diff options
Diffstat (limited to 'board')
30 files changed, 2842 insertions, 19 deletions
diff --git a/board/cds/mpc8541cds/mpc8541cds.c b/board/cds/mpc8541cds/mpc8541cds.c index c75a4dfe0..6b8aa68f5 100644 --- a/board/cds/mpc8541cds/mpc8541cds.c +++ b/board/cds/mpc8541cds/mpc8541cds.c @@ -32,7 +32,7 @@ #include "../common/cadmus.h" #include "../common/eeprom.h" -#if defined(CONFIG_DDR_ECC) +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) extern void ddr_enable_ecc(unsigned int dram_size); #endif @@ -271,7 +271,7 @@ initdram(int board_type) #endif dram_size = spd_sdram(); -#if defined(CONFIG_DDR_ECC) +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) /* * Initialize and enable DDR ECC. */ diff --git a/board/cds/mpc8541cds/u-boot.lds b/board/cds/mpc8541cds/u-boot.lds index f8cee53ee..bd697d8d0 100644 --- a/board/cds/mpc8541cds/u-boot.lds +++ b/board/cds/mpc8541cds/u-boot.lds @@ -69,7 +69,6 @@ SECTIONS cpu/mpc85xx/interrupts.o (.text) cpu/mpc85xx/cpu_init.o (.text) cpu/mpc85xx/cpu.o (.text) - cpu/mpc85xx/tsec.o (.text) cpu/mpc85xx/speed.o (.text) cpu/mpc85xx/pci.o (.text) common/dlmalloc.o (.text) diff --git a/board/cds/mpc8548cds/Makefile b/board/cds/mpc8548cds/Makefile new file mode 100644 index 000000000..0d4abbd71 --- /dev/null +++ b/board/cds/mpc8548cds/Makefile @@ -0,0 +1,51 @@ +# +# Copyright 2004 Freescale Semiconductor. +# (C) Copyright 2001 +# 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 $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS := $(BOARD).o \ + ../common/cadmus.o \ + ../common/eeprom.o + +SOBJS := init.o + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $(OBJS) + +clean: + rm -f $(OBJS) $(SOBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +-include .depend + +######################################################################### diff --git a/board/cds/mpc8548cds/config.mk b/board/cds/mpc8548cds/config.mk new file mode 100644 index 000000000..242a67620 --- /dev/null +++ b/board/cds/mpc8548cds/config.mk @@ -0,0 +1,30 @@ +# +# Copyright 2004 Freescale Semiconductor. +# +# 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 +# + +# +# mpc8548cds board +# +TEXT_BASE = 0xfff80000 + +PLATFORM_CPPFLAGS += -DCONFIG_E500=1 +PLATFORM_CPPFLAGS += -DCONFIG_MPC85xx=1 +PLATFORM_CPPFLAGS += -DCONFIG_MPC8548=1 diff --git a/board/cds/mpc8548cds/init.S b/board/cds/mpc8548cds/init.S new file mode 100644 index 000000000..53dcd0d76 --- /dev/null +++ b/board/cds/mpc8548cds/init.S @@ -0,0 +1,255 @@ +/* + * Copyright 2004 Freescale Semiconductor. + * Copyright 2002,2003, Motorola 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., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <ppc_asm.tmpl> +#include <ppc_defs.h> +#include <asm/cache.h> +#include <asm/mmu.h> +#include <config.h> +#include <mpc85xx.h> + + +/* + * TLB0 and TLB1 Entries + * + * Out of reset, TLB1's Entry 0 maps the highest 4K for CCSRBAR. + * However, CCSRBAR is then relocated to CFG_CCSRBAR right after + * these TLB entries are established. + * + * The TLB entries for DDR are dynamically setup in spd_sdram() + * and use TLB1 Entries 8 through 15 as needed according to the + * size of DDR memory. + * + * MAS0: tlbsel, esel, nv + * MAS1: valid, iprot, tid, ts, tsize + * MAS2: epn, sharen, x0, x1, w, i, m, g, e + * MAS3: rpn, u0-u3, ux, sx, uw, sw, ur, sr + */ + +#define entry_start \ + mflr r1 ; \ + bl 0f ; + +#define entry_end \ +0: mflr r0 ; \ + mtlr r1 ; \ + blr ; + + + .section .bootpg, "ax" + .globl tlb1_entry +tlb1_entry: + entry_start + + /* + * Number of TLB0 and TLB1 entries in the following table + */ + .long 13 + +#if (CFG_CCSRBAR_DEFAULT != CFG_CCSRBAR) + /* + * TLB0 4K Non-cacheable, guarded + * 0xff700000 4K Initial CCSRBAR mapping + * + * This ends up at a TLB0 Index==0 entry, and must not collide + * with other TLB0 Entries. + */ + .long TLB1_MAS0(0, 0, 0) + .long TLB1_MAS1(1, 0, 0, 0, 0) + .long TLB1_MAS2(E500_TLB_EPN(CFG_CCSRBAR_DEFAULT), 0,0,0,0,1,0,1,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_CCSRBAR_DEFAULT), 0,0,0,0,0,1,0,1,0,1) +#else +#error("Update the number of table entries in tlb1_entry") +#endif + + /* + * TLB0 16K Cacheable, non-guarded + * 0xd001_0000 16K Temporary Global data for initialization + * + * Use four 4K TLB0 entries. These entries must be cacheable + * as they provide the bootstrap memory before the memory + * controler and real memory have been configured. + * + * These entries end up at TLB0 Indicies 0x10, 0x14, 0x18 and 0x1c, + * and must not collide with other TLB0 entries. + */ + .long TLB1_MAS0(0, 0, 0) + .long TLB1_MAS1(1, 0, 0, 0, 0) + .long TLB1_MAS2(E500_TLB_EPN(CFG_INIT_RAM_ADDR), + 0,0,0,0,0,0,0,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_INIT_RAM_ADDR), + 0,0,0,0,0,1,0,1,0,1) + + .long TLB1_MAS0(0, 0, 0) + .long TLB1_MAS1(1, 0, 0, 0, 0) + .long TLB1_MAS2(E500_TLB_EPN(CFG_INIT_RAM_ADDR + 4 * 1024), + 0,0,0,0,0,0,0,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_INIT_RAM_ADDR + 4 * 1024), + 0,0,0,0,0,1,0,1,0,1) + + .long TLB1_MAS0(0, 0, 0) + .long TLB1_MAS1(1, 0, 0, 0, 0) + .long TLB1_MAS2(E500_TLB_EPN(CFG_INIT_RAM_ADDR + 8 * 1024), + 0,0,0,0,0,0,0,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_INIT_RAM_ADDR + 8 * 1024), + 0,0,0,0,0,1,0,1,0,1) + + .long TLB1_MAS0(0, 0, 0) + .long TLB1_MAS1(1, 0, 0, 0, 0) + .long TLB1_MAS2(E500_TLB_EPN(CFG_INIT_RAM_ADDR + 12 * 1024), + 0,0,0,0,0,0,0,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_INIT_RAM_ADDR + 12 * 1024), + 0,0,0,0,0,1,0,1,0,1) + + + /* + * TLB 0: 16M Non-cacheable, guarded + * 0xff000000 16M FLASH + * Out of reset this entry is only 4K. + */ + .long TLB1_MAS0(1, 0, 0) + .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_16M) + .long TLB1_MAS2(E500_TLB_EPN(CFG_FLASH_BASE), 0,0,0,0,1,0,1,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_FLASH_BASE), 0,0,0,0,0,1,0,1,0,1) + + /* + * TLB 1: 256M Non-cacheable, guarded + * 0x80000000 256M PCI1 MEM First half + */ + .long TLB1_MAS0(1, 1, 0) + .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M) + .long TLB1_MAS2(E500_TLB_EPN(CFG_PCI1_MEM_BASE), 0,0,0,0,1,0,1,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_PCI1_MEM_BASE), 0,0,0,0,0,1,0,1,0,1) + + /* + * TLB 2: 256M Non-cacheable, guarded + * 0x90000000 256M PCI1 MEM Second half + */ + .long TLB1_MAS0(1, 2, 0) + .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M) + .long TLB1_MAS2(E500_TLB_EPN(CFG_PCI1_MEM_BASE + 0x10000000), + 0,0,0,0,1,0,1,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_PCI1_MEM_BASE + 0x10000000), + 0,0,0,0,0,1,0,1,0,1) + + /* + * TLB 3: 256M Non-cacheable, guarded + * 0xa0000000 256M PCI2 MEM First half + */ + .long TLB1_MAS0(1, 3, 0) + .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M) + .long TLB1_MAS2(E500_TLB_EPN(CFG_PCI2_MEM_BASE), 0,0,0,0,1,0,1,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_PCI2_MEM_BASE), 0,0,0,0,0,1,0,1,0,1) + + /* + * TLB 4: 256M Non-cacheable, guarded + * 0xb0000000 256M PCI2 MEM Second half + */ + .long TLB1_MAS0(1, 4, 0) + .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_256M) + .long TLB1_MAS2(E500_TLB_EPN(CFG_PCI2_MEM_BASE + 0x10000000), + 0,0,0,0,1,0,1,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_PCI2_MEM_BASE + 0x10000000), + 0,0,0,0,0,1,0,1,0,1) + + /* + * TLB 5: 64M Non-cacheable, guarded + * 0xe000_0000 1M CCSRBAR + * 0xe200_0000 16M PCI1 IO + * 0xe300_0000 16M PCI2 IO + */ + .long TLB1_MAS0(1, 5, 0) + .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_64M) + .long TLB1_MAS2(E500_TLB_EPN(CFG_CCSRBAR), 0,0,0,0,1,0,1,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_CCSRBAR), 0,0,0,0,0,1,0,1,0,1) + + /* + * TLB 6: 64M Cacheable, non-guarded + * 0xf000_0000 64M LBC SDRAM + */ + .long TLB1_MAS0(1, 6, 0) + .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_64M) + .long TLB1_MAS2(E500_TLB_EPN(CFG_LBC_SDRAM_BASE), 0,0,0,0,0,0,0,0) + .long TLB1_MAS3(E500_TLB_RPN(CFG_LBC_SDRAM_BASE), 0,0,0,0,0,1,0,1,0,1) + + /* + * TLB 7: 1M Non-cacheable, guarded + * 0xf8000000 1M CADMUS registers + */ + .long TLB1_MAS0(1, 7, 0) + .long TLB1_MAS1(1, 1, 0, 0, BOOKE_PAGESZ_1M) + .long TLB1_MAS2(E500_TLB_EPN(CADMUS_BASE_ADDR), 0,0,0,0,1,0,1,0) + .long TLB1_MAS3(E500_TLB_RPN(CADMUS_BASE_ADDR), 0,0,0,0,0,1,0,1,0,1) + + entry_end + +/* + * LAW(Local Access Window) configuration: + * + * 0x0000_0000 0x7fff_ffff DDR 2G + * 0x8000_0000 0x9fff_ffff PCI1 MEM 512M + * 0xa000_0000 0xbfff_ffff PCI2 MEM 512M + * 0xe000_0000 0xe000_ffff CCSR 1M + * 0xe200_0000 0xe2ff_ffff PCI1 IO 16M + * 0xe300_0000 0xe3ff_ffff PCI2 IO 16M + * 0xf000_0000 0xf7ff_ffff SDRAM 128M + * 0xf800_0000 0xf80f_ffff NVRAM/CADMUS (*) 1M + * 0xff00_0000 0xff7f_ffff FLASH (2nd bank) 8M + * 0xff80_0000 0xffff_ffff FLASH (boot bank) 8M + * + * Notes: + * CCSRBAR and L2-as-SRAM don't need a configured Local Access Window. + * If flash is 8M at default position (last 8M), no LAW needed. + * + * The defines below are 1-off of the actual LAWAR0 usage. + * So LAWAR3 define uses the LAWAR4 register in the ECM. + */ + +#define LAWBAR0 0 +#define LAWAR0 ((LAWAR_TRGT_IF_DDR | (LAWAR_SIZE & LAWAR_SIZE_128M)) & ~LAWAR_EN) + +#define LAWBAR1 ((CFG_PCI1_MEM_BASE>>12) & 0xfffff) +#define LAWAR1 (LAWAR_EN | LAWAR_TRGT_IF_PCI1 | (LAWAR_SIZE & LAWAR_SIZE_512M)) + +#define LAWBAR2 ((CFG_PCI2_MEM_BASE>>12) & 0xfffff) +#define LAWAR2 (LAWAR_EN | LAWAR_TRGT_IF_PCI2 | (LAWAR_SIZE & LAWAR_SIZE_512M)) + +#define LAWBAR3 ((CFG_PCI1_IO_BASE>>12) & 0xfffff) +#define LAWAR3 (LAWAR_EN | LAWAR_TRGT_IF_PCI1 | (LAWAR_SIZE & LAWAR_SIZE_16M)) + +#define LAWBAR4 ((CFG_PCI2_IO_BASE>>12) & 0xfffff) +#define LAWAR4 (LAWAR_EN | LAWAR_TRGT_IF_PCI2 | (LAWAR_SIZE & LAWAR_SIZE_16M)) + +/* LBC window - maps 256M 0xf0000000 -> 0xffffffff */ +#define LAWBAR5 ((CFG_LBC_SDRAM_BASE>>12) & 0xfffff) +#define LAWAR5 (LAWAR_EN | LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_256M)) + + .section .bootpg, "ax" + .globl law_entry + +law_entry: + entry_start + .long 6 + .long LAWBAR0,LAWAR0,LAWBAR1,LAWAR1,LAWBAR2,LAWAR2,LAWBAR3,LAWAR3 + .long LAWBAR4,LAWAR4,LAWBAR5,LAWAR5 + entry_end diff --git a/board/cds/mpc8548cds/mpc8548cds.c b/board/cds/mpc8548cds/mpc8548cds.c new file mode 100644 index 000000000..5bc08900a --- /dev/null +++ b/board/cds/mpc8548cds/mpc8548cds.c @@ -0,0 +1,329 @@ +/* + * 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 <spd.h> + +#include "../common/cadmus.h" +#include "../common/eeprom.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); + +int board_early_init_f (void) +{ + return 0; +} + +int checkboard (void) +{ + volatile immap_t *immap = (immap_t *) CFG_CCSRBAR; + volatile ccsr_gur_t *gur = &immap->im_gur; + + /* 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 (); + + + /* + * Hack TSEC 3 and 4 IO voltages. + */ + gur->tsec34ioovcr = 0xe7e0; /* 1110 0111 1110 0xxx */ + + return 0; +} + +long int +initdram(int board_type) +{ + long dram_size = 0; + volatile immap_t *immap = (immap_t *)CFG_IMMR; + + 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= &immap->im_gur; + + 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 immap_t *immap = (immap_t *)CFG_IMMR; + volatile ccsr_gur_t *gur = &immap->im_gur; + volatile ccsr_lbc_t *lbc = &immap->im_lbc; + + uint clkdiv; + uint lbc_hz; + sys_info_t sysinfo; + + get_sys_info(&sysinfo); + clkdiv = (lbc->lcrr & 0x0f) * 2; + lbc_hz = sysinfo.freqSystemBus / 1000000 / clkdiv; + + gur->lbiuiplldcr1 = 0x00078080; + if (clkdiv == 16) { + gur->lbiuiplldcr0 = 0x7c0f1bf0; + } else if (clkdiv == 8) { + gur->lbiuiplldcr0 = 0x6c0f1bf0; + } else if (clkdiv == 4) { + gur->lbiuiplldcr0 = 0x5c0f1bf0; + } + + lbc->lcrr |= 0x00030000; + + 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 immap_t *immap = (immap_t *)CFG_IMMR; + volatile ccsr_lbc_t *lbc = &immap->im_lbc; + 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"); + + /* + * MPC8548 uses "new" 15-16 style addressing. + */ + cpu_board_rev = get_cpu_board_revision(); + lsdmr_common = CFG_LBC_LSDMR_COMMON; + lsdmr_common |= CFG_LBC_LSDMR_BSMA1516; + + /* + * 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) + +/* + * Initialize PCI Devices, report devices found. + */ + +#ifndef CONFIG_PCI_PNP +static struct pci_config_table pci_mpc85xxcds_config_table[] = { + { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, + PCI_IDSEL_NUMBER, PCI_ANY_ID, + pci_cfgfunc_config_device, { PCI_ENET0_IOADDR, + PCI_ENET0_MEMADDR, + PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER + } }, + { } +}; +#endif + +static struct pci_controller hose = { +#ifndef CONFIG_PCI_PNP + config_table: pci_mpc85xxcds_config_table, +#endif +}; + +#endif /* CONFIG_PCI */ + +void +pci_init_board(void) +{ +#ifdef CONFIG_PCI + extern void pci_mpc85xx_init(struct pci_controller *hose); + + pci_mpc85xx_init(&hose); +#endif +} diff --git a/board/cds/mpc8548cds/u-boot.lds b/board/cds/mpc8548cds/u-boot.lds new file mode 100644 index 000000000..36d24073d --- /dev/null +++ b/board/cds/mpc8548cds/u-boot.lds @@ -0,0 +1,146 @@ +/* + * Copyright 2004 Freescale Semiconductor. + * + * 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_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + .resetvec 0xFFFFFFFC : + { + *(.resetvec) + } = 0xffff + + .bootpg 0xFFFFF000 : + { + cpu/mpc85xx/start.o (.bootpg) + board/cds/mpc8548cds/init.o (.bootpg) + } = 0xffff + + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + cpu/mpc85xx/start.o (.text) + board/cds/mpc8548cds/init.o (.text) + cpu/mpc85xx/traps.o (.text) + cpu/mpc85xx/interrupts.o (.text) + cpu/mpc85xx/cpu_init.o (.text) + cpu/mpc85xx/cpu.o (.text) + cpu/mpc85xx/speed.o (.text) + cpu/mpc85xx/pci.o (.text) + common/dlmalloc.o (.text) + lib_generic/crc32.o (.text) + lib_ppc/extable.o (.text) + lib_generic/zlib.o (.text) + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x00FF) & 0xFFFFFF00; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2; + __fixup_entries = (. - _FIXUP_TABLE_) >> 2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(256); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(256); + __init_end = .; + + __bss_start = .; + .bss : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); +} diff --git a/board/cds/mpc8555cds/mpc8555cds.c b/board/cds/mpc8555cds/mpc8555cds.c index a40de2198..18adf5b9e 100644 --- a/board/cds/mpc8555cds/mpc8555cds.c +++ b/board/cds/mpc8555cds/mpc8555cds.c @@ -30,7 +30,7 @@ #include "../common/cadmus.h" #include "../common/eeprom.h" -#if defined(CONFIG_DDR_ECC) +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) extern void ddr_enable_ecc(unsigned int dram_size); #endif @@ -269,7 +269,7 @@ initdram(int board_type) #endif dram_size = spd_sdram(); -#if defined(CONFIG_DDR_ECC) +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) /* * Initialize and enable DDR ECC. */ diff --git a/board/cds/mpc8555cds/u-boot.lds b/board/cds/mpc8555cds/u-boot.lds index d14cb9c03..5d45d3803 100644 --- a/board/cds/mpc8555cds/u-boot.lds +++ b/board/cds/mpc8555cds/u-boot.lds @@ -69,7 +69,6 @@ SECTIONS cpu/mpc85xx/interrupts.o (.text) cpu/mpc85xx/cpu_init.o (.text) cpu/mpc85xx/cpu.o (.text) - cpu/mpc85xx/tsec.o (.text) cpu/mpc85xx/speed.o (.text) cpu/mpc85xx/pci.o (.text) common/dlmalloc.o (.text) diff --git a/board/mpc8349ads/Makefile b/board/mpc8349ads/Makefile new file mode 100644 index 000000000..4327b0d3e --- /dev/null +++ b/board/mpc8349ads/Makefile @@ -0,0 +1,45 @@ +# +# Copyright 2004 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., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS := $(BOARD).o + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $(OBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +-include .depend + +######################################################################### diff --git a/board/mpc8349ads/config.mk b/board/mpc8349ads/config.mk new file mode 100644 index 000000000..4602169ec --- /dev/null +++ b/board/mpc8349ads/config.mk @@ -0,0 +1,27 @@ +# +# Copyright 2004 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., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +# +# MPC83xxADS +# + +TEXT_BASE = 0xFE700000 diff --git a/board/mpc8349ads/mpc8349ads.c b/board/mpc8349ads/mpc8349ads.c new file mode 100644 index 000000000..da8d3d7e8 --- /dev/null +++ b/board/mpc8349ads/mpc8349ads.c @@ -0,0 +1,276 @@ +/* + * Copyright 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., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + * + * Change log: + * 20050101: Eran Liberty (liberty@freescale.com) + * Initial file creating (porting from 85XX & 8260) + */ + +#include <common.h> +#include <ioports.h> +#include <mpc83xx.h> +#include <asm/mpc8349_pci.h> +#include <i2c.h> +#include <spd.h> +#include <miiphy.h> +#if defined(CONFIG_PCI) +#include <pci.h> +#endif +#if defined(CONFIG_SPD_EEPROM) +#include <spd_sdram.h> +#endif +int fixed_sdram(void); +void sdram_init(void); + +int board_early_init_f (void) +{ + volatile u8* bcsr = (volatile u8*)CFG_BCSR; + + /* Enable flash write */ + bcsr[1] &= ~0x01; + + return 0; +} + + +#define ns2clk(ns) (ns / (1000000000 / CONFIG_8349_CLKIN) + 1) + +long int initdram (int board_type) +{ + volatile immap_t *im = (immap_t *)CFG_IMMRBAR; + u32 msize = 0; + + if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32)im) + return -1; + + /* DDR SDRAM - Main SODIMM */ + im->sysconf.ddrlaw[0].bar = CFG_DDR_BASE & LAWBAR_BAR; +#if defined(CONFIG_SPD_EEPROM) + msize = spd_sdram(NULL); +#else + msize = fixed_sdram(); +#endif + /* + * Initialize SDRAM if it is on local bus. + */ + sdram_init(); + puts(" DDR RAM: "); + /* return total bus SDRAM size(bytes) -- DDR */ + return (msize * 1024 * 1024); +} + + +#if !defined(CONFIG_SPD_EEPROM) +/************************************************************************* + * fixed sdram init -- doesn't use serial presence detect. + ************************************************************************/ +int fixed_sdram(void) +{ + volatile immap_t *im = (immap_t *)CFG_IMMRBAR; + u32 msize = 0; + u32 ddr_size; + u32 ddr_size_log2; + + msize = CFG_DDR_SIZE; + for (ddr_size = msize << 20, ddr_size_log2 = 0; + (ddr_size > 1); + ddr_size = ddr_size>>1, ddr_size_log2++) { + if (ddr_size & 1) { + return -1; + } + } + im->sysconf.ddrlaw[0].ar = LAWAR_EN | ((ddr_size_log2 - 1) & LAWAR_SIZE); +#if (CFG_DDR_SIZE != 256) +#warning Currenly any ddr size other than 256 is not supported +#endif + + im->ddr.csbnds[0].csbnds = 0x00100017; + im->ddr.csbnds[1].csbnds = 0x0018001f; + im->ddr.csbnds[2].csbnds = 0x00000007; + im->ddr.csbnds[3].csbnds = 0x0008000f; + im->ddr.cs_config[0] = CFG_DDR_CONFIG; + im->ddr.cs_config[1] = CFG_DDR_CONFIG; + im->ddr.cs_config[2] = CFG_DDR_CONFIG; + im->ddr.cs_config[3] = CFG_DDR_CONFIG; + im->ddr.timing_cfg_1 = + 3 << TIMING_CFG1_PRETOACT_SHIFT | + 7 << TIMING_CFG1_ACTTOPRE_SHIFT | + 3 << TIMING_CFG1_ACTTORW_SHIFT | + 4 << TIMING_CFG1_CASLAT_SHIFT | + 3 << TIMING_CFG1_REFREC_SHIFT | + 3 << TIMING_CFG1_WRREC_SHIFT | + 2 << TIMING_CFG1_ACTTOACT_SHIFT | + 1 << TIMING_CFG1_WRTORD_SHIFT; + im->ddr.timing_cfg_2 = 2 << TIMING_CFG2_WR_DATA_DELAY_SHIFT; + im->ddr.sdram_cfg = + SDRAM_CFG_SREN +#if defined(CONFIG_DDR_2T_TIMING) + | SDRAM_CFG_2T_EN +#endif + | 2 << SDRAM_CFG_SDRAM_TYPE_SHIFT; + im->ddr.sdram_mode = + 0x2000 << SDRAM_MODE_ESD_SHIFT | + 0x0162 << SDRAM_MODE_SD_SHIFT; + + im->ddr.sdram_interval = 0x045B << SDRAM_INTERVAL_REFINT_SHIFT | + 0x0100 << SDRAM_INTERVAL_BSTOPRE_SHIFT; + udelay(200); + + im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN; + + return msize; +} +#endif/*!CFG_SPD_EEPROM*/ + + +int checkboard (void) +{ + puts("Board: Freescale MPC8349ADS\n"); + return 0; +} + +#if defined(CONFIG_PCI) +/* + * Initialize PCI Devices, report devices found + */ +#ifndef CONFIG_PCI_PNP +static struct pci_config_table pci_mpc83xxads_config_table[] = { + {PCI_ANY_ID,PCI_ANY_ID,PCI_ANY_ID,PCI_ANY_ID, + pci_cfgfunc_config_device, {PCI_ENET0_IOADDR, + PCI_ENET0_MEMADDR, + PCI_COMMON_MEMORY | PCI_COMMAND_MASTER + } }, + {} +} +#endif + + +volatile static struct pci_controller hose[] = { + { +#ifndef CONFIG_PCI_PNP + config_table:pci_mpc83xxads_config_table, +#endif + }, + { +#ifndef CONFIG_PCI_PNP + config_table:pci_mpc83xxads_config_table, +#endif + } +}; +#endif /* CONFIG_PCI */ + + +void +pci_init_board(void) +{ +#ifdef CONFIG_PCI + extern void pci_mpc83xx_init(volatile struct pci_controller *hose); + + pci_mpc83xx_init(hose); +#endif /* CONFIG_PCI */ +} + +/* + * if MPC8349ADS is soldered with SDRAM + */ +#if defined(CFG_BR2_PRELIM) \ + && defined(CFG_OR2_PRELIM) \ + && defined(CFG_LBLAWBAR2_PRELIM) \ + && defined(CFG_LBLAWAR2_PRELIM) +/* + * Initialize SDRAM memory on the Local Bus. + */ + +void +sdram_init(void) +{ + volatile immap_t *immap = (immap_t *)CFG_IMMRBAR; + volatile lbus8349_t *lbc= &immap->lbus; + uint *sdram_addr = (uint *)CFG_LBC_SDRAM_BASE; + + puts("\n SDRAM on Local Bus: "); + print_size (CFG_LBC_SDRAM_SIZE * 1024 * 1024, "\n"); + + /* + * Setup SDRAM Base and Option Registers, already done in cpu_init.c + */ + + /*setup mtrpt, lsrt and lbcr for LB bus*/ + lbc->lbcr = CFG_LBC_LBCR; + lbc->mrtpr = CFG_LBC_MRTPR; + lbc->lsrt = CFG_LBC_LSRT; + asm("sync"); + + /* + * Configure the SDRAM controller Machine Mode Register. + */ + lbc->lsdmr = CFG_LBC_LSDMR_5; /* 0x40636733; normal operation*/ + + lbc->lsdmr = CFG_LBC_LSDMR_1; /*0x68636733;precharge all the banks*/ + asm("sync"); + *sdram_addr = 0xff; + udelay(100); + + lbc->lsdmr = CFG_LBC_LSDMR_2;/*0x48636733;auto refresh*/ + asm("sync"); + /*1 times*/ + *sdram_addr = 0xff; + udelay(100); + /*2 times*/ + *sdram_addr = 0xff; + udelay(100); + /*3 times*/ + *sdram_addr = 0xff; + udelay(100); + /*4 times*/ + *sdram_addr = 0xff; + udelay(100); + /*5 times*/ + *sdram_addr = 0xff; + udelay(100); + /*6 times*/ + *sdram_addr = 0xff; + udelay(100); + /*7 times*/ + *sdram_addr = 0xff; + udelay(100); + /*8 times*/ + *sdram_addr = 0xff; + udelay(100); + + /* 0x58636733;mode register write operation */ + lbc->lsdmr = CFG_LBC_LSDMR_4; + asm("sync"); + *sdram_addr = 0xff; + udelay(100); + + lbc->lsdmr = CFG_LBC_LSDMR_5; /*0x40636733;normal operation*/ + asm("sync"); + *sdram_addr = 0xff; + udelay(100); +} +#else +void +sdram_init(void) +{ + put("SDRAM on Local Bus is NOT available!\n"); +} +#endif diff --git a/board/mpc8349ads/u-boot.lds b/board/mpc8349ads/u-boot.lds new file mode 100644 index 000000000..12c2d6f13 --- /dev/null +++ b/board/mpc8349ads/u-boot.lds @@ -0,0 +1,119 @@ +/* + * Copyright 2004 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., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_ARCH(powerpc) +SECTIONS +{ + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + cpu/mpc83xx/start.o (.text) + *(.text) + *(.fixup) + *(.got1) + . = ALIGN(16); + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x0FFF) & 0xFFFFF000; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2; + __fixup_entries = (. - _FIXUP_TABLE_) >> 2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(4096); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(4096); + __init_end = .; + + __bss_start = .; + .bss : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); +} +ENTRY(_start) diff --git a/board/mpc8540ads/mpc8540ads.c b/board/mpc8540ads/mpc8540ads.c index 01b03866e..d0eb6904a 100644 --- a/board/mpc8540ads/mpc8540ads.c +++ b/board/mpc8540ads/mpc8540ads.c @@ -31,7 +31,7 @@ #include <asm/immap_85xx.h> #include <spd.h> -#if defined(CONFIG_DDR_ECC) +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) extern void ddr_enable_ecc(unsigned int dram_size); #endif @@ -96,7 +96,7 @@ initdram(int board_type) dram_size = fixed_sdram (); #endif -#if defined(CONFIG_DDR_ECC) +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) /* * Initialize and enable DDR ECC. */ diff --git a/board/mpc8540ads/u-boot.lds b/board/mpc8540ads/u-boot.lds index 56dd457ae..85852d59d 100644 --- a/board/mpc8540ads/u-boot.lds +++ b/board/mpc8540ads/u-boot.lds @@ -70,7 +70,6 @@ SECTIONS cpu/mpc85xx/interrupts.o (.text) cpu/mpc85xx/cpu_init.o (.text) cpu/mpc85xx/cpu.o (.text) - cpu/mpc85xx/tsec.o (.text) cpu/mpc85xx/speed.o (.text) cpu/mpc85xx/pci.o (.text) common/dlmalloc.o (.text) diff --git a/board/mpc8540eval/Makefile b/board/mpc8540eval/Makefile new file mode 100644 index 000000000..6f1995e08 --- /dev/null +++ b/board/mpc8540eval/Makefile @@ -0,0 +1,49 @@ +# +# (C) Copyright 2001 +# 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 $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS := $(BOARD).o flash.o +#OBJS := $(BOARD).o flash.o $(BOARD)_slave.o +SOBJS := init.o +#SOBJS := + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $(OBJS) + +clean: + rm -f $(OBJS) $(SOBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +-include .depend + +######################################################################### diff --git a/board/mpc8540eval/config.mk b/board/mpc8540eval/config.mk new file mode 100644 index 000000000..68271bd70 --- /dev/null +++ b/board/mpc8540eval/config.mk @@ -0,0 +1,34 @@ +# Modified by Xianghua Xiao, X.Xiao@motorola.com +# (C) Copyright 2002,Motorola 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., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +# +# gda8540 board +# default CCARBAR is at 0xff700000 +# assume U-Boot is less than 0.5MB +# +#TEXT_BASE = 0x1000000 +TEXT_BASE = 0xfff80000 + + +PLATFORM_CPPFLAGS += -DCONFIG_MPC85xx=1 +PLATFORM_CPPFLAGS += -DCONFIG_MPC8540=1 +PLATFORM_CPPFLAGS += -DCONFIG_E500=1 diff --git a/board/mpc8540eval/flash.c b/board/mpc8540eval/flash.c new file mode 100644 index 000000000..7300a041a --- /dev/null +++ b/board/mpc8540eval/flash.c @@ -0,0 +1,892 @@ +/* + * (C) Copyright 2003 Motorola Inc. + * Xianghua Xiao,(X.Xiao@motorola.com) + * + * (C) Copyright 2000, 2001 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2001, Stuart Hughes, Lineo Inc, stuarth@lineo.com + * Add support the Sharp chips on the mpc8260ads. + * I started with board/ip860/flash.c and made changes I found in + * the MTD project by David Schleef. + * + * 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> + +#if !defined(CFG_NO_FLASH) + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ + +#if defined(CFG_ENV_IS_IN_FLASH) +# ifndef CFG_ENV_ADDR +# define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_ENV_OFFSET) +# endif +# ifndef CFG_ENV_SIZE +# define CFG_ENV_SIZE CFG_ENV_SECT_SIZE +# endif +# ifndef CFG_ENV_SECT_SIZE +# define CFG_ENV_SECT_SIZE CFG_ENV_SIZE +# endif +#endif + +/* + * The variable should be in the flash info structure. Since it + * is only used in this board specific file it is declared here. + * In the future I think an endian flag should be part of the + * flash_info_t structure. (Ron Alder) + */ +static ulong big_endian = 0; + +/*----------------------------------------------------------------------- + * Functions + */ +static ulong flash_get_size (vu_long *addr, flash_info_t *info); +static int write_block (flash_info_t *info, uchar * src, ulong dest, ulong cnt); +static int write_short (flash_info_t *info, ulong dest, ushort data); +static int write_word (flash_info_t *info, ulong dest, ulong data); +static int clear_block_lock_bit(flash_info_t *info, vu_long * addr); +/*----------------------------------------------------------------------- + */ + +unsigned long flash_init (void) +{ + unsigned long size; + int i; + + /* Init: enable write, + * or we cannot even write flash commands + */ + for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) { + flash_info[i].flash_id = FLASH_UNKNOWN; + + /* set the default sector offset */ + } + + /* Static FLASH Bank configuration here - FIXME XXX */ + + size = flash_get_size((vu_long *)CFG_FLASH_BASE, &flash_info[0]); + + if (flash_info[0].flash_id == FLASH_UNKNOWN) { + printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n", + size, size<<20); + } + + /* Re-do sizing to get full correct info */ + size = flash_get_size((vu_long *)CFG_FLASH_BASE, &flash_info[0]); + + flash_info[0].size = size; + +#if !defined(CONFIG_RAM_AS_FLASH) +#if CFG_MONITOR_BASE >= CFG_FLASH_BASE + /* monitor protection ON by default */ + flash_protect(FLAG_PROTECT_SET, + CFG_MONITOR_BASE, + CFG_MONITOR_BASE+monitor_flash_len-1, + &flash_info[0]); +#endif + +#ifdef CFG_ENV_IS_IN_FLASH + /* ENV protection ON by default */ + flash_protect(FLAG_PROTECT_SET, + CFG_ENV_ADDR, + CFG_ENV_ADDR+CFG_ENV_SECT_SIZE-1, + &flash_info[0]); +#endif +#endif + return (size); +} + +/*----------------------------------------------------------------------- + */ +void flash_print_info (flash_info_t *info) +{ + int i; + + if (info->flash_id == FLASH_UNKNOWN) { + printf ("missing or unknown FLASH type\n"); + return; + } + + switch (info->flash_id & FLASH_VENDMASK) { + case FLASH_MAN_INTEL: printf ("Intel "); break; + case FLASH_MAN_SHARP: printf ("Sharp "); break; + default: printf ("Unknown Vendor "); break; + } + + switch (info->flash_id & FLASH_TYPEMASK) { + case FLASH_28F016SV: printf ("28F016SV (16 Mbit, 32 x 64k)\n"); + break; + case FLASH_28F160S3: printf ("28F160S3 (16 Mbit, 32 x 512K)\n"); + break; + case FLASH_28F320S3: printf ("28F320S3 (32 Mbit, 64 x 512K)\n"); + break; + case FLASH_LH28F016SCT: printf ("28F016SC (16 Mbit, 32 x 64K)\n"); + break; + case FLASH_28F640J3A: printf ("28F640J3A (64 Mbit, 64 x 128K)\n"); + break; + default: printf ("Unknown Chip Type\n"); + break; + } + + printf (" Size: %ld MB in %d Sectors\n", + info->size >> 20, info->sector_count); + + printf (" Sector Start Addresses:"); + for (i=0; i<info->sector_count; ++i) { + if ((i % 5) == 0) + printf ("\n "); + printf (" %08lX%s", + info->start[i], + info->protect[i] ? " (RO)" : " " + ); + } + printf ("\n"); +} + + /* only deal with 16 bit and 32 bit port width, 16bit chip */ +static ulong flash_get_size (vu_long *addr, flash_info_t *info) +{ + short i; + ulong value,va,vb,vc,vd; + ulong base = (ulong)addr; + ulong sector_offset; + +#ifdef DEBUG + printf("Check flash at 0x%08x\n",(uint)addr); +#endif + /* Write "Intelligent Identifier" command: read Manufacturer ID */ + *addr = 0x90909090; + udelay(20); + asm("sync"); + +#ifndef CFG_FLASH_CFI + printf("Not define CFG_FLASH_CFI\n"); + return (0); +#else + value = addr[0]; + va=(value & 0xFF000000)>>24; + vb=(value & 0x00FF0000)>>16; + vc=(value & 0x0000FF00)>>8; + vd=(value & 0x000000FF); + if ((va==0) && (vb==0)) { + printf("cannot identify Flash\n"); + info->flash_id = FLASH_UNKNOWN; + info->sector_count = 0; + info->size = 0; + return (0); /* no or unknown flash */ + } + else if ((va==0) && (vb!=0)) { + big_endian = 1; + info->chipwidth = FLASH_CFI_BY16; + if(vb == vd) info->portwidth = FLASH_CFI_32BIT; + else info->portwidth = FLASH_CFI_16BIT; + } + else if ((va!=0) && (vb==0)) { + big_endian = 0; + info->chipwidth = FLASH_CFI_BY16; + if(va == vc) info->portwidth = FLASH_CFI_32BIT; + else info->portwidth = FLASH_CFI_16BIT; + } + else if ((va!=0) && (vb!=0)) { + big_endian = 1; /* no meaning for 8bit chip */ + info->chipwidth = FLASH_CFI_BY8; + if(va == vb) info->portwidth = FLASH_CFI_16BIT; + else info->portwidth = FLASH_CFI_8BIT; + } +#ifdef DEBUG + switch (info->portwidth) { + case FLASH_CFI_8BIT: + printf("port width is 8 bit.\n"); + break; + case FLASH_CFI_16BIT: + printf("port width is 16 bit, "); + break; + case FLASH_CFI_32BIT: + printf("port width is 32 bit, "); + break; + } + switch (info->chipwidth) { + case FLASH_CFI_BY16: + printf("chip width is 16 bit, "); + switch (big_endian) { + case 0: + printf("Little Endian.\n"); + break; + case 1: + printf("Big Endian.\n"); + break; + } + break; + } +#endif +#endif /*#ifdef CFG_FLASH_CFI*/ + + if (big_endian==0) value = (addr[0] & 0xFF000000) >>8; + else value = (addr[0] & 0x00FF0000); +#ifdef DEBUG + printf("manufacturer=0x%x\n",(uint)(value>>16)); +#endif + switch (value) { + case MT_MANUFACT & 0xFFFF0000: /* SHARP, MT or => Intel */ + case INTEL_ALT_MANU & 0xFFFF0000: + info->flash_id = FLASH_MAN_INTEL; + break; + default: + printf("unknown manufacturer: %x\n", (unsigned int)value); + info->flash_id = FLASH_UNKNOWN; + info->sector_count = 0; + info->size = 0; + return (0); /* no or unknown flash */ + } + + if (info->portwidth==FLASH_CFI_16BIT) { + switch (big_endian) { + case 0: + value = (addr[0] & 0x0000FF00)>>8; + break; + case 1: + value = (addr[0] & 0x000000FF); + break; + } + } + else if (info->portwidth == FLASH_CFI_32BIT) { + switch (big_endian) { + case 0: + value = (addr[1] & 0x0000FF00)>>8; + break; + case 1: + value = (addr[1] & 0x000000FF); + break; + } + } + +#ifdef DEBUG + printf("deviceID=0x%x\n",(uint)value); +#endif + switch (value) { + case (INTEL_ID_28F016S & 0x0000FFFF): + info->flash_id += FLASH_28F016SV; + info->sector_count = 32; + sector_offset = 0x10000; + break; /* => 2 MB */ + + case (INTEL_ID_28F160S3 & 0x0000FFFF): + info->flash_id += FLASH_28F160S3; + info->sector_count = 32; + sector_offset = 0x10000; + break; /* => 2 MB */ + + case (INTEL_ID_28F320S3 & 0x0000FFFF): + info->flash_id += FLASH_28F320S3; + info->sector_count = 64; + sector_offset = 0x10000; + break; /* => 4 MB */ + + case (INTEL_ID_28F640J3A & 0x0000FFFF): + info->flash_id += FLASH_28F640J3A; + info->sector_count = 64; + sector_offset = 0x20000; + break; /* => 8 MB */ + + case SHARP_ID_28F016SCL & 0x0000FFFF: + case SHARP_ID_28F016SCZ & 0x0000FFFF: + info->flash_id = FLASH_MAN_SHARP | FLASH_LH28F016SCT; + info->sector_count = 32; + sector_offset = 0x10000; + break; /* => 2 MB */ + + + default: + info->flash_id = FLASH_UNKNOWN; + return (0); /* => no or unknown flash */ + + } + + sector_offset = sector_offset * (info->portwidth / info->chipwidth); + info->size = info->sector_count * sector_offset; + + /* set up sector start address table */ + for (i = 0; i < info->sector_count; i++) { + info->start[i] = base; + base += sector_offset; + /* don't know how to check sector protection */ + info->protect[i] = 0; + } + + /* + * Prevent writes to uninitialized FLASH. + */ + if (info->flash_id != FLASH_UNKNOWN) { + addr = (vu_long *)info->start[0]; + *addr = 0xFFFFFF; /* reset bank to read array mode */ + asm("sync"); + } + + return (info->size); +} + + +/*----------------------------------------------------------------------- + */ + +int flash_erase (flash_info_t *info, int s_first, int s_last) +{ + int flag, prot, sect; + ulong start, now, last, ready, erase_err_status; + + if (big_endian == 1) { + ready = 0x0080; + erase_err_status = 0x00a0; + } + else { + ready = 0x8000; + erase_err_status = 0xa000; + } + if ((info->portwidth / info->chipwidth)==2) { + ready += (ready <<16); + erase_err_status += (erase_err_status <<16); + } + +#ifdef DEBUG + printf ("\nReady flag is 0x%lx\nErase error flag is 0x%lx", ready, erase_err_status); +#endif + + if ((s_first < 0) || (s_first > s_last)) { + if (info->flash_id == FLASH_UNKNOWN) { + printf ("- missing\n"); + } else { + printf ("- no sectors to erase\n"); + } + return 1; + } + + if ( ((info->flash_id & FLASH_VENDMASK) != FLASH_MAN_INTEL) + && ((info->flash_id & FLASH_VENDMASK) != FLASH_MAN_SHARP) ) { + printf ("Can't erase unknown flash type %08lx - aborted\n", + info->flash_id); + return 1; + } + + prot = 0; + for (sect=s_first; sect<=s_last; ++sect) { + if (info->protect[sect]) { + prot++; + } + } + + if (prot) { + printf ("- Warning: %d protected sectors will not be erased!\n", + prot); + } else { + printf ("\n"); + } + +#ifdef DEBUG + printf("\nFlash Erase:\n"); +#endif + /* Make Sure Block Lock Bit is not set. */ + if(clear_block_lock_bit(info, (vu_long *)(info->start[s_first]))){ + return 1; + } + + /* Start erase on unprotected sectors */ +#if defined(DEBUG) + printf("Begin to erase now,s_first=0x%x s_last=0x%x...\n",s_first,s_last); +#endif + for (sect = s_first; sect<=s_last; sect++) { + if (info->protect[sect] == 0) { /* not protected */ + vu_short *addr16 = (vu_short *)(info->start[sect]); + vu_long *addr = (vu_long *)(info->start[sect]); + printf("."); + switch (info->portwidth) { + case FLASH_CFI_16BIT: + asm("sync"); + last = start = get_timer (0); + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts(); + /* Reset Array */ + *addr16 = 0xffff; + asm("sync"); + /* Clear Status Register */ + *addr16 = 0x5050; + asm("sync"); + /* Single Block Erase Command */ + *addr16 = 0x2020; + asm("sync"); + /* Confirm */ + *addr16 = 0xD0D0; + asm("sync"); + if((info->flash_id & FLASH_TYPEMASK) != FLASH_LH28F016SCT) { + /* Resume Command, as per errata update */ + *addr16 = 0xD0D0; + asm("sync"); + } + /* re-enable interrupts if necessary */ + if (flag) + enable_interrupts(); + /* wait at least 80us - let's wait 1 ms */ + *addr16 = 0x7070; + udelay (1000); + while ((*addr16 & ready) != ready) { + if((*addr16 & erase_err_status)== erase_err_status){ + printf("Error in Block Erase - Lock Bit may be set!\n"); + printf("Status Register = 0x%X\n", (uint)*addr16); + *addr16 = 0xFFFF; /* reset bank */ + asm("sync"); + return 1; + } + if ((now=get_timer(start)) > CFG_FLASH_ERASE_TOUT) { + printf ("Timeout\n"); + *addr16 = 0xFFFF; /* reset bank */ + asm("sync"); + return 1; + } + /* show that we're waiting */ + if ((now - last) > 1000) { /* every second */ + putc ('.'); + last = now; + } + } + /* reset to read mode */ + *addr16 = 0xFFFF; + asm("sync"); + break; + case FLASH_CFI_32BIT: + asm("sync"); + last = start = get_timer (0); + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts(); + /* Reset Array */ + *addr = 0xffffffff; + asm("sync"); + /* Clear Status Register */ + *addr = 0x50505050; + asm("sync"); + /* Single Block Erase Command */ + *addr = 0x20202020; + asm("sync"); + /* Confirm */ + *addr = 0xD0D0D0D0; + asm("sync"); + if((info->flash_id & FLASH_TYPEMASK) != FLASH_LH28F016SCT) { + /* Resume Command, as per errata update */ + *addr = 0xD0D0D0D0; + asm("sync"); + } + /* re-enable interrupts if necessary */ + if (flag) + enable_interrupts(); + /* wait at least 80us - let's wait 1 ms */ + *addr = 0x70707070; + udelay (1000); + while ((*addr & ready) != ready) { + if((*addr & erase_err_status)==erase_err_status){ + printf("Error in Block Erase - Lock Bit may be set!\n"); + printf("Status Register = 0x%X\n", (uint)*addr); + *addr = 0xFFFFFFFF; /* reset bank */ + asm("sync"); + return 1; + } + if ((now=get_timer(start)) > CFG_FLASH_ERASE_TOUT) { + printf ("Timeout\n"); + *addr = 0xFFFFFFFF; /* reset bank */ + asm("sync"); + return 1; + } + /* show that we're waiting */ + if ((now - last) > 1000) { /* every second */ + putc ('.'); + last = now; + } + } + /* reset to read mode */ + *addr = 0xFFFFFFFF; + asm("sync"); + break; + } /* end switch */ + } /* end if */ + } /* end for */ + + printf ("flash erase done\n"); + return 0; +} + +/*----------------------------------------------------------------------- + * Copy memory to flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + */ + +#define FLASH_BLOCK_SIZE 32 + +int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt) +{ + ulong cp, wp, data, count, temp; +/* ulong temp[FLASH_BLOCK_SIZE/4];*/ + int i, l, rc; + + count = cnt; + wp = (addr & ~3); /* get lower word aligned address */ + + /* + * handle unaligned start bytes + */ + if ((l = addr - wp) != 0) { + data = 0; + for (i=0, cp=wp; i<l; ++i, ++cp) { + data = (data << 8) | (*(uchar *)cp); + } + for (; i<4 && cnt>0; ++i) { + data = (data << 8) | *src++; + --cnt; + ++cp; + } + for (; cnt==0 && i<4; ++i, ++cp) { + data = (data << 8) | (*(uchar *)cp); + } + + if ((rc = write_word(info, wp, data)) != 0) { + return (rc); + } + wp += 4; + } + + cp = wp; + /* handle unaligned block bytes , flash block size = 16bytes */ + wp = (cp+FLASH_BLOCK_SIZE-1) & ~(FLASH_BLOCK_SIZE-1); + if ((wp-cp)>=cnt) { + if ((rc = write_block(info,src,cp,wp-cp)) !=0) + return (rc); + src += wp-cp; + cnt -= wp-cp; + } + /* handle aligned block bytes */ + temp = 0; + printf("\n"); + while ( cnt >= FLASH_BLOCK_SIZE) { + if ((rc = write_block(info,src,cp,FLASH_BLOCK_SIZE)) !=0) { + return (rc); + } + src += FLASH_BLOCK_SIZE; + cp += FLASH_BLOCK_SIZE; + cnt -= FLASH_BLOCK_SIZE; + if (((count-cnt)>>10)>temp) { + temp=(count-cnt)>>10; + printf("\r%d KB",temp); + } + } + printf("\n"); + wp = cp; + /* + * handle word aligned part + */ + while (cnt >= 4) { + data = 0; + for (i=0; i<4; ++i) { + data = (data << 8) | *src++; + } + if ((rc = write_word(info, wp, data)) != 0) { + return (rc); + } + wp += 4; + cnt -= 4; + } + + if (cnt == 0) { + return (0); + } + + /* + * handle unaligned tail bytes + */ + data = 0; + for (i=0, cp=wp; i<4 && cnt>0; ++i, ++cp) { + data = (data << 8) | *src++; + --cnt; + } + for (; i<4; ++i, ++cp) { + data = (data << 8) | (*(uchar *)cp); + } + + return (write_word(info, wp, data)); +} +#undef FLASH_BLOCK_SIZE + +/*----------------------------------------------------------------------- + * Write block to Flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + * -1 Error + */ +static int write_block(flash_info_t *info, uchar * src, ulong dest, ulong cnt) +{ + vu_short *baddr, *addr = (vu_short *)dest; + ushort data; + ulong start, now, xsr,csr, ready; + int flag; + + if (cnt==0) return 0; + else if(cnt != (cnt& ~1)) return -1; + + /* Check if Flash is (sufficiently) erased */ + data = * src; + data = (data<<8) | *(src+1); + if ((*addr & data) != data) { + return (2); + } + if (big_endian == 1) { + ready = 0x0080; + } + else { + ready = 0x8000; + } + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts(); + + do { + /* Write Command */ + *addr = 0xe8e8; + asm("sync"); + xsr = *addr; + asm("sync"); + } while (!(xsr & ready)); /*wait until read */ + /*write count=BLOCK SIZE -1 */ + data=(cnt>>1)-1; + data=(data<<8)|data; + *addr = data; /* word mode, cnt/2 */ + asm("sync"); + baddr = addr; + while(cnt) { + data = * src++; + data = (data<<8) | *src++; + asm("sync"); + *baddr = data; + asm("sync"); + ++baddr; + cnt = cnt -2; + } + *addr = 0xd0d0; /* confirm write */ + start = get_timer(0); + asm("sync"); + if (flag) + enable_interrupts(); + /* data polling for D7 */ + flag = 0; + while (((csr = *addr) & ready) != ready) { + if ((now=get_timer(start)) > CFG_FLASH_WRITE_TOUT) { + flag = 1; + break; + } + } + if (csr & 0x4040) { + printf ("CSR indicates write error (%04x) at %08lx\n", csr, (ulong)addr); + flag = 1; + } + /* Clear Status Registers Command */ + *addr = 0x5050; + asm("sync"); + /* Reset to read array mode */ + *addr = 0xFFFF; + asm("sync"); + return (flag); +} + + +/*----------------------------------------------------------------------- + * Write a short word to Flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + */ +static int write_short (flash_info_t *info, ulong dest, ushort data) +{ + vu_short *addr = (vu_short *)dest; + ulong start, now, csr, ready; + int flag; + + /* Check if Flash is (sufficiently) erased */ + if ((*addr & data) != data) { + return (2); + } + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts(); + + /* Write Command */ + *addr = 0x1010; + start = get_timer (0); + asm("sync"); + /* Write Data */ + *addr = data; + asm("sync"); + /* re-enable interrupts if necessary */ + if (flag) + enable_interrupts(); + if (big_endian == 1) { + ready = 0x0080; + } + else { + ready = 0x8000; + } + /* data polling for D7 */ + flag = 0; + while (((csr = *addr) & ready) != ready) { + if ((now=get_timer(start)) > CFG_FLASH_WRITE_TOUT) { + flag = 1; + break; + } + } + if (csr & 0x4040) { + printf ("CSR indicates write error (%04x) at %08lx\n", csr, (ulong)addr); + flag = 1; + } + /* Clear Status Registers Command */ + *addr = 0x5050; + asm("sync"); + /* Reset to read array mode */ + *addr = 0xFFFF; + asm("sync"); + return (flag); +} + +/*----------------------------------------------------------------------- + * Write a word to Flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + */ +static int write_word (flash_info_t *info, ulong dest, ulong data) +{ + vu_long *addr = (vu_long *)dest; + ulong start, csr, ready; + int flag=0; + + switch (info->portwidth) { + case FLASH_CFI_32BIT: + /* Check if Flash is (sufficiently) erased */ + if ((*addr & data) != data) { + return (2); + } + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts(); + + if (big_endian == 1) { + ready = 0x0080; + } + else { + ready = 0x8000; + } + if ((info->portwidth / info->chipwidth)==2) { + ready += (ready <<16); + } + else { + ready = ready << 16; + } + /* Write Command */ + *addr = 0x10101010; + asm("sync"); + /* Write Data */ + *addr = data; + /* re-enable interrupts if necessary */ + if (flag) + enable_interrupts(); + /* data polling for D7 */ + start = get_timer (0); + flag = 0; + while (((csr = *addr) & ready) != ready) { + if (get_timer(start) > CFG_FLASH_WRITE_TOUT) { + flag = 1; + break; + } + } + if (csr & 0x40404040) { + printf ("CSR indicates write error (%08lx) at %08lx\n", csr, (ulong)addr); + flag = 1; + } + /* Clear Status Registers Command */ + *addr = 0x50505050; + asm("sync"); + /* Reset to read array mode */ + *addr = 0xFFFFFFFF; + asm("sync"); + break; + case FLASH_CFI_16BIT: + flag = write_short (info, dest, (unsigned short) (data>>16)); + if (flag == 0) + flag = write_short (info, dest+2, (unsigned short) (data)); + break; + } + return (flag); +} + +/*----------------------------------------------------------------------- + * Clear Block Lock Bit, returns: + * 0 - OK + * 1 - Timeout + */ + +static int clear_block_lock_bit(flash_info_t * info, vu_long * addr) +{ + ulong start, now, ready; + + /* Reset Array */ + *addr = 0xffffffff; + asm("sync"); + /* Clear Status Register */ + *addr = 0x50505050; + asm("sync"); + + *addr = 0x60606060; + asm("sync"); + *addr = 0xd0d0d0d0; + asm("sync"); + + + if (big_endian == 1) { + ready = 0x0080; + } + else { + ready = 0x8000; + } + if ((info->portwidth / info->chipwidth)==2) { + ready += (ready <<16); + } + else { + ready = ready << 16; + } +#ifdef DEBUG + printf ("%s: Ready flag is 0x%8lx\n", __FUNCTION__, ready); +#endif + *addr = 0x70707070; /* read status */ + start = get_timer (0); + while((*addr & ready) != ready){ + if ((now=get_timer(start)) > CFG_FLASH_ERASE_TOUT) { + printf ("Timeout on clearing Block Lock Bit\n"); + *addr = 0xFFFFFFFF; /* reset bank */ + asm("sync"); + return 1; + } + } + return 0; +} + +#endif /* !CFG_NO_FLASH */ diff --git a/board/mpc8540eval/init.S b/board/mpc8540eval/init.S new file mode 100644 index 000000000..8c2ca65a9 --- /dev/null +++ b/board/mpc8540eval/init.S @@ -0,0 +1,178 @@ +/* +* Copyright (C) 2002,2003, Motorola Inc. +* Xianghua Xiao <X.Xiao@motorola.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 <ppc_asm.tmpl> +#include <ppc_defs.h> +#include <asm/cache.h> +#include <asm/mmu.h> +#include <config.h> +#include <mpc85xx.h> + +#define entry_start \ + mflr r1 ; \ + bl 0f ; + +#define entry_end \ +0: mflr r0 ; \ + mtlr r1 ; \ + blr ; + +/* TLB1 entries configuration: */ + + .section .bootpg, "ax" + .globl tlb1_entry +tlb1_entry: + entry_start + + .long 0x0a /* the following data table uses a few of 16 TLB entries */ + + .long TLB1_MAS0(1,1,0) + .long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_1M) + .long TLB1_MAS2(((CFG_CCSRBAR>>12) & 0xfffff),0,0,0,0,1,0,1,0) + .long TLB1_MAS3(((CFG_CCSRBAR>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1) + + #if defined(CFG_FLASH_PORT_WIDTH_16) + .long TLB1_MAS0(1,2,0) + .long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_4M) + .long TLB1_MAS2(((CFG_FLASH_BASE>>12) & 0xfffff),0,0,0,0,1,0,1,0) + .long TLB1_MAS3(((CFG_FLASH_BASE>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1) + + .long TLB1_MAS0(1,3,0) + .long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_4M) + .long TLB1_MAS2((((CFG_FLASH_BASE+0x400000)>>12)&0xfffff),0,0,0,0,1,0,1,0) + .long TLB1_MAS3((((CFG_FLASH_BASE+0x400000)>>12)&0xfffff),0,0,0,0,0,1,0,1,0,1) + #else + .long TLB1_MAS0(1,2,0) + .long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_16M) + .long TLB1_MAS2(((CFG_FLASH_BASE>>12) & 0xfffff),0,0,0,0,1,0,1,0) + .long TLB1_MAS3(((CFG_FLASH_BASE>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1) + + .long TLB1_MAS0(1,3,0) + .long TLB1_MAS1(0,0,0,0,BOOKE_PAGESZ_1M) + .long TLB1_MAS2(0,0,0,0,0,0,0,0,0) + .long TLB1_MAS3(0,0,0,0,0,0,1,0,1,0,1) + #endif + + #if !defined(CONFIG_SPD_EEPROM) + .long TLB1_MAS0(1,4,0) + .long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_64M) + .long TLB1_MAS2(((CFG_DDR_SDRAM_BASE>>12) & 0xfffff),0,0,0,0,0,0,0,0) + .long TLB1_MAS3(((CFG_DDR_SDRAM_BASE>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1) + + .long TLB1_MAS0(1,5,0) + .long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_64M) + .long TLB1_MAS2((((CFG_DDR_SDRAM_BASE+0x4000000)>>12) & 0xfffff),0,0,0,0,0,0,0,0) + .long TLB1_MAS3((((CFG_DDR_SDRAM_BASE+0x4000000)>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1) + #else + .long TLB1_MAS0(1,4,0) + .long TLB1_MAS1(0,0,0,0,BOOKE_PAGESZ_1M) + .long TLB1_MAS2(0,0,0,0,0,0,0,0,0) + .long TLB1_MAS3(0,0,0,0,0,0,1,0,1,0,1) + + .long TLB1_MAS0(1,5,0) + .long TLB1_MAS1(0,0,0,0,BOOKE_PAGESZ_1M) + .long TLB1_MAS2(0,0,0,0,0,0,0,0,0) + .long TLB1_MAS3(0,0,0,0,0,0,1,0,1,0,1) + #endif + + .long TLB1_MAS0(1,6,0) + .long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_64M) + #if defined(CONFIG_RAM_AS_FLASH) + .long TLB1_MAS2(((CFG_LBC_SDRAM_BASE>>12) & 0xfffff),0,0,0,0,1,0,1,0) + #else + .long TLB1_MAS2(((CFG_LBC_SDRAM_BASE>>12) & 0xfffff),0,0,0,0,0,0,0,0) + #endif + .long TLB1_MAS3(((CFG_LBC_SDRAM_BASE>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1) + + .long TLB1_MAS0(1,7,0) + .long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_16K) + #ifdef CONFIG_L2_INIT_RAM + .long TLB1_MAS2(((CFG_INIT_RAM_ADDR>>12) & 0xfffff),0,0,0,1,0,0,0,0) + #else + .long TLB1_MAS2(((CFG_INIT_RAM_ADDR>>12) & 0xfffff),0,0,0,0,0,0,0,0) + #endif + .long TLB1_MAS3(((CFG_INIT_RAM_ADDR>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1) + + .long TLB1_MAS0(1,8,0) + .long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_256M) + .long TLB1_MAS2(((CFG_PCI_MEM_BASE>>12) & 0xfffff),0,0,0,0,1,0,1,0) + .long TLB1_MAS3(((CFG_PCI_MEM_BASE>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1) + + .long TLB1_MAS0(1,9,0) + .long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_16K) + .long TLB1_MAS2(((CFG_BCSR>>12) & 0xfffff),0,0,0,0,1,0,1,0) + .long TLB1_MAS3(((CFG_BCSR>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1) + + #if (CFG_CCSRBAR_DEFAULT != CFG_CCSRBAR) + .long TLB1_MAS0(1,15,0) + .long TLB1_MAS1(1,1,0,0,BOOKE_PAGESZ_1M) + .long TLB1_MAS2(((CFG_CCSRBAR_DEFAULT>>12) & 0xfffff),0,0,0,0,1,0,1,0) + .long TLB1_MAS3(((CFG_CCSRBAR_DEFAULT>>12) & 0xfffff),0,0,0,0,0,1,0,1,0,1) + #else + .long TLB1_MAS0(1,15,0) + .long TLB1_MAS1(0,0,0,0,BOOKE_PAGESZ_1M) + .long TLB1_MAS2(0,0,0,0,0,0,0,0,0) + .long TLB1_MAS3(0,0,0,0,0,0,1,0,1,0,1) + #endif + entry_end + +/* LAW(Local Access Window) configuration: + * 0000_0000-0800_0000: DDR(128M) -or- larger + * f000_0000-f3ff_ffff: PCI(256M) + * f400_0000-f7ff_ffff: RapidIO(128M) + * f800_0000-ffff_ffff: localbus(128M) + * f800_0000-fbff_ffff: LBC SDRAM(64M) + * fc00_0000-fdef_ffff: LBC BCSR,RTC,etc(31M) + * fdf0_0000-fdff_ffff: CCSRBAR(1M) + * fe00_0000-ffff_ffff: Flash(32M) + * Note: CCSRBAR and L2-as-SRAM don't need configure Local Access + * Window. + * Note: If flash is 8M at default position(last 8M),no LAW needed. + */ + +#if !defined(CONFIG_SPD_EEPROM) +#define LAWBAR0 ((CFG_DDR_SDRAM_BASE>>12) & 0xfffff) +#define LAWAR0 (LAWAR_EN | LAWAR_TRGT_IF_DDR | (LAWAR_SIZE & LAWAR_SIZE_128M)) +#else +#define LAWBAR0 0 +#define LAWAR0 ((LAWAR_TRGT_IF_DDR | (LAWAR_SIZE & LAWAR_SIZE_128M)) & ~LAWAR_EN) +#endif + +#define LAWBAR1 ((CFG_PCI_MEM_BASE>>12) & 0xfffff) +#define LAWAR1 (LAWAR_EN | LAWAR_TRGT_IF_PCIX | (LAWAR_SIZE & LAWAR_SIZE_256M)) + +#if !defined(CONFIG_RAM_AS_FLASH) +#define LAWBAR2 ((CFG_LBC_SDRAM_BASE>>12) & 0xfffff) +#define LAWAR2 (LAWAR_EN | LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_128M)) +#else +#define LAWBAR2 0 +#define LAWAR2 ((LAWAR_TRGT_IF_LBC | (LAWAR_SIZE & LAWAR_SIZE_128M)) & ~LAWAR_EN) +#endif + + .section .bootpg, "ax" + .globl law_entry +law_entry: + entry_start + .long 0x03 + .long LAWBAR0,LAWAR0,LAWBAR1,LAWAR1,LAWBAR2,LAWAR2 + entry_end diff --git a/board/mpc8540eval/mpc8540eval.c b/board/mpc8540eval/mpc8540eval.c new file mode 100644 index 000000000..3b3c8ed26 --- /dev/null +++ b/board/mpc8540eval/mpc8540eval.c @@ -0,0 +1,251 @@ +/* + * (C) Copyright 2002,2003, Motorola Inc. + * Xianghua Xiao, (X.Xiao@motorola.com) + * + * (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 <asm/processor.h> +#include <asm/immap_85xx.h> +#include <spd.h> + +extern long int spd_sdram (void); + +long int fixed_sdram (void); + +int board_pre_init (void) +{ +#if defined(CONFIG_PCI) + volatile immap_t *immr = (immap_t *)CFG_IMMR; + volatile ccsr_pcix_t *pci = &immr->im_pcix; + + pci->peer &= 0xffffffdf; /* disable master abort */ +#endif + return 0; +} + +int checkboard (void) +{ + sys_info_t sysinfo; + + get_sys_info (&sysinfo); + + printf ("Board: Freescale MPC8540EVAL Board\n"); + printf ("\tCPU: %lu MHz\n", sysinfo.freqProcessor / 1000000); + printf ("\tCCB: %lu MHz\n", sysinfo.freqSystemBus / 1000000); + printf ("\tDDR: %lu MHz\n", sysinfo.freqSystemBus / 2000000); + if((CFG_LBC_LCRR & 0x0f) == 2 || (CFG_LBC_LCRR & 0x0f) == 4 \ + || (CFG_LBC_LCRR & 0x0f) == 8) { + printf ("\tLBC: %lu MHz\n", + sysinfo.freqSystemBus / 1000000/(CFG_LBC_LCRR & 0x0f)); + } else { + printf("\tLBC: unknown\n"); + } + printf("L1 D-cache 32KB, L1 I-cache 32KB enabled.\n"); + return (0); +} + +long int initdram (int board_type) +{ + long dram_size = 0; + extern long spd_sdram (void); + volatile immap_t *immap = (immap_t *)CFG_IMMR; +#if !defined(CONFIG_RAM_AS_FLASH) + volatile ccsr_lbc_t *lbc= &immap->im_lbc; + sys_info_t sysinfo; + uint temp_lbcdll = 0; +#endif +#if !defined(CONFIG_RAM_AS_FLASH) || defined(CONFIG_DDR_DLL) + volatile ccsr_gur_t *gur= &immap->im_gur; +#endif + +#if defined(CONFIG_DDR_DLL) + uint temp_ddrdll = 0; + + /* Work around to stabilize DDR DLL */ + temp_ddrdll = gur->ddrdllcr; + gur->ddrdllcr = ((temp_ddrdll & 0xff) << 16) | 0x80000000; + asm("sync;isync;msync"); +#endif + +#if defined(CONFIG_SPD_EEPROM) + dram_size = spd_sdram (); +#else + dram_size = fixed_sdram (); +#endif + +#if defined(CFG_RAMBOOT) + return dram_size; +#endif + +#if !defined(CONFIG_RAM_AS_FLASH) /* LocalBus is not emulating flash */ + get_sys_info(&sysinfo); + /* if localbus freq is less than 66Mhz,we use bypass mode,otherwise use DLL */ + if(sysinfo.freqSystemBus/(CFG_LBC_LCRR & 0x0f) < 66000000) { + lbc->lcrr = (CFG_LBC_LCRR & 0x0fffffff)| 0x80000000; + } else { + lbc->lcrr = CFG_LBC_LCRR & 0x7fffffff; + udelay(200); + temp_lbcdll = gur->lbcdllcr; + gur->lbcdllcr = ((temp_lbcdll & 0xff) << 16 ) | 0x80000000; + asm("sync;isync;msync"); + } + lbc->or2 = CFG_OR2_PRELIM; /* 64MB SDRAM */ + lbc->br2 = CFG_BR2_PRELIM; + lbc->lbcr = CFG_LBC_LBCR; + lbc->lsdmr = CFG_LBC_LSDMR_1; + asm("sync"); + * (ulong *)0 = 0x000000ff; + lbc->lsdmr = CFG_LBC_LSDMR_2; + asm("sync"); + * (ulong *)0 = 0x000000ff; + lbc->lsdmr = CFG_LBC_LSDMR_3; + asm("sync"); + * (ulong *)0 = 0x000000ff; + lbc->lsdmr = CFG_LBC_LSDMR_4; + asm("sync"); + * (ulong *)0 = 0x000000ff; + lbc->lsdmr = CFG_LBC_LSDMR_5; + asm("sync"); + lbc->lsrt = CFG_LBC_LSRT; + asm("sync"); + lbc->mrtpr = CFG_LBC_MRTPR; + asm("sync"); +#endif + +#if defined(CONFIG_DDR_ECC) + { + /* Initialize all of memory for ECC, then + * enable errors */ + uint *p = 0; + uint i = 0; + volatile immap_t *immap = (immap_t *)CFG_IMMR; + volatile ccsr_ddr_t *ddr= &immap->im_ddr; + dma_init(); + for (*p = 0; p < (uint *)(8 * 1024); p++) { + if (((unsigned int)p & 0x1f) == 0) { dcbz(p); } + *p = (unsigned int)0xdeadbeef; + if (((unsigned int)p & 0x1c) == 0x1c) { dcbf(p); } + } + + /* 8K */ + dma_xfer((uint *)0x2000,0x2000,(uint *)0); + /* 16K */ + dma_xfer((uint *)0x4000,0x4000,(uint *)0); + /* 32K */ + dma_xfer((uint *)0x8000,0x8000,(uint *)0); + /* 64K */ + dma_xfer((uint *)0x10000,0x10000,(uint *)0); + /* 128k */ + dma_xfer((uint *)0x20000,0x20000,(uint *)0); + /* 256k */ + dma_xfer((uint *)0x40000,0x40000,(uint *)0); + /* 512k */ + dma_xfer((uint *)0x80000,0x80000,(uint *)0); + /* 1M */ + dma_xfer((uint *)0x100000,0x100000,(uint *)0); + /* 2M */ + dma_xfer((uint *)0x200000,0x200000,(uint *)0); + /* 4M */ + dma_xfer((uint *)0x400000,0x400000,(uint *)0); + + for (i = 1; i < dram_size / 0x800000; i++) { + dma_xfer((uint *)(0x800000*i),0x800000,(uint *)0); + } + + /* Enable errors for ECC */ + ddr->err_disable = 0x00000000; + asm("sync;isync;msync"); + } +#endif + + return dram_size; +} + +#if defined(CFG_DRAM_TEST) +int testdram (void) +{ + uint *pstart = (uint *) CFG_MEMTEST_START; + uint *pend = (uint *) CFG_MEMTEST_END; + uint *p; + + printf("SDRAM test phase 1:\n"); + for (p = pstart; p < pend; p++) + *p = 0xaaaaaaaa; + + for (p = pstart; p < pend; p++) { + if (*p != 0xaaaaaaaa) { + printf ("SDRAM test fails at: %08x\n", (uint) p); + return 1; + } + } + + printf("SDRAM test phase 2:\n"); + for (p = pstart; p < pend; p++) + *p = 0x55555555; + + for (p = pstart; p < pend; p++) { + if (*p != 0x55555555) { + printf ("SDRAM test fails at: %08x\n", (uint) p); + return 1; + } + } + + printf("SDRAM test passed.\n"); + return 0; +} +#endif + +#if !defined(CONFIG_SPD_EEPROM) +/************************************************************************* + * fixed sdram init -- doesn't use serial presence detect. + ************************************************************************/ +long int fixed_sdram (void) +{ +#ifndef CFG_RAMBOOT + volatile immap_t *immap = (immap_t *)CFG_IMMR; + volatile ccsr_ddr_t *ddr= &immap->im_ddr; + + ddr->cs0_bnds = CFG_DDR_CS0_BNDS; + ddr->cs0_config = CFG_DDR_CS0_CONFIG; + ddr->timing_cfg_1 = CFG_DDR_TIMING_1; + ddr->timing_cfg_2 = CFG_DDR_TIMING_2; + ddr->sdram_mode = CFG_DDR_MODE; + ddr->sdram_interval = CFG_DDR_INTERVAL; +#if defined (CONFIG_DDR_ECC) + ddr->err_disable = 0x0000000D; + ddr->err_sbe = 0x00ff0000; +#endif + asm("sync;isync;msync"); + udelay(500); +#if defined (CONFIG_DDR_ECC) + /* Enable ECC checking */ + ddr->sdram_cfg = (CFG_DDR_CONTROL | 0x20000000); +#else + ddr->sdram_cfg = CFG_DDR_CONTROL; +#endif + asm("sync; isync; msync"); + udelay(500); +#endif + return (CFG_SDRAM_SIZE * 1024 * 1024); +} +#endif /* !defined(CONFIG_SPD_EEPROM) */ diff --git a/board/mpc8540eval/u-boot.lds b/board/mpc8540eval/u-boot.lds new file mode 100644 index 000000000..2479af151 --- /dev/null +++ b/board/mpc8540eval/u-boot.lds @@ -0,0 +1,152 @@ +/* + * (C) Copyright 2002,2003, Motorola,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., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* Assumes that the size of u-boot is less than 512K and the + * start address is aligned on a 512K block. + * Boot page and reset vector is put at that end of the 512K block. */ + +OUTPUT_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + /* Read-only sections, merged into text segment: */ + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + cpu/mpc85xx/start.o (.text) + board/mpc8540eval/init.o (.text) + cpu/mpc85xx/traps.o (.text) + cpu/mpc85xx/interrupts.o (.text) + cpu/mpc85xx/cpu_init.o (.text) + cpu/mpc85xx/cpu.o (.text) + cpu/mpc85xx/speed.o (.text) + cpu/mpc85xx/pci.o (.text) + common/dlmalloc.o (.text) + lib_generic/crc32.o (.text) + lib_ppc/extable.o (.text) + lib_generic/zlib.o (.text) + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x00FF) & 0xFFFFFF00; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2; + __fixup_entries = (. - _FIXUP_TABLE_) >> 2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(256); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(256); + __init_end = .; + + __bss_start = .; + .bss : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); + + . = (. & 0xFFF80000) + 0x0007F000; + .bootpg : + { + cpu/mpc85xx/start.o (.bootpg) + board/mpc8540eval/init.o (.bootpg) + } = 0xffff + + . = (. & 0xFFF80000) + 0x0007FFFC; + .resetvec : + { + *(.resetvec) + } = 0xffff + +} diff --git a/board/mpc8560ads/config.mk b/board/mpc8560ads/config.mk index 53e3edb26..9aef2bb16 100644 --- a/board/mpc8560ads/config.mk +++ b/board/mpc8560ads/config.mk @@ -29,5 +29,4 @@ TEXT_BASE = 0xfff80000 PLATFORM_CPPFLAGS += -DCONFIG_MPC85xx=1 -PLATFORM_CPPFLAGS += -DCONFIG_MPC8560=1 PLATFORM_CPPFLAGS += -DCONFIG_E500=1 diff --git a/board/mpc8560ads/mpc8560ads.c b/board/mpc8560ads/mpc8560ads.c index 1990e5476..9accc5cd3 100644 --- a/board/mpc8560ads/mpc8560ads.c +++ b/board/mpc8560ads/mpc8560ads.c @@ -33,7 +33,7 @@ #include <spd.h> #include <miiphy.h> -#if defined(CONFIG_DDR_ECC) +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) extern void ddr_enable_ecc(unsigned int dram_size); #endif @@ -293,7 +293,7 @@ initdram(int board_type) dram_size = fixed_sdram (); #endif -#if defined(CONFIG_DDR_ECC) +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) /* * Initialize and enable DDR ECC. */ diff --git a/board/mpc8560ads/u-boot.lds b/board/mpc8560ads/u-boot.lds index 4c6c7db38..c307d6385 100644 --- a/board/mpc8560ads/u-boot.lds +++ b/board/mpc8560ads/u-boot.lds @@ -73,7 +73,6 @@ SECTIONS cpu/mpc85xx/ether_fcc.o (.text) cpu/mpc85xx/cpu_init.o (.text) cpu/mpc85xx/cpu.o (.text) - cpu/mpc85xx/tsec.o (.text) cpu/mpc85xx/speed.o (.text) cpu/mpc85xx/i2c.o (.text) cpu/mpc85xx/spd_sdram.o (.text) diff --git a/board/pm854/u-boot.lds b/board/pm854/u-boot.lds index 5f24f76a7..4db6b342b 100644 --- a/board/pm854/u-boot.lds +++ b/board/pm854/u-boot.lds @@ -70,7 +70,6 @@ SECTIONS cpu/mpc85xx/interrupts.o (.text) cpu/mpc85xx/cpu_init.o (.text) cpu/mpc85xx/cpu.o (.text) - cpu/mpc85xx/tsec.o (.text) cpu/mpc85xx/speed.o (.text) cpu/mpc85xx/pci.o (.text) common/dlmalloc.o (.text) diff --git a/board/sbc8560/config.mk b/board/sbc8560/config.mk index 3c8cfbe6f..6d9ae4512 100644 --- a/board/sbc8560/config.mk +++ b/board/sbc8560/config.mk @@ -30,5 +30,4 @@ TEXT_BASE = 0xfffc0000 PLATFORM_CPPFLAGS += -DCONFIG_MPC85xx=1 -PLATFORM_CPPFLAGS += -DCONFIG_MPC8560=1 PLATFORM_CPPFLAGS += -DCONFIG_E500=1 diff --git a/board/stxgp3/config.mk b/board/stxgp3/config.mk index 14c1f0116..2427818e0 100644 --- a/board/stxgp3/config.mk +++ b/board/stxgp3/config.mk @@ -29,5 +29,4 @@ TEXT_BASE = 0xfff80000 PLATFORM_CPPFLAGS += -DCONFIG_MPC85xx=1 -PLATFORM_CPPFLAGS += -DCONFIG_MPC8560=1 PLATFORM_CPPFLAGS += -DCONFIG_E500=1 diff --git a/board/stxgp3/u-boot.lds b/board/stxgp3/u-boot.lds index 587994671..dae5acbc3 100644 --- a/board/stxgp3/u-boot.lds +++ b/board/stxgp3/u-boot.lds @@ -78,7 +78,6 @@ SECTIONS cpu/mpc85xx/ether_fcc.o (.text) cpu/mpc85xx/cpu_init.o (.text) cpu/mpc85xx/cpu.o (.text) - cpu/mpc85xx/tsec.o (.text) cpu/mpc85xx/speed.o (.text) cpu/mpc85xx/i2c.o (.text) cpu/mpc85xx/spd_sdram.o (.text) diff --git a/board/tqm8540/u-boot.lds b/board/tqm8540/u-boot.lds index eb84aeb7d..ffd75629b 100644 --- a/board/tqm8540/u-boot.lds +++ b/board/tqm8540/u-boot.lds @@ -70,7 +70,6 @@ SECTIONS cpu/mpc85xx/interrupts.o (.text) cpu/mpc85xx/cpu_init.o (.text) cpu/mpc85xx/cpu.o (.text) - cpu/mpc85xx/tsec.o (.text) cpu/mpc85xx/speed.o (.text) cpu/mpc85xx/pci.o (.text) common/dlmalloc.o (.text) diff --git a/board/tqm8560/u-boot.lds b/board/tqm8560/u-boot.lds index 19b77bec8..ebe22401a 100644 --- a/board/tqm8560/u-boot.lds +++ b/board/tqm8560/u-boot.lds @@ -70,7 +70,6 @@ SECTIONS cpu/mpc85xx/interrupts.o (.text) cpu/mpc85xx/cpu_init.o (.text) cpu/mpc85xx/cpu.o (.text) - cpu/mpc85xx/tsec.o (.text) cpu/mpc85xx/speed.o (.text) cpu/mpc85xx/pci.o (.text) common/dlmalloc.o (.text) |