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-rw-r--r--board/davinci/schmoogie/Makefile52
-rw-r--r--board/davinci/schmoogie/board_init.S29
-rw-r--r--board/davinci/schmoogie/config.mk39
-rw-r--r--board/davinci/schmoogie/dv_board.c253
-rw-r--r--board/davinci/schmoogie/u-boot.lds52
5 files changed, 425 insertions, 0 deletions
diff --git a/board/davinci/schmoogie/Makefile b/board/davinci/schmoogie/Makefile
new file mode 100644
index 0000000..fa00138
--- /dev/null
+++ b/board/davinci/schmoogie/Makefile
@@ -0,0 +1,52 @@
+#
+# (C) Copyright 2000, 2001, 2002
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+#
+# 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
+
+LIB = $(obj)lib$(BOARD).a
+
+COBJS := dv_board.o
+SOBJS := board_init.o
+
+SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS := $(addprefix $(obj),$(COBJS))
+SOBJS := $(addprefix $(obj),$(SOBJS))
+
+$(LIB): $(obj).depend $(OBJS) $(SOBJS)
+ $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS)
+
+clean:
+ rm -f $(SOBJS) $(OBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak *~ .depend
+
+#########################################################################
+# This is for $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/davinci/schmoogie/board_init.S b/board/davinci/schmoogie/board_init.S
new file mode 100644
index 0000000..22d8adc
--- /dev/null
+++ b/board/davinci/schmoogie/board_init.S
@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ *
+ * Board-specific low level initialization code. Called at the very end
+ * of cpu/arm926ejs/davinci/lowlevel_init.S. Just returns if there is no
+ * initialization required.
+ *
+ * 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 <config.h>
+
+.globl dv_board_init
+dv_board_init:
+
+ mov pc, lr
diff --git a/board/davinci/schmoogie/config.mk b/board/davinci/schmoogie/config.mk
new file mode 100644
index 0000000..aa89d0e
--- /dev/null
+++ b/board/davinci/schmoogie/config.mk
@@ -0,0 +1,39 @@
+#
+# (C) Copyright 2002
+# Gary Jennejohn, DENX Software Engineering, <gj@denx.de>
+# David Mueller, ELSOFT AG, <d.mueller@elsoft.ch>
+#
+# (C) Copyright 2003
+# Texas Instruments, <www.ti.com>
+# Swaminathan <swami.iyer@ti.com>
+#
+# Davinci EVM board (ARM925EJS) cpu
+# see http://www.ti.com/ for more information on Texas Instruments
+#
+# Davinci EVM has 1 bank of 256 MB DDR RAM
+# Physical Address:
+# 8000'0000 to 9000'0000
+#
+# Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+#
+# Visioneering Corp. Sonata board (ARM926EJS) cpu
+#
+# Sonata board has 1 bank of 128 MB DDR RAM
+# Physical Address:
+# 8000'0000 to 8800'0000
+#
+# Razorstream, LLC. SCHMOOGIE board (ARM926EJS) cpu
+#
+# Schmoogie board has 1 bank of 128 MB DDR RAM
+# Physical Address:
+# 8000'0000 to 8800'0000
+#
+# Linux-Kernel is expected to be at 8000'8000, entry 8000'8000
+# (mem base + reserved)
+#
+# we load ourself to 8108 '0000
+#
+#
+
+#Provide at least 16MB spacing between us and the Linux Kernel image
+TEXT_BASE = 0x81080000
diff --git a/board/davinci/schmoogie/dv_board.c b/board/davinci/schmoogie/dv_board.c
new file mode 100644
index 0000000..b15c5f7
--- /dev/null
+++ b/board/davinci/schmoogie/dv_board.c
@@ -0,0 +1,253 @@
+/*
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ *
+ * Parts are shamelessly stolen from various TI sources, original copyright
+ * follows:
+ * -----------------------------------------------------------------
+ *
+ * Copyright (C) 2004 Texas Instruments.
+ *
+ * ----------------------------------------------------------------------------
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * ----------------------------------------------------------------------------
+ */
+
+#include <common.h>
+#include <i2c.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/emac_defs.h>
+
+#define MACH_TYPE_SCHMOOGIE 1255
+
+extern void i2c_init(int speed, int slaveaddr);
+extern void timer_init(void);
+extern int eth_hw_init(void);
+extern phy_t phy;
+
+
+/* Works on Always On power domain only (no PD argument) */
+void lpsc_on(unsigned int id)
+{
+ dv_reg_p mdstat, mdctl;
+
+ if (id >= DAVINCI_LPSC_GEM)
+ return; /* Don't work on DSP Power Domain */
+
+ mdstat = REG_P(PSC_MDSTAT_BASE + (id * 4));
+ mdctl = REG_P(PSC_MDCTL_BASE + (id * 4));
+
+ while (REG(PSC_PTSTAT) & 0x01) {;}
+
+ if ((*mdstat & 0x1f) == 0x03)
+ return; /* Already on and enabled */
+
+ *mdctl |= 0x03;
+
+ /* Special treatment for some modules as for sprue14 p.7.4.2 */
+ if ( (id == DAVINCI_LPSC_VPSSSLV) ||
+ (id == DAVINCI_LPSC_EMAC) ||
+ (id == DAVINCI_LPSC_EMAC_WRAPPER) ||
+ (id == DAVINCI_LPSC_MDIO) ||
+ (id == DAVINCI_LPSC_USB) ||
+ (id == DAVINCI_LPSC_ATA) ||
+ (id == DAVINCI_LPSC_VLYNQ) ||
+ (id == DAVINCI_LPSC_UHPI) ||
+ (id == DAVINCI_LPSC_DDR_EMIF) ||
+ (id == DAVINCI_LPSC_AEMIF) ||
+ (id == DAVINCI_LPSC_MMC_SD) ||
+ (id == DAVINCI_LPSC_MEMSTICK) ||
+ (id == DAVINCI_LPSC_McBSP) ||
+ (id == DAVINCI_LPSC_GPIO)
+ )
+ *mdctl |= 0x200;
+
+ REG(PSC_PTCMD) = 0x01;
+
+ while (REG(PSC_PTSTAT) & 0x03) {;}
+ while ((*mdstat & 0x1f) != 0x03) {;} /* Probably an overkill... */
+}
+
+void dsp_on(void)
+{
+ int i;
+
+ if (REG(PSC_PDSTAT1) & 0x1f)
+ return; /* Already on */
+
+ REG(PSC_GBLCTL) |= 0x01;
+ REG(PSC_PDCTL1) |= 0x01;
+ REG(PSC_PDCTL1) &= ~0x100;
+ REG(PSC_MDCTL_BASE + (DAVINCI_LPSC_GEM * 4)) |= 0x03;
+ REG(PSC_MDCTL_BASE + (DAVINCI_LPSC_GEM * 4)) &= 0xfffffeff;
+ REG(PSC_MDCTL_BASE + (DAVINCI_LPSC_IMCOP * 4)) |= 0x03;
+ REG(PSC_MDCTL_BASE + (DAVINCI_LPSC_IMCOP * 4)) &= 0xfffffeff;
+ REG(PSC_PTCMD) = 0x02;
+
+ for (i = 0; i < 100; i++) {
+ if (REG(PSC_EPCPR) & 0x02)
+ break;
+ }
+
+ REG(PSC_CHP_SHRTSW) = 0x01;
+ REG(PSC_PDCTL1) |= 0x100;
+ REG(PSC_EPCCR) = 0x02;
+
+ for (i = 0; i < 100; i++) {
+ if (!(REG(PSC_PTSTAT) & 0x02))
+ break;
+ }
+
+ REG(PSC_GBLCTL) &= ~0x1f;
+}
+
+
+int board_init(void)
+{
+ DECLARE_GLOBAL_DATA_PTR;
+
+ /* arch number of the board */
+ gd->bd->bi_arch_number = MACH_TYPE_SCHMOOGIE;
+
+ /* address of boot parameters */
+ gd->bd->bi_boot_params = LINUX_BOOT_PARAM_ADDR;
+
+ /* Workaround for TMS320DM6446 errata 1.3.22 */
+ REG(PSC_SILVER_BULLET) = 0;
+
+ /* Power on required peripherals */
+ lpsc_on(DAVINCI_LPSC_EMAC);
+ lpsc_on(DAVINCI_LPSC_EMAC_WRAPPER);
+ lpsc_on(DAVINCI_LPSC_MDIO);
+ lpsc_on(DAVINCI_LPSC_I2C);
+ lpsc_on(DAVINCI_LPSC_UART0);
+ lpsc_on(DAVINCI_LPSC_TIMER1);
+ lpsc_on(DAVINCI_LPSC_GPIO);
+
+ /* Powerup the DSP */
+ dsp_on();
+
+ /* Bringup UART0 out of reset */
+ REG(UART0_PWREMU_MGMT) = 0x0000e003;
+
+ /* Enable GIO3.3V cells used for EMAC */
+ REG(VDD3P3V_PWDN) = 0;
+
+ /* Enable UART0 MUX lines */
+ REG(PINMUX1) |= 1;
+
+ /* Enable EMAC and AEMIF pins */
+ REG(PINMUX0) = 0x80000c1f;
+
+ /* Enable I2C pin Mux */
+ REG(PINMUX1) |= (1 << 7);
+
+ /* Set the Bus Priority Register to appropriate value */
+ REG(VBPR) = 0x20;
+
+ timer_init();
+
+ return(0);
+}
+
+int misc_init_r (void)
+{
+ u_int8_t tmp[20], buf[10];
+ int i = 0;
+ int clk = 0;
+
+ /* Set serial number from UID chip */
+ u_int8_t crc_tbl[256] = {
+ 0x00, 0x5e, 0xbc, 0xe2, 0x61, 0x3f, 0xdd, 0x83,
+ 0xc2, 0x9c, 0x7e, 0x20, 0xa3, 0xfd, 0x1f, 0x41,
+ 0x9d, 0xc3, 0x21, 0x7f, 0xfc, 0xa2, 0x40, 0x1e,
+ 0x5f, 0x01, 0xe3, 0xbd, 0x3e, 0x60, 0x82, 0xdc,
+ 0x23, 0x7d, 0x9f, 0xc1, 0x42, 0x1c, 0xfe, 0xa0,
+ 0xe1, 0xbf, 0x5d, 0x03, 0x80, 0xde, 0x3c, 0x62,
+ 0xbe, 0xe0, 0x02, 0x5c, 0xdf, 0x81, 0x63, 0x3d,
+ 0x7c, 0x22, 0xc0, 0x9e, 0x1d, 0x43, 0xa1, 0xff,
+ 0x46, 0x18, 0xfa, 0xa4, 0x27, 0x79, 0x9b, 0xc5,
+ 0x84, 0xda, 0x38, 0x66, 0xe5, 0xbb, 0x59, 0x07,
+ 0xdb, 0x85, 0x67, 0x39, 0xba, 0xe4, 0x06, 0x58,
+ 0x19, 0x47, 0xa5, 0xfb, 0x78, 0x26, 0xc4, 0x9a,
+ 0x65, 0x3b, 0xd9, 0x87, 0x04, 0x5a, 0xb8, 0xe6,
+ 0xa7, 0xf9, 0x1b, 0x45, 0xc6, 0x98, 0x7a, 0x24,
+ 0xf8, 0xa6, 0x44, 0x1a, 0x99, 0xc7, 0x25, 0x7b,
+ 0x3a, 0x64, 0x86, 0xd8, 0x5b, 0x05, 0xe7, 0xb9,
+ 0x8c, 0xd2, 0x30, 0x6e, 0xed, 0xb3, 0x51, 0x0f,
+ 0x4e, 0x10, 0xf2, 0xac, 0x2f, 0x71, 0x93, 0xcd,
+ 0x11, 0x4f, 0xad, 0xf3, 0x70, 0x2e, 0xcc, 0x92,
+ 0xd3, 0x8d, 0x6f, 0x31, 0xb2, 0xec, 0x0e, 0x50,
+ 0xaf, 0xf1, 0x13, 0x4d, 0xce, 0x90, 0x72, 0x2c,
+ 0x6d, 0x33, 0xd1, 0x8f, 0x0c, 0x52, 0xb0, 0xee,
+ 0x32, 0x6c, 0x8e, 0xd0, 0x53, 0x0d, 0xef, 0xb1,
+ 0xf0, 0xae, 0x4c, 0x12, 0x91, 0xcf, 0x2d, 0x73,
+ 0xca, 0x94, 0x76, 0x28, 0xab, 0xf5, 0x17, 0x49,
+ 0x08, 0x56, 0xb4, 0xea, 0x69, 0x37, 0xd5, 0x8b,
+ 0x57, 0x09, 0xeb, 0xb5, 0x36, 0x68, 0x8a, 0xd4,
+ 0x95, 0xcb, 0x29, 0x77, 0xf4, 0xaa, 0x48, 0x16,
+ 0xe9, 0xb7, 0x55, 0x0b, 0x88, 0xd6, 0x34, 0x6a,
+ 0x2b, 0x75, 0x97, 0xc9, 0x4a, 0x14, 0xf6, 0xa8,
+ 0x74, 0x2a, 0xc8, 0x96, 0x15, 0x4b, 0xa9, 0xf7,
+ 0xb6, 0xe8, 0x0a, 0x54, 0xd7, 0x89, 0x6b, 0x35
+ };
+
+ clk = ((REG(PLL2_PLLM) + 1) * 27) / ((REG(PLL2_DIV2) & 0x1f) + 1);
+
+ printf ("ARM Clock : %dMHz\n", ((REG(PLL1_PLLM) + 1) * 27 ) / 2);
+ printf ("DDR Clock : %dMHz\n", (clk / 2));
+
+ /* Set serial number from UID chip */
+ if (i2c_read(CFG_UID_ADDR, 0, 1, buf, 8)) {
+ printf("\nUID @ 0x%02x read FAILED!!!\n", CFG_UID_ADDR);
+ forceenv("serial#", "FAILED");
+ } else {
+ if (buf[0] != 0x70) { /* Device Family Code */
+ printf("\nUID @ 0x%02x read FAILED!!!\n", CFG_UID_ADDR);
+ forceenv("serial#", "FAILED");
+ }
+ }
+ /* Now check CRC */
+ tmp[0] = 0;
+ for (i = 0; i < 8; i++)
+ tmp[0] = crc_tbl[tmp[0] ^ buf[i]];
+
+ if (tmp[0] != 0) {
+ printf("\nUID @ 0x%02x - BAD CRC!!!\n", CFG_UID_ADDR);
+ forceenv("serial#", "FAILED");
+ } else {
+ /* CRC OK, set "serial" env variable */
+ sprintf((char *)&tmp[0], "%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx",
+ buf[6], buf[5], buf[4], buf[3], buf[2], buf[1]);
+ forceenv("serial#", (char *)&tmp[0]);
+ }
+
+ if (!eth_hw_init()) {
+ printf("ethernet init failed!\n");
+ } else {
+ printf("ETH PHY : %s\n", phy.name);
+ }
+
+ return(0);
+}
+
+int dram_init(void)
+{
+ DECLARE_GLOBAL_DATA_PTR;
+
+ gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+ gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
+
+ return(0);
+}
diff --git a/board/davinci/schmoogie/u-boot.lds b/board/davinci/schmoogie/u-boot.lds
new file mode 100644
index 0000000..710b2a2
--- /dev/null
+++ b/board/davinci/schmoogie/u-boot.lds
@@ -0,0 +1,52 @@
+/*
+ * (C) Copyright 2002
+ * Gary Jennejohn, DENX Software Engineering, <gj@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
+ */
+
+OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
+OUTPUT_ARCH(arm)
+ENTRY(_start)
+SECTIONS
+{
+ . = 0x00000000;
+ . = ALIGN(4);
+ .text :
+ {
+ cpu/arm926ejs/start.o (.text)
+ *(.text)
+ }
+ . = ALIGN(4);
+ .rodata : { *(.rodata) }
+ . = ALIGN(4);
+ .data : { *(.data) }
+ . = ALIGN(4);
+ .got : { *(.got) }
+
+ . = .;
+ __u_boot_cmd_start = .;
+ .u_boot_cmd : { *(.u_boot_cmd) }
+ __u_boot_cmd_end = .;
+
+ . = ALIGN(4);
+ __bss_start = .;
+ .bss : { *(.bss) }
+ _end = .;
+}