diff options
author | Kumar Gala <galak@kernel.crashing.org> | 2007-11-29 16:47:44 (GMT) |
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committer | Kumar Gala <galak@kernel.crashing.org> | 2007-12-12 04:34:20 (GMT) |
commit | 415a613babb84d5e5d5b42e8e553868c71fc3a64 (patch) | |
tree | 493e5639768f924407a432bf124fa7c3e0f98f3c /board/freescale/mpc8541cds/mpc8541cds.c | |
parent | c2d943ffbfd3359b3b45d177b437379d2cb86fbf (diff) | |
download | u-boot-415a613babb84d5e5d5b42e8e553868c71fc3a64.tar.xz |
Move the MPC8541/MPC8555/MPC8548 CDS board under board/freescale.
Minor path corrections needed to ensure buildability.
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'board/freescale/mpc8541cds/mpc8541cds.c')
-rw-r--r-- | board/freescale/mpc8541cds/mpc8541cds.c | 534 |
1 files changed, 534 insertions, 0 deletions
diff --git a/board/freescale/mpc8541cds/mpc8541cds.c b/board/freescale/mpc8541cds/mpc8541cds.c new file mode 100644 index 0000000..9ab98d4 --- /dev/null +++ b/board/freescale/mpc8541cds/mpc8541cds.c @@ -0,0 +1,534 @@ +/* + * Copyright 2004 Freescale Semiconductor. + * + * (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.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 <common.h> +#include <pci.h> +#include <asm/processor.h> +#include <asm/immap_85xx.h> +#include <ioports.h> +#include <spd.h> +#include <libfdt.h> +#include <fdt_support.h> + +#include "../common/cadmus.h" +#include "../common/eeprom.h" +#include "../common/via.h" + +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) +extern void ddr_enable_ecc(unsigned int dram_size); +#endif + +extern long int spd_sdram(void); + +void local_bus_init(void); +void sdram_init(void); + +/* + * I/O Port configuration table + * + * if conf is 1, then that port pin will be configured at boot time + * according to the five values podr/pdir/ppar/psor/pdat for that entry + */ + +const iop_conf_t iop_conf_tab[4][32] = { + + /* Port A configuration */ + { /* conf ppar psor pdir podr pdat */ + /* PA31 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 TxENB */ + /* PA30 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 TxClav */ + /* PA29 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 TxSOC */ + /* PA28 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 RxENB */ + /* PA27 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 RxSOC */ + /* PA26 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 RxClav */ + /* PA25 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[0] */ + /* PA24 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[1] */ + /* PA23 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[2] */ + /* PA22 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[3] */ + /* PA21 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[4] */ + /* PA20 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[5] */ + /* PA19 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[6] */ + /* PA18 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXD[7] */ + /* PA17 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[7] */ + /* PA16 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[6] */ + /* PA15 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[5] */ + /* PA14 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[4] */ + /* PA13 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[3] */ + /* PA12 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[2] */ + /* PA11 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[1] */ + /* PA10 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXD[0] */ + /* PA9 */ { 0, 1, 1, 1, 0, 0 }, /* FCC1 L1TXD */ + /* PA8 */ { 0, 1, 1, 0, 0, 0 }, /* FCC1 L1RXD */ + /* PA7 */ { 0, 0, 0, 1, 0, 0 }, /* PA7 */ + /* PA6 */ { 0, 1, 1, 1, 0, 0 }, /* TDM A1 L1RSYNC */ + /* PA5 */ { 0, 0, 0, 1, 0, 0 }, /* PA5 */ + /* PA4 */ { 0, 0, 0, 1, 0, 0 }, /* PA4 */ + /* PA3 */ { 0, 0, 0, 1, 0, 0 }, /* PA3 */ + /* PA2 */ { 0, 0, 0, 1, 0, 0 }, /* PA2 */ + /* PA1 */ { 1, 0, 0, 0, 0, 0 }, /* FREERUN */ + /* PA0 */ { 0, 0, 0, 1, 0, 0 } /* PA0 */ + }, + + /* Port B configuration */ + { /* conf ppar psor pdir podr pdat */ + /* PB31 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TX_ER */ + /* PB30 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_DV */ + /* PB29 */ { 1, 1, 1, 1, 0, 0 }, /* FCC2 MII TX_EN */ + /* PB28 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_ER */ + /* PB27 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII COL */ + /* PB26 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII CRS */ + /* PB25 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[3] */ + /* PB24 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[2] */ + /* PB23 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[1] */ + /* PB22 */ { 1, 1, 0, 1, 0, 0 }, /* FCC2 MII TxD[0] */ + /* PB21 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[0] */ + /* PB20 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[1] */ + /* PB19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[2] */ + /* PB18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RxD[3] */ + /* PB17 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RX_DIV */ + /* PB16 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RX_ERR */ + /* PB15 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TX_ERR */ + /* PB14 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TX_EN */ + /* PB13 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:COL */ + /* PB12 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:CRS */ + /* PB11 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RXD */ + /* PB10 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RXD */ + /* PB9 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RXD */ + /* PB8 */ { 0, 1, 0, 0, 0, 0 }, /* FCC3:RXD */ + /* PB7 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TXD */ + /* PB6 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TXD */ + /* PB5 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TXD */ + /* PB4 */ { 0, 1, 0, 1, 0, 0 }, /* FCC3:TXD */ + /* PB3 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ + /* PB2 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ + /* PB1 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ + /* PB0 */ { 0, 0, 0, 0, 0, 0 } /* pin doesn't exist */ + }, + + /* Port C */ + { /* conf ppar psor pdir podr pdat */ + /* PC31 */ { 0, 0, 0, 1, 0, 0 }, /* PC31 */ + /* PC30 */ { 0, 0, 0, 1, 0, 0 }, /* PC30 */ + /* PC29 */ { 0, 1, 1, 0, 0, 0 }, /* SCC1 EN *CLSN */ + /* PC28 */ { 0, 0, 0, 1, 0, 0 }, /* PC28 */ + /* PC27 */ { 0, 0, 0, 1, 0, 0 }, /* UART Clock in */ + /* PC26 */ { 0, 0, 0, 1, 0, 0 }, /* PC26 */ + /* PC25 */ { 0, 0, 0, 1, 0, 0 }, /* PC25 */ + /* PC24 */ { 0, 0, 0, 1, 0, 0 }, /* PC24 */ + /* PC23 */ { 0, 1, 0, 1, 0, 0 }, /* ATMTFCLK */ + /* PC22 */ { 0, 1, 0, 0, 0, 0 }, /* ATMRFCLK */ + /* PC21 */ { 0, 1, 0, 0, 0, 0 }, /* SCC1 EN RXCLK */ + /* PC20 */ { 0, 1, 0, 0, 0, 0 }, /* SCC1 EN TXCLK */ + /* PC19 */ { 1, 1, 0, 0, 0, 0 }, /* FCC2 MII RX_CLK CLK13 */ + /* PC18 */ { 1, 1, 0, 0, 0, 0 }, /* FCC Tx Clock (CLK14) */ + /* PC17 */ { 0, 0, 0, 1, 0, 0 }, /* PC17 */ + /* PC16 */ { 0, 1, 0, 0, 0, 0 }, /* FCC Tx Clock (CLK16) */ + /* PC15 */ { 1, 1, 0, 0, 0, 0 }, /* PC15 */ + /* PC14 */ { 0, 1, 0, 0, 0, 0 }, /* SCC1 EN *CD */ + /* PC13 */ { 0, 0, 0, 1, 0, 0 }, /* PC13 */ + /* PC12 */ { 0, 1, 0, 1, 0, 0 }, /* PC12 */ + /* PC11 */ { 0, 0, 0, 1, 0, 0 }, /* LXT971 transmit control */ + /* PC10 */ { 1, 0, 0, 1, 0, 0 }, /* FETHMDC */ + /* PC9 */ { 1, 0, 0, 0, 0, 0 }, /* FETHMDIO */ + /* PC8 */ { 0, 0, 0, 1, 0, 0 }, /* PC8 */ + /* PC7 */ { 0, 0, 0, 1, 0, 0 }, /* PC7 */ + /* PC6 */ { 0, 0, 0, 1, 0, 0 }, /* PC6 */ + /* PC5 */ { 0, 0, 0, 1, 0, 0 }, /* PC5 */ + /* PC4 */ { 0, 0, 0, 1, 0, 0 }, /* PC4 */ + /* PC3 */ { 0, 0, 0, 1, 0, 0 }, /* PC3 */ + /* PC2 */ { 0, 0, 0, 1, 0, 1 }, /* ENET FDE */ + /* PC1 */ { 0, 0, 0, 1, 0, 0 }, /* ENET DSQE */ + /* PC0 */ { 0, 0, 0, 1, 0, 0 }, /* ENET LBK */ + }, + + /* Port D */ + { /* conf ppar psor pdir podr pdat */ + /* PD31 */ { 1, 1, 0, 0, 0, 0 }, /* SCC1 EN RxD */ + /* PD30 */ { 1, 1, 1, 1, 0, 0 }, /* SCC1 EN TxD */ + /* PD29 */ { 1, 1, 0, 1, 0, 0 }, /* SCC1 EN TENA */ + /* PD28 */ { 0, 1, 0, 0, 0, 0 }, /* PD28 */ + /* PD27 */ { 0, 1, 1, 1, 0, 0 }, /* PD27 */ + /* PD26 */ { 0, 0, 0, 1, 0, 0 }, /* PD26 */ + /* PD25 */ { 0, 0, 0, 1, 0, 0 }, /* PD25 */ + /* PD24 */ { 0, 0, 0, 1, 0, 0 }, /* PD24 */ + /* PD23 */ { 0, 0, 0, 1, 0, 0 }, /* PD23 */ + /* PD22 */ { 0, 0, 0, 1, 0, 0 }, /* PD22 */ + /* PD21 */ { 0, 0, 0, 1, 0, 0 }, /* PD21 */ + /* PD20 */ { 0, 0, 0, 1, 0, 0 }, /* PD20 */ + /* PD19 */ { 0, 0, 0, 1, 0, 0 }, /* PD19 */ + /* PD18 */ { 0, 0, 0, 1, 0, 0 }, /* PD18 */ + /* PD17 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXPRTY */ + /* PD16 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXPRTY */ + /* PD15 */ { 0, 1, 1, 0, 1, 0 }, /* I2C SDA */ + /* PD14 */ { 0, 0, 0, 1, 0, 0 }, /* LED */ + /* PD13 */ { 0, 0, 0, 0, 0, 0 }, /* PD13 */ + /* PD12 */ { 0, 0, 0, 0, 0, 0 }, /* PD12 */ + /* PD11 */ { 0, 0, 0, 0, 0, 0 }, /* PD11 */ + /* PD10 */ { 0, 0, 0, 0, 0, 0 }, /* PD10 */ + /* PD9 */ { 0, 1, 0, 1, 0, 0 }, /* SMC1 TXD */ + /* PD8 */ { 0, 1, 0, 0, 0, 0 }, /* SMC1 RXD */ + /* PD7 */ { 0, 0, 0, 1, 0, 1 }, /* PD7 */ + /* PD6 */ { 0, 0, 0, 1, 0, 1 }, /* PD6 */ + /* PD5 */ { 0, 0, 0, 1, 0, 1 }, /* PD5 */ + /* PD4 */ { 0, 0, 0, 1, 0, 1 }, /* PD4 */ + /* PD3 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ + /* PD2 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ + /* PD1 */ { 0, 0, 0, 0, 0, 0 }, /* pin doesn't exist */ + /* PD0 */ { 0, 0, 0, 0, 0, 0 } /* pin doesn't exist */ + } +}; + +int board_early_init_f (void) +{ + return 0; +} + +int checkboard (void) +{ + volatile ccsr_gur_t *gur = (void *)(CFG_MPC85xx_GUTS_ADDR); + + /* PCI slot in USER bits CSR[6:7] by convention. */ + uint pci_slot = get_pci_slot (); + + uint pci_dual = get_pci_dual (); /* PCI DUAL in CM_PCI[3] */ + uint pci1_32 = gur->pordevsr & 0x10000; /* PORDEVSR[15] */ + uint pci1_clk_sel = gur->porpllsr & 0x8000; /* PORPLLSR[16] */ + uint pci2_clk_sel = gur->porpllsr & 0x4000; /* PORPLLSR[17] */ + + uint pci1_speed = get_clock_freq (); /* PCI PSPEED in [4:5] */ + + uint cpu_board_rev = get_cpu_board_revision (); + + printf ("Board: CDS Version 0x%02x, PCI Slot %d\n", + get_board_version (), pci_slot); + + printf ("CPU Board Revision %d.%d (0x%04x)\n", + MPC85XX_CPU_BOARD_MAJOR (cpu_board_rev), + MPC85XX_CPU_BOARD_MINOR (cpu_board_rev), cpu_board_rev); + + printf (" PCI1: %d bit, %s MHz, %s\n", + (pci1_32) ? 32 : 64, + (pci1_speed == 33000000) ? "33" : + (pci1_speed == 66000000) ? "66" : "unknown", + pci1_clk_sel ? "sync" : "async"); + + if (pci_dual) { + printf (" PCI2: 32 bit, 66 MHz, %s\n", + pci2_clk_sel ? "sync" : "async"); + } else { + printf (" PCI2: disabled\n"); + } + + /* + * Initialize local bus. + */ + local_bus_init (); + + return 0; +} + +long int +initdram(int board_type) +{ + long dram_size = 0; + + puts("Initializing\n"); + +#if defined(CONFIG_DDR_DLL) + { + /* + * Work around to stabilize DDR DLL MSYNC_IN. + * Errata DDR9 seems to have been fixed. + * This is now the workaround for Errata DDR11: + * Override DLL = 1, Course Adj = 1, Tap Select = 0 + */ + + volatile ccsr_gur_t *gur = (void *)(CFG_MPC85xx_GUTS_ADDR); + + gur->ddrdllcr = 0x81000000; + asm("sync;isync;msync"); + udelay(200); + } +#endif + dram_size = spd_sdram(); + +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) + /* + * Initialize and enable DDR ECC. + */ + ddr_enable_ecc(dram_size); +#endif + /* + * SDRAM Initialization + */ + sdram_init(); + + puts(" DDR: "); + return dram_size; +} + +/* + * Initialize Local Bus + */ +void +local_bus_init(void) +{ + volatile ccsr_gur_t *gur = (void *)(CFG_MPC85xx_GUTS_ADDR); + volatile ccsr_lbc_t *lbc = (void *)(CFG_MPC85xx_LBC_ADDR); + + uint clkdiv; + uint lbc_hz; + sys_info_t sysinfo; + uint temp_lbcdll; + + /* + * Errata LBC11. + * Fix Local Bus clock glitch when DLL is enabled. + * + * If localbus freq is < 66Mhz, DLL bypass mode must be used. + * If localbus freq is > 133Mhz, DLL can be safely enabled. + * Between 66 and 133, the DLL is enabled with an override workaround. + */ + + get_sys_info(&sysinfo); + clkdiv = lbc->lcrr & 0x0f; + lbc_hz = sysinfo.freqSystemBus / 1000000 / clkdiv; + + if (lbc_hz < 66) { + lbc->lcrr |= 0x80000000; /* DLL Bypass */ + + } else if (lbc_hz >= 133) { + lbc->lcrr &= (~0x80000000); /* DLL Enabled */ + + } else { + lbc->lcrr &= (~0x8000000); /* DLL Enabled */ + udelay(200); + + /* + * Sample LBC DLL ctrl reg, upshift it to set the + * override bits. + */ + temp_lbcdll = gur->lbcdllcr; + gur->lbcdllcr = (((temp_lbcdll & 0xff) << 16) | 0x80000000); + asm("sync;isync;msync"); + } +} + +/* + * Initialize SDRAM memory on the Local Bus. + */ +void +sdram_init(void) +{ +#if defined(CFG_OR2_PRELIM) && defined(CFG_BR2_PRELIM) + + uint idx; + volatile ccsr_lbc_t *lbc = (void *)(CFG_MPC85xx_LBC_ADDR); + uint *sdram_addr = (uint *)CFG_LBC_SDRAM_BASE; + uint cpu_board_rev; + uint lsdmr_common; + + puts(" SDRAM: "); + + print_size (CFG_LBC_SDRAM_SIZE * 1024 * 1024, "\n"); + + /* + * Setup SDRAM Base and Option Registers + */ + lbc->or2 = CFG_OR2_PRELIM; + asm("msync"); + + lbc->br2 = CFG_BR2_PRELIM; + asm("msync"); + + lbc->lbcr = CFG_LBC_LBCR; + asm("msync"); + + + lbc->lsrt = CFG_LBC_LSRT; + lbc->mrtpr = CFG_LBC_MRTPR; + asm("msync"); + + /* + * Determine which address lines to use baed on CPU board rev. + */ + cpu_board_rev = get_cpu_board_revision(); + lsdmr_common = CFG_LBC_LSDMR_COMMON; + if (cpu_board_rev == MPC85XX_CPU_BOARD_REV_1_0) { + lsdmr_common |= CFG_LBC_LSDMR_BSMA1617; + } else if (cpu_board_rev == MPC85XX_CPU_BOARD_REV_1_1) { + lsdmr_common |= CFG_LBC_LSDMR_BSMA1516; + } else { + /* + * Assume something unable to identify itself is + * really old, and likely has lines 16/17 mapped. + */ + lsdmr_common |= CFG_LBC_LSDMR_BSMA1617; + } + + /* + * Issue PRECHARGE ALL command. + */ + lbc->lsdmr = lsdmr_common | CFG_LBC_LSDMR_OP_PCHALL; + asm("sync;msync"); + *sdram_addr = 0xff; + ppcDcbf((unsigned long) sdram_addr); + udelay(100); + + /* + * Issue 8 AUTO REFRESH commands. + */ + for (idx = 0; idx < 8; idx++) { + lbc->lsdmr = lsdmr_common | CFG_LBC_LSDMR_OP_ARFRSH; + asm("sync;msync"); + *sdram_addr = 0xff; + ppcDcbf((unsigned long) sdram_addr); + udelay(100); + } + + /* + * Issue 8 MODE-set command. + */ + lbc->lsdmr = lsdmr_common | CFG_LBC_LSDMR_OP_MRW; + asm("sync;msync"); + *sdram_addr = 0xff; + ppcDcbf((unsigned long) sdram_addr); + udelay(100); + + /* + * Issue NORMAL OP command. + */ + lbc->lsdmr = lsdmr_common | CFG_LBC_LSDMR_OP_NORMAL; + asm("sync;msync"); + *sdram_addr = 0xff; + ppcDcbf((unsigned long) sdram_addr); + udelay(200); /* Overkill. Must wait > 200 bus cycles */ + +#endif /* enable SDRAM init */ +} + +#if defined(CFG_DRAM_TEST) +int +testdram(void) +{ + uint *pstart = (uint *) CFG_MEMTEST_START; + uint *pend = (uint *) CFG_MEMTEST_END; + uint *p; + + printf("Testing DRAM from 0x%08x to 0x%08x\n", + CFG_MEMTEST_START, + CFG_MEMTEST_END); + + printf("DRAM test phase 1:\n"); + for (p = pstart; p < pend; p++) + *p = 0xaaaaaaaa; + + for (p = pstart; p < pend; p++) { + if (*p != 0xaaaaaaaa) { + printf ("DRAM test fails at: %08x\n", (uint) p); + return 1; + } + } + + printf("DRAM test phase 2:\n"); + for (p = pstart; p < pend; p++) + *p = 0x55555555; + + for (p = pstart; p < pend; p++) { + if (*p != 0x55555555) { + printf ("DRAM test fails at: %08x\n", (uint) p); + return 1; + } + } + + printf("DRAM test passed.\n"); + return 0; +} +#endif + +#if defined(CONFIG_PCI) +/* For some reason the Tundra PCI bridge shows up on itself as a + * different device. Work around that by refusing to configure it. + */ +void dummy_func(struct pci_controller* hose, pci_dev_t dev, struct pci_config_table *tab) { } + +static struct pci_config_table pci_mpc85xxcds_config_table[] = { + {0x10e3, 0x0513, PCI_ANY_ID, 1, 3, PCI_ANY_ID, dummy_func, {0,0,0}}, + {0x1106, 0x0686, PCI_ANY_ID, 1, VIA_ID, 0, mpc85xx_config_via, {0,0,0}}, + {0x1106, 0x0571, PCI_ANY_ID, 1, VIA_ID, 1, + mpc85xx_config_via_usbide, {0,0,0}}, + {0x1105, 0x3038, PCI_ANY_ID, 1, VIA_ID, 2, + mpc85xx_config_via_usb, {0,0,0}}, + {0x1106, 0x3038, PCI_ANY_ID, 1, VIA_ID, 3, + mpc85xx_config_via_usb2, {0,0,0}}, + {0x1106, 0x3058, PCI_ANY_ID, 1, VIA_ID, 5, + mpc85xx_config_via_power, {0,0,0}}, + {0x1106, 0x3068, PCI_ANY_ID, 1, VIA_ID, 6, + mpc85xx_config_via_ac97, {0,0,0}}, + {}, +}; + +static struct pci_controller hose[] = { + { config_table: pci_mpc85xxcds_config_table,}, +#ifdef CONFIG_MPC85XX_PCI2 + {}, +#endif +}; + +#endif /* CONFIG_PCI */ + +void +pci_init_board(void) +{ +#ifdef CONFIG_PCI + pci_mpc85xx_init(hose); +#endif +} + +#if defined(CONFIG_OF_BOARD_SETUP) +void +ft_pci_setup(void *blob, bd_t *bd) +{ + int node, tmp[2]; + const char *path; + + node = fdt_path_offset(blob, "/aliases"); + tmp[0] = 0; + if (node >= 0) { +#ifdef CONFIG_PCI1 + path = fdt_getprop(blob, node, "pci0", NULL); + if (path) { + tmp[1] = hose[0].last_busno - hose[0].first_busno; + do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1); + } +#endif +#ifdef CONFIG_MPC85XX_PCI2 + path = fdt_getprop(blob, node, "pci1", NULL); + if (path) { + tmp[1] = hose[1].last_busno - hose[1].first_busno; + do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1); + } +#endif + } +} +#endif |