diff options
| -rwxr-xr-x | MAKEALL | 33 | ||||
| -rw-r--r-- | Makefile | 9 | ||||
| -rw-r--r-- | board/amcc/acadia/Makefile | 2 | ||||
| -rw-r--r-- | board/amcc/acadia/acadia.c | 10 | ||||
| -rw-r--r-- | board/amcc/acadia/cmd_acadia.c | 101 | ||||
| -rw-r--r-- | board/amcc/acadia/config.mk | 6 | ||||
| -rw-r--r-- | board/amcc/acadia/memory.c | 11 | ||||
| -rw-r--r-- | board/amcc/acadia/u-boot-nand.lds | 137 | ||||
| -rw-r--r-- | cpu/ppc4xx/start.S | 72 | ||||
| -rw-r--r-- | include/configs/acadia.h | 152 | ||||
| -rw-r--r-- | include/ppc405.h | 8 | ||||
| -rw-r--r-- | nand_spl/board/amcc/acadia/Makefile | 104 | ||||
| -rw-r--r-- | nand_spl/board/amcc/acadia/config.mk | 47 | ||||
| -rw-r--r-- | nand_spl/board/amcc/acadia/u-boot.lds | 63 |
14 files changed, 685 insertions, 70 deletions
@@ -75,22 +75,23 @@ LIST_8xx=" \ ######################################################################### LIST_4xx=" \ - acadia ADCIOP alpr AP1000 \ - AR405 ASH405 bamboo bamboo_nand \ - bubinga CANBT CMS700 CPCI2DP \ - CPCI405 CPCI4052 CPCI405AB CPCI405DT \ - CPCI440 CPCIISER4 CRAYL1 csb272 \ - csb472 DASA_SIM DP405 DU405 \ - ebony ERIC EXBITGEN G2000 \ - HH405 HUB405 JSE KAREF \ - katmai luan METROBOX MIP405 \ - MIP405T ML2 ml300 ocotea \ - OCRTC ORSG p3p440 PCI405 \ - pcs440ep PIP405 PLU405 PMC405 \ - PPChameleonEVB sbc405 sc3 sequoia \ - sequoia_nand taishan VOH405 VOM405 \ - W7OLMC W7OLMG walnut WUH405 \ - XPEDITE1K yellowstone yosemite yucca \ + acadia acadia_nand ADCIOP alpr \ + AP1000 AR405 ASH405 bamboo \ + bamboo_nand bubinga CANBT CMS700 \ + CPCI2DP CPCI405 CPCI4052 CPCI405AB \ + CPCI405DT CPCI440 CPCIISER4 CRAYL1 \ + csb272 csb472 DASA_SIM DP405 \ + DU405 ebony ERIC EXBITGEN \ + G2000 HH405 HUB405 JSE \ + KAREF katmai luan METROBOX \ + MIP405 MIP405T ML2 ml300 \ + ocotea OCRTC ORSG p3p440 \ + PCI405 pcs440ep PIP405 PLU405 \ + PMC405 PPChameleonEVB sbc405 sc3 \ + sequoia sequoia_nand taishan VOH405 \ + VOM405 W7OLMC W7OLMG walnut \ + WUH405 XPEDITE1K yellowstone yosemite \ + yucca \ " ######################################################################### @@ -1017,6 +1017,15 @@ xtract_4xx = $(subst _25,,$(subst _33,,$(subst _BA,,$(subst _ME,,$(subst _HI,,$( acadia_config: unconfig @$(MKCONFIG) $(@:_config=) ppc ppc4xx acadia amcc +acadia_nand_config: unconfig + @mkdir -p $(obj)include + @mkdir -p $(obj)nand_spl + @mkdir -p $(obj)board/amcc/acadia + @echo "#define CONFIG_NAND_U_BOOT" > $(obj)include/config.h + @$(MKCONFIG) -n $@ -a acadia ppc ppc4xx acadia amcc + @echo "TEXT_BASE = 0x01000000" > $(obj)board/amcc/acadia/config.tmp + @echo "CONFIG_NAND_U_BOOT = y" >> $(obj)include/config.mk + ADCIOP_config: unconfig @$(MKCONFIG) $(@:_config=) ppc ppc4xx adciop esd diff --git a/board/amcc/acadia/Makefile b/board/amcc/acadia/Makefile index abcbf3e..ddbcb80 100644 --- a/board/amcc/acadia/Makefile +++ b/board/amcc/acadia/Makefile @@ -25,7 +25,7 @@ include $(TOPDIR)/config.mk LIB = $(obj)lib$(BOARD).a -COBJS = $(BOARD).o cpr.o memory.o +COBJS = $(BOARD).o cmd_acadia.o cpr.o memory.o SOBJS = SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) diff --git a/board/amcc/acadia/acadia.c b/board/amcc/acadia/acadia.c index 3b63c8a..46d63e6 100644 --- a/board/amcc/acadia/acadia.c +++ b/board/amcc/acadia/acadia.c @@ -63,8 +63,14 @@ int board_early_init_f(void) acadia_gpio_init(); /* Configure 405EZ for NAND usage */ - mtsdr(sdrnand0, 0x80c00000); - mtsdr(sdrultra0, 0x8d110000); + mtsdr(sdrnand0, SDR_NAND0_NDEN | SDR_NAND0_NDAREN | SDR_NAND0_NDRBEN); + mfsdr(sdrultra0, reg); + reg &= ~SDR_ULTRA0_CSN_MASK; + reg |= (SDR_ULTRA0_CSNSEL0 >> CFG_NAND_CS) | + SDR_ULTRA0_NDGPIOBP | + SDR_ULTRA0_EBCRDYEN | + SDR_ULTRA0_NFSRSTEN; + mtsdr(sdrultra0, reg); /* USB Host core needs this bit set */ mfsdr(sdrultra1, reg); diff --git a/board/amcc/acadia/cmd_acadia.c b/board/amcc/acadia/cmd_acadia.c new file mode 100644 index 0000000..fb7ea35 --- /dev/null +++ b/board/amcc/acadia/cmd_acadia.c @@ -0,0 +1,101 @@ +/* + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@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 <common.h> +#include <command.h> +#include <i2c.h> + +static u8 boot_267_nor[] = { + 0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x8e, 0x00, + 0x14, 0xc0, 0x36, 0xcc, 0x00, 0x0c, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00 +}; + +static u8 boot_267_nand[] = { + 0xd0, 0x38, 0xc3, 0x50, 0x13, 0x88, 0x8e, 0x00, + 0x14, 0xc0, 0x36, 0xcc, 0x00, 0x0c, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00 +}; + +static int do_bootstrap(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + u8 chip; + u8 *buf; + int cpu_freq; + + if (argc < 3) { + printf("Usage:\n%s\n", cmdtp->usage); + return 1; + } + + cpu_freq = simple_strtol(argv[1], NULL, 10); + if (cpu_freq != 267) { + printf("Unsupported cpu-frequency - only 267 supported\n"); + return 1; + } + + /* use 0x50 as I2C EEPROM address for now */ + chip = 0x50; + + if ((strcmp(argv[2], "nor") != 0) && + (strcmp(argv[2], "nand") != 0)) { + printf("Unsupported boot-device - only nor|nand support\n"); + return 1; + } + + if (strcmp(argv[2], "nand") == 0) { + switch (cpu_freq) { + case 267: + buf = boot_267_nand; + break; + default: + break; + } + } else { + switch (cpu_freq) { + case 267: + buf = boot_267_nor; + break; + default: + break; + } + } + + if (i2c_write(chip, 0, 1, buf, 16) != 0) + printf("Error writing to EEPROM at address 0x%x\n", chip); + udelay(CFG_EEPROM_PAGE_WRITE_DELAY_MS * 1000); + if (i2c_write(chip, 0x10, 1, buf+16, 4) != 0) + printf("Error2 writing to EEPROM at address 0x%x\n", chip); + + printf("Done\n"); + printf("Please power-cycle the board for the changes to take effect\n"); + + return 0; +} + +U_BOOT_CMD( + bootstrap, 3, 0, do_bootstrap, + "bootstrap - program the I2C bootstrap EEPROM\n", + "<cpu-freq> <nor|nand> - program the I2C bootstrap EEPROM\n" + ); diff --git a/board/amcc/acadia/config.mk b/board/amcc/acadia/config.mk index c8566ec..af5a46c 100644 --- a/board/amcc/acadia/config.mk +++ b/board/amcc/acadia/config.mk @@ -21,6 +21,12 @@ # MA 02111-1307 USA # +# +# AMCC 405EZ Reference Platform (Acadia) board +# + +sinclude $(OBJTREE)/board/$(BOARDDIR)/config.tmp + ifndef TEXT_BASE TEXT_BASE = 0xFFFC0000 endif diff --git a/board/amcc/acadia/memory.c b/board/amcc/acadia/memory.c index 5375d36..25904d3 100644 --- a/board/amcc/acadia/memory.c +++ b/board/amcc/acadia/memory.c @@ -39,6 +39,7 @@ void sdram_init(void) return; } +#if !defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL) static void cram_bcr_write(u32 wr_val) { wr_val <<= 2; @@ -62,9 +63,12 @@ static void cram_bcr_write(u32 wr_val) return; } +#endif long int initdram(int board_type) { +#if !defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL) + int i; u32 val; /* 1. EBC need to program READY, CLK, ADV for ASync mode */ @@ -92,7 +96,12 @@ long int initdram(int board_type) /* Config EBC to use RDY */ mfsdr(sdrultra0, val); - mtsdr(sdrultra0, val | 0x04000000); + mtsdr(sdrultra0, val | SDR_ULTRA0_EBCRDYEN); + + /* Wait a short while, since for NAND booting this is too fast */ + for (i=0; i<200000; i++) + ; +#endif return (CFG_MBYTES_RAM << 20); } diff --git a/board/amcc/acadia/u-boot-nand.lds b/board/amcc/acadia/u-boot-nand.lds new file mode 100644 index 0000000..a5dae0e --- /dev/null +++ b/board/amcc/acadia/u-boot-nand.lds @@ -0,0 +1,137 @@ +/* + * (C) Copyright 2007 + * 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 + */ + +OUTPUT_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); +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 : + { + /* WARNING - the following is hand-optimized to fit within */ + /* the sector layout of our flash chips! XXX FIXME XXX */ + + cpu/ppc4xx/start.o (.text) + + /* Align to next NAND block */ + . = ALIGN(0x4000); + common/environment.o (.ppcenv) + /* Keep some space here for redundant env and potential bad env blocks */ + . = ALIGN(0x10000); + + *(.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/cpu/ppc4xx/start.S b/cpu/ppc4xx/start.S index 78de300..78d0042 100644 --- a/cpu/ppc4xx/start.S +++ b/cpu/ppc4xx/start.S @@ -155,7 +155,9 @@ * NAND U-Boot image is started from offset 0 */ .text +#if defined(CONFIG_440) bl reconfig_tlb0 +#endif GET_GOT bl cpu_init_f /* run low-level CPU init code (from Flash) */ bl board_init_f @@ -857,6 +859,38 @@ _start: #endif /* CONFIG_405EZ */ #endif +#ifdef CONFIG_NAND_SPL + /* + * Copy SPL from cache into internal SRAM + */ + li r4,(CFG_NAND_BOOT_SPL_SIZE >> 2) - 1 + mtctr r4 + lis r2,CFG_NAND_BOOT_SPL_SRC@h + ori r2,r2,CFG_NAND_BOOT_SPL_SRC@l + lis r3,CFG_NAND_BOOT_SPL_DST@h + ori r3,r3,CFG_NAND_BOOT_SPL_DST@l +spl_loop: + lwzu r4,4(r2) + stwu r4,4(r3) + bdnz spl_loop + + /* + * Jump to code in RAM + */ + bl 00f +00: mflr r10 + lis r3,(CFG_NAND_BOOT_SPL_SRC - CFG_NAND_BOOT_SPL_DST)@h + ori r3,r3,(CFG_NAND_BOOT_SPL_SRC - CFG_NAND_BOOT_SPL_DST)@l + sub r10,r10,r3 + addi r10,r10,28 + mtlr r10 + blr + +start_ram: + sync + isync +#endif /* CONFIG_NAND_SPL */ + /*----------------------------------------------------------------------- */ /* Setup temporary stack in DCACHE or OCM if needed for SDRAM SPD. */ /*----------------------------------------------------------------------- */ @@ -967,12 +1001,16 @@ _start: stw r0, +12(r1) /* Save return addr (underflow vect) */ #endif /* !(CFG_INIT_DCACHE_CS || !CFG_TEM_STACK_OCM) */ +#ifdef CONFIG_NAND_SPL + bl nand_boot /* will not return */ +#else GET_GOT /* initialize GOT access */ bl cpu_init_f /* run low-level CPU init code (from Flash) */ /* NEVER RETURNS! */ bl board_init_f /* run first part of init code (from Flash) */ +#endif /* CONFIG_NAND_SPL */ #endif /* CONFIG_405GP || CONFIG_405CR || CONFIG_405 || CONFIG_405EP */ /*----------------------------------------------------------------------- */ @@ -1187,23 +1225,6 @@ crit_return: /* Cache functions. */ -invalidate_icache: - iccci r0,r0 /* for 405, iccci invalidates the */ - blr /* entire I cache */ - -invalidate_dcache: - addi r6,0,0x0000 /* clear GPR 6 */ - /* Do loop for # of dcache congruence classes. */ - lis r7, (CFG_DCACHE_SIZE / CFG_CACHELINE_SIZE / 2)@ha /* TBS for large sized cache */ - ori r7, r7, (CFG_DCACHE_SIZE / CFG_CACHELINE_SIZE / 2)@l - /* NOTE: dccci invalidates both */ - mtctr r7 /* ways in the D cache */ -..dcloop: - dccci 0,r6 /* invalidate line */ - addi r6,r6, CFG_CACHELINE_SIZE /* bump to next line */ - bdnz ..dcloop - blr - flush_dcache: addis r9,r0,0x0002 /* set mask for EE and CE msr bits */ ori r9,r9,0x8000 @@ -1734,6 +1755,23 @@ in32: lwz 3,0x0000(3) blr +invalidate_icache: + iccci r0,r0 /* for 405, iccci invalidates the */ + blr /* entire I cache */ + +invalidate_dcache: + addi r6,0,0x0000 /* clear GPR 6 */ + /* Do loop for # of dcache congruence classes. */ + lis r7, (CFG_DCACHE_SIZE / CFG_CACHELINE_SIZE / 2)@ha /* TBS for large sized cache */ + ori r7, r7, (CFG_DCACHE_SIZE / CFG_CACHELINE_SIZE / 2)@l + /* NOTE: dccci invalidates both */ + mtctr r7 /* ways in the D cache */ +..dcloop: + dccci 0,r6 /* invalidate line */ + addi r6,r6, CFG_CACHELINE_SIZE /* bump to next line */ + bdnz ..dcloop + blr + /**************************************************************************/ /* PPC405EP specific stuff */ /**************************************************************************/ diff --git a/include/configs/acadia.h b/include/configs/acadia.h index c72d933..0f447b0 100644 --- a/include/configs/acadia.h +++ b/include/configs/acadia.h @@ -109,6 +109,7 @@ /*----------------------------------------------------------------------- * FLASH related *----------------------------------------------------------------------*/ +#if !defined(CONFIG_NAND_U_BOOT) && !defined(CONFIG_NAND_SPL) #define CFG_FLASH_CFI /* The flash is CFI compatible */ #define CFG_FLASH_CFI_DRIVER /* Use common CFI driver */ @@ -122,6 +123,12 @@ #define CFG_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */ #define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */ +#define _CFG_CMD_INCLUDE (CFG_CMD_ALL) +#else +#define CFG_NO_FLASH 1 /* No NOR on Acadia when NAND-booting */ +#define _CFG_CMD_INCLUDE ((CFG_CMD_ALL) & ~(CFG_CMD_FLASH | CFG_CMD_IMLS)) +#endif + #ifdef CFG_ENV_IS_IN_FLASH #define CFG_ENV_SECT_SIZE 0x40000 /* size of one complete sector */ #define CFG_ENV_ADDR (CFG_MONITOR_BASE-CFG_ENV_SECT_SIZE) @@ -132,6 +139,63 @@ #define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE) #endif +/* + * IPL (Initial Program Loader, integrated inside CPU) + * Will load first 4k from NAND (SPL) into cache and execute it from there. + * + * SPL (Secondary Program Loader) + * Will load special U-Boot version (NUB) from NAND and execute it. This SPL + * has to fit into 4kByte. It sets up the CPU and configures the SDRAM + * controller and the NAND controller so that the special U-Boot image can be + * loaded from NAND to SDRAM. + * + * NUB (NAND U-Boot) + * This NAND U-Boot (NUB) is a special U-Boot version which can be started + * from RAM. Therefore it mustn't (re-)configure the SDRAM controller. + * + * On 440EPx the SPL is copied to SDRAM before the NAND controller is + * set up. While still running from cache, I experienced problems accessing + * the NAND controller. sr - 2006-08-25 + */ +#define CFG_NAND_BOOT_SPL_SRC 0xfffff000 /* SPL location */ +#define CFG_NAND_BOOT_SPL_SIZE (4 << 10) /* SPL size */ +#define CFG_NAND_BOOT_SPL_DST (CFG_OCM_DATA_ADDR + (12 << 10)) /* Copy SPL here*/ +#define CFG_NAND_U_BOOT_DST 0x01000000 /* Load NUB to this addr */ +#define CFG_NAND_U_BOOT_START CFG_NAND_U_BOOT_DST /* Start NUB from this addr */ +#define CFG_NAND_BOOT_SPL_DELTA (CFG_NAND_BOOT_SPL_SRC - CFG_NAND_BOOT_SPL_DST) + +/* + * Define the partitioning of the NAND chip (only RAM U-Boot is needed here) + */ +#define CFG_NAND_U_BOOT_OFFS (16 << 10) /* Offset to RAM U-Boot image */ +#define CFG_NAND_U_BOOT_SIZE (384 << 10) /* Size of RAM U-Boot image */ + +/* + * Now the NAND chip has to be defined (no autodetection used!) + */ +#define CFG_NAND_PAGE_SIZE 512 /* NAND chip page size */ +#define CFG_NAND_BLOCK_SIZE (16 << 10) /* NAND chip block size */ +#define CFG_NAND_PAGE_COUNT 32 /* NAND chip page count */ +#define CFG_NAND_BAD_BLOCK_POS 5 /* Location of bad block marker */ +#undef CFG_NAND_4_ADDR_CYCLE /* No fourth addr used (<=32MB) */ + +#define CFG_NAND_ECCSIZE 256 +#define CFG_NAND_ECCBYTES 3 +#define CFG_NAND_ECCSTEPS (CFG_NAND_PAGE_SIZE / CFG_NAND_ECCSIZE) +#define CFG_NAND_OOBSIZE 16 +#define CFG_NAND_ECCTOTAL (CFG_NAND_ECCBYTES * CFG_NAND_ECCSTEPS) +#define CFG_NAND_ECCPOS {0, 1, 2, 3, 6, 7} + +#ifdef CFG_ENV_IS_IN_NAND +/* + * For NAND booting the environment is embedded in the U-Boot image. Please take + * look at the file board/amcc/sequoia/u-boot-nand.lds for details. + */ +#define CFG_ENV_SIZE CFG_NAND_BLOCK_SIZE +#define CFG_ENV_OFFSET (CFG_NAND_U_BOOT_OFFS + CFG_ENV_SIZE) +#define CFG_ENV_OFFSET_REDUND (CFG_ENV_OFFSET + CFG_ENV_SIZE) +#endif + /*----------------------------------------------------------------------- * RAM (CRAM) *----------------------------------------------------------------------*/ @@ -209,7 +273,11 @@ "update=protect off fffc0000 ffffffff;era fffc0000 ffffffff;" \ "cp.b ${fileaddr} fffc0000 ${filesize};" \ "setenv filesize;saveenv\0" \ - "upd=run load;run update\0" \ + "upd=run load update\0" \ + "nload=tftp 200000 acadia/u-boot-nand.bin\0" \ + "nupdate=nand erase 0 60000;nand write 200000 0 60000;" \ + "setenv filesize;saveenv\0" \ + "nupd=run nload nupdate\0" \ "kozio=bootm ffc60000\0" \ "" #define CONFIG_BOOTCOMMAND "run flash_self" @@ -233,24 +301,24 @@ #define CONFIG_SUPPORT_VFAT -#define CONFIG_COMMANDS (CONFIG_CMD_DFL | \ - CFG_CMD_ASKENV | \ - CFG_CMD_DHCP | \ - CFG_CMD_DTT | \ - CFG_CMD_DIAG | \ - CFG_CMD_EEPROM | \ - CFG_CMD_ELF | \ - CFG_CMD_FAT | \ - CFG_CMD_I2C | \ - CFG_CMD_IRQ | \ - CFG_CMD_MII | \ - CFG_CMD_NAND | \ - CFG_CMD_NET | \ - CFG_CMD_NFS | \ - CFG_CMD_PCI | \ - CFG_CMD_PING | \ - CFG_CMD_REGINFO | \ - CFG_CMD_USB) +#define CONFIG_COMMANDS ((CONFIG_CMD_DFL & _CFG_CMD_INCLUDE) | \ + CFG_CMD_ASKENV | \ + CFG_CMD_DHCP | \ + CFG_CMD_DTT | \ + CFG_CMD_DIAG | \ + CFG_CMD_EEPROM | \ + CFG_CMD_ELF | \ + CFG_CMD_FAT | \ + CFG_CMD_I2C | \ + CFG_CMD_IRQ | \ + CFG_CMD_MII | \ + CFG_CMD_NAND | \ + CFG_CMD_NET | \ + CFG_CMD_NFS | \ + CFG_CMD_PCI | \ + CFG_CMD_PING | \ + CFG_CMD_REGINFO | \ + CFG_CMD_USB) /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ #include <cmd_confdefs.h> @@ -312,12 +380,16 @@ /*----------------------------------------------------------------------- * External Bus Controller (EBC) Setup *----------------------------------------------------------------------*/ -#define CFG_NAND_CS 3 /* NAND chip connected to CSx */ - +#if !defined(CONFIG_NAND_U_BOOT) && !defined(CONFIG_NAND_SPL) +#define CFG_NAND_CS 3 /* Memory Bank 0 (Flash) initialization */ #define CFG_EBC_PB0AP 0x03337200 #define CFG_EBC_PB0CR 0xfe0bc000 +/* Memory Bank 3 (NAND-FLASH) initialization */ +#define CFG_EBC_PB3AP 0x018003c0 +#define CFG_EBC_PB3CR (CFG_NAND_ADDR | 0x1c000) + /* Just initial configuration for CRAM. Will be changed in memory.c to sync mode*/ /* Memory Bank 1 (CRAM) initialization */ #define CFG_EBC_PB1AP 0x030400c0 @@ -326,10 +398,24 @@ /* Memory Bank 2 (CRAM) initialization */ #define CFG_EBC_PB2AP 0x030400c0 #define CFG_EBC_PB2CR 0x020bc000 +#else +#define CFG_NAND_CS 0 /* NAND chip connected to CSx */ +/* Memory Bank 0 (NAND-FLASH) initialization */ +#define CFG_EBC_PB0AP 0x018003c0 +#define CFG_EBC_PB0CR (CFG_NAND_ADDR | 0x1c000) -/* Memory Bank 3 (NAND-FLASH) initialization */ -#define CFG_EBC_PB3AP 0x018003c0 -#define CFG_EBC_PB3CR (CFG_NAND_ADDR | 0x1c000) +/* + * When NAND-booting the CRAM EBC setup must be done in sync mode, since the + * NAND-SPL already initialized the CRAM and EBC to sync mode. + */ +/* Memory Bank 1 (CRAM) initialization */ +#define CFG_EBC_PB1AP 0x9C0201C0 +#define CFG_EBC_PB1CR 0x000bc000 + +/* Memory Bank 2 (CRAM) initialization */ +#define CFG_EBC_PB2AP 0x9C0201C0 +#define CFG_EBC_PB2CR 0x020bc000 +#endif /* Memory Bank 4 (CPLD) initialization */ #define CFG_EBC_PB4AP 0x04006000 @@ -341,9 +427,9 @@ * GPIO Setup *----------------------------------------------------------------------*/ #define CFG_GPIO_CRAM_CLK 8 -#define CFG_GPIO_CRAM_WAIT 9 +#define CFG_GPIO_CRAM_WAIT 9 /* GPIO-In */ #define CFG_GPIO_CRAM_ADV 10 -#define CFG_GPIO_CRAM_CRE (32 + 21) +#define CFG_GPIO_CRAM_CRE (32 + 21) /* GPIO-Out */ /*----------------------------------------------------------------------- * Definitions for GPIO_0 setup (PPC405EZ specific) @@ -365,10 +451,10 @@ * GPIO0[28-30] - Trace Outputs / PWM Inputs * GPIO0[31] - PWM_8 I/O */ -#define CFG_GPIO0_TCR 0xC0000000 -#define CFG_GPIO0_OSRL 0x50000000 +#define CFG_GPIO0_TCR 0xC0A00000 +#define CFG_GPIO0_OSRL 0x50004400 #define CFG_GPIO0_OSRH 0x02000055 -#define CFG_GPIO0_ISR1L 0x00000000 +#define CFG_GPIO0_ISR1L 0x00001000 #define CFG_GPIO0_ISR1H 0x00000055 #define CFG_GPIO0_TSRL 0x02000000 #define CFG_GPIO0_TSRH 0x00000055 @@ -387,13 +473,13 @@ * GPIO1[16] - SPI_SS_1_N Output * GPIO1[17-20] - Trace Output/External Interrupts IRQ0 - IRQ3 inputs */ -#define CFG_GPIO1_OSRH 0x55455555 +#define CFG_GPIO1_TCR 0xFFFF8414 #define CFG_GPIO1_OSRL 0x40000110 -#define CFG_GPIO1_ISR1H 0x00000000 +#define CFG_GPIO1_OSRH 0x55455555 #define CFG_GPIO1_ISR1L 0x15555445 -#define CFG_GPIO1_TSRH 0x00000000 +#define CFG_GPIO1_ISR1H 0x00000000 #define CFG_GPIO1_TSRL 0x00000000 -#define CFG_GPIO1_TCR 0xFFFF8014 +#define CFG_GPIO1_TSRH 0x00000000 /* * Internal Definitions diff --git a/include/ppc405.h b/include/ppc405.h index fffae4d..71ad12e 100644 --- a/include/ppc405.h +++ b/include/ppc405.h @@ -556,6 +556,11 @@ #define sdricintstat 0x4510 #define SDR_NAND0_NDEN 0x80000000 +#define SDR_NAND0_NDBTEN 0x40000000 +#define SDR_NAND0_NDBADR_MASK 0x30000000 +#define SDR_NAND0_NDBPG_MASK 0x0f000000 +#define SDR_NAND0_NDAREN 0x00800000 +#define SDR_NAND0_NDRBEN 0x00400000 #define SDR_ULTRA0_NDGPIOBP 0x80000000 #define SDR_ULTRA0_CSN_MASK 0x78000000 @@ -563,6 +568,9 @@ #define SDR_ULTRA0_CSNSEL1 0x20000000 #define SDR_ULTRA0_CSNSEL2 0x10000000 #define SDR_ULTRA0_CSNSEL3 0x08000000 +#define SDR_ULTRA0_EBCRDYEN 0x04000000 +#define SDR_ULTRA0_SPISSINEN 0x02000000 +#define SDR_ULTRA0_NFSRSTEN 0x01000000 #define SDR_ULTRA1_LEDNENABLE 0x40000000 diff --git a/nand_spl/board/amcc/acadia/Makefile b/nand_spl/board/amcc/acadia/Makefile new file mode 100644 index 0000000..0d6828a --- /dev/null +++ b/nand_spl/board/amcc/acadia/Makefile @@ -0,0 +1,104 @@ +# +# (C) Copyright 2007 +# Stefan Roese, DENX Software Engineering, sr@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 +include $(TOPDIR)/nand_spl/board/$(BOARDDIR)/config.mk + +LDSCRIPT= $(TOPDIR)/nand_spl/board/$(BOARDDIR)/u-boot.lds +LDFLAGS = -Bstatic -T $(LDSCRIPT) -Ttext $(TEXT_BASE) $(PLATFORM_LDFLAGS) +AFLAGS += -DCONFIG_NAND_SPL +CFLAGS += -DCONFIG_NAND_SPL + +SOBJS = start.o resetvec.o +COBJS = gpio.o nand_boot.o nand_ecc.o memory.o ndfc.o + +SRCS := $(addprefix $(obj),$(SOBJS:.o=.S) $(COBJS:.o=.c)) +OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) +__OBJS := $(SOBJS) $(COBJS) +LNDIR := $(OBJTREE)/nand_spl/board/$(BOARDDIR) + +nandobj := $(OBJTREE)/nand_spl/ + +ALL = $(nandobj)u-boot-spl $(nandobj)u-boot-spl.bin $(nandobj)u-boot-spl-16k.bin + +all: $(obj).depend $(ALL) + +$(nandobj)u-boot-spl-16k.bin: $(nandobj)u-boot-spl + $(OBJCOPY) ${OBJCFLAGS} --pad-to=$(PAD_TO) -O binary $< $@ + +$(nandobj)u-boot-spl.bin: $(nandobj)u-boot-spl + $(OBJCOPY) ${OBJCFLAGS} -O binary $< $@ + +$(nandobj)u-boot-spl: $(OBJS) + cd $(LNDIR) && $(LD) $(LDFLAGS) $$UNDEF_SYM $(__OBJS) \ + -Map $(nandobj)u-boot-spl.map \ + -o $(nandobj)u-boot-spl + +# create symbolic links for common files + +# from cpu directory +$(obj)gpio.c: + @rm -f $(obj)gpio.c + ln -s $(SRCTREE)/cpu/ppc4xx/gpio.c $(obj)gpio.c + +$(obj)ndfc.c: + @rm -f $(obj)ndfc.c + ln -s $(SRCTREE)/cpu/ppc4xx/ndfc.c $(obj)ndfc.c + +$(obj)resetvec.S: + @rm -f $(obj)resetvec.S + ln -s $(SRCTREE)/cpu/ppc4xx/resetvec.S $(obj)resetvec.S + +$(obj)start.S: + @rm -f $(obj)start.S + ln -s $(SRCTREE)/cpu/ppc4xx/start.S $(obj)start.S + +# from board directory +$(obj)memory.c: + @rm -f $(obj)memory.c + ln -s $(SRCTREE)/board/amcc/acadia/memory.c $(obj)memory.c + +# from nand_spl directory +$(obj)nand_boot.c: + @rm -f $(obj)nand_boot.c + ln -s $(SRCTREE)/nand_spl/nand_boot.c $(obj)nand_boot.c + +# from drivers/nand directory +$(obj)nand_ecc.c: + @rm -f $(obj)nand_ecc.c + ln -s $(SRCTREE)/drivers/nand/nand_ecc.c $(obj)nand_ecc.c + +######################################################################### + +$(obj)%.o: $(obj)%.S + $(CC) $(AFLAGS) -c -o $@ $< + +$(obj)%.o: $(obj)%.c + $(CC) $(CFLAGS) -c -o $@ $< + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/nand_spl/board/amcc/acadia/config.mk b/nand_spl/board/amcc/acadia/config.mk new file mode 100644 index 0000000..55069b4 --- /dev/null +++ b/nand_spl/board/amcc/acadia/config.mk @@ -0,0 +1,47 @@ +# +# (C) Copyright 2007 +# Stefan Roese, DENX Software Engineering, sr@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# +# +# AMCC 405EZ Reference Platform (Acadia) board +# + +# +# TEXT_BASE for SPL: +# +# On 4xx platforms the SPL is located at 0xfffff000...0xffffffff, +# in the last 4kBytes of memory space in cache. +# We will copy this SPL into internal SRAM in start.S. So we set +# TEXT_BASE to starting address in internal SRAM here. +# +TEXT_BASE = 0xF8003000 + +# PAD_TO used to generate a 16kByte binary needed for the combined image +# -> PAD_TO = TEXT_BASE + 0x4000 +PAD_TO = 0xF8007000 + +ifeq ($(debug),1) +PLATFORM_CPPFLAGS += -DDEBUG +endif + +ifeq ($(dbcr),1) +PLATFORM_CPPFLAGS += -DCFG_INIT_DBCR=0x8cff0000 +endif diff --git a/nand_spl/board/amcc/acadia/u-boot.lds b/nand_spl/board/amcc/acadia/u-boot.lds new file mode 100644 index 0000000..018def1 --- /dev/null +++ b/nand_spl/board/amcc/acadia/u-boot.lds @@ -0,0 +1,63 @@ +/* + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_ARCH(powerpc:common) +SECTIONS +{ + .resetvec 0xF8003FFC : + { + *(.resetvec) + } = 0xffff + + .text : + { + start.o (.text) + nand_boot.o (.text) + ndfc.o (.text) + + *(.text) + *(.fixup) + } + _etext = .; + + .data : + { + *(.rodata*) + *(.data*) + *(.sdata*) + __got2_start = .; + *(.got2) + __got2_end = .; + } + + _edata = .; + + __bss_start = .; + .bss : + { + *(.sbss) + *(.bss) + } + + _end = . ; +} |