_MDC0 | GPIO_PAR_FECI2C_MDIO0_MDIO0); - - if (info->iobase == CONFIG_SYS_FEC0_IOBASE) - gpio->par_fec &= GPIO_PAR_FEC_FEC0_UNMASK; - else - gpio->par_fec &= GPIO_PAR_FEC_FEC1_UNMASK; - } - return 0; -} -#endif - -#ifdef CONFIG_CF_DSPI -void cfspi_port_conf(void) -{ - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - - gpio->par_dspi = GPIO_PAR_DSPI_SIN_SIN | GPIO_PAR_DSPI_SOUT_SOUT | - GPIO_PAR_DSPI_SCK_SCK; -} - -int cfspi_claim_bus(uint bus, uint cs) -{ - volatile dspi_t *dspi = (dspi_t *) MMAP_DSPI; - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - - if ((dspi->sr & DSPI_SR_TXRXS) != DSPI_SR_TXRXS) - return -1; - - /* Clear FIFO and resume transfer */ - dspi->mcr &= ~(DSPI_MCR_CTXF | DSPI_MCR_CRXF); - - switch (cs) { - case 0: - gpio->par_dspi &= ~GPIO_PAR_DSPI_PCS0_PCS0; - gpio->par_dspi |= GPIO_PAR_DSPI_PCS0_PCS0; - break; - case 1: - gpio->par_dspi &= ~GPIO_PAR_DSPI_PCS1_PCS1; - gpio->par_dspi |= GPIO_PAR_DSPI_PCS1_PCS1; - break; - case 2: - gpio->par_dspi &= ~GPIO_PAR_DSPI_PCS2_PCS2; - gpio->par_dspi |= GPIO_PAR_DSPI_PCS2_PCS2; - break; - case 5: - gpio->par_dspi &= ~GPIO_PAR_DSPI_PCS5_PCS5; - gpio->par_dspi |= GPIO_PAR_DSPI_PCS5_PCS5; - break; - } - - return 0; -} - -void cfspi_release_bus(uint bus, uint cs) -{ - volatile dspi_t *dspi = (dspi_t *) MMAP_DSPI; - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - - dspi->mcr &= ~(DSPI_MCR_CTXF | DSPI_MCR_CRXF); /* Clear FIFO */ - - switch (cs) { - case 0: - gpio->par_dspi &= ~GPIO_PAR_DSPI_PCS0_PCS0; - break; - case 1: - gpio->par_dspi &= ~GPIO_PAR_DSPI_PCS1_PCS1; - break; - case 2: - gpio->par_dspi &= ~GPIO_PAR_DSPI_PCS2_PCS2; - break; - case 5: - gpio->par_dspi &= ~GPIO_PAR_DSPI_PCS5_PCS5; - break; - } -} -#endif diff --git a/cpu/mcf5445x/interrupts.c b/cpu/mcf5445x/interrupts.c deleted file mode 100644 index 85828a6..0000000 --- a/cpu/mcf5445x/interrupts.c +++ /dev/null @@ -1,52 +0,0 @@ -/* - * - * (C) Copyright 2000-2004 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -/* CPU specific interrupt routine */ -#include -#include - -int interrupt_init(void) -{ - volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); - - /* Make sure all interrupts are disabled */ - intp->imrh0 |= 0xFFFFFFFF; - intp->imrl0 |= 0xFFFFFFFF; - - enable_interrupts(); - return 0; -} - -#if defined(CONFIG_MCFTMR) -void dtimer_intr_setup(void) -{ - volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); - - intp->icr0[CONFIG_SYS_TMRINTR_NO] = CONFIG_SYS_TMRINTR_PRI; - intp->imrh0 &= ~CONFIG_SYS_TMRINTR_MASK; -} -#endif diff --git a/cpu/mcf5445x/pci.c b/cpu/mcf5445x/pci.c deleted file mode 100644 index 7f9784c..0000000 --- a/cpu/mcf5445x/pci.c +++ /dev/null @@ -1,164 +0,0 @@ -/* - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -/* - * PCI Configuration space access support - */ -#include -#include -#include -#include - -#if defined(CONFIG_PCI) -/* System RAM mapped over PCI */ -#define CONFIG_SYS_PCI_SYS_MEM_BUS CONFIG_SYS_SDRAM_BASE -#define CONFIG_SYS_PCI_SYS_MEM_PHYS CONFIG_SYS_SDRAM_BASE -#define CONFIG_SYS_PCI_SYS_MEM_SIZE (1024 * 1024 * 1024) - -#define cfg_read(val, addr, type, op) *val = op((type)(addr)); -#define cfg_write(val, addr, type, op) op((type *)(addr), (val)); - -#define PCI_OP(rw, size, type, op, mask) \ -int pci_##rw##_cfg_##size(struct pci_controller *hose, \ - pci_dev_t dev, int offset, type val) \ -{ \ - u32 addr = 0; \ - u16 cfg_type = 0; \ - addr = ((offset & 0xfc) | cfg_type | (dev) | 0x80000000); \ - out_be32(hose->cfg_addr, addr); \ - cfg_##rw(val, hose->cfg_data + (offset & mask), type, op); \ - out_be32(hose->cfg_addr, addr & 0x7fffffff); \ - return 0; \ -} - -PCI_OP(read, byte, u8 *, in_8, 3) -PCI_OP(read, word, u16 *, in_le16, 2) -PCI_OP(read, dword, u32 *, in_le32, 0) -PCI_OP(write, byte, u8, out_8, 3) -PCI_OP(write, word, u16, out_le16, 2) -PCI_OP(write, dword, u32, out_le32, 0) - -void pci_mcf5445x_init(struct pci_controller *hose) -{ - volatile pci_t *pci = (volatile pci_t *)MMAP_PCI; - volatile pciarb_t *pciarb = (volatile pciarb_t *)MMAP_PCIARB; - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - u32 barEn = 0; - - pciarb->acr = 0x001F001F; - - /* Set PCIGNT1, PCIREQ1, PCIREQ0/PCIGNTIN, PCIGNT0/PCIREQOUT, - PCIREQ2, PCIGNT2 */ - gpio->par_pci = - GPIO_PAR_PCI_GNT3_GNT3 | GPIO_PAR_PCI_GNT2 | GPIO_PAR_PCI_GNT1 | - GPIO_PAR_PCI_GNT0 | GPIO_PAR_PCI_REQ3_REQ3 | GPIO_PAR_PCI_REQ2 | - GPIO_PAR_PCI_REQ1 | GPIO_PAR_PCI_REQ0; - - /* Assert reset bit */ - pci->gscr |= PCI_GSCR_PR; - - pci->tcr1 |= PCI_TCR1_P; - - /* Initiator windows */ - pci->iw0btar = CONFIG_SYS_PCI_MEM_PHYS | (CONFIG_SYS_PCI_MEM_PHYS >> 16); - pci->iw1btar = CONFIG_SYS_PCI_IO_PHYS | (CONFIG_SYS_PCI_IO_PHYS >> 16); - pci->iw2btar = CONFIG_SYS_PCI_CFG_PHYS | (CONFIG_SYS_PCI_CFG_PHYS >> 16); - - pci->iwcr = - PCI_IWCR_W0C_EN | PCI_IWCR_W1C_EN | PCI_IWCR_W1C_IO | - PCI_IWCR_W2C_EN | PCI_IWCR_W2C_IO; - - pci->icr = 0; - - /* Enable bus master and mem access */ - pci->scr = PCI_SCR_B | PCI_SCR_M; - - /* Cache line size and master latency */ - pci->cr1 = PCI_CR1_CLS(8) | PCI_CR1_LTMR(0xF8); - pci->cr2 = 0; - -#ifdef CONFIG_SYS_PCI_BAR0 - pci->bar0 = PCI_BAR_BAR0(CONFIG_SYS_PCI_BAR0); - pci->tbatr0 = CONFIG_SYS_PCI_TBATR0 | PCI_TBATR_EN; - barEn |= PCI_TCR2_B0E; -#endif -#ifdef CONFIG_SYS_PCI_BAR1 - pci->bar1 = PCI_BAR_BAR1(CONFIG_SYS_PCI_BAR1); - pci->tbatr1 = CONFIG_SYS_PCI_TBATR1 | PCI_TBATR_EN; - barEn |= PCI_TCR2_B1E; -#endif -#ifdef CONFIG_SYS_PCI_BAR2 - pci->bar2 = PCI_BAR_BAR2(CONFIG_SYS_PCI_BAR2); - pci->tbatr2 = CONFIG_SYS_PCI_TBATR2 | PCI_TBATR_EN; - barEn |= PCI_TCR2_B2E; -#endif -#ifdef CONFIG_SYS_PCI_BAR3 - pci->bar3 = PCI_BAR_BAR3(CONFIG_SYS_PCI_BAR3); - pci->tbatr3 = CONFIG_SYS_PCI_TBATR3 | PCI_TBATR_EN; - barEn |= PCI_TCR2_B3E; -#endif -#ifdef CONFIG_SYS_PCI_BAR4 - pci->bar4 = PCI_BAR_BAR4(CONFIG_SYS_PCI_BAR4); - pci->tbatr4 = CONFIG_SYS_PCI_TBATR4 | PCI_TBATR_EN; - barEn |= PCI_TCR2_B4E; -#endif -#ifdef CONFIG_SYS_PCI_BAR5 - pci->bar5 = PCI_BAR_BAR5(CONFIG_SYS_PCI_BAR5); - pci->tbatr5 = CONFIG_SYS_PCI_TBATR5 | PCI_TBATR_EN; - barEn |= PCI_TCR2_B5E; -#endif - - pci->tcr2 = barEn; - - /* Deassert reset bit */ - pci->gscr &= ~PCI_GSCR_PR; - udelay(1000); - - /* Enable PCI bus master support */ - hose->first_busno = 0; - hose->last_busno = 0xff; - - pci_set_region(hose->regions + 0, CONFIG_SYS_PCI_MEM_BUS, CONFIG_SYS_PCI_MEM_PHYS, - CONFIG_SYS_PCI_MEM_SIZE, PCI_REGION_MEM); - - pci_set_region(hose->regions + 1, CONFIG_SYS_PCI_IO_BUS, CONFIG_SYS_PCI_IO_PHYS, - CONFIG_SYS_PCI_IO_SIZE, PCI_REGION_IO); - - pci_set_region(hose->regions + 2, CONFIG_SYS_PCI_SYS_MEM_BUS, - CONFIG_SYS_PCI_SYS_MEM_PHYS, CONFIG_SYS_PCI_SYS_MEM_SIZE, - PCI_REGION_MEM | PCI_REGION_SYS_MEMORY); - - hose->region_count = 3; - - hose->cfg_addr = &(pci->car); - hose->cfg_data = (volatile unsigned char *)CONFIG_SYS_PCI_CFG_BUS; - - pci_set_ops(hose, pci_read_cfg_byte, pci_read_cfg_word, - pci_read_cfg_dword, pci_write_cfg_byte, pci_write_cfg_word, - pci_write_cfg_dword); - - /* Hose scan */ - pci_register_hose(hose); - hose->last_busno = pci_hose_scan(hose); -} -#endif /* CONFIG_PCI */ diff --git a/cpu/mcf5445x/speed.c b/cpu/mcf5445x/speed.c deleted file mode 100644 index 9c0c077..0000000 --- a/cpu/mcf5445x/speed.c +++ /dev/null @@ -1,217 +0,0 @@ -/* - * - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include - -#include - -DECLARE_GLOBAL_DATA_PTR; - -/* - * Low Power Divider specifications - */ -#define CLOCK_LPD_MIN (1 << 0) /* Divider (decoded) */ -#define CLOCK_LPD_MAX (1 << 15) /* Divider (decoded) */ - -#define CLOCK_PLL_FVCO_MAX 540000000 -#define CLOCK_PLL_FVCO_MIN 300000000 - -#define CLOCK_PLL_FSYS_MAX 266666666 -#define CLOCK_PLL_FSYS_MIN 100000000 -#define MHZ 1000000 - -void clock_enter_limp(int lpdiv) -{ - volatile ccm_t *ccm = (volatile ccm_t *)MMAP_CCM; - int i, j; - - /* Check bounds of divider */ - if (lpdiv < CLOCK_LPD_MIN) - lpdiv = CLOCK_LPD_MIN; - if (lpdiv > CLOCK_LPD_MAX) - lpdiv = CLOCK_LPD_MAX; - - /* Round divider down to nearest power of two */ - for (i = 0, j = lpdiv; j != 1; j >>= 1, i++) ; - - /* Apply the divider to the system clock */ - ccm->cdr = (ccm->cdr & 0xF0FF) | CCM_CDR_LPDIV(i); - - /* Enable Limp Mode */ - ccm->misccr |= CCM_MISCCR_LIMP; -} - -/* - * brief Exit Limp mode - * warning The PLL should be set and locked prior to exiting Limp mode - */ -void clock_exit_limp(void) -{ - volatile ccm_t *ccm = (volatile ccm_t *)MMAP_CCM; - volatile pll_t *pll = (volatile pll_t *)MMAP_PLL; - - /* Exit Limp mode */ - ccm->misccr &= ~CCM_MISCCR_LIMP; - - /* Wait for the PLL to lock */ - while (!(pll->psr & PLL_PSR_LOCK)) ; -} - -/* - * get_clocks() fills in gd->cpu_clock and gd->bus_clk - */ -int get_clocks(void) -{ - - volatile ccm_t *ccm = (volatile ccm_t *)MMAP_CCM; - volatile pll_t *pll = (volatile pll_t *)MMAP_PLL; - int pllmult_nopci[] = { 20, 10, 24, 18, 12, 6, 16, 8 }; - int pllmult_pci[] = { 12, 6, 16, 8 }; - int vco = 0, bPci, temp, fbtemp, pcrvalue; - int *pPllmult = NULL; - u16 fbpll_mask; - -#ifdef CONFIG_M54455EVB - volatile u8 *cpld = (volatile u8 *)(CONFIG_SYS_CS2_BASE + 3); -#endif - u8 bootmode; - - /* To determine PCI is present or not */ - if (((ccm->ccr & CCM_CCR_360_FBCONFIG_MASK) == 0x00e0) || - ((ccm->ccr & CCM_CCR_360_FBCONFIG_MASK) == 0x0060)) { - pPllmult = &pllmult_pci[0]; - fbpll_mask = 3; /* 11b */ - bPci = 1; - } else { - pPllmult = &pllmult_nopci[0]; - fbpll_mask = 7; /* 111b */ -#ifdef CONFIG_PCI - gd->pci_clk = 0; -#endif - bPci = 0; - } - -#ifdef CONFIG_M54455EVB - bootmode = (*cpld & 0x03); - - if (bootmode != 3) { - /* Temporary read from CCR- fixed fb issue, must be the same clock - as pci or input clock, causing cpld/fpga read inconsistancy */ - fbtemp = pPllmult[ccm->ccr & fbpll_mask]; - - /* Break down into small pieces, code still in flex bus */ - pcrvalue = pll->pcr & 0xFFFFF0FF; - temp = fbtemp - 1; - pcrvalue |= PLL_PCR_OUTDIV3(temp); - - pll->pcr = pcrvalue; - } -#endif -#ifdef CONFIG_M54451EVB - /* No external logic to read the bootmode, hard coded from built */ -#ifdef CONFIG_CF_SBF - bootmode = 3; -#else - bootmode = 2; - - /* default value is 16 mul, set to 20 mul */ - pcrvalue = (pll->pcr & 0x00FFFFFF) | 0x14000000; - pll->pcr = pcrvalue; - while ((pll->psr & PLL_PSR_LOCK) != PLL_PSR_LOCK); -#endif -#endif - - if (bootmode == 0) { - /* RCON mode */ - vco = pPllmult[ccm->rcon & fbpll_mask] * CONFIG_SYS_INPUT_CLKSRC; - - if ((vco < CLOCK_PLL_FVCO_MIN) || (vco > CLOCK_PLL_FVCO_MAX)) { - /* invaild range, re-set in PCR */ - int temp = ((pll->pcr & PLL_PCR_OUTDIV2_MASK) >> 4) + 1; - int i, j, bus; - - j = (pll->pcr & 0xFF000000) >> 24; - for (i = j; i < 0xFF; i++) { - vco = i * CONFIG_SYS_INPUT_CLKSRC; - if (vco >= CLOCK_PLL_FVCO_MIN) { - bus = vco / temp; - if (bus <= CLOCK_PLL_FSYS_MIN - MHZ) - continue; - else - break; - } - } - pcrvalue = pll->pcr & 0x00FF00FF; - fbtemp = ((i - 1) << 8) | ((i - 1) << 12); - pcrvalue |= ((i << 24) | fbtemp); - - pll->pcr = pcrvalue; - } - gd->vco_clk = vco; /* Vco clock */ - } else if (bootmode == 2) { - /* Normal mode */ - vco = ((pll->pcr & 0xFF000000) >> 24) * CONFIG_SYS_INPUT_CLKSRC; - if ((vco < CLOCK_PLL_FVCO_MIN) || (vco > CLOCK_PLL_FVCO_MAX)) { - /* Default value */ - pcrvalue = (pll->pcr & 0x00FFFFFF); - pcrvalue |= pPllmult[ccm->ccr & fbpll_mask] << 24; - pll->pcr = pcrvalue; - vco = ((pll->pcr & 0xFF000000) >> 24) * CONFIG_SYS_INPUT_CLKSRC; - } - gd->vco_clk = vco; /* Vco clock */ - } else if (bootmode == 3) { - /* serial mode */ - vco = ((pll->pcr & 0xFF000000) >> 24) * CONFIG_SYS_INPUT_CLKSRC; - gd->vco_clk = vco; /* Vco clock */ - } - - if ((ccm->ccr & CCM_MISCCR_LIMP) == CCM_MISCCR_LIMP) { - /* Limp mode */ - } else { - gd->inp_clk = CONFIG_SYS_INPUT_CLKSRC; /* Input clock */ - - temp = (pll->pcr & PLL_PCR_OUTDIV1_MASK) + 1; - gd->cpu_clk = vco / temp; /* cpu clock */ - - temp = ((pll->pcr & PLL_PCR_OUTDIV2_MASK) >> 4) + 1; - gd->bus_clk = vco / temp; /* bus clock */ - - temp = ((pll->pcr & PLL_PCR_OUTDIV3_MASK) >> 8) + 1; - gd->flb_clk = vco / temp; /* FlexBus clock */ - -#ifdef CONFIG_PCI - if (bPci) { - temp = ((pll->pcr & PLL_PCR_OUTDIV4_MASK) >> 12) + 1; - gd->pci_clk = vco / temp; /* PCI clock */ - } -#endif - } - -#ifdef CONFIG_FSL_I2C - gd->i2c1_clk = gd->bus_clk; -#endif - - return (0); -} diff --git a/cpu/mcf5445x/start.S b/cpu/mcf5445x/start.S deleted file mode 100644 index 738e4a7..0000000 --- a/cpu/mcf5445x/start.S +++ /dev/null @@ -1,545 +0,0 @@ -/* - * Copyright (C) 2003 Josef Baumgartner - * Based on code from Bernhard Kuhn - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include -#include "version.h" -#include - -#ifndef CONFIG_IDENT_STRING -#define CONFIG_IDENT_STRING "" -#endif - -#define _START _start -#define _FAULT _fault - -#define SAVE_ALL \ - move.w #0x2700,%sr; /* disable intrs */ \ - subl #60,%sp; /* space for 15 regs */ \ - moveml %d0-%d7/%a0-%a6,%sp@; - -#define RESTORE_ALL \ - moveml %sp@,%d0-%d7/%a0-%a6; \ - addl #60,%sp; /* space for 15 regs */ \ - rte; - -#if defined(CONFIG_CF_SBF) -#define ASM_DRAMINIT (asm_dram_init - TEXT_BASE + CONFIG_SYS_INIT_RAM_ADDR) -#define ASM_SBF_IMG_HDR (asm_sbf_img_hdr - TEXT_BASE + CONFIG_SYS_INIT_RAM_ADDR) -#endif - -.text - -/* - * Vector table. This is used for initial platform startup. - * These vectors are to catch any un-intended traps. - */ -_vectors: -#if defined(CONFIG_CF_SBF) - -INITSP: .long 0 /* Initial SP */ -INITPC: .long ASM_DRAMINIT /* Initial PC */ - -#else - -INITSP: .long 0 /* Initial SP */ -INITPC: .long _START /* Initial PC */ - -#endif - -vector02: .long _FAULT /* Access Error */ -vector03: .long _FAULT /* Address Error */ -vector04: .long _FAULT /* Illegal Instruction */ -vector05: .long _FAULT /* Reserved */ -vector06: .long _FAULT /* Reserved */ -vector07: .long _FAULT /* Reserved */ -vector08: .long _FAULT /* Privilege Violation */ -vector09: .long _FAULT /* Trace */ -vector0A: .long _FAULT /* Unimplemented A-Line */ -vector0B: .long _FAULT /* Unimplemented F-Line */ -vector0C: .long _FAULT /* Debug Interrupt */ -vector0D: .long _FAULT /* Reserved */ -vector0E: .long _FAULT /* Format Error */ -vector0F: .long _FAULT /* Unitialized Int. */ - -/* Reserved */ -vector10_17: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -vector18: .long _FAULT /* Spurious Interrupt */ -vector19: .long _FAULT /* Autovector Level 1 */ -vector1A: .long _FAULT /* Autovector Level 2 */ -vector1B: .long _FAULT /* Autovector Level 3 */ -vector1C: .long _FAULT /* Autovector Level 4 */ -vector1D: .long _FAULT /* Autovector Level 5 */ -vector1E: .long _FAULT /* Autovector Level 6 */ -vector1F: .long _FAULT /* Autovector Level 7 */ - -#if !defined(CONFIG_CF_SBF) - -/* TRAP #0 - #15 */ -vector20_2F: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -/* Reserved */ -vector30_3F: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -vector64_127: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -vector128_191: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -vector192_255: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -#endif - -#if defined(CONFIG_CF_SBF) - /* Image header: chksum 4 bytes, len 4 bytes, img dest 4 bytes */ -asm_sbf_img_hdr: - .long 0x00000000 /* checksum, not yet implemented */ - .long 0x00030000 /* image length */ - .long TEXT_BASE /* image to be relocated at */ - -asm_dram_init: - move.w #0x2700,%sr /* Mask off Interrupt */ - - move.l #CONFIG_SYS_INIT_RAM_ADDR, %d0 - movec %d0, %VBR - - move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_CTRL), %d0 - movec %d0, %RAMBAR1 - - /* initialize general use internal ram */ - move.l #0, %d0 - move.l #(ICACHE_STATUS), %a1 /* icache */ - move.l #(DCACHE_STATUS), %a2 /* dcache */ - move.l %d0, (%a1) - move.l %d0, (%a2) - - /* invalidate and disable cache */ - move.l #(CONFIG_SYS_ICACHE_INV + CONFIG_SYS_DCACHE_INV), %d0 - movec %d0, %CACR /* Invalidate cache */ - move.l #0, %d0 - movec %d0, %ACR0 - movec %d0, %ACR1 - movec %d0, %ACR2 - movec %d0, %ACR3 - - move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp - clr.l %sp@- - - /* Must disable global address */ - move.l #0xFC008000, %a1 - move.l #(CONFIG_SYS_CS0_BASE), (%a1) - move.l #0xFC008008, %a1 - move.l #(CONFIG_SYS_CS0_CTRL), (%a1) - move.l #0xFC008004, %a1 - move.l #(CONFIG_SYS_CS0_MASK), (%a1) - - /* Dram Initialization a1, a2, and d0 */ - /* mscr sdram */ - move.l #0xFC0A4074, %a1 - move.b #(CONFIG_SYS_SDRAM_DRV_STRENGTH), (%a1) - nop - - /* SDRAM Chip 0 and 1 */ - move.l #0xFC0B8110, %a1 - move.l #0xFC0B8114, %a2 - - /* calculate the size */ - move.l #0x13, %d1 - move.l #(CONFIG_SYS_SDRAM_SIZE), %d2 -#ifdef CONFIG_SYS_SDRAM_BASE1 - lsr.l #1, %d2 -#endif - -dramsz_loop: - lsr.l #1, %d2 - add.l #1, %d1 - cmp.l #1, %d2 - bne dramsz_loop - - /* SDRAM Chip 0 and 1 */ - move.l #(CONFIG_SYS_SDRAM_BASE), (%a1) - or.l %d1, (%a1) -#ifdef CONFIG_SYS_SDRAM_BASE1 - move.l #(CONFIG_SYS_SDRAM_BASE1), (%a2) - or.l %d1, (%a2) -#endif - nop - - /* dram cfg1 and cfg2 */ - move.l #0xFC0B8008, %a1 - move.l #(CONFIG_SYS_SDRAM_CFG1), (%a1) - nop - move.l #0xFC0B800C, %a2 - move.l #(CONFIG_SYS_SDRAM_CFG2), (%a2) - nop - - move.l #0xFC0B8000, %a1 /* Mode */ - move.l #0xFC0B8004, %a2 /* Ctrl */ - - /* Issue PALL */ - move.l #(CONFIG_SYS_SDRAM_CTRL + 2), (%a2) - nop - -#ifdef CONFIG_M54455EVB - /* Issue LEMR */ - move.l #(CONFIG_SYS_SDRAM_EMOD + 0x408), (%a1) - nop - move.l #(CONFIG_SYS_SDRAM_MODE + 0x300), (%a1) - nop -#endif - - move.l #1000, %d1 - jsr asm_delay - - /* Issue PALL */ - move.l #(CONFIG_SYS_SDRAM_CTRL + 2), (%a2) - nop - - /* Perform two refresh cycles */ - move.l #(CONFIG_SYS_SDRAM_CTRL + 4), %d0 - nop - move.l %d0, (%a2) - move.l %d0, (%a2) - nop - -#ifdef CONFIG_M54455EVB - move.l #(CONFIG_SYS_SDRAM_MODE + 0x200), (%a1) - nop -#elif defined(CONFIG_M54451EVB) - /* Issue LEMR */ - move.l #(CONFIG_SYS_SDRAM_MODE), (%a1) - nop - move.l #(CONFIG_SYS_SDRAM_EMOD), (%a1) -#endif - - move.l #500, %d1 - jsr asm_delay - - move.l #(CONFIG_SYS_SDRAM_CTRL), %d1 - and.l #0x7FFFFFFF, %d1 -#ifdef CONFIG_M54455EVB - or.l #0x10000C00, %d1 -#elif defined(CONFIG_M54451EVB) - or.l #0x10000C00, %d1 -#endif - move.l %d1, (%a2) - nop - - move.l #2000, %d1 - jsr asm_delay - - /* - * DSPI Initialization - * a0 - general, sram - 0x80008000 - 32, see M54455EVB.h - * a1 - dspi status - * a2 - dtfr - * a3 - drfr - * a4 - Dst addr - */ - /* Enable pins for DSPI mode - chip-selects are enabled later */ -asm_dspi_init: - move.l #0xFC0A4063, %a0 - move.b #0x7F, (%a0) - - /* Configure DSPI module */ - move.l #0xFC05C000, %a0 - move.l #0x80FF0C00, (%a0) /* Master, clear TX/RX FIFO */ - - move.l #0xFC05C00C, %a0 - move.l #0x3E000011, (%a0) - - move.l #0xFC05C034, %a2 /* dtfr */ - move.l #0xFC05C03B, %a3 /* drfr */ - - move.l #(ASM_SBF_IMG_HDR + 4), %a1 - move.l (%a1)+, %d5 - move.l (%a1), %a4 - - move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_SBFHDR_DATA_OFFSET), %a0 - move.l #(CONFIG_SYS_SBFHDR_SIZE), %d4 - - move.l #0xFC05C02C, %a1 /* dspi status */ - - /* Issue commands and address */ - move.l #0x8002000B, %d2 /* Fast Read Cmd */ - jsr asm_dspi_wr_status - jsr asm_dspi_rd_status - - move.l #0x80020000, %d2 /* Address byte 2 */ - jsr asm_dspi_wr_status - jsr asm_dspi_rd_status - - move.l #0x80020000, %d2 /* Address byte 1 */ - jsr asm_dspi_wr_status - jsr asm_dspi_rd_status - - move.l #0x80020000, %d2 /* Address byte 0 */ - jsr asm_dspi_wr_status - jsr asm_dspi_rd_status - - move.l #0x80020000, %d2 /* Dummy Wr and Rd */ - jsr asm_dspi_wr_status - jsr asm_dspi_rd_status - - /* Transfer serial boot header to sram */ -asm_dspi_rd_loop1: - move.l #0x80020000, %d2 - jsr asm_dspi_wr_status - jsr asm_dspi_rd_status - - move.b %d1, (%a0) /* read, copy to dst */ - - add.l #1, %a0 /* inc dst by 1 */ - sub.l #1, %d4 /* dec cnt by 1 */ - bne asm_dspi_rd_loop1 - - /* Transfer u-boot from serial flash to memory */ -asm_dspi_rd_loop2: - move.l #0x80020000, %d2 - jsr asm_dspi_wr_status - jsr asm_dspi_rd_status - - move.b %d1, (%a4) /* read, copy to dst */ - - add.l #1, %a4 /* inc dst by 1 */ - sub.l #1, %d5 /* dec cnt by 1 */ - bne asm_dspi_rd_loop2 - - move.l #0x00020000, %d2 /* Terminate */ - jsr asm_dspi_wr_status - jsr asm_dspi_rd_status - - /* jump to memory and execute */ - move.l #(TEXT_BASE + 0x400), %a0 - jmp (%a0) - -asm_dspi_wr_status: - move.l (%a1), %d0 /* status */ - and.l #0x0000F000, %d0 - cmp.l #0x00003000, %d0 - bgt asm_dspi_wr_status - - move.l %d2, (%a2) - rts - -asm_dspi_rd_status: - move.l (%a1), %d0 /* status */ - and.l #0x000000F0, %d0 - lsr.l #4, %d0 - cmp.l #0, %d0 - beq asm_dspi_rd_status - - move.b (%a3), %d1 - rts - -asm_delay: - nop - subq.l #1, %d1 - bne asm_delay - rts -#endif /* CONFIG_CF_SBF */ - - .text - . = 0x400 - .globl _start -_start: -#if !defined(CONFIG_CF_SBF) - nop - nop - move.w #0x2700,%sr /* Mask off Interrupt */ - - /* Set vector base register at the beginning of the Flash */ - move.l #CONFIG_SYS_FLASH_BASE, %d0 - movec %d0, %VBR - - move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_CTRL), %d0 - movec %d0, %RAMBAR1 - - /* initialize general use internal ram */ - move.l #0, %d0 - move.l #(ICACHE_STATUS), %a1 /* icache */ - move.l #(DCACHE_STATUS), %a2 /* dcache */ - move.l %d0, (%a1) - move.l %d0, (%a2) - - /* invalidate and disable cache */ - move.l #(CONFIG_SYS_ICACHE_INV + CONFIG_SYS_DCACHE_INV), %d0 - movec %d0, %CACR /* Invalidate cache */ - move.l #0, %d0 - movec %d0, %ACR0 - movec %d0, %ACR1 - movec %d0, %ACR2 - movec %d0, %ACR3 - - /* set stackpointer to end of internal ram to get some stackspace for - the first c-code */ - move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp - clr.l %sp@- -#endif - - move.l #__got_start, %a5 /* put relocation table address to a5 */ - - bsr cpu_init_f /* run low-level CPU init code (from flash) */ - bsr board_init_f /* run low-level board init code (from flash) */ - - /* board_init_f() does not return */ - -/*------------------------------------------------------------------------------*/ - -/* - * void relocate_code (addr_sp, gd, addr_moni) - * - * This "function" does not return, instead it continues in RAM - * after relocating the monitor code. - * - * r3 = dest - * r4 = src - * r5 = length in bytes - * r6 = cachelinesize - */ - .globl relocate_code -relocate_code: - link.w %a6,#0 - move.l 8(%a6), %sp /* set new stack pointer */ - - move.l 12(%a6), %d0 /* Save copy of Global Data pointer */ - move.l 16(%a6), %a0 /* Save copy of Destination Address */ - - move.l #CONFIG_SYS_MONITOR_BASE, %a1 - move.l #__init_end, %a2 - move.l %a0, %a3 - - /* copy the code to RAM */ -1: - move.l (%a1)+, (%a3)+ - cmp.l %a1,%a2 - bgt.s 1b - -/* - * We are done. Do not return, instead branch to second part of board - * initialization, now running from RAM. - */ - move.l %a0, %a1 - add.l #(in_ram - CONFIG_SYS_MONITOR_BASE), %a1 - jmp (%a1) - -in_ram: - -clear_bss: - /* - * Now clear BSS segment - */ - move.l %a0, %a1 - add.l #(_sbss - CONFIG_SYS_MONITOR_BASE),%a1 - move.l %a0, %d1 - add.l #(_ebss - CONFIG_SYS_MONITOR_BASE),%d1 -6: - clr.l (%a1)+ - cmp.l %a1,%d1 - bgt.s 6b - - /* - * fix got table in RAM - */ - move.l %a0, %a1 - add.l #(__got_start - CONFIG_SYS_MONITOR_BASE),%a1 - move.l %a1,%a5 /* * fix got pointer register a5 */ - - move.l %a0, %a2 - add.l #(__got_end - CONFIG_SYS_MONITOR_BASE),%a2 - -7: - move.l (%a1),%d1 - sub.l #_start,%d1 - add.l %a0,%d1 - move.l %d1,(%a1)+ - cmp.l %a2, %a1 - bne 7b - - /* calculate relative jump to board_init_r in ram */ - move.l %a0, %a1 - add.l #(board_init_r - CONFIG_SYS_MONITOR_BASE), %a1 - - /* set parameters for board_init_r */ - move.l %a0,-(%sp) /* dest_addr */ - move.l %d0,-(%sp) /* gd */ - jsr (%a1) - -/*------------------------------------------------------------------------------*/ -/* exception code */ - .globl _fault -_fault: - bra _fault - .globl _exc_handler - -_exc_handler: - SAVE_ALL - movel %sp,%sp@- - bsr exc_handler - addql #4,%sp - RESTORE_ALL - - .globl _int_handler -_int_handler: - SAVE_ALL - movel %sp,%sp@- - bsr int_handler - addql #4,%sp - RESTORE_ALL - -/*------------------------------------------------------------------------------*/ - - .globl version_string -version_string: - .ascii U_BOOT_VERSION - .ascii " (", U_BOOT_DATE, " - ", U_BOOT_TIME, ")" - .ascii CONFIG_IDENT_STRING, "\0" - .align 4 diff --git a/cpu/mcf547x_8x/Makefile b/cpu/mcf547x_8x/Makefile deleted file mode 100644 index e12bef1..0000000 --- a/cpu/mcf547x_8x/Makefile +++ /dev/null @@ -1,48 +0,0 @@ -# -# (C) Copyright 2000-2004 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -include $(TOPDIR)/config.mk - -# CFLAGS += -DET_DEBUG - -LIB = lib$(CPU).a - -START = -COBJS = cpu.o speed.o cpu_init.o pci.o interrupts.o slicetimer.o - -SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) -START := $(addprefix $(obj),$(START)) - -all: $(obj).depend $(START) $(LIB) - -$(LIB): $(OBJS) - $(AR) $(ARFLAGS) $@ $(OBJS) - -######################################################################### - -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/cpu/mcf547x_8x/config.mk b/cpu/mcf547x_8x/config.mk deleted file mode 100644 index 83102ab..0000000 --- a/cpu/mcf547x_8x/config.mk +++ /dev/null @@ -1,37 +0,0 @@ -# -# (C) Copyright 2003 Josef Baumgartner -# -# (C) Copyright 2000-2004 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -PLATFORM_RELFLAGS += -ffixed-d7 -msep-data -ifneq ($(findstring 4.1,$(shell $(CC) --version)),4.1) -PLATFORM_CPPFLAGS += -mcpu=5485 -fPIC -else -PLATFORM_CPPFLAGS += -m5407 -fPIC -endif - -ifneq (,$(findstring -linux-,$(shell $(CC) --version))) -ifneq (,$(findstring GOT,$(shell $(LD) --help))) -PLATFORM_LDFLAGS += --got=single -endif -endif diff --git a/cpu/mcf547x_8x/cpu.c b/cpu/mcf547x_8x/cpu.c deleted file mode 100644 index 3912a74..0000000 --- a/cpu/mcf547x_8x/cpu.c +++ /dev/null @@ -1,164 +0,0 @@ -/* - * - * (C) Copyright 2000-2003 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include -#include -#include - -#include - -DECLARE_GLOBAL_DATA_PTR; - -int do_reset(cmd_tbl_t * cmdtp, bd_t * bd, int flag, int argc, char *argv[]) -{ - volatile gptmr_t *gptmr = (gptmr_t *) (MMAP_GPTMR); - - gptmr->pre = 10; - gptmr->cnt = 1; - - /* enable watchdog, set timeout to 0 and wait */ - gptmr->mode = GPT_TMS_SGPIO; - gptmr->ctrl = GPT_CTRL_WDEN | GPT_CTRL_CE; - - /* we don't return! */ - return 1; -}; - -int checkcpu(void) -{ - volatile siu_t *siu = (siu_t *) MMAP_SIU; - u16 id = 0; - - puts("CPU: "); - - switch ((siu->jtagid & 0x000FF000) >> 12) { - case 0x0C: - id = 5485; - break; - case 0x0D: - id = 5484; - break; - case 0x0E: - id = 5483; - break; - case 0x0F: - id = 5482; - break; - case 0x10: - id = 5481; - break; - case 0x11: - id = 5480; - break; - case 0x12: - id = 5475; - break; - case 0x13: - id = 5474; - break; - case 0x14: - id = 5473; - break; - case 0x15: - id = 5472; - break; - case 0x16: - id = 5471; - break; - case 0x17: - id = 5470; - break; - } - - if (id) { - char buf1[32], buf2[32]; - - printf("Freescale MCF%d\n", id); - printf(" CPU CLK %s MHz BUS CLK %s MHz\n", - strmhz(buf1, gd->cpu_clk), - strmhz(buf2, gd->bus_clk)); - } - - return 0; -}; - -#if defined(CONFIG_HW_WATCHDOG) -/* Called by macro WATCHDOG_RESET */ -void hw_watchdog_reset(void) -{ - volatile gptmr_t *gptmr = (gptmr_t *) (MMAP_GPTMR); - - gptmr->ocpw = 0xa5; -} - -int watchdog_disable(void) -{ - volatile gptmr_t *gptmr = (gptmr_t *) (MMAP_GPTMR); - - /* UserManual, once the wdog is disabled, wdog cannot be re-enabled */ - gptmr->mode = 0; - gptmr->ctrl = 0; - - puts("WATCHDOG:disabled\n"); - - return (0); -} - -int watchdog_init(void) -{ - - volatile gptmr_t *gptmr = (gptmr_t *) (MMAP_GPTMR); - - gptmr->pre = CONFIG_WATCHDOG_TIMEOUT; - gptmr->cnt = CONFIG_SYS_TIMER_PRESCALER * 1000; - - gptmr->mode = GPT_TMS_SGPIO; - gptmr->ctrl = GPT_CTRL_CE | GPT_CTRL_WDEN; - puts("WATCHDOG:enabled\n"); - - return (0); -} -#endif /* CONFIG_HW_WATCHDOG */ - -#if defined(CONFIG_FSLDMAFEC) || defined(CONFIG_MCFFEC) -/* Default initializations for MCFFEC controllers. To override, - * create a board-specific function called: - * int board_eth_init(bd_t *bis) - */ - -int cpu_eth_init(bd_t *bis) -{ -#if defined(CONFIG_FSLDMAFEC) - mcdmafec_initialize(bis); -#endif -#if defined(CONFIG_MCFFEC) - mcffec_initialize(bis); -#endif - return 0; -} -#endif diff --git a/cpu/mcf547x_8x/cpu_init.c b/cpu/mcf547x_8x/cpu_init.c deleted file mode 100644 index 60c9126..0000000 --- a/cpu/mcf547x_8x/cpu_init.c +++ /dev/null @@ -1,159 +0,0 @@ -/* - * - * (C) Copyright 2000-2003 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include -#include - -#if defined(CONFIG_CMD_NET) -#include -#include -#include -#endif - -/* - * Breath some life into the CPU... - * - * Set up the memory map, - * initialize a bunch of registers, - * initialize the UPM's - */ -void cpu_init_f(void) -{ - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - volatile fbcs_t *fbcs = (fbcs_t *) MMAP_FBCS; - volatile xlbarb_t *xlbarb = (volatile xlbarb_t *) MMAP_XARB; - - xlbarb->adrto = 0x2000; - xlbarb->datto = 0x2500; - xlbarb->busto = 0x3000; - - xlbarb->cfg = XARB_CFG_AT | XARB_CFG_DT; - - /* Master Priority Enable */ - xlbarb->prien = 0xff; - xlbarb->pri = 0; - -#if (defined(CONFIG_SYS_CS0_BASE) && defined(CONFIG_SYS_CS0_MASK) && defined(CONFIG_SYS_CS0_CTRL)) - fbcs->csar0 = CONFIG_SYS_CS0_BASE; - fbcs->cscr0 = CONFIG_SYS_CS0_CTRL; - fbcs->csmr0 = CONFIG_SYS_CS0_MASK; -#endif - -#if (defined(CONFIG_SYS_CS1_BASE) && defined(CONFIG_SYS_CS1_MASK) && defined(CONFIG_SYS_CS1_CTRL)) - fbcs->csar1 = CONFIG_SYS_CS1_BASE; - fbcs->cscr1 = CONFIG_SYS_CS1_CTRL; - fbcs->csmr1 = CONFIG_SYS_CS1_MASK; -#endif - -#if (defined(CONFIG_SYS_CS2_BASE) && defined(CONFIG_SYS_CS2_MASK) && defined(CONFIG_SYS_CS2_CTRL)) - fbcs->csar2 = CONFIG_SYS_CS2_BASE; - fbcs->cscr2 = CONFIG_SYS_CS2_CTRL; - fbcs->csmr2 = CONFIG_SYS_CS2_MASK; -#endif - -#if (defined(CONFIG_SYS_CS3_BASE) && defined(CONFIG_SYS_CS3_MASK) && defined(CONFIG_SYS_CS3_CTRL)) - fbcs->csar3 = CONFIG_SYS_CS3_BASE; - fbcs->cscr3 = CONFIG_SYS_CS3_CTRL; - fbcs->csmr3 = CONFIG_SYS_CS3_MASK; -#endif - -#if (defined(CONFIG_SYS_CS4_BASE) && defined(CONFIG_SYS_CS4_MASK) && defined(CONFIG_SYS_CS4_CTRL)) - fbcs->csar4 = CONFIG_SYS_CS4_BASE; - fbcs->cscr4 = CONFIG_SYS_CS4_CTRL; - fbcs->csmr4 = CONFIG_SYS_CS4_MASK; -#endif - -#if (defined(CONFIG_SYS_CS5_BASE) && defined(CONFIG_SYS_CS5_MASK) && defined(CONFIG_SYS_CS5_CTRL)) - fbcs->csar5 = CONFIG_SYS_CS5_BASE; - fbcs->cscr5 = CONFIG_SYS_CS5_CTRL; - fbcs->csmr5 = CONFIG_SYS_CS5_MASK; -#endif - -#ifdef CONFIG_FSL_I2C - gpio->par_feci2cirq = GPIO_PAR_FECI2CIRQ_SCL | GPIO_PAR_FECI2CIRQ_SDA; -#endif - - icache_enable(); -} - -/* - * initialize higher level parts of CPU like timers - */ -int cpu_init_r(void) -{ -#if defined(CONFIG_CMD_NET) && defined(CONFIG_FSLDMAFEC) - MCD_initDma((dmaRegs *) (MMAP_MCDMA), (void *)(MMAP_SRAM + 512), - MCD_RELOC_TASKS); -#endif - return (0); -} - -void uart_port_conf(int port) -{ - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - volatile u8 *pscsicr = (u8 *) (CONFIG_SYS_UART_BASE + 0x40); - - /* Setup Ports: */ - switch (port) { - case 0: - gpio->par_psc0 = (GPIO_PAR_PSC0_TXD0 | GPIO_PAR_PSC0_RXD0); - break; - case 1: - gpio->par_psc1 = (GPIO_PAR_PSC1_TXD1 | GPIO_PAR_PSC1_RXD1); - break; - case 2: - gpio->par_psc2 = (GPIO_PAR_PSC2_TXD2 | GPIO_PAR_PSC2_RXD2); - break; - case 3: - gpio->par_psc3 = (GPIO_PAR_PSC3_TXD3 | GPIO_PAR_PSC3_RXD3); - break; - } - - *pscsicr &= 0xF8; -} - -#if defined(CONFIG_CMD_NET) -int fecpin_setclear(struct eth_device *dev, int setclear) -{ - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - struct fec_info_dma *info = (struct fec_info_dma *)dev->priv; - - if (setclear) { - if (info->iobase == CONFIG_SYS_FEC0_IOBASE) - gpio->par_feci2cirq |= 0xF000; - else - gpio->par_feci2cirq |= 0x0FC0; - } else { - if (info->iobase == CONFIG_SYS_FEC0_IOBASE) - gpio->par_feci2cirq &= 0x0FFF; - else - gpio->par_feci2cirq &= 0xF03F; - } - return 0; -} -#endif diff --git a/cpu/mcf547x_8x/interrupts.c b/cpu/mcf547x_8x/interrupts.c deleted file mode 100644 index 76be876..0000000 --- a/cpu/mcf547x_8x/interrupts.c +++ /dev/null @@ -1,50 +0,0 @@ -/* - * - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -/* CPU specific interrupt routine */ -#include -#include - -int interrupt_init(void) -{ - volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); - - /* Make sure all interrupts are disabled */ - intp->imrh0 |= 0xFFFFFFFF; - intp->imrl0 |= 0xFFFFFFFF; - - enable_interrupts(); - - return 0; -} - -#if defined(CONFIG_SLTTMR) -void dtimer_intr_setup(void) -{ - volatile int0_t *intp = (int0_t *) (CONFIG_SYS_INTR_BASE); - - intp->icr0[CONFIG_SYS_TMRINTR_NO] = CONFIG_SYS_TMRINTR_PRI; - intp->imrh0 &= ~CONFIG_SYS_TMRINTR_MASK; -} -#endif diff --git a/cpu/mcf547x_8x/pci.c b/cpu/mcf547x_8x/pci.c deleted file mode 100644 index f867dc1..0000000 --- a/cpu/mcf547x_8x/pci.c +++ /dev/null @@ -1,167 +0,0 @@ -/* - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -/* - * PCI Configuration space access support - */ -#include -#include -#include -#include - -#if defined(CONFIG_PCI) -/* System RAM mapped over PCI */ -#define CONFIG_SYS_PCI_SYS_MEM_BUS CONFIG_SYS_SDRAM_BASE -#define CONFIG_SYS_PCI_SYS_MEM_PHYS CONFIG_SYS_SDRAM_BASE -#define CONFIG_SYS_PCI_SYS_MEM_SIZE (1024 * 1024 * 1024) - -#define cfg_read(val, addr, type, op) *val = op((type)(addr)); -#define cfg_write(val, addr, type, op) op((type *)(addr), (val)); - -#define PCI_OP(rw, size, type, op, mask) \ -int pci_##rw##_cfg_##size(struct pci_controller *hose, \ - pci_dev_t dev, int offset, type val) \ -{ \ - u32 addr = 0; \ - u16 cfg_type = 0; \ - addr = ((offset & 0xfc) | cfg_type | (dev) | 0x80000000); \ - out_be32(hose->cfg_addr, addr); \ - cfg_##rw(val, hose->cfg_data + (offset & mask), type, op); \ - __asm__ __volatile__("nop"); \ - __asm__ __volatile__("nop"); \ - out_be32(hose->cfg_addr, addr & 0x7fffffff); \ - return 0; \ -} - -PCI_OP(read, byte, u8 *, in_8, 3) -PCI_OP(read, word, u16 *, in_le16, 2) -PCI_OP(write, byte, u8, out_8, 3) -PCI_OP(write, word, u16, out_le16, 2) -PCI_OP(write, dword, u32, out_le32, 0) - -int pci_read_cfg_dword(struct pci_controller *hose, pci_dev_t dev, - int offset, u32 * val) -{ - u32 addr; - u32 tmpv; - u32 mask = 2; /* word access */ - /* Read lower 16 bits */ - addr = ((offset & 0xfc) | (dev) | 0x80000000); - out_be32(hose->cfg_addr, addr); - *val = (u32) in_le16((u16 *) (hose->cfg_data + (offset & mask))); - __asm__ __volatile__("nop"); - out_be32(hose->cfg_addr, addr & 0x7fffffff); - - /* Read upper 16 bits */ - offset += 2; - addr = ((offset & 0xfc) | 1 | (dev) | 0x80000000); - out_be32(hose->cfg_addr, addr); - tmpv = (u32) in_le16((u16 *) (hose->cfg_data + (offset & mask))); - __asm__ __volatile__("nop"); - out_be32(hose->cfg_addr, addr & 0x7fffffff); - - /* combine results into dword value */ - *val = (tmpv << 16) | *val; - - return 0; -} - -void pci_mcf547x_8x_init(struct pci_controller *hose) -{ - volatile pci_t *pci = (volatile pci_t *) MMAP_PCI; - volatile gpio_t *gpio = (gpio_t *) MMAP_GPIO; - - /* Port configuration */ - gpio->par_pcibg = - GPIO_PAR_PCIBG_PCIBG0(3) | GPIO_PAR_PCIBG_PCIBG1(3) | - GPIO_PAR_PCIBG_PCIBG2(3) | GPIO_PAR_PCIBG_PCIBG3(3) | - GPIO_PAR_PCIBG_PCIBG4(3); - gpio->par_pcibr = - GPIO_PAR_PCIBR_PCIBR0(3) | GPIO_PAR_PCIBR_PCIBR1(3) | - GPIO_PAR_PCIBR_PCIBR2(3) | GPIO_PAR_PCIBR_PCIBR3(3) | - GPIO_PAR_PCIBR_PCIBR4(3); - - /* Assert reset bit */ - pci->gscr |= PCI_GSCR_PR; - - pci->tcr1 = PCI_TCR1_P; - - /* Initiator windows */ - pci->iw0btar = CONFIG_SYS_PCI_MEM_PHYS | (CONFIG_SYS_PCI_MEM_PHYS >> 16); - pci->iw1btar = CONFIG_SYS_PCI_IO_PHYS | (CONFIG_SYS_PCI_IO_PHYS >> 16); - pci->iw2btar = CONFIG_SYS_PCI_CFG_PHYS | (CONFIG_SYS_PCI_CFG_PHYS >> 16); - - pci->iwcr = - PCI_IWCR_W0C_EN | PCI_IWCR_W1C_EN | PCI_IWCR_W1C_IO | - PCI_IWCR_W2C_EN | PCI_IWCR_W2C_IO; - - pci->icr = 0; - - /* Enable bus master and mem access */ - pci->scr = PCI_SCR_B | PCI_SCR_M; - - /* Cache line size and master latency */ - pci->cr1 = PCI_CR1_CLS(8) | PCI_CR1_LTMR(0xF8); - pci->cr2 = 0; - -#ifdef CONFIG_SYS_PCI_BAR0 - pci->bar0 = PCI_BAR_BAR0(CONFIG_SYS_PCI_BAR0); - pci->tbatr0a = CONFIG_SYS_PCI_TBATR0 | PCI_TBATR_EN; -#endif -#ifdef CONFIG_SYS_PCI_BAR1 - pci->bar1 = PCI_BAR_BAR1(CONFIG_SYS_PCI_BAR1); - pci->tbatr1a = CONFIG_SYS_PCI_TBATR1 | PCI_TBATR_EN; -#endif - - /* Deassert reset bit */ - pci->gscr &= ~PCI_GSCR_PR; - udelay(1000); - - /* Enable PCI bus master support */ - hose->first_busno = 0; - hose->last_busno = 0xff; - - pci_set_region(hose->regions + 0, CONFIG_SYS_PCI_MEM_BUS, CONFIG_SYS_PCI_MEM_PHYS, - CONFIG_SYS_PCI_MEM_SIZE, PCI_REGION_MEM); - - pci_set_region(hose->regions + 1, CONFIG_SYS_PCI_IO_BUS, CONFIG_SYS_PCI_IO_PHYS, - CONFIG_SYS_PCI_IO_SIZE, PCI_REGION_IO); - - pci_set_region(hose->regions + 2, CONFIG_SYS_PCI_SYS_MEM_BUS, - CONFIG_SYS_PCI_SYS_MEM_PHYS, CONFIG_SYS_PCI_SYS_MEM_SIZE, - PCI_REGION_MEM | PCI_REGION_SYS_MEMORY); - - hose->region_count = 3; - - hose->cfg_addr = &(pci->car); - hose->cfg_data = (volatile unsigned char *)CONFIG_SYS_PCI_CFG_BUS; - - pci_set_ops(hose, pci_read_cfg_byte, pci_read_cfg_word, - pci_read_cfg_dword, pci_write_cfg_byte, pci_write_cfg_word, - pci_write_cfg_dword); - - /* Hose scan */ - pci_register_hose(hose); - hose->last_busno = pci_hose_scan(hose); -} -#endif /* CONFIG_PCI */ diff --git a/cpu/mcf547x_8x/slicetimer.c b/cpu/mcf547x_8x/slicetimer.c deleted file mode 100644 index 8dc010a..0000000 --- a/cpu/mcf547x_8x/slicetimer.c +++ /dev/null @@ -1,112 +0,0 @@ -/* - * (C) Copyright 2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include - -#include -#include - -DECLARE_GLOBAL_DATA_PTR; - -static ulong timestamp; - -#if defined(CONFIG_SLTTMR) -#ifndef CONFIG_SYS_UDELAY_BASE -# error "uDelay base not defined!" -#endif - -#if !defined(CONFIG_SYS_TMR_BASE) || !defined(CONFIG_SYS_INTR_BASE) || !defined(CONFIG_SYS_TMRINTR_NO) || !defined(CONFIG_SYS_TMRINTR_MASK) -# error "TMR_BASE, INTR_BASE, TMRINTR_NO or TMRINTR_MASk not defined!" -#endif -extern void dtimer_intr_setup(void); - -void __udelay(unsigned long usec) -{ - volatile slt_t *timerp = (slt_t *) (CONFIG_SYS_UDELAY_BASE); - u32 now, freq; - - /* 1 us period */ - freq = CONFIG_SYS_TIMER_PRESCALER; - - timerp->cr = 0; /* Disable */ - timerp->tcnt = usec * freq; - timerp->cr = SLT_CR_TEN; - - now = timerp->cnt; - while (now != 0) - now = timerp->cnt; - - timerp->sr |= SLT_SR_ST; - timerp->cr = 0; -} - -void dtimer_interrupt(void *not_used) -{ - volatile slt_t *timerp = (slt_t *) (CONFIG_SYS_TMR_BASE); - - /* check for timer interrupt asserted */ - if ((CONFIG_SYS_TMRPND_REG & CONFIG_SYS_TMRINTR_MASK) == CONFIG_SYS_TMRINTR_PEND) { - timerp->sr |= SLT_SR_ST; - timestamp++; - return; - } -} - -void timer_init(void) -{ - volatile slt_t *timerp = (slt_t *) (CONFIG_SYS_TMR_BASE); - - timestamp = 0; - - timerp->cr = 0; /* disable timer */ - timerp->tcnt = 0; - timerp->sr = SLT_SR_BE | SLT_SR_ST; /* clear status */ - - /* initialize and enable timer interrupt */ - irq_install_handler(CONFIG_SYS_TMRINTR_NO, dtimer_interrupt, 0); - - /* Interrupt every ms */ - timerp->tcnt = 1000 * CONFIG_SYS_TIMER_PRESCALER; - - dtimer_intr_setup(); - - /* set a period of 1us, set timer mode to restart and - enable timer and interrupt */ - timerp->cr = SLT_CR_RUN | SLT_CR_IEN | SLT_CR_TEN; -} - -void reset_timer(void) -{ - timestamp = 0; -} - -ulong get_timer(ulong base) -{ - return (timestamp - base); -} - -void set_timer(ulong t) -{ - timestamp = t; -} -#endif /* CONFIG_SLTTMR */ diff --git a/cpu/mcf547x_8x/speed.c b/cpu/mcf547x_8x/speed.c deleted file mode 100644 index 2cee488..0000000 --- a/cpu/mcf547x_8x/speed.c +++ /dev/null @@ -1,48 +0,0 @@ -/* - * - * (C) Copyright 2000-2003 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. - * TsiChung Liew (Tsi-Chung.Liew@freescale.com) - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include - -#include - -/* - * get_clocks() fills in gd->cpu_clock and gd->bus_clk - */ -int get_clocks(void) -{ - DECLARE_GLOBAL_DATA_PTR; - - gd->bus_clk = CONFIG_SYS_CLK; - gd->cpu_clk = (gd->bus_clk * 2); - -#ifdef CONFIG_FSL_I2C - gd->i2c1_clk = gd->bus_clk; -#endif - - return (0); -} diff --git a/cpu/mcf547x_8x/start.S b/cpu/mcf547x_8x/start.S deleted file mode 100644 index 8411862..0000000 --- a/cpu/mcf547x_8x/start.S +++ /dev/null @@ -1,282 +0,0 @@ -/* - * Copyright (C) 2003 Josef Baumgartner - * Based on code from Bernhard Kuhn - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include -#include -#include "version.h" -#include - -#ifndef CONFIG_IDENT_STRING -#define CONFIG_IDENT_STRING "" -#endif - -#define _START _start -#define _FAULT _fault - -#define SAVE_ALL \ - move.w #0x2700,%sr; /* disable intrs */ \ - subl #60,%sp; /* space for 15 regs */ \ - moveml %d0-%d7/%a0-%a6,%sp@; - -#define RESTORE_ALL \ - moveml %sp@,%d0-%d7/%a0-%a6; \ - addl #60,%sp; /* space for 15 regs */ \ - rte; - -.text -/* - * Vector table. This is used for initial platform startup. - * These vectors are to catch any un-intended traps. - */ -_vectors: - -INITSP: .long 0x00000000 /* Initial SP */ -INITPC: .long _START /* Initial PC */ -vector02: .long _FAULT /* Access Error */ -vector03: .long _FAULT /* Address Error */ -vector04: .long _FAULT /* Illegal Instruction */ -vector05: .long _FAULT /* Reserved */ -vector06: .long _FAULT /* Reserved */ -vector07: .long _FAULT /* Reserved */ -vector08: .long _FAULT /* Privilege Violation */ -vector09: .long _FAULT /* Trace */ -vector0A: .long _FAULT /* Unimplemented A-Line */ -vector0B: .long _FAULT /* Unimplemented F-Line */ -vector0C: .long _FAULT /* Debug Interrupt */ -vector0D: .long _FAULT /* Reserved */ -vector0E: .long _FAULT /* Format Error */ -vector0F: .long _FAULT /* Unitialized Int. */ - -/* Reserved */ -vector10_17: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -vector18: .long _FAULT /* Spurious Interrupt */ -vector19: .long _FAULT /* Autovector Level 1 */ -vector1A: .long _FAULT /* Autovector Level 2 */ -vector1B: .long _FAULT /* Autovector Level 3 */ -vector1C: .long _FAULT /* Autovector Level 4 */ -vector1D: .long _FAULT /* Autovector Level 5 */ -vector1E: .long _FAULT /* Autovector Level 6 */ -vector1F: .long _FAULT /* Autovector Level 7 */ - -/* TRAP #0 - #15 */ -vector20_2F: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -/* Reserved */ -vector30_3F: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -vector64_127: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -vector128_191: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - -vector192_255: -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT -.long _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT, _FAULT - - .text - - .globl _start -_start: - nop - nop - move.w #0x2700,%sr /* Mask off Interrupt */ - - /* Set vector base register at the beginning of the Flash */ - move.l #CONFIG_SYS_FLASH_BASE, %d0 - movec %d0, %VBR - - move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_CTRL), %d0 - movec %d0, %RAMBAR0 - - move.l #(CONFIG_SYS_INIT_RAM1_ADDR + CONFIG_SYS_INIT_RAM1_CTRL), %d0 - movec %d0, %RAMBAR1 - - move.l #CONFIG_SYS_MBAR, %d0 /* set MBAR address */ - move.c %d0, %MBAR - - /* invalidate and disable cache */ - move.l #0x01040100, %d0 /* Invalidate cache cmd */ - movec %d0, %CACR /* Invalidate cache */ - move.l #0, %d0 - movec %d0, %ACR0 - movec %d0, %ACR1 - movec %d0, %ACR2 - movec %d0, %ACR3 - - /* initialize general use internal ram */ - move.l #0, %d0 - move.l #(ICACHE_STATUS), %a1 /* icache */ - move.l #(DCACHE_STATUS), %a2 /* icache */ - move.l %d0, (%a1) - move.l %d0, (%a2) - - /* set stackpointer to end of internal ram to get some stackspace for the - first c-code */ - move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp - clr.l %sp@- - - move.l #__got_start, %a5 /* put relocation table address to a5 */ - - bsr cpu_init_f /* run low-level CPU init code (from flash) */ - bsr board_init_f /* run low-level board init code (from flash) */ - - /* board_init_f() does not return */ - -/*------------------------------------------------------------------------------*/ - -/* - * void relocate_code (addr_sp, gd, addr_moni) - * - * This "function" does not return, instead it continues in RAM - * after relocating the monitor code. - * - * r3 = dest - * r4 = src - * r5 = length in bytes - * r6 = cachelinesize - */ - .globl relocate_code -relocate_code: - link.w %a6,#0 - move.l 8(%a6), %sp /* set new stack pointer */ - - move.l 12(%a6), %d0 /* Save copy of Global Data pointer */ - move.l 16(%a6), %a0 /* Save copy of Destination Address */ - - move.l #CONFIG_SYS_MONITOR_BASE, %a1 - move.l #__init_end, %a2 - move.l %a0, %a3 - - /* copy the code to RAM */ -1: - move.l (%a1)+, (%a3)+ - cmp.l %a1,%a2 - bgt.s 1b - -/* - * We are done. Do not return, instead branch to second part of board - * initialization, now running from RAM. - */ - move.l %a0, %a1 - add.l #(in_ram - CONFIG_SYS_MONITOR_BASE), %a1 - jmp (%a1) - -in_ram: - -clear_bss: - /* - * Now clear BSS segment - */ - move.l %a0, %a1 - add.l #(_sbss - CONFIG_SYS_MONITOR_BASE),%a1 - move.l %a0, %d1 - add.l #(_ebss - CONFIG_SYS_MONITOR_BASE),%d1 -6: - clr.l (%a1)+ - cmp.l %a1,%d1 - bgt.s 6b - - /* - * fix got table in RAM - */ - move.l %a0, %a1 - add.l #(__got_start - CONFIG_SYS_MONITOR_BASE),%a1 - move.l %a1,%a5 /* * fix got pointer register a5 */ - - move.l %a0, %a2 - add.l #(__got_end - CONFIG_SYS_MONITOR_BASE),%a2 - -7: - move.l (%a1),%d1 - sub.l #_start,%d1 - add.l %a0,%d1 - move.l %d1,(%a1)+ - cmp.l %a2, %a1 - bne 7b - - /* calculate relative jump to board_init_r in ram */ - move.l %a0, %a1 - add.l #(board_init_r - CONFIG_SYS_MONITOR_BASE), %a1 - - /* set parameters for board_init_r */ - move.l %a0,-(%sp) /* dest_addr */ - move.l %d0,-(%sp) /* gd */ - jsr (%a1) - -/*------------------------------------------------------------------------------*/ -/* exception code */ - .globl _fault -_fault: - bra _fault - .globl _exc_handler - -_exc_handler: - SAVE_ALL - movel %sp,%sp@- - bsr exc_handler - addql #4,%sp - RESTORE_ALL - - .globl _int_handler -_int_handler: - SAVE_ALL - movel %sp,%sp@- - bsr int_handler - addql #4,%sp - RESTORE_ALL - -/*------------------------------------------------------------------------------*/ - - .globl version_string -version_string: - .ascii U_BOOT_VERSION - .ascii " (", U_BOOT_DATE, " - ", U_BOOT_TIME, ")" - .ascii CONFIG_IDENT_STRING, "\0" - .align 4 diff --git a/doc/README.m52277evb b/doc/README.m52277evb index f30b45e..b6e955b 100644 --- a/doc/README.m52277evb +++ b/doc/README.m52277evb @@ -14,13 +14,13 @@ Changed files: - board/freescale/m52277evb/config.mk config make - board/freescale/m52277evb/u-boot.lds Linker description -- cpu/mcf5227x/cpu.c cpu specific code -- cpu/mcf5227x/cpu_init.c FBCS, Mux pins, icache and RTC extra regs -- cpu/mcf5227x/interrupts.c cpu specific interrupt support -- cpu/mcf5227x/speed.c system, flexbus, and cpu clock -- cpu/mcf5227x/Makefile Makefile -- cpu/mcf5227x/config.mk config make -- cpu/mcf5227x/start.S start up assembly code +- arch/m68k/cpu/mcf5227x/cpu.c cpu specific code +- arch/m68k/cpu/mcf5227x/cpu_init.c FBCS, Mux pins, icache and RTC extra regs +- arch/m68k/cpu/mcf5227x/interrupts.c cpu specific interrupt support +- arch/m68k/cpu/mcf5227x/speed.c system, flexbus, and cpu clock +- arch/m68k/cpu/mcf5227x/Makefile Makefile +- arch/m68k/cpu/mcf5227x/config.mk config make +- arch/m68k/cpu/mcf5227x/start.S start up assembly code - doc/README.m52277evb This readme file diff --git a/doc/README.m53017evb b/doc/README.m53017evb index 780a803..42798c2 100644 --- a/doc/README.m53017evb +++ b/doc/README.m53017evb @@ -15,13 +15,13 @@ Changed files: - board/freescale/m53017evb/config.mk config make - board/freescale/m53017evb/u-boot.lds Linker description -- cpu/mcf532x/cpu.c cpu specific code -- cpu/mcf532x/cpu_init.c FBCS, Mux pins, icache and RTC extra regs -- cpu/mcf532x/interrupts.c cpu specific interrupt support -- cpu/mcf532x/speed.c system, flexbus, and cpu clock -- cpu/mcf532x/Makefile Makefile -- cpu/mcf532x/config.mk config make -- cpu/mcf532x/start.S start up assembly code +- arch/m68k/cpu/mcf532x/cpu.c cpu specific code +- arch/m68k/cpu/mcf532x/cpu_init.c FBCS, Mux pins, icache and RTC extra regs +- arch/m68k/cpu/mcf532x/interrupts.c cpu specific interrupt support +- arch/m68k/cpu/mcf532x/speed.c system, flexbus, and cpu clock +- arch/m68k/cpu/mcf532x/Makefile Makefile +- arch/m68k/cpu/mcf532x/config.mk config make +- arch/m68k/cpu/mcf532x/start.S start up assembly code - doc/README.m53017evb This readme file diff --git a/doc/README.m5373evb b/doc/README.m5373evb index 24a659b..e90a320 100644 --- a/doc/README.m5373evb +++ b/doc/README.m5373evb @@ -15,13 +15,13 @@ Changed files: - board/freescale/m5373evb/config.mk config make - board/freescale/m5373evb/u-boot.lds Linker description -- cpu/mcf532x/cpu.c cpu specific code -- cpu/mcf532x/cpu_init.c FBCS, Mux pins, icache and RTC extra regs -- cpu/mcf532x/interrupts.c cpu specific interrupt support -- cpu/mcf532x/speed.c system, pci, flexbus, and cpu clock -- cpu/mcf532x/Makefile Makefile -- cpu/mcf532x/config.mk config make -- cpu/mcf532x/start.S start up assembly code +- arch/m68k/cpu/mcf532x/cpu.c cpu specific code +- arch/m68k/cpu/mcf532x/cpu_init.c FBCS, Mux pins, icache and RTC extra regs +- arch/m68k/cpu/mcf532x/interrupts.c cpu specific interrupt support +- arch/m68k/cpu/mcf532x/speed.c system, pci, flexbus, and cpu clock +- arch/m68k/cpu/mcf532x/Makefile Makefile +- arch/m68k/cpu/mcf532x/config.mk config make +- arch/m68k/cpu/mcf532x/start.S start up assembly code - doc/README.m5373evb This readme file diff --git a/doc/README.m54455evb b/doc/README.m54455evb index 257bcd5..918a746 100644 --- a/doc/README.m54455evb +++ b/doc/README.m54455evb @@ -18,13 +18,13 @@ Changed files: - common/cmd_bdinfo.c Clock frequencies output - common/cmd_mii.c mii support -- cpu/mcf5445x/cpu.c cpu specific code -- cpu/mcf5445x/cpu_init.c Flexbus ChipSelect, Mux pins setup, icache and RTC extra regs -- cpu/mcf5445x/interrupts.c cpu specific interrupt support -- cpu/mcf5445x/speed.c system, pci, flexbus, and cpu clock -- cpu/mcf5445x/Makefile Makefile -- cpu/mcf5445x/config.mk config make -- cpu/mcf5445x/start.S start up assembly code +- arch/m68k/cpu/mcf5445x/cpu.c cpu specific code +- arch/m68k/cpu/mcf5445x/cpu_init.c Flexbus ChipSelect, Mux pins setup, icache and RTC extra regs +- arch/m68k/cpu/mcf5445x/interrupts.c cpu specific interrupt support +- arch/m68k/cpu/mcf5445x/speed.c system, pci, flexbus, and cpu clock +- arch/m68k/cpu/mcf5445x/Makefile Makefile +- arch/m68k/cpu/mcf5445x/config.mk config make +- arch/m68k/cpu/mcf5445x/start.S start up assembly code - doc/README.m54455evb This readme file diff --git a/doc/README.m5475evb b/doc/README.m5475evb index b61dfba..f5658ea 100644 --- a/doc/README.m5475evb +++ b/doc/README.m5475evb @@ -15,14 +15,14 @@ Changed files: - board/freescale/m547xevb/config.mk config make - board/freescale/m547xevb/u-boot.lds Linker description -- cpu/mcf547x_8x/cpu.c cpu specific code -- cpu/mcf547x_8x/cpu_init.c Flexbus ChipSelect, Mux pins setup, icache and RTC extra regs -- cpu/mcf547x_8x/interrupts.c cpu specific interrupt support -- cpu/mcf547x_8x/slicetimer.c Timer support -- cpu/mcf547x_8x/speed.c system, pci, flexbus, and cpu clock -- cpu/mcf547x_8x/Makefile Makefile -- cpu/mcf547x_8x/config.mk config make -- cpu/mcf547x_8x/start.S start up assembly code +- arch/m68k/cpu/mcf547x_8x/cpu.c cpu specific code +- arch/m68k/cpu/mcf547x_8x/cpu_init.c Flexbus ChipSelect, Mux pins setup, icache and RTC extra regs +- arch/m68k/cpu/mcf547x_8x/interrupts.c cpu specific interrupt support +- arch/m68k/cpu/mcf547x_8x/slicetimer.c Timer support +- arch/m68k/cpu/mcf547x_8x/speed.c system, pci, flexbus, and cpu clock +- arch/m68k/cpu/mcf547x_8x/Makefile Makefile +- arch/m68k/cpu/mcf547x_8x/config.mk config make +- arch/m68k/cpu/mcf547x_8x/start.S start up assembly code - doc/README.m5475evb This readme file diff --git a/doc/README.m68k b/doc/README.m68k index e6c33a7..a00ab69 100644 --- a/doc/README.m68k +++ b/doc/README.m68k @@ -31,12 +31,12 @@ hopefully added soon! 2.1 Motorola Coldfire MCF5272 ----------------------------- -CPU specific code is located in: cpu/mcf52x2 +CPU specific code is located in: arch/m68k/cpu/mcf52x2 2.1 Motorola Coldfire MCF5282 ----------------------------- -CPU specific code is located in: cpu/mcf52x2 +CPU specific code is located in: arch/m68k/cpu/mcf52x2 The MCF5282 Port no longer needs a preloader and can place in external or internal FLASH. -- cgit v0.10.2