diff options
32 files changed, 4149 insertions, 43 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index 8dc46ad..eec50a8 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -253,6 +253,7 @@ Tolunay Orkun <torkun@nextio.com> John Otken <jotken@softadvances.com> luan PPC440SP + taihu PPC405EP Keith Outwater <Keith_Outwater@mvis.com> @@ -297,6 +298,7 @@ Stefan Roese <sr@denx.de> walnut PPC405GP yellowstone PPC440GR yosemite PPC440EP + zeus PPC405EP P3M750 PPC750FX/GX/GL @@ -89,9 +89,10 @@ LIST_4xx=" \ 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 \ + sequoia_nand taihu taishan VOH405 \ + VOM405 W7OLMC W7OLMG walnut \ + WUH405 XPEDITE1K yellowstone yosemite \ + yucca zeus \ " ######################################################################### @@ -1260,6 +1260,9 @@ rainier_nand_config: unconfig sc3_config:unconfig @$(MKCONFIG) $(@:_config=) ppc ppc4xx sc3 +taihu_config: unconfig + @$(MKCONFIG) $(@:_config=) ppc ppc4xx taihu amcc + taishan_config: unconfig @$(MKCONFIG) $(@:_config=) ppc ppc4xx taishan amcc @@ -1297,6 +1300,9 @@ yellowstone_config: unconfig yucca_config: unconfig @$(MKCONFIG) $(@:_config=) ppc ppc4xx yucca amcc +zeus_config: unconfig + @$(MKCONFIG) $(@:_config=) ppc ppc4xx zeus + ######################################################################### ## MPC8220 Systems ######################################################################### diff --git a/board/amcc/bubinga/bubinga.c b/board/amcc/bubinga/bubinga.c index fe6ce8a..66e7509 100644 --- a/board/amcc/bubinga/bubinga.c +++ b/board/amcc/bubinga/bubinga.c @@ -20,10 +20,12 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ -long int spd_sdram(void); #include <common.h> #include <asm/processor.h> +#include <asm/io.h> + +long int spd_sdram(void); int board_early_init_f(void) { @@ -34,6 +36,15 @@ int board_early_init_f(void) mtdcr(uictr, 0x00000010); /* set int trigger levels */ mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */ + /* + * Configure CPC0_PCI to enable PerWE as output + * and enable the internal PCI arbiter if selected + */ + if (in_8((void *)FPGA_REG1) & FPGA_REG1_PCI_INT_ARB) + mtdcr(cpc0_pci, CPC0_PCI_HOST_CFG_EN | CPC0_PCI_ARBIT_EN); + else + mtdcr(cpc0_pci, CPC0_PCI_HOST_CFG_EN); + return 0; } diff --git a/board/amcc/taihu/Makefile b/board/amcc/taihu/Makefile new file mode 100644 index 0000000..9731c6e --- /dev/null +++ b/board/amcc/taihu/Makefile @@ -0,0 +1,49 @@ +# +# (C) Copyright 2000-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).a + +COBJS = $(BOARD).o flash.o lcd.o update.o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) + +$(LIB): $(OBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) + +clean: + rm -f $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/amcc/taihu/config.mk b/board/amcc/taihu/config.mk new file mode 100644 index 0000000..1bdf5e4 --- /dev/null +++ b/board/amcc/taihu/config.mk @@ -0,0 +1,24 @@ +# +# (C) Copyright 2000 +# 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 +# + +TEXT_BASE = 0xFFFC0000 diff --git a/board/amcc/taihu/flash.c b/board/amcc/taihu/flash.c new file mode 100644 index 0000000..290259e --- /dev/null +++ b/board/amcc/taihu/flash.c @@ -0,0 +1,1083 @@ +/* + * (C) Copyright 2000 + * 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 + */ + +/* + * Modified 4/5/2001 + * Wait for completion of each sector erase command issued + * 4/5/2001 + * Chris Hallinan - DS4.COM, Inc. - clh@net1plus.com + */ + +#include <common.h> +#include <ppc4xx.h> +#include <asm/processor.h> + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ + +#undef DEBUG +#ifdef DEBUG +#define DEBUGF(x...) printf(x) +#else +#define DEBUGF(x...) +#endif /* DEBUG */ + +#define CFG_FLASH_CHAR_SIZE unsigned char +#define CFG_FLASH_CHAR_ADDR0 (0x0aaa) +#define CFG_FLASH_CHAR_ADDR1 (0x0555) +/*----------------------------------------------------------------------- + * Functions + */ +static ulong flash_get_size(vu_long * addr, flash_info_t * info); +static void flash_get_offsets(ulong base, flash_info_t * info); +static int write_word(flash_info_t * info, ulong dest, ulong data); +#ifdef FLASH_BASE1_PRELIM +static int write_word_1(flash_info_t * info, ulong dest, ulong data); +static int write_word_2(flash_info_t * info, ulong dest, ulong data); +static int flash_erase_1(flash_info_t * info, int s_first, int s_last); +static int flash_erase_2(flash_info_t * info, int s_first, int s_last); +static ulong flash_get_size_1(vu_long * addr, flash_info_t * info); +static ulong flash_get_size_2(vu_long * addr, flash_info_t * info); +#endif + +unsigned long flash_init(void) +{ + unsigned long size_b0, size_b1=0; + int i; + + /* Init: no FLASHes known */ + for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) { + flash_info[i].flash_id = FLASH_UNKNOWN; + } + + /* Static FLASH Bank configuration here - FIXME XXX */ + + size_b0 = + flash_get_size((vu_long *) FLASH_BASE0_PRELIM, &flash_info[0]); + + if (flash_info[0].flash_id == FLASH_UNKNOWN) { + printf("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n", + size_b0, size_b0 << 20); + } + + if (size_b0) { + /* Setup offsets */ + flash_get_offsets(FLASH_BASE0_PRELIM, &flash_info[0]); + /* Monitor protection ON by default */ + (void)flash_protect(FLAG_PROTECT_SET, + CFG_MONITOR_BASE, + CFG_MONITOR_BASE + CFG_MONITOR_LEN - 1, + &flash_info[0]); +#ifdef CFG_ENV_IS_IN_FLASH + (void)flash_protect(FLAG_PROTECT_SET, CFG_ENV_ADDR, + CFG_ENV_ADDR + CFG_ENV_SECT_SIZE - 1, + &flash_info[0]); + (void)flash_protect(FLAG_PROTECT_SET, CFG_ENV_ADDR_REDUND, + CFG_ENV_ADDR_REDUND + CFG_ENV_SECT_SIZE - 1, + &flash_info[0]); +#endif + /* Also protect sector containing initial power-up instruction */ + /* (flash_protect() checks address range - other call ignored) */ + (void)flash_protect(FLAG_PROTECT_SET, + 0xFFFFFFFC, 0xFFFFFFFF, &flash_info[0]); + + flash_info[0].size = size_b0; + } +#ifdef FLASH_BASE1_PRELIM + size_b1 = + flash_get_size((vu_long *) FLASH_BASE1_PRELIM, &flash_info[1])*2; + + if (flash_info[1].flash_id == FLASH_UNKNOWN) { + printf("## Unknown FLASH on Bank 1 - Size = 0x%08lx = %ld MB\n", + size_b1, size_b1 << 20); + } + + if (size_b1) { + /* Setup offsets */ + flash_get_offsets(FLASH_BASE1_PRELIM, &flash_info[1]); + flash_info[1].size = size_b1; + } +#endif + return (size_b0 + size_b1); +} + +static void flash_get_offsets(ulong base, flash_info_t * info) +{ + int i; + + /* set up sector start address table */ + if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) || + (info->flash_id == FLASH_AM040)) { + for (i = 0; i < info->sector_count; i++) + info->start[i] = base + (i * 0x00010000); + } else if ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMLV128U) { + for (i = 0; i < info->sector_count; i++) { + info->start[i] = base + (i * 0x00010000*2); + } + } else if ((info->flash_id & FLASH_TYPEMASK) == FLASH_S29GL128N ) { + for (i = 0; i < info->sector_count; i++) { + info->start[i] = base + (i * 0x00020000*2); + } + } else { + if (info->flash_id & FLASH_BTYPE) { + /* set sector offsets for bottom boot block type */ + info->start[0] = base + 0x00000000; + info->start[1] = base + 0x00004000; + info->start[2] = base + 0x00006000; + info->start[3] = base + 0x00008000; + for (i = 4; i < info->sector_count; i++) { + info->start[i] = + base + (i * 0x00010000) - 0x00030000; + } + } else { + /* set sector offsets for top boot block type */ + i = info->sector_count - 1; + info->start[i--] = base + info->size - 0x00004000; + info->start[i--] = base + info->size - 0x00006000; + info->start[i--] = base + info->size - 0x00008000; + for (; i >= 0; i--) { + info->start[i] = base + i * 0x00010000; + } + } + } +} + + +void flash_print_info(flash_info_t * info) +{ + int i; + int k; + int size; + int erased; + volatile unsigned long *flash; + + if (info->flash_id == FLASH_UNKNOWN) { + printf("missing or unknown FLASH type\n"); + return; + } + + switch (info->flash_id & FLASH_VENDMASK) { + case FLASH_MAN_AMD: + printf("AMD "); + break; + case FLASH_MAN_STM: + printf("STM "); + break; + case FLASH_MAN_FUJ: + printf("FUJITSU "); + break; + case FLASH_MAN_SST: + printf("SST "); + break; + default: + printf("Unknown Vendor "); + break; + } + + switch (info->flash_id & FLASH_TYPEMASK) { + case FLASH_AM040: + printf("AM29F040 (512 Kbit, uniform sector size)\n"); + break; + case FLASH_AM400B: + printf("AM29LV400B (4 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM400T: + printf("AM29LV400T (4 Mbit, top boot sector)\n"); + break; + case FLASH_AM800B: + printf("AM29LV800B (8 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM800T: + printf("AM29LV800T (8 Mbit, top boot sector)\n"); + break; + case FLASH_AMD016: + printf("AM29F016D (16 Mbit, uniform sector size)\n"); + break; + case FLASH_AM160B: + printf("AM29LV160B (16 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM160T: + printf("AM29LV160T (16 Mbit, top boot sector)\n"); + break; + case FLASH_AM320B: + printf("AM29LV320B (32 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM320T: + printf("AM29LV320T (32 Mbit, top boot sector)\n"); + break; + case FLASH_AM033C: + printf("AM29LV033C (32 Mbit, top boot sector)\n"); + break; + case FLASH_AMLV128U: + printf("AM29LV128U (128 Mbit * 2, top boot sector)\n"); + break; + case FLASH_SST800A: + printf("SST39LF/VF800 (8 Mbit, uniform sector size)\n"); + break; + case FLASH_SST160A: + printf("SST39LF/VF160 (16 Mbit, uniform sector size)\n"); + break; + case FLASH_STMW320DT: + printf ("M29W320DT (32 M, top sector)\n"); + break; + case FLASH_S29GL128N: + printf ("S29GL128N (256 Mbit, uniform sector size)\n"); + break; + default: + printf("Unknown Chip Type\n"); + break; + } + + printf(" Size: %ld KB in %d Sectors\n", + info->size >> 10, info->sector_count); + + printf(" Sector Start Addresses:"); + for (i = 0; i < info->sector_count; ++i) { + /* + * Check if whole sector is erased + */ + if (i != (info->sector_count - 1)) + size = info->start[i + 1] - info->start[i]; + else + size = info->start[0] + info->size - info->start[i]; + erased = 1; + flash = (volatile unsigned long *)info->start[i]; + size = size >> 2; /* divide by 4 for longword access */ + for (k = 0; k < size; k++) { + if (*flash++ != 0xffffffff) { + erased = 0; + break; + } + } + + if ((i % 5) == 0) + printf("\n "); + printf(" %08lX%s%s", + info->start[i], + erased ? " E" : " ", info->protect[i] ? "RO " : " "); + } + printf("\n"); + return; +} + + +/* + * The following code cannot be run from FLASH! + */ +#ifdef FLASH_BASE1_PRELIM +static ulong flash_get_size(vu_long * addr, flash_info_t * info) +{ + if ((ulong)addr == FLASH_BASE1_PRELIM) { + return flash_get_size_2(addr, info); + } else { + return flash_get_size_1(addr, info); + } +} + +static ulong flash_get_size_1(vu_long * addr, flash_info_t * info) +#else +static ulong flash_get_size(vu_long * addr, flash_info_t * info) +#endif +{ + short i; + CFG_FLASH_WORD_SIZE value; + ulong base = (ulong) addr; + volatile CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *) addr; + + DEBUGF("FLASH ADDR: %08x\n", (unsigned)addr); + + /* Write auto select command: read Manufacturer ID */ + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; + addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00900090; + udelay(1000); + + value = addr2[0]; + DEBUGF("FLASH MANUFACT: %x\n", value); + + switch (value) { + case (CFG_FLASH_WORD_SIZE) AMD_MANUFACT: + info->flash_id = FLASH_MAN_AMD; + break; + case (CFG_FLASH_WORD_SIZE) FUJ_MANUFACT: + info->flash_id = FLASH_MAN_FUJ; + break; + case (CFG_FLASH_WORD_SIZE) SST_MANUFACT: + info->flash_id = FLASH_MAN_SST; + break; + case (CFG_FLASH_WORD_SIZE) STM_MANUFACT: + info->flash_id = FLASH_MAN_STM; + break; + default: + info->flash_id = FLASH_UNKNOWN; + info->sector_count = 0; + info->size = 0; + return 0; /* no or unknown flash */ + } + + value = addr2[1]; /* device ID */ + DEBUGF("\nFLASH DEVICEID: %x\n", value); + + switch (value) { + case (CFG_FLASH_WORD_SIZE) AMD_ID_LV040B: + info->flash_id += FLASH_AM040; + info->sector_count = 8; + info->size = 0x0080000; /* => 512 ko */ + break; + + case (CFG_FLASH_WORD_SIZE) AMD_ID_F040B: + info->flash_id += FLASH_AM040; + info->sector_count = 8; + info->size = 0x0080000; /* => 512 ko */ + break; + + case (CFG_FLASH_WORD_SIZE) STM_ID_M29W040B: + info->flash_id += FLASH_AM040; + info->sector_count = 8; + info->size = 0x0080000; /* => 512 ko */ + break; + + case (CFG_FLASH_WORD_SIZE) AMD_ID_F016D: + info->flash_id += FLASH_AMD016; + info->sector_count = 32; + info->size = 0x00200000; + break; /* => 2 MB */ + + case (CFG_FLASH_WORD_SIZE) AMD_ID_LV033C: + info->flash_id += FLASH_AMDLV033C; + info->sector_count = 64; + info->size = 0x00400000; + break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE) AMD_ID_LV400T: + info->flash_id += FLASH_AM400T; + info->sector_count = 11; + info->size = 0x00080000; + break; /* => 0.5 MB */ + + case (CFG_FLASH_WORD_SIZE) AMD_ID_LV400B: + info->flash_id += FLASH_AM400B; + info->sector_count = 11; + info->size = 0x00080000; + break; /* => 0.5 MB */ + + case (CFG_FLASH_WORD_SIZE) AMD_ID_LV800T: + info->flash_id += FLASH_AM800T; + info->sector_count = 19; + info->size = 0x00100000; + break; /* => 1 MB */ + + case (CFG_FLASH_WORD_SIZE) AMD_ID_LV800B: + info->flash_id += FLASH_AM800B; + info->sector_count = 19; + info->size = 0x00100000; + break; /* => 1 MB */ + + case (CFG_FLASH_WORD_SIZE) AMD_ID_LV160T: + info->flash_id += FLASH_AM160T; + info->sector_count = 35; + info->size = 0x00200000; + break; /* => 2 MB */ + + case (CFG_FLASH_WORD_SIZE) AMD_ID_LV160B: + info->flash_id += FLASH_AM160B; + info->sector_count = 35; + info->size = 0x00200000; + break; /* => 2 MB */ + default: + info->flash_id = FLASH_UNKNOWN; + return 0; /* => no or unknown flash */ + } + + /* set up sector start address table */ + if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM040) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMD016)) { + for (i = 0; i < info->sector_count; i++) + info->start[i] = base + (i * 0x00010000); + } + else if ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMLV128U) { + for (i = 0; i < info->sector_count; i++) + info->start[i] = base + (i * 0x00010000 * 2); + } else { + if (info->flash_id & FLASH_BTYPE) { + /* set sector offsets for bottom boot block type */ + info->start[0] = base + 0x00000000; + info->start[1] = base + 0x00004000; + info->start[2] = base + 0x00006000; + info->start[3] = base + 0x00008000; + for (i = 4; i < info->sector_count; i++) { + info->start[i] = + base + (i * 0x00010000) - 0x00030000; + } + } else { + /* set sector offsets for top boot block type */ + i = info->sector_count - 1; + info->start[i--] = base + info->size - 0x00004000; + info->start[i--] = base + info->size - 0x00006000; + info->start[i--] = base + info->size - 0x00008000; + for (; i >= 0; i--) { + info->start[i] = base + i * 0x00010000; + } + } + } + + /* check for protected sectors */ + for (i = 0; i < info->sector_count; i++) { + /* read sector protection at sector address, (A7 .. A0) = 0x02 */ + /* D0 = 1 if protected */ + addr2 = (volatile CFG_FLASH_WORD_SIZE *)(info->start[i]); + + /* For AMD29033C flash we need to resend the command of * + * reading flash protection for upper 8 Mb of flash */ + if (i == 32) { + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0xAAAAAAAA; + addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x55555555; + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x90909090; + } + + if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) + info->protect[i] = 0; + else + info->protect[i] = addr2[2] & 1; + } + + /* issue bank reset to return to read mode */ + addr2[0] = (CFG_FLASH_WORD_SIZE) 0x00F000F0; + + return info->size; +} + +static int wait_for_DQ7_1(flash_info_t * info, int sect) +{ + ulong start, now, last; + volatile CFG_FLASH_WORD_SIZE *addr = + (CFG_FLASH_WORD_SIZE *) (info->start[sect]); + + start = get_timer(0); + last = start; + while ((addr[0] & (CFG_FLASH_WORD_SIZE) 0x00800080) != + (CFG_FLASH_WORD_SIZE) 0x00800080) { + if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) { + printf("Timeout\n"); + return -1; + } + /* show that we're waiting */ + if ((now - last) > 1000) { /* every second */ + putc('.'); + last = now; + } + } + return 0; +} + +#ifdef FLASH_BASE1_PRELIM +int flash_erase(flash_info_t * info, int s_first, int s_last) +{ + if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320B) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320T) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMLV128U) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_S29GL128N) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_STMW320DT)) { + return flash_erase_2(info, s_first, s_last); + } else { + return flash_erase_1(info, s_first, s_last); + } +} + +static int flash_erase_1(flash_info_t * info, int s_first, int s_last) +#else +int flash_erase(flash_info_t * info, int s_first, int s_last) +#endif +{ + volatile CFG_FLASH_WORD_SIZE *addr = (CFG_FLASH_WORD_SIZE *) (info->start[0]); + volatile CFG_FLASH_WORD_SIZE *addr2; + int flag, prot, sect, l_sect; + int i; + + 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_UNKNOWN) { + printf("Can't erase unknown flash type - aborted\n"); + 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"); + } + + l_sect = -1; + + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts(); + + /* Start erase on unprotected sectors */ + for (sect = s_first; sect <= s_last; sect++) { + if (info->protect[sect] == 0) { /* not protected */ + addr2 = (CFG_FLASH_WORD_SIZE *) (info->start[sect]); + + if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) { + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00800080; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; + addr2[0] = (CFG_FLASH_WORD_SIZE) 0x00500050; /* block erase */ + for (i = 0; i < 50; i++) + udelay(1000); /* wait 1 ms */ + } else { + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00800080; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; + addr2[0] = (CFG_FLASH_WORD_SIZE) 0x00300030; /* sector erase */ + } + l_sect = sect; + /* + * Wait for each sector to complete, it's more + * reliable. According to AMD Spec, you must + * issue all erase commands within a specified + * timeout. This has been seen to fail, especially + * if printf()s are included (for debug)!! + */ + wait_for_DQ7_1(info, sect); + } + } + + /* re-enable interrupts if necessary */ + if (flag) + enable_interrupts(); + + /* wait at least 80us - let's wait 1 ms */ + udelay(1000); + + /* reset to read mode */ + addr = (CFG_FLASH_WORD_SIZE *) info->start[0]; + addr[0] = (CFG_FLASH_WORD_SIZE) 0x00F000F0; /* reset bank */ + + printf(" done\n"); + return 0; +} + +/*----------------------------------------------------------------------- + * Copy memory to flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + */ +int write_buff(flash_info_t * info, uchar * src, ulong addr, ulong cnt) +{ + ulong cp, wp, data; + int i, l, rc; + + 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; + } + + /* + * 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)); +} + +/*----------------------------------------------------------------------- + * Copy memory to flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + */ +#ifdef FLASH_BASE1_PRELIM +static int write_word(flash_info_t * info, ulong dest, ulong data) +{ + if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320B) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320T) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMLV128U) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_S29GL128N) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_STMW320DT)) { + return write_word_2(info, dest, data); + } else { + return write_word_1(info, dest, data); + } +} + +static int write_word_1(flash_info_t * info, ulong dest, ulong data) +#else +static int write_word(flash_info_t * info, ulong dest, ulong data) +#endif +{ + volatile CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *) (info->start[0]); + volatile CFG_FLASH_WORD_SIZE *dest2 = (CFG_FLASH_WORD_SIZE *) dest; + volatile CFG_FLASH_WORD_SIZE *data2 = (CFG_FLASH_WORD_SIZE *) & data; + ulong start; + int i; + + /* Check if Flash is (sufficiently) erased */ + if ((*((vu_long *)dest) & data) != data) { + return 2; + } + + for (i = 0; i < 4 / sizeof(CFG_FLASH_WORD_SIZE); i++) { + int flag; + + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts(); + + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; + addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00A000A0; + + dest2[i] = data2[i]; + + /* re-enable interrupts if necessary */ + if (flag) + enable_interrupts(); + + /* data polling for D7 */ + start = get_timer(0); + while ((dest2[i] & (CFG_FLASH_WORD_SIZE) 0x00800080) != + (data2[i] & (CFG_FLASH_WORD_SIZE) 0x00800080)) { + + if (get_timer(start) > CFG_FLASH_WRITE_TOUT) { + return 1; + } + } + } + + return 0; +} + +#ifdef FLASH_BASE1_PRELIM + +/* + * The following code cannot be run from FLASH! + */ +static ulong flash_get_size_2(vu_long * addr, flash_info_t * info) +{ + short i; + CFG_FLASH_CHAR_SIZE value; + ulong base = (ulong) addr; + volatile CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *) addr; + + DEBUGF("FLASH ADDR: %08x\n", (unsigned)addr); + + /* Write auto select command: read Manufacturer ID */ + addr2[CFG_FLASH_CHAR_ADDR0] = (CFG_FLASH_WORD_SIZE) 0xAAAAAAAA; + addr2[CFG_FLASH_CHAR_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x55555555; + addr2[CFG_FLASH_CHAR_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x90909090; + udelay(1000); + + value = (CFG_FLASH_CHAR_SIZE)addr2[0]; + DEBUGF("FLASH MANUFACT: %x\n", value); + + switch (value) { + case (CFG_FLASH_CHAR_SIZE) AMD_MANUFACT: + info->flash_id = FLASH_MAN_AMD; + break; + case (CFG_FLASH_CHAR_SIZE) FUJ_MANUFACT: + info->flash_id = FLASH_MAN_FUJ; + break; + case (CFG_FLASH_CHAR_SIZE) SST_MANUFACT: + info->flash_id = FLASH_MAN_SST; + break; + case (CFG_FLASH_CHAR_SIZE) STM_MANUFACT: + info->flash_id = FLASH_MAN_STM; + break; + default: + info->flash_id = FLASH_UNKNOWN; + info->sector_count = 0; + info->size = 0; + return 0; /* no or unknown flash */ + } + + value = (CFG_FLASH_CHAR_SIZE)addr2[2]; /* device ID */ + DEBUGF("\nFLASH DEVICEID: %x\n", value); + + switch (value) { + case (CFG_FLASH_CHAR_SIZE) AMD_ID_LV040B: + info->flash_id += FLASH_AM040; + info->sector_count = 8; + info->size = 0x0080000; /* => 512 ko */ + break; + + case (CFG_FLASH_CHAR_SIZE) AMD_ID_F040B: + info->flash_id += FLASH_AM040; + info->sector_count = 8; + info->size = 0x0080000; /* => 512 ko */ + break; + + case (CFG_FLASH_CHAR_SIZE) STM_ID_M29W040B: + info->flash_id += FLASH_AM040; + info->sector_count = 8; + info->size = 0x0080000; /* => 512 ko */ + break; + + case (CFG_FLASH_CHAR_SIZE) AMD_ID_F016D: + info->flash_id += FLASH_AMD016; + info->sector_count = 32; + info->size = 0x00200000; + break; /* => 2 MB */ + + case (CFG_FLASH_CHAR_SIZE) AMD_ID_LV033C: + info->flash_id += FLASH_AMDLV033C; + info->sector_count = 64; + info->size = 0x00400000; + break; /* => 4 MB */ + + case (CFG_FLASH_CHAR_SIZE) AMD_ID_LV400T: + info->flash_id += FLASH_AM400T; + info->sector_count = 11; + info->size = 0x00080000; + break; /* => 0.5 MB */ + + case (CFG_FLASH_CHAR_SIZE) AMD_ID_LV400B: + info->flash_id += FLASH_AM400B; + info->sector_count = 11; + info->size = 0x00080000; + break; /* => 0.5 MB */ + + case (CFG_FLASH_CHAR_SIZE) AMD_ID_LV800T: + info->flash_id += FLASH_AM800T; + info->sector_count = 19; + info->size = 0x00100000; + break; /* => 1 MB */ + + case (CFG_FLASH_CHAR_SIZE) AMD_ID_LV800B: + info->flash_id += FLASH_AM800B; + info->sector_count = 19; + info->size = 0x00100000; + break; /* => 1 MB */ + + case (CFG_FLASH_CHAR_SIZE) AMD_ID_LV160T: + info->flash_id += FLASH_AM160T; + info->sector_count = 35; + info->size = 0x00200000; + break; /* => 2 MB */ + + case (CFG_FLASH_CHAR_SIZE) AMD_ID_LV160B: + info->flash_id += FLASH_AM160B; + info->sector_count = 35; + info->size = 0x00200000; + break; /* => 2 MB */ + case (CFG_FLASH_CHAR_SIZE) AMD_ID_MIRROR: + if ((CFG_FLASH_CHAR_SIZE)addr2[0x1c] == (CFG_FLASH_CHAR_SIZE)AMD_ID_LV128U_2 + && (CFG_FLASH_CHAR_SIZE)addr2[0x1e] == (CFG_FLASH_CHAR_SIZE)AMD_ID_LV128U_3) { + info->flash_id += FLASH_AMLV128U; + info->sector_count = 256; + info->size = 0x01000000; + } else if ((CFG_FLASH_CHAR_SIZE)addr2[0x1c] == (CFG_FLASH_CHAR_SIZE)AMD_ID_GL128N_2 + && (CFG_FLASH_CHAR_SIZE)addr2[0x1e] == (CFG_FLASH_CHAR_SIZE)AMD_ID_GL128N_3 ) { + info->flash_id += FLASH_S29GL128N; + info->sector_count = 128; + info->size = 0x01000000; + } + else + info->flash_id = FLASH_UNKNOWN; + break; /* => 2 MB */ + + default: + info->flash_id = FLASH_UNKNOWN; + return 0; /* => no or unknown flash */ + } + + /* set up sector start address table */ + if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM040) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMD016)) { + for (i = 0; i < info->sector_count; i++) + info->start[i] = base + (i * 0x00010000); + } else if ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMLV128U) { + for (i = 0; i < info->sector_count; i++) + info->start[i] = base + (i * 0x00010000); + } else if ((info->flash_id & FLASH_TYPEMASK) == FLASH_S29GL128N ) { + for (i = 0; i < info->sector_count; i++) + info->start[i] = base + (i * 0x00020000); + } else { + if (info->flash_id & FLASH_BTYPE) { + /* set sector offsets for bottom boot block type */ + info->start[0] = base + 0x00000000; + info->start[1] = base + 0x00004000; + info->start[2] = base + 0x00006000; + info->start[3] = base + 0x00008000; + for (i = 4; i < info->sector_count; i++) { + info->start[i] = + base + (i * 0x00010000) - 0x00030000; + } + } else { + /* set sector offsets for top boot block type */ + i = info->sector_count - 1; + info->start[i--] = base + info->size - 0x00004000; + info->start[i--] = base + info->size - 0x00006000; + info->start[i--] = base + info->size - 0x00008000; + for (; i >= 0; i--) { + info->start[i] = base + i * 0x00010000; + } + } + } + + /* check for protected sectors */ + for (i = 0; i < info->sector_count; i++) { + /* read sector protection at sector address, (A7 .. A0) = 0x02 */ + /* D0 = 1 if protected */ + addr2 = (volatile CFG_FLASH_WORD_SIZE *)(info->start[i]); + + /* For AMD29033C flash we need to resend the command of * + * reading flash protection for upper 8 Mb of flash */ + if (i == 32) { + addr2[CFG_FLASH_CHAR_ADDR0] = (CFG_FLASH_WORD_SIZE) 0xAAAAAAAA; + addr2[CFG_FLASH_CHAR_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x55555555; + addr2[CFG_FLASH_CHAR_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x90909090; + } + + if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) + info->protect[i] = 0; + else + info->protect[i] = (CFG_FLASH_CHAR_SIZE)addr2[4] & 1; + } + + /* issue bank reset to return to read mode */ + addr2[0] = (CFG_FLASH_WORD_SIZE) 0xF0F0F0F0; + return info->size; +} + +static int wait_for_DQ7_2(flash_info_t * info, int sect) +{ + ulong start, now, last; + volatile CFG_FLASH_WORD_SIZE *addr = + (CFG_FLASH_WORD_SIZE *) (info->start[sect]); + + start = get_timer(0); + last = start; + while (((CFG_FLASH_WORD_SIZE)addr[0] & (CFG_FLASH_WORD_SIZE) 0x80808080) != + (CFG_FLASH_WORD_SIZE) 0x80808080) { + if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) { + printf("Timeout\n"); + return -1; + } + /* show that we're waiting */ + if ((now - last) > 1000) { /* every second */ + putc('.'); + last = now; + } + } + return 0; +} + +static int flash_erase_2(flash_info_t * info, int s_first, int s_last) +{ + volatile CFG_FLASH_WORD_SIZE *addr = (CFG_FLASH_WORD_SIZE *) (info->start[0]); + volatile CFG_FLASH_WORD_SIZE *addr2; + int flag, prot, sect, l_sect; + int i; + + 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_UNKNOWN) { + printf("Can't erase unknown flash type - aborted\n"); + 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"); + } + + l_sect = -1; + + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts(); + + /* Start erase on unprotected sectors */ + for (sect = s_first; sect <= s_last; sect++) { + if (info->protect[sect] == 0) { /* not protected */ + addr2 = (CFG_FLASH_WORD_SIZE *) (info->start[sect]); + + if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) { + addr[CFG_FLASH_CHAR_ADDR0] = (CFG_FLASH_WORD_SIZE) 0xAAAAAAAA; + addr[CFG_FLASH_CHAR_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x55555555; + addr[CFG_FLASH_CHAR_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x80808080; + addr[CFG_FLASH_CHAR_ADDR0] = (CFG_FLASH_WORD_SIZE) 0xAAAAAAAA; + addr[CFG_FLASH_CHAR_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x55555555; + addr2[0] = (CFG_FLASH_WORD_SIZE) 0x50505050; /* block erase */ + for (i = 0; i < 50; i++) + udelay(1000); /* wait 1 ms */ + } else { + addr[CFG_FLASH_CHAR_ADDR0] = (CFG_FLASH_WORD_SIZE) 0xAAAAAAAA; + addr[CFG_FLASH_CHAR_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x55555555; + addr[CFG_FLASH_CHAR_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x80808080; + addr[CFG_FLASH_CHAR_ADDR0] = (CFG_FLASH_WORD_SIZE) 0xAAAAAAAA; + addr[CFG_FLASH_CHAR_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x55555555; + addr2[0] = (CFG_FLASH_WORD_SIZE) 0x30303030; /* sector erase */ + } + l_sect = sect; + /* + * Wait for each sector to complete, it's more + * reliable. According to AMD Spec, you must + * issue all erase commands within a specified + * timeout. This has been seen to fail, especially + * if printf()s are included (for debug)!! + */ + wait_for_DQ7_2(info, sect); + } + } + + /* re-enable interrupts if necessary */ + if (flag) + enable_interrupts(); + + /* wait at least 80us - let's wait 1 ms */ + udelay(1000); + + /* reset to read mode */ + addr = (CFG_FLASH_WORD_SIZE *) info->start[0]; + addr[0] = (CFG_FLASH_WORD_SIZE) 0xF0F0F0F0; /* reset bank */ + + printf(" done\n"); + return 0; +} + +static int write_word_2(flash_info_t * info, ulong dest, ulong data) +{ + volatile CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *) (info->start[0]); + volatile CFG_FLASH_WORD_SIZE *dest2 = (CFG_FLASH_WORD_SIZE *) dest; + volatile CFG_FLASH_WORD_SIZE *data2 = (CFG_FLASH_WORD_SIZE *) & data; + ulong start; + int i; + + /* Check if Flash is (sufficiently) erased */ + if ((*((vu_long *)dest) & data) != data) { + return 2; + } + + for (i = 0; i < 4 / sizeof(CFG_FLASH_WORD_SIZE); i++) { + int flag; + + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts(); + + addr2[CFG_FLASH_CHAR_ADDR0] = (CFG_FLASH_WORD_SIZE) 0xAAAAAAAA; + addr2[CFG_FLASH_CHAR_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x55555555; + addr2[CFG_FLASH_CHAR_ADDR0] = (CFG_FLASH_WORD_SIZE) 0xA0A0A0A0; + + dest2[i] = data2[i]; + + /* re-enable interrupts if necessary */ + if (flag) + enable_interrupts(); + + /* data polling for D7 */ + start = get_timer(0); + while ((dest2[i] & (CFG_FLASH_WORD_SIZE) 0x80808080) != + (data2[i] & (CFG_FLASH_WORD_SIZE) 0x80808080)) { + + if (get_timer(start) > CFG_FLASH_WRITE_TOUT) { + return 1; + } + } + } + + return 0; +} + +#endif /* FLASH_BASE1_PRELIM */ diff --git a/board/amcc/taihu/lcd.c b/board/amcc/taihu/lcd.c new file mode 100644 index 0000000..3d042df --- /dev/null +++ b/board/amcc/taihu/lcd.c @@ -0,0 +1,257 @@ +/* + * 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 <config.h> +#include <common.h> +#include <command.h> +#include <asm/io.h> +#include <asm/gpio.h> + +#define LCD_CMD_ADDR 0x50100002 +#define LCD_DATA_ADDR 0x50100003 +#define LCD_BLK_CTRL CPLD_REG1_ADDR + +static char *amcc_logo = "AMCC 405EP TAIHU EVALUATION KIT"; +static int addr_flag = 0x80; + +static void lcd_bl_ctrl(char val) +{ + out_8((u8 *) LCD_BLK_CTRL, in_8((u8 *) LCD_BLK_CTRL) | val); +} + +static void lcd_putc(int val) +{ + int i = 100; + char addr; + + while (i--) { + if ((in_8((u8 *) LCD_CMD_ADDR) & 0x80) != 0x80) { /*BF = 1 ?*/ + udelay(50); + break; + } + udelay(50); + } + + if (in_8((u8 *) LCD_CMD_ADDR) & 0x80) { + printf("LCD is busy\n"); + return; + } + + addr = in_8((u8 *) LCD_CMD_ADDR); + udelay(50); + if ((addr != 0) && (addr % 0x10 == 0)) { + addr_flag ^= 0x40; + out_8((u8 *) LCD_CMD_ADDR, addr_flag); + } + + udelay(50); + out_8((u8 *) LCD_DATA_ADDR, val); + udelay(50); +} + +static void lcd_puts(char *s) +{ + char *p = s; + int i = 100; + + while (i--) { + if ((in_8((u8 *) LCD_CMD_ADDR) & 0x80) != 0x80) { /*BF = 1 ?*/ + udelay(50); + break; + } + udelay(50); + } + + if (in_8((u8 *) LCD_CMD_ADDR) & 0x80) { + printf("LCD is busy\n"); + return; + } + + while (*p) + lcd_putc(*p++); +} + +static void lcd_put_logo(void) +{ + int i = 100; + char *p = amcc_logo; + + while (i--) { + if ((in_8((u8 *) LCD_CMD_ADDR) & 0x80) != 0x80) { /*BF = 1 ?*/ + udelay(50); + break; + } + udelay(50); + } + + if (in_8((u8 *) LCD_CMD_ADDR) & 0x80) { + printf("LCD is busy\n"); + return; + } + + out_8((u8 *) LCD_CMD_ADDR, 0x80); + while (*p) + lcd_putc(*p++); +} + +int lcd_init(void) +{ + puts("LCD: "); + out_8((u8 *) LCD_CMD_ADDR, 0x38); /* set function:8-bit,2-line,5x7 font type */ + udelay(50); + out_8((u8 *) LCD_CMD_ADDR, 0x0f); /* set display on,cursor on,blink on */ + udelay(50); + out_8((u8 *) LCD_CMD_ADDR, 0x01); /* display clear */ + udelay(2000); + out_8((u8 *) LCD_CMD_ADDR, 0x06); /* set entry */ + udelay(50); + lcd_bl_ctrl(0x02); /* set backlight on */ + lcd_put_logo(); + puts("ready\n"); + + return 0; +} + +static int do_lcd_clear (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + out_8((u8 *) LCD_CMD_ADDR, 0x01); + udelay(2000); + + return 0; +} + +static int do_lcd_puts (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + if (argc < 2) { + printf("%s", cmdtp->usage); + return 1; + } + lcd_puts(argv[1]); + + return 0; +} + +static int do_lcd_putc (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + if (argc < 2) { + printf("%s", cmdtp->usage); + return 1; + } + lcd_putc((char)argv[1][0]); + + return 0; +} + +static int do_lcd_cur (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + ulong count; + ulong dir; + char cur_addr; + + if (argc < 3) { + printf("%s", cmdtp->usage); + return 1; + } + + count = simple_strtoul(argv[1], NULL, 16); + if (count > 31) { + printf("unable to shift > 0x20\n"); + count = 0; + } + + dir = simple_strtoul(argv[2], NULL, 16); + cur_addr = in_8((u8 *) LCD_CMD_ADDR); + udelay(50); + + if (dir == 0x0) { + if (addr_flag == 0x80) { + if (count >= (cur_addr & 0xf)) { + out_8((u8 *) LCD_CMD_ADDR, 0x80); + udelay(50); + count = 0; + } + } else { + if (count >= ((cur_addr & 0x0f) + 0x0f)) { + out_8((u8 *) LCD_CMD_ADDR, 0x80); + addr_flag = 0x80; + udelay(50); + count = 0x0; + } else if (count >= ( cur_addr & 0xf)) { + count -= cur_addr & 0xf ; + out_8((u8 *) LCD_CMD_ADDR, 0x80 | 0xf); + addr_flag = 0x80; + udelay(50); + } + } + } else { + if (addr_flag == 0x80) { + if (count >= (0x1f - (cur_addr & 0xf))) { + count = 0x0; + addr_flag = 0xc0; + out_8((u8 *) LCD_CMD_ADDR, 0xc0 | 0xf); + udelay(50); + } else if ((count + (cur_addr & 0xf ))>= 0x0f) { + count = count + (cur_addr & 0xf) - 0x0f; + addr_flag = 0xc0; + out_8((u8 *) LCD_CMD_ADDR, 0xc0); + udelay(50); + } + } else if ((count + (cur_addr & 0xf )) >= 0x0f) { + count = 0x0; + out_8((u8 *) LCD_CMD_ADDR, 0xC0 | 0x0F); + udelay(50); + } + } + while (count--) { + if (dir == 0) + out_8((u8 *) LCD_CMD_ADDR, 0x10); + else + out_8((u8 *) LCD_CMD_ADDR, 0x14); + udelay(50); + } + + return 0; +} + +U_BOOT_CMD( + lcd_cls, 1, 1, do_lcd_clear, + "lcd_cls - lcd clear display\n", + NULL + ); + +U_BOOT_CMD( + lcd_puts, 2, 1, do_lcd_puts, + "lcd_puts - display string on lcd\n", + "<string> - <string> to be displayed\n" + ); + +U_BOOT_CMD( + lcd_putc, 2, 1, do_lcd_putc, + "lcd_putc - display char on lcd\n", + "<char> - <char> to be displayed\n" + ); + +U_BOOT_CMD( + lcd_cur, 3, 1, do_lcd_cur, + "lcd_cur - shift cursor on lcd\n", + "<count> <dir> - shift cursor on lcd <count> times, direction is <dir> \n" + " <count> - 0..31\n" + " <dir> - 0=backward 1=forward\n" + ); diff --git a/board/amcc/taihu/taihu.c b/board/amcc/taihu/taihu.c new file mode 100644 index 0000000..ea83671 --- /dev/null +++ b/board/amcc/taihu/taihu.c @@ -0,0 +1,240 @@ +/* + * (C) Copyright 2000-2005 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2005-2007 + * Beijing UD Technology Co., Ltd., taihusupport@amcc.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 <command.h> +#include <asm/processor.h> +#include <asm/io.h> +#include <spi.h> +#include <asm/gpio.h> + +extern int lcd_init(void); + +/* + * board_early_init_f + */ +int board_early_init_f(void) +{ + lcd_init(); + + mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */ + mtdcr(uicer, 0x00000000); /* disable all ints */ + mtdcr(uiccr, 0x00000000); + mtdcr(uicpr, 0xFFFF7F00); /* set int polarities */ + mtdcr(uictr, 0x00000000); /* set int trigger levels */ + mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */ + mtdcr(uicvcr, 0x00000001); /* set vect base=0,INT0 highest priority */ + + mtebc(pb3ap, CFG_EBC_PB3AP); /* memory bank 3 (CPLD_LCM) initialization */ + mtebc(pb3cr, CFG_EBC_PB3CR); + + /* + * Configure CPC0_PCI to enable PerWE as output + * and enable the internal PCI arbiter + */ + mtdcr(cpc0_pci, CPC0_PCI_SPE | CPC0_PCI_HOST_CFG_EN | CPC0_PCI_ARBIT_EN); + + return 0; +} + +/* + * Check Board Identity: + */ +int checkboard(void) +{ + char *s = getenv("serial#"); + + puts("Board: Taihu - AMCC PPC405EP Evaluation Board"); + + if (s != NULL) { + puts(", serial# "); + puts(s); + } + putc('\n'); + + return 0; +} + +/************************************************************************* + * long int initdram + * + ************************************************************************/ +long int initdram(int board) +{ + return CFG_SDRAM_SIZE_PER_BANK * CFG_SDRAM_BANKS; /* 128Mbytes */ +} + +static int do_sw_stat(cmd_tbl_t* cmd_tp, int flags, int argc, char *argv[]) +{ + char stat; + int i; + + stat = in_8((u8 *) CPLD_REG0_ADDR); + printf("SW2 status: "); + for (i=0; i<4; i++) /* 4-position */ + printf("%d:%s ", i, stat & (0x08 >> i)?"on":"off"); + printf("\n"); + return 0; +} + +U_BOOT_CMD ( + sw2_stat, 1, 1, do_sw_stat, + "sw2_stat - show status of switch 2\n", + NULL + ); + +static int do_led_ctl(cmd_tbl_t* cmd_tp, int flags, int argc, char *argv[]) +{ + int led_no; + + if (argc != 3) { + printf("%s", cmd_tp->usage); + return -1; + } + + led_no = simple_strtoul(argv[1], NULL, 16); + if (led_no != 1 && led_no != 2) { + printf("%s", cmd_tp->usage); + return -1; + } + + if (strcmp(argv[2],"off") == 0x0) { + if (led_no == 1) + gpio_write_bit(30, 1); + else + gpio_write_bit(31, 1); + } else if (strcmp(argv[2],"on") == 0x0) { + if (led_no == 1) + gpio_write_bit(30, 0); + else + gpio_write_bit(31, 0); + } else { + printf("%s", cmd_tp->usage); + return -1; + } + + return 0; +} + +U_BOOT_CMD ( + led_ctl, 3, 1, do_led_ctl, + "led_ctl - make led 1 or 2 on or off\n", + "<led_no> <on/off> - make led <led_no> on/off,\n" + "\tled_no is 1 or 2\t" + ); + +#define SPI_CS_GPIO0 0 +#define SPI_SCLK_GPIO14 14 +#define SPI_DIN_GPIO15 15 +#define SPI_DOUT_GPIO16 16 + +void spi_scl(int bit) +{ + gpio_write_bit(SPI_SCLK_GPIO14, bit); +} + +void spi_sda(int bit) +{ + gpio_write_bit(SPI_DOUT_GPIO16, bit); +} + +unsigned char spi_read(void) +{ + return (unsigned char)gpio_read_out_bit(SPI_DIN_GPIO15); +} + +void taihu_spi_chipsel(int cs) +{ + gpio_write_bit(SPI_CS_GPIO0, cs); +} + +spi_chipsel_type spi_chipsel[]= { + taihu_spi_chipsel +}; + +int spi_chipsel_cnt = sizeof(spi_chipsel) / sizeof(spi_chipsel[0]); + +#ifdef CONFIG_PCI +static unsigned char int_lines[32] = { + 29, 30, 27, 28, 29, 30, 25, 27, + 29, 30, 27, 28, 29, 30, 27, 28, + 29, 30, 27, 28, 29, 30, 27, 28, + 29, 30, 27, 28, 29, 30, 27, 28}; + +static void taihu_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev) +{ + unsigned char int_line = int_lines[PCI_DEV(dev) & 31]; + + pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, int_line); +} + +int pci_pre_init(struct pci_controller *hose) +{ + hose->fixup_irq = taihu_pci_fixup_irq; + return 1; +} +#endif /* CONFIG_PCI */ + +#ifdef CFG_DRAM_TEST +int testdram(void) +{ + unsigned long *mem = (unsigned long *)0; + const unsigned long kend = (1024 / sizeof(unsigned long)); + unsigned long k, n; + unsigned long msr; + unsigned long total_kbytes = CFG_SDRAM_SIZE_PER_BANK * CFG_SDRAM_BANKS / 1024; + + msr = mfmsr(); + mtmsr(msr & ~(MSR_EE)); + + for (k = 0; k < total_kbytes ; + ++k, mem += (1024 / sizeof(unsigned long))) { + if ((k & 1023) == 0) + printf("%3d MB\r", k / 1024); + + memset(mem, 0xaaaaaaaa, 1024); + for (n = 0; n < kend; ++n) { + if (mem[n] != 0xaaaaaaaa) { + printf("SDRAM test fails at: %08x\n", + (uint) & mem[n]); + return 1; + } + } + + memset(mem, 0x55555555, 1024); + for (n = 0; n < kend; ++n) { + if (mem[n] != 0x55555555) { + printf("SDRAM test fails at: %08x\n", + (uint) & mem[n]); + return 1; + } + } + } + printf("SDRAM test passes\n"); + mtmsr(msr); + + return 0; +} +#endif /* CFG_DRAM_TEST */ diff --git a/board/amcc/taihu/u-boot.lds b/board/amcc/taihu/u-boot.lds new file mode 100644 index 0000000..be03092 --- /dev/null +++ b/board/amcc/taihu/u-boot.lds @@ -0,0 +1,150 @@ +/* + * (C) Copyright 2000 + * 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); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + .resetvec 0xFFFFFFFC : + { + *(.resetvec) + } = 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 : + { + /* WARNING - the following is hand-optimized to fit within */ + /* the sector layout of our flash chips! XXX FIXME XXX */ + + cpu/ppc4xx/start.o (.text) + cpu/ppc4xx/kgdb.o (.text) + cpu/ppc4xx/traps.o (.text) + cpu/ppc4xx/interrupts.o (.text) + cpu/ppc4xx/serial.o (.text) + cpu/ppc4xx/cpu_init.o (.text) + cpu/ppc4xx/speed.o (.text) + common/dlmalloc.o (.text) + lib_generic/crc32.o (.text) + lib_ppc/extable.o (.text) + lib_generic/zlib.o (.text) + +/* . = env_offset;*/ +/* common/environment.o(.text)*/ + + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + *(.eh_frame) + } + .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/amcc/taihu/update.c b/board/amcc/taihu/update.c new file mode 100644 index 0000000..55ad535 --- /dev/null +++ b/board/amcc/taihu/update.c @@ -0,0 +1,132 @@ +/* + * 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 <config.h> +#include <common.h> +#include <command.h> +#include <asm/processor.h> +#include <i2c.h> + +#define PCI_M66EN 0x10 + +static uchar buf_33[] = +{ + 0xb5, /* 0x00:hce =1, bss = 0, pae=1, ppdv= 0b10,spe = 1,ebw=0b01*/ + 0x80, /* 0x01~0x03:ptm1ms =0x80000001 */ + 0x00, + 0x00, + 0x00, /* 0x04~0x06:ptm1la = 0x00000000 */ + 0x00, + 0x00, + 0x00, /* 0x07~0x09:ptm2ma = 0x00000000 */ + 0x00, + 0x00, + 0x00, /* 0x0a~0x0c:ptm2la = 0x00000000 */ + 0x00, + 0x00, + 0x10, /* 0x0d~0x0e:vendor id 0x1014*/ + 0x14, + 0x00, /* 0x0f~0x10:device id 0x0000*/ + 0x00, + 0x00, /* 0x11:revision 0x00 */ + 0x00, /* 0x12~0x14:class 0x000000 */ + 0x00, + 0x00, + 0x10, /* 0x15~0x16:subsystem vendor id */ + 0xe8, + 0x00, /* 0x17~0x18:subsystem device id */ + 0x00, + 0x61, /* 0x19: opdv=0b01,cbdv=0b10,ccdv=0b00,ptm2ms_ena=0, ptm1ms_ena=1 */ + 0x68, /* 0x1a: rpci=1,fbmul=0b1010,epdv=0b00 */ + 0x2d, /* 0x1b: fwdvb=0b101,fwdva=0b101 */ + 0x82, /* 0x1c: pllr=1,sscs=0,mpdv=0b00,tun[22-23]=0b10 */ + 0xbe, /* 0x1d: tun[24-31]=0xbe */ + 0x00, + 0x00 +}; + +static uchar buf_66[] = +{ + 0xb5, /* 0x00:hce =1, bss = 0, pae=1, ppdv= 0b10,spe = 1,ebw=0b01*/ + 0x80, /* 0x01~0x03:ptm1ms =0x80000001 */ + 0x00, + 0x00, + 0x00, /* 0x04~0x06:ptm1la = 0x00000000 */ + 0x00, + 0x00, + 0x00, /* 0x07~0x09:ptm2ma = 0x00000000 */ + 0x00, + 0x00, + 0x00, /* 0x0a~0x0c:ptm2la = 0x00000000 */ + 0x00, + 0x00, + 0x10, /* 0x0d~0x0e:vendor id 0x1014*/ + 0x14, + 0x00, /* 0x0f~0x10:device id 0x0000*/ + 0x00, + 0x00, /* 0x11:revision 0x00 */ + 0x00, /* 0x12~0x14:class 0x000000 */ + 0x00, + 0x00, + 0x10, /* 0x15~0x16:subsystem vendor id */ + 0xe8, + 0x00, /* 0x17~0x18:subsystem device id */ + 0x00, + 0x61, /* 0x19: opdv=0b01,cbdv=0b10,ccdv=0b00,ptm2ms_ena=0, ptm1ms_ena=1 */ + 0x68, /* 0x1a: rpci=1,fbmul=0b1010,epdv=0b00 */ + 0x2d, /* 0x1b: fwdvb=0b101,fwdva=0b101 */ + 0x82, /* 0x1c: pllr=1,sscs=0,mpdv=0b00,tun[22-23]=0b10 */ + 0xbe, /* 0x1d: tun[24-31]=0xbe */ + 0x00, + 0x00 +}; + +static int update_boot_eeprom(cmd_tbl_t* cmdtp, int flag, int argc, char *argv[]) +{ + ulong len = 0x20; + uchar chip = CFG_I2C_EEPROM_ADDR; + uchar *pbuf; + uchar base; + int i; + + if ((*(volatile char*)CPLD_REG0_ADDR & PCI_M66EN) != PCI_M66EN) { + pbuf = buf_33; + base = 0x00; + } else { + pbuf = buf_66; + base = 0x40; + } + + for (i = 0; i< len; i++, base++) { + if (i2c_write(chip, base, 1, &pbuf[i],1)!= 0) { + printf("i2c_write fail\n"); + return 1; + } + udelay(11000); + } + + return 0; +} + +U_BOOT_CMD ( + update_boot_eeprom, 1, 1, update_boot_eeprom, + "update_boot_eeprom - update boot eeprom content\n", + NULL + ); diff --git a/board/zeus/Makefile b/board/zeus/Makefile new file mode 100644 index 0000000..f0d4e9f --- /dev/null +++ b/board/zeus/Makefile @@ -0,0 +1,51 @@ +# +# (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 + +LIB = $(obj)lib$(BOARD).a + +COBJS = $(BOARD).o update.o +SOBJS = + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(OBJS) $(SOBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/zeus/config.mk b/board/zeus/config.mk new file mode 100644 index 0000000..1bdf5e4 --- /dev/null +++ b/board/zeus/config.mk @@ -0,0 +1,24 @@ +# +# (C) Copyright 2000 +# 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 +# + +TEXT_BASE = 0xFFFC0000 diff --git a/board/zeus/u-boot.lds b/board/zeus/u-boot.lds new file mode 100644 index 0000000..73b83eb --- /dev/null +++ b/board/zeus/u-boot.lds @@ -0,0 +1,133 @@ +/* + * (C) Copyright 2000 + * 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); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + .resetvec 0xFFFFFFFC : + { + *(.resetvec) + } = 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/ppc4xx/start.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/zeus/update.c b/board/zeus/update.c new file mode 100644 index 0000000..c76519f --- /dev/null +++ b/board/zeus/update.c @@ -0,0 +1,105 @@ +/* + * (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 <config.h> +#include <common.h> +#include <command.h> +#include <asm/processor.h> +#include <asm/io.h> +#include <asm/gpio.h> +#include <i2c.h> + +#if defined(CONFIG_ZEUS) + +u8 buf_zeus_ce[] = { +/*00 01 02 03 04 05 06 07 */ + 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, +/*08 09 0a 0b 0c 0d 0e 0f */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, +/*10 11 12 13 14 15 16 17 */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, +/*18 19 1a 1b 1c 1d 1e 1f */ + 0x00, 0xc0, 0x50, 0x12, 0x72, 0x3e, 0x00, 0x00 }; + +u8 buf_zeus_pe[] = { + +/* CPU_CLOCK_DIV 1 = 00 + CPU_PLB_FREQ_DIV 3 = 10 + OPB_PLB_FREQ_DIV 2 = 01 + EBC_PLB_FREQ_DIV 2 = 00 + MAL_PLB_FREQ_DIV 1 = 00 + PCI_PLB_FRQ_DIV 3 = 10 + PLL_PLLOUTA = IS SET + PLL_OPERATING = IS NOT SET + PLL_FDB_MUL 10 = 1010 + PLL_FWD_DIV_A 3 = 101 + PLL_FWD_DIV_B 3 = 101 + TUNE = 0x2be */ +/*00 01 02 03 04 05 06 07 */ + 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, +/*08 09 0a 0b 0c 0d 0e 0f */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, +/*10 11 12 13 14 15 16 17 */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, +/*18 19 1a 1b 1c 1d 1e 1f */ + 0x00, 0x60, 0x68, 0x2d, 0x42, 0xbe, 0x00, 0x00 }; + +static int update_boot_eeprom(void) +{ + u32 len = 0x20; + u8 chip = CFG_I2C_EEPROM_ADDR; + u8 *pbuf; + u8 base; + int i; + + if (in_be32((void *)GPIO0_IR) & GPIO_VAL(CFG_GPIO_ZEUS_PE)) { + pbuf = buf_zeus_pe; + base = 0x40; + } else { + pbuf = buf_zeus_ce; + base = 0x00; + } + + for (i = 0; i < len; i++, base++) { + if (i2c_write(chip, base, 1, &pbuf[i], 1) != 0) { + printf("i2c_write fail\n"); + return 1; + } + udelay(11000); + } + + return 0; +} + +int do_update_boot_eeprom(cmd_tbl_t* cmdtp, int flag, int argc, char* argv[]) +{ + return update_boot_eeprom(); +} + +U_BOOT_CMD ( + update_boot_eeprom, 1, 1, do_update_boot_eeprom, + "update_boot_eeprom - update boot eeprom content\n", + NULL +); + +#endif diff --git a/board/zeus/zeus.c b/board/zeus/zeus.c new file mode 100644 index 0000000..4ab853f --- /dev/null +++ b/board/zeus/zeus.c @@ -0,0 +1,511 @@ +/* + * (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 <malloc.h> +#include <environment.h> +#include <logbuff.h> +#include <post.h> + +#include <asm/processor.h> +#include <asm/io.h> +#include <asm/gpio.h> + +DECLARE_GLOBAL_DATA_PTR; + +#define REBOOT_MAGIC 0x07081967 +#define REBOOT_NOP 0x00000000 +#define REBOOT_DO_POST 0x00000001 + +extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ +extern env_t *env_ptr; +extern uchar default_environment[]; + +ulong flash_get_size(ulong base, int banknum); +void env_crc_update(void); +int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); + +static u32 start_time; + +int board_early_init_f(void) +{ + mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */ + mtdcr(uicer, 0x00000000); /* disable all ints */ + mtdcr(uiccr, 0x00000000); + mtdcr(uicpr, 0xFFFF7F00); /* set int polarities */ + mtdcr(uictr, 0x00000000); /* set int trigger levels */ + mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */ + mtdcr(uicvcr, 0x00000001); /* set vect base=0,INT0 highest priority */ + + /* + * Configure CPC0_PCI to enable PerWE as output + */ + mtdcr(cpc0_pci, CPC0_PCI_SPE); + + return 0; +} + +int misc_init_r(void) +{ + u32 pbcr; + int size_val = 0; + u32 post_magic; + u32 post_val; + + post_magic = in_be32((void *)CFG_POST_MAGIC); + post_val = in_be32((void *)CFG_POST_VAL); + if ((post_magic == REBOOT_MAGIC) && (post_val == REBOOT_DO_POST)) { + /* + * Set special bootline bootparameter to pass this POST boot + * mode to Linux to reset the username/password + */ + setenv("addmisc", "setenv bootargs \\${bootargs} factory_reset=yes"); + + /* + * Normally don't run POST tests, only when enabled + * via the sw-reset button. So disable further tests + * upon next bootup here. + */ + out_be32((void *)CFG_POST_VAL, REBOOT_NOP); + } else { + /* + * Only run POST when initiated via the sw-reset button mechanism + */ + post_word_store(0); + } + + /* + * Get current time + */ + start_time = get_timer(0); + + /* + * FLASH stuff... + */ + + /* Re-do sizing to get full correct info */ + + /* adjust flash start and offset */ + mfebc(pb0cr, pbcr); + switch (gd->bd->bi_flashsize) { + case 1 << 20: + size_val = 0; + break; + case 2 << 20: + size_val = 1; + break; + case 4 << 20: + size_val = 2; + break; + case 8 << 20: + size_val = 3; + break; + case 16 << 20: + size_val = 4; + break; + case 32 << 20: + size_val = 5; + break; + case 64 << 20: + size_val = 6; + break; + case 128 << 20: + size_val = 7; + break; + } + pbcr = (pbcr & 0x0001ffff) | gd->bd->bi_flashstart | (size_val << 17); + mtebc(pb0cr, pbcr); + + /* + * Re-check to get correct base address + */ + flash_get_size(gd->bd->bi_flashstart, 0); + + /* Monitor protection ON by default */ + (void)flash_protect(FLAG_PROTECT_SET, + -CFG_MONITOR_LEN, + 0xffffffff, + &flash_info[0]); + + /* Env protection ON by default */ + (void)flash_protect(FLAG_PROTECT_SET, + CFG_ENV_ADDR_REDUND, + CFG_ENV_ADDR_REDUND + 2*CFG_ENV_SECT_SIZE - 1, + &flash_info[0]); + + return 0; +} + +/* + * Check Board Identity: + */ +int checkboard(void) +{ + char *s = getenv("serial#"); + + puts("Board: Zeus-"); + + if (in_be32((void *)GPIO0_IR) & GPIO_VAL(CFG_GPIO_ZEUS_PE)) + puts("PE"); + else + puts("CE"); + + puts(" of BulletEndPoint"); + + if (s != NULL) { + puts(", serial# "); + puts(s); + } + putc('\n'); + + /* both LED's off */ + gpio_write_bit(CFG_GPIO_LED_RED, 0); + gpio_write_bit(CFG_GPIO_LED_GREEN, 0); + udelay(10000); + /* and on again */ + gpio_write_bit(CFG_GPIO_LED_RED, 1); + gpio_write_bit(CFG_GPIO_LED_GREEN, 1); + + return (0); +} + +static u32 detect_sdram_size(void) +{ + u32 val; + u32 size; + + mfsdram(mem_mb0cf, val); + size = (4 << 20) << ((val & 0x000e0000) >> 17); + + /* + * Check if 2nd bank is enabled too + */ + mfsdram(mem_mb1cf, val); + if (val & 1) + size += (4 << 20) << ((val & 0x000e0000) >> 17); + + return size; +} + +long int initdram (int board_type) +{ + return detect_sdram_size(); +} + +#if defined(CFG_DRAM_TEST) +int testdram(void) +{ + unsigned long *mem = (unsigned long *)0; + const unsigned long kend = (1024 / sizeof(unsigned long)); + unsigned long k, n; + unsigned long msr; + unsigned long total_kbytes; + + total_kbytes = detect_sdram_size(); + + msr = mfmsr(); + mtmsr(msr & ~(MSR_EE)); + + for (k = 0; k < total_kbytes ; + ++k, mem += (1024 / sizeof(unsigned long))) { + if ((k & 1023) == 0) { + printf("%3d MB\r", k / 1024); + } + + memset(mem, 0xaaaaaaaa, 1024); + for (n = 0; n < kend; ++n) { + if (mem[n] != 0xaaaaaaaa) { + printf("SDRAM test fails at: %08x\n", + (uint) & mem[n]); + return 1; + } + } + + memset(mem, 0x55555555, 1024); + for (n = 0; n < kend; ++n) { + if (mem[n] != 0x55555555) { + printf("SDRAM test fails at: %08x\n", + (uint) & mem[n]); + return 1; + } + } + } + printf("SDRAM test passes\n"); + mtmsr(msr); + + return 0; +} +#endif + +static int default_env_var(char *buf, char *var) +{ + char *ptr; + char *val; + + /* + * Find env variable + */ + ptr = strstr(buf + 4, var); + if (ptr == NULL) { + printf("ERROR: %s not found!\n", var); + return -1; + } + ptr += strlen(var) + 1; + + /* + * Now the ethaddr needs to be updated in the "normal" + * environment storage -> redundant flash. + */ + val = ptr; + setenv(var, val); + printf("Updated %s from eeprom to %s!\n", var, val); + + return 0; +} + +static int restore_default(void) +{ + char *buf; + char *buf_save; + u32 crc; + + /* + * Unprotect and erase environment area + */ + flash_protect(FLAG_PROTECT_CLEAR, + CFG_ENV_ADDR_REDUND, + CFG_ENV_ADDR_REDUND + 2*CFG_ENV_SECT_SIZE - 1, + &flash_info[0]); + + flash_sect_erase(CFG_ENV_ADDR_REDUND, + CFG_ENV_ADDR_REDUND + 2*CFG_ENV_SECT_SIZE - 1); + + /* + * Now restore default environment from U-Boot image + * -> ipaddr, serverip... + */ + memset(env_ptr, 0, sizeof(env_t)); + memcpy(env_ptr->data, default_environment, ENV_SIZE); +#ifdef CFG_REDUNDAND_ENVIRONMENT + env_ptr->flags = 0xFF; +#endif + env_crc_update(); + gd->env_valid = 1; + + /* + * Read board specific values from I2C EEPROM + * and set env variables accordingly + * -> ethaddr, eth1addr, serial# + */ + buf = buf_save = malloc(FACTORY_RESET_ENV_SIZE); + if (eeprom_read(FACTORY_RESET_I2C_EEPROM, FACTORY_RESET_ENV_OFFS, + (u8 *)buf, FACTORY_RESET_ENV_SIZE)) { + puts("\nError reading EEPROM!\n"); + } else { + crc = crc32(0, (u8 *)(buf + 4), FACTORY_RESET_ENV_SIZE - 4); + if (crc != *(u32 *)buf) { + printf("ERROR: crc mismatch %08lx %08lx\n", crc, *(u32 *)buf); + return -1; + } + + default_env_var(buf, "ethaddr"); + buf += 8 + 18; + default_env_var(buf, "eth1addr"); + buf += 9 + 18; + default_env_var(buf, "serial#"); + } + + /* + * Finally save updated env variables back to flash + */ + saveenv(); + + free(buf_save); + + return 0; +} + +int do_set_default(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + char *buf; + char *buf_save; + char str[32]; + u32 crc; + char var[32]; + + if (argc < 4) { + puts("ERROR!\n"); + return -1; + } + + buf = buf_save = malloc(FACTORY_RESET_ENV_SIZE); + memset(buf, 0, FACTORY_RESET_ENV_SIZE); + + strcpy(var, "ethaddr"); + printf("Setting %s to %s\n", var, argv[1]); + sprintf(str, "%s=%s", var, argv[1]); + strcpy(buf + 4, str); + buf += strlen(str) + 1; + + strcpy(var, "eth1addr"); + printf("Setting %s to %s\n", var, argv[2]); + sprintf(str, "%s=%s", var, argv[2]); + strcpy(buf + 4, str); + buf += strlen(str) + 1; + + strcpy(var, "serial#"); + printf("Setting %s to %s\n", var, argv[3]); + sprintf(str, "%s=%s", var, argv[3]); + strcpy(buf + 4, str); + + crc = crc32(0, (u8 *)(buf_save + 4), FACTORY_RESET_ENV_SIZE - 4); + *(u32 *)buf_save = crc; + + if (eeprom_write(FACTORY_RESET_I2C_EEPROM, FACTORY_RESET_ENV_OFFS, + (u8 *)buf_save, FACTORY_RESET_ENV_SIZE)) { + puts("\nError writing EEPROM!\n"); + return -1; + } + + free(buf_save); + + return 0; +} + +U_BOOT_CMD( + setdef, 4, 1, do_set_default, + "setdef - write board-specific values to EEPROM (ethaddr...)\n", + "ethaddr eth1addr serial#\n - write board-specific values to EEPROM\n" + ); + +static inline int sw_reset_pressed(void) +{ + return !(in_be32((void *)GPIO0_IR) & GPIO_VAL(CFG_GPIO_SW_RESET)); +} + +int do_chkreset(cmd_tbl_t* cmdtp, int flag, int argc, char* argv[]) +{ + int delta; + int count = 0; + int post = 0; + int factory_reset = 0; + + if (!sw_reset_pressed()) { + printf("SW-Reset already high (Button released)\n"); + printf("-> No action taken!\n"); + return 0; + } + + printf("Waiting for SW-Reset button to be released."); + + while (1) { + delta = get_timer(start_time); + if (!sw_reset_pressed()) + break; + + if ((delta > CFG_TIME_POST) && !post) { + printf("\nWhen released now, POST tests will be started."); + gpio_write_bit(CFG_GPIO_LED_GREEN, 0); + post = 1; + } + + if ((delta > CFG_TIME_FACTORY_RESET) && !factory_reset) { + printf("\nWhen released now, factory default values" + " will be restored."); + gpio_write_bit(CFG_GPIO_LED_RED, 0); + factory_reset = 1; + } + + udelay(1000); + if (!(count++ % 1000)) + printf("."); + } + + + printf("\nSW-Reset Button released after %d milli-seconds!\n", delta); + + if (delta > CFG_TIME_FACTORY_RESET) { + printf("Starting factory reset value restoration...\n"); + + /* + * Restore default setting + */ + restore_default(); + + /* + * Reset the board for default to become valid + */ + do_reset(NULL, 0, 0, NULL); + + return 0; + } + + if (delta > CFG_TIME_POST) { + printf("Starting POST configuration...\n"); + + /* + * Enable POST upon next bootup + */ + out_be32((void *)CFG_POST_MAGIC, REBOOT_MAGIC); + out_be32((void *)CFG_POST_VAL, REBOOT_DO_POST); + post_bootmode_init(); + + /* + * Reset the logbuffer for a clean start + */ + logbuff_reset(); + + do_reset(NULL, 0, 0, NULL); + + return 0; + } + + return 0; +} + +U_BOOT_CMD ( + chkreset, 1, 1, do_chkreset, + "chkreset- Check for status of SW-reset button and act accordingly\n", + NULL +); + +#if defined(CONFIG_POST) +/* + * Returns 1 if keys pressed to start the power-on long-running tests + * Called from board_init_f(). + */ +int post_hotkeys_pressed(void) +{ + u32 post_magic; + u32 post_val; + + post_magic = in_be32((void *)CFG_POST_MAGIC); + post_val = in_be32((void *)CFG_POST_VAL); + + if ((post_magic == REBOOT_MAGIC) && (post_val == REBOOT_DO_POST)) + return 1; + else + return 0; +} +#endif /* CONFIG_POST */ diff --git a/common/soft_spi.c b/common/soft_spi.c index 00a57de..e425061 100644 --- a/common/soft_spi.c +++ b/common/soft_spi.c @@ -79,7 +79,9 @@ void spi_init (void) */ int spi_xfer(spi_chipsel_type chipsel, int bitlen, uchar *dout, uchar *din) { +#ifdef CFG_IMMR volatile immap_t *immr = (immap_t *)CFG_IMMR; +#endif uchar tmpdin = 0; uchar tmpdout = 0; int j; diff --git a/cpu/ppc4xx/gpio.c b/cpu/ppc4xx/gpio.c index 0d0e273..50f2fdf 100644 --- a/cpu/ppc4xx/gpio.c +++ b/cpu/ppc4xx/gpio.c @@ -186,6 +186,7 @@ void gpio_set_chip_configuration(void) out32(GPIO0_TCR, reg); } +#ifdef GPIO1 if (gpio_core == GPIO1) { /* * Setup output value @@ -203,6 +204,7 @@ void gpio_set_chip_configuration(void) reg = in32(GPIO1_TCR) | (0x80000000 >> (i)); out32(GPIO1_TCR, reg); } +#endif /* GPIO1 */ reg = in32(GPIO_OS(core_add+offs)) & ~(GPIO_MASK >> (j*2)); diff --git a/cpu/ppc4xx/sdram.c b/cpu/ppc4xx/sdram.c index d520cd3..2724d91 100644 --- a/cpu/ppc4xx/sdram.c +++ b/cpu/ppc4xx/sdram.c @@ -187,14 +187,14 @@ void sdram_init(void) /* * Disable memory controller. */ - mtsdram0(mem_mcopt1, 0x00000000); + mtsdram(mem_mcopt1, 0x00000000); /* * Set MB0CF for bank 0. */ - mtsdram0(mem_mb0cf, mb0cf[i].reg); - mtsdram0(mem_sdtr1, sdtr1); - mtsdram0(mem_rtr, compute_rtr(speed, mb0cf[i].rows, 64)); + mtsdram(mem_mb0cf, mb0cf[i].reg); + mtsdram(mem_sdtr1, sdtr1); + mtsdram(mem_rtr, compute_rtr(speed, mb0cf[i].rows, 64)); udelay(200); @@ -203,14 +203,34 @@ void sdram_init(void) * Set DC_EN to '1' and BRD_PRF to '01' for 16 byte PLB Burst * read/prefetch. */ - mtsdram0(mem_mcopt1, 0x80800000); + mtsdram(mem_mcopt1, 0x80800000); udelay(10000); if (get_ram_size(0, mb0cf[i].size) == mb0cf[i].size) { /* - * OK, size detected -> all done + * OK, size detected. Enable second bank if + * defined (assumes same type as bank 0) */ +#ifdef CONFIG_SDRAM_BANK1 + u32 b1cr = mb0cf[i].size | mb0cf[i].reg; + + mtsdram(mem_mcopt1, 0x00000000); + mtsdram(mem_mb1cf, b1cr); /* SDRAM0_B1CR */ + mtsdram(mem_mcopt1, 0x80800000); + udelay(10000); + + /* + * Check if 2nd bank is really available. + * If the size not equal to the size of the first + * bank, then disable the 2nd bank completely. + */ + if (get_ram_size((long *)mb0cf[i].size, mb0cf[i].size) != + mb0cf[i].size) { + mtsdram(mem_mb1cf, 0); + mtsdram(mem_mcopt1, 0); + } +#endif return; } } diff --git a/cpu/ppc4xx/sdram.h b/cpu/ppc4xx/sdram.h index 62b5442..4fb9b1a 100644 --- a/cpu/ppc4xx/sdram.h +++ b/cpu/ppc4xx/sdram.h @@ -29,8 +29,6 @@ #include <config.h> -#define mtsdram0(reg, data) mtdcr(memcfga,reg);mtdcr(memcfgd,data) - #define ONE_BILLION 1000000000 struct sdram_conf_s { diff --git a/cpu/ppc4xx/start.S b/cpu/ppc4xx/start.S index 8ecaaea..9626b65 100644 --- a/cpu/ppc4xx/start.S +++ b/cpu/ppc4xx/start.S @@ -1870,28 +1870,6 @@ ppc405ep_init: mtdcr ebccfgd,r3 #endif -#ifndef CFG_CPC0_PCI - li r3,CPC0_PCI_HOST_CFG_EN -#ifdef CONFIG_BUBINGA - /* - !----------------------------------------------------------------------- - ! Check FPGA for PCI internal/external arbitration - ! If board is set to internal arbitration, update cpc0_pci - !----------------------------------------------------------------------- - */ - addis r5,r0,FPGA_REG1@h /* set offset for FPGA_REG1 */ - ori r5,r5,FPGA_REG1@l - lbz r5,0x0(r5) /* read to get PCI arb selection */ - andi. r6,r5,FPGA_REG1_PCI_INT_ARB /* using internal arbiter ?*/ - beq ..pci_cfg_set /* if not set, then bypass reg write*/ -#endif - ori r3,r3,CPC0_PCI_ARBIT_EN -#else /* CFG_CPC0_PCI */ - li r3,CFG_CPC0_PCI -#endif /* CFG_CPC0_PCI */ -..pci_cfg_set: - mtdcr CPC0_PCI, r3 /* Enable internal arbiter*/ - /* !----------------------------------------------------------------------- ! Check to see if chip is in bypass mode. @@ -1947,11 +1925,50 @@ ppc405ep_init: ..no_pllset: #endif /* CONFIG_BUBINGA */ +#ifdef CONFIG_TAIHU + mfdcr r4, CPC0_BOOT + andi. r5, r4, CPC0_BOOT_SEP@l + bne strap_1 /* serial eeprom present */ + addis r5,0,CPLD_REG0_ADDR@h + ori r5,r5,CPLD_REG0_ADDR@l + andi. r5, r5, 0x10 + bne _pci_66mhz +#endif /* CONFIG_TAIHU */ + +#if defined(CONFIG_ZEUS) + mfdcr r4, CPC0_BOOT + andi. r5, r4, CPC0_BOOT_SEP@l + bne strap_1 /* serial eeprom present */ + lis r3,0x0000 + addi r3,r3,0x3030 + lis r4,0x8042 + addi r4,r4,0x223e + b 1f +strap_1: + mfdcr r3, CPC0_PLLMR0 + mfdcr r4, CPC0_PLLMR1 + b 1f +#endif + addis r3,0,PLLMR0_DEFAULT@h /* PLLMR0 default value */ ori r3,r3,PLLMR0_DEFAULT@l /* */ addis r4,0,PLLMR1_DEFAULT@h /* PLLMR1 default value */ ori r4,r4,PLLMR1_DEFAULT@l /* */ +#ifdef CONFIG_TAIHU + b 1f +_pci_66mhz: + addis r3,0,PLLMR0_DEFAULT_PCI66@h + ori r3,r3,PLLMR0_DEFAULT_PCI66@l + addis r4,0,PLLMR1_DEFAULT_PCI66@h + ori r4,r4,PLLMR1_DEFAULT_PCI66@l + b 1f +strap_1: + mfdcr r3, CPC0_PLLMR0 + mfdcr r4, CPC0_PLLMR1 +#endif /* CONFIG_TAIHU */ + +1: b pll_write /* Write the CPC0_PLLMR with new value */ pll_done: diff --git a/doc/README.zeus b/doc/README.zeus new file mode 100644 index 0000000..1848d8c --- /dev/null +++ b/doc/README.zeus @@ -0,0 +1,73 @@ + +Storage of the board specific values (ethaddr...) +------------------------------------------------- + +The board specific environment variables that should be unique +for each individual board, can be stored in the I2C EEPROM. This +will be done from offset 0x80 with the length of 0x80 bytes. The +following command can be used to store the values here: + +=> setdef de:20:6a:ed:e2:72 de:20:6a:ed:e2:73 AB0001 + + ethaddr eth1addr serial# + +Now those 3 values are stored into the I2C EEPROM. A CRC is added +to make sure that the values get not corrupted. + + +SW-Reset Pushbutton handling: +----------------------------- + +The SW-reset push button is connected to a GPIO input too. This +way U-Boot can "see" how long the SW-reset was pressed, and a +specific action can be taken. Two different actions are supported: + +a) Release after more than 5 seconds and less then 10 seconds: + -> Run POST + + Please note, that the POST test will take a while (approx. 1 min + on the 128MByte board). This is mainly due to the system memory + test. + +b) Release after more than 10 seconds: + -> Restore factory default settings + + The factory default values are restored. The default environment + variables are restored (ipaddr, serverip...) and the board + specific values (ethaddr, eth1addr and serial#) are restored + to the environment from the I2C EEPROM. Also a bootline parameter + is added to the Linux bootline to signal the Linux kernel upon + the next startup, that the factory defaults should be restored. + +The command to check this sw-reset status and act accordingly is + +=> chkreset + +This command is added to the default "bootcmd", so that it is called +automatically upon startup. + +Also, the 2 LED's are used to indicate the current status of this +command (time passed since pushing the button). When the POST test +will be run, the green LED will be switched off, and when the +factory restore will be initiated, the reg LED will be switched off. + + +Loggin of POST results: +----------------------- + +The results of the POST tests are logged in a logbuffer located at the end +of the onboard memory. It can be accessed with the U-Boot command "log": + +=> log show +<4>POST memory PASSED +<4>POST cache PASSED +<4>POST cpu PASSED +<4>POST uart PASSED +<4>POST ethernet PASSED + +The DENX Linux kernel tree has support for this log buffer included. Exactly +this buffer is used for logging of all kernel messages too. By enabling the +compile time option "CONFIG_LOGBUFFER" this support is enabled. This way you +can access the U-Boot log messages from Linux too. + +2007-08-10, Stefan Roese <sr@denx.de> diff --git a/dtt/Makefile b/dtt/Makefile index e6cb128..c6a670a 100644 --- a/dtt/Makefile +++ b/dtt/Makefile @@ -30,7 +30,7 @@ include $(TOPDIR)/config.mk LIB = $(obj)libdtt.a -COBJS = lm75.o ds1621.o adm1021.o lm81.o +COBJS = lm75.o ds1621.o adm1021.o lm81.o ds1775.o SRCS := $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(COBJS)) diff --git a/dtt/ds1775.c b/dtt/ds1775.c new file mode 100644 index 0000000..e44cee3 --- /dev/null +++ b/dtt/ds1775.c @@ -0,0 +1,156 @@ +/* + * 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 + */ + +/* + * Dallas Semiconductor's DS1775 Digital Thermometer and Thermostat + */ + +#include <common.h> + +#ifdef CONFIG_DTT_DS1775 +#include <i2c.h> +#include <dtt.h> + +#define DTT_I2C_DEV_CODE 0x49 /* Dallas Semi's DS1775 device code */ + +int dtt_read(int sensor, int reg) +{ + int dlen; + uchar data[2]; + + /* + * Calculate sensor address and command + */ + sensor = DTT_I2C_DEV_CODE + (sensor & 0x07); /* Calculate addr of ds1775 */ + + /* + * Prepare to handle 2 byte result + */ + if ((reg == DTT_READ_TEMP) || + (reg == DTT_TEMP_OS) || (reg == DTT_TEMP_HYST)) + dlen = 2; + else + dlen = 1; + + /* + * Now try to read the register + */ + if (i2c_read(sensor, reg, 1, data, dlen) != 0) + return 1; + + /* + * Handle 2 byte result + */ + if (dlen == 2) + return ((int)((short)data[1] + (((short)data[0]) << 8))); + + return (int) data[0]; +} + + +int dtt_write(int sensor, int reg, int val) +{ + int dlen; + uchar data[2]; + + /* + * Calculate sensor address and register + */ + sensor = DTT_I2C_DEV_CODE + (sensor & 0x07); + + /* + * Handle various data sizes + */ + if ((reg == DTT_READ_TEMP) || + (reg == DTT_TEMP_OS) || (reg == DTT_TEMP_HYST)) { + dlen = 2; + data[0] = (char)((val >> 8) & 0xff); /* MSB first */ + data[1] = (char)(val & 0xff); + } else { + dlen = 1; + data[0] = (char)(val & 0xff); + } + + /* + * Write value to device + */ + if (i2c_write(sensor, reg, 1, data, dlen) != 0) + return 1; + + return 0; +} + + +static int _dtt_init(int sensor) +{ + int val; + + /* + * Setup High Temp + */ + val = ((CFG_DTT_MAX_TEMP * 2) << 7) & 0xff80; + if (dtt_write(sensor, DTT_TEMP_OS, val) != 0) + return 1; + udelay(50000); /* Max 50ms */ + + /* + * Setup Low Temp - hysteresis + */ + val = (((CFG_DTT_MAX_TEMP - CFG_DTT_HYSTERESIS) * 2) << 7) & 0xff80; + if (dtt_write(sensor, DTT_TEMP_HYST, val) != 0) + return 1; + udelay(50000); /* Max 50ms */ + + /* + * Setup configuraton register + * + * Fault Tolerance limits 4, Thermometer resolution bits is 9, + * Polarity = Active Low,continuous conversion mode, Thermostat + * mode is interrupt mode + */ + val = 0xa; + if (dtt_write(sensor, DTT_CONFIG, val) != 0) + return 1; + udelay(50000); /* Max 50ms */ + + return 0; +} + + +int dtt_init (void) +{ + int i; + unsigned char sensors[] = CONFIG_DTT_SENSORS; + + for (i = 0; i < sizeof(sensors); i++) { + if (_dtt_init(sensors[i]) != 0) + printf("DTT%d: FAILED\n", i+1); + else + printf("DTT%d: %i C\n", i+1, dtt_get_temp(sensors[i])); + } + + return (0); +} + + +int dtt_get_temp(int sensor) +{ + return (dtt_read(sensor, DTT_READ_TEMP) / 256); +} + + +#endif /* CONFIG_DTT_DS1775 */ diff --git a/include/configs/taihu.h b/include/configs/taihu.h new file mode 100644 index 0000000..61814a8 --- /dev/null +++ b/include/configs/taihu.h @@ -0,0 +1,473 @@ +/* + * (C) Copyright 2000-2005 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2005-2007 + * Beijing UD Technology Co., Ltd., taihusupport@amcc.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 + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + + +#define CONFIG_405EP 1 /* this is a PPC405 CPU */ +#define CONFIG_4xx 1 /* member of PPC4xx family */ +#define CONFIG_TAIHU 1 /* on a taihu board */ + +#define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f */ + +#define CONFIG_SYS_CLK_FREQ 33000000 /* external frequency to pll */ + +#define CONFIG_NO_SERIAL_EEPROM + +/*----------------------------------------------------------------------------*/ +#ifdef CONFIG_NO_SERIAL_EEPROM + +/* +!------------------------------------------------------------------------------- +! PLL settings for 333MHz CPU, 111MHz PLB/SDRAM, 55MHz EBC, 33MHz PCI, +! assuming a 33MHz input clock to the 405EP from the C9531. +!------------------------------------------------------------------------------- +*/ +#define PLLMR0_333_111_55_37 (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \ + PLL_OPBDIV_2 | PLL_EXTBUSDIV_2 | \ + PLL_MALDIV_1 | PLL_PCIDIV_3) +#define PLLMR1_333_111_55_37 (PLL_FBKDIV_10 | \ + PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ + PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI) +#define PLLMR0_333_111_55_111 (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \ + PLL_OPBDIV_2 | PLL_EXTBUSDIV_2 | \ + PLL_MALDIV_1 | PLL_PCIDIV_1) +#define PLLMR1_333_111_55_111 (PLL_FBKDIV_10 | \ + PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ + PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI) + +#define PLLMR0_DEFAULT PLLMR0_333_111_55_37 +#define PLLMR1_DEFAULT PLLMR1_333_111_55_37 +#define PLLMR0_DEFAULT_PCI66 PLLMR0_333_111_55_111 +#define PLLMR1_DEFAULT_PCI66 PLLMR1_333_111_55_111 + +#endif +/*----------------------------------------------------------------------------*/ + +#define CFG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */ + +#define CONFIG_ENV_OVERWRITE 1 +#define CONFIG_PREBOOT "echo;" \ + "echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \ + "echo" + +#undef CONFIG_BOOTARGS +#define CONFIG_EXTRA_ENV_SETTINGS \ + "bootfile=/tftpboot/taihu/uImage\0" \ + "rootpath=/opt/eldk/ppc_4xx\0" \ + "netdev=eth0\0" \ + "nfsargs=setenv bootargs root=/dev/nfs rw " \ + "nfsroot=${serverip}:${rootpath}\0" \ + "ramargs=setenv bootargs root=/dev/ram rw\0" \ + "addip=setenv bootargs ${bootargs} " \ + "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \ + ":${hostname}:${netdev}:off panic=1\0" \ + "addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0"\ + "flash_nfs=run nfsargs addip addtty;" \ + "bootm ${kernel_addr}\0" \ + "flash_self=run ramargs addip addtty;" \ + "bootm ${kernel_addr} ${ramdisk_addr}\0" \ + "net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;" \ + "bootm\0" \ + "kernel_addr=FC000000\0" \ + "ramdisk_addr=FC180000\0" \ + "load=tftp 200000 /tftpboot/taihu/u-boot.bin\0" \ + "update=protect off FFFC0000 FFFFFFFF;era FFFC0000 FFFFFFFF;" \ + "cp.b 200000 FFFC0000 40000\0" \ + "upd=run load;run update\0" \ + "" +#define CONFIG_BOOTCOMMAND "run flash_self" + +#if 0 +#define CONFIG_BOOTDELAY -1 /* autoboot disabled */ +#else +#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ +#endif + +#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ +#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ + +#define CONFIG_MII 1 /* MII PHY management */ +#define CONFIG_PHY_ADDR 0x14 /* PHY address */ +#define CONFIG_HAS_ETH1 +#define CONFIG_PHY1_ADDR 0x10 /* EMAC1 PHY address */ +#define CONFIG_NET_MULTI 1 +#define CFG_RX_ETH_BUFFER 16 /* Number of ethernet rx buffers & descriptors */ +#define CONFIG_PHY_RESET 1 + +#define CONFIG_COMMANDS (CONFIG_CMD_DFL | \ + CFG_CMD_ASKENV | \ + CFG_CMD_CACHE | \ + CFG_CMD_DHCP | \ + CFG_CMD_EEPROM | \ + CFG_CMD_ELF | \ + CFG_CMD_I2C | \ + CFG_CMD_SPI | \ + CFG_CMD_IRQ | \ + CFG_CMD_MII | \ + CFG_CMD_NET | \ + CFG_CMD_PCI | \ + CFG_CMD_PING | \ + CFG_CMD_REGINFO | \ + CFG_CMD_SDRAM ) + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +#undef CONFIG_WATCHDOG /* watchdog disabled */ + +#undef CONFIG_SPD_EEPROM /* use SPD EEPROM for setup */ +#define CFG_SDRAM_SIZE_PER_BANK 0x04000000 /* 64MB */ +#define CFG_SDRAM_BANKS 2 + +/* + * SDRAM configuration (please see cpu/ppc/sdram.[ch]) + */ +#define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */ +#define CONFIG_SDRAM_BANK1 1 /* init onboard SDRAM bank 1 */ + +/* SDRAM timings used in datasheet */ +#define CFG_SDRAM_CL 3 /* CAS latency */ +#define CFG_SDRAM_tRP 20 /* PRECHARGE command period */ +#define CFG_SDRAM_tRC 66 /* ACTIVE-to-ACTIVE command period */ +#define CFG_SDRAM_tRCD 20 /* ACTIVE-to-READ delay */ +#define CFG_SDRAM_tRFC 66 /* Auto refresh period */ + +/* + * Miscellaneous configurable options + */ +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_PROMPT "=> " /* Monitor Command Prompt */ +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ +#else +#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ +#endif +#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* print buffer Size */ +#define CFG_MAXARGS 16 /* max number of command args */ +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ + +#define CFG_MEMTEST_START 0x0400000 /* memtest works on */ +#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ + +/* + * If CFG_EXT_SERIAL_CLOCK, then the UART divisor is 1. + * If CFG_405_UART_ERRATA_59, then UART divisor is 31. + * Otherwise, UART divisor is determined by CPU Clock and CFG_BASE_BAUD value. + * The Linux BASE_BAUD define should match this configuration. + * baseBaud = cpuClock/(uartDivisor*16) + * If CFG_405_UART_ERRATA_59 and 200MHz CPU clock, + * set Linux BASE_BAUD to 403200. + */ +#undef CONFIG_SERIAL_SOFTWARE_FIFO +#undef CFG_EXT_SERIAL_CLOCK /* external serial clock */ +#undef CFG_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */ +#define CFG_BASE_BAUD 691200 + +#define CONFIG_BAUDRATE 115200 + +#define CONFIG_UART1_CONSOLE 1 + + +/* The following table includes the supported baudrates */ +#define CFG_BAUDRATE_TABLE \ + {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400} + +#define CFG_LOAD_ADDR 0x100000 /* default load address */ +#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */ + +#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ + +#define CONFIG_AUTO_COMPLETE 1 /* add autocompletion support */ +#define CONFIG_LOOPW 1 /* enable loopw command */ +#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ +#define CONFIG_VERSION_VARIABLE 1 /* include version env variable */ + +/*----------------------------------------------------------------------- + * I2C stuff + *----------------------------------------------------------------------- + */ +#define CONFIG_HARD_I2C 1 /* I2C with hardware support */ +#undef CONFIG_SOFT_I2C /* I2C bit-banged */ +#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ +#define CFG_I2C_SLAVE 0x7F + +#define CFG_I2C_NOPROBES { 0x69 } /* avoid iprobe hangup (why?) */ +#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 6 /* 24C02 requires 5ms delay */ + +#if (CONFIG_COMMANDS & CFG_CMD_EEPROM) +#define CFG_I2C_EEPROM_ADDR 0x50 /* I2C boot EEPROM (24C02W) */ +#define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */ +#endif + + +#define CONFIG_SOFT_SPI +#define SPI_SCL spi_scl +#define SPI_SDA spi_sda +#define SPI_READ spi_read() +#define SPI_DELAY udelay(2) +#ifndef __ASSEMBLY__ +void spi_scl(int); +void spi_sda(int); +unsigned char spi_read(void); +#endif + +/* standard dtt sensor configuration */ +#define CONFIG_DTT_DS1775 1 +#define CONFIG_DTT_SENSORS { 0 } + +/*----------------------------------------------------------------------- + * PCI stuff + *----------------------------------------------------------------------- + */ +#define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */ +#define PCI_HOST_FORCE 1 /* configure as pci host */ +#define PCI_HOST_AUTO 2 /* detected via arbiter enable */ + +#define CONFIG_PCI /* include pci support */ +#define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */ +#define CONFIG_PCI_PNP /* do pci plug-and-play */ + /* resource configuration */ +#define CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */ + +#define CFG_PCI_SUBSYS_VENDORID 0x10e8 /* AMCC */ +#define CFG_PCI_SUBSYS_DEVICEID 0xcafe /* Whatever */ +#define CFG_PCI_CLASSCODE 0x0600 /* PCI Class Code: bridge/host */ +#define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */ +#define CFG_PCI_PTM1MS 0x80000001 /* 2GB, enable hard-wired to 1 */ +#define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */ +#define CFG_PCI_PTM2LA 0x00000000 /* disabled */ +#define CFG_PCI_PTM2MS 0x00000000 /* disabled */ +#define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */ +#define CONFIG_EEPRO100 1 + +/*----------------------------------------------------------------------- + * Start addresses for the final memory configuration + * (Set up by the startup code) + * Please note that CFG_SDRAM_BASE _must_ start at 0 + */ +#define CFG_SDRAM_BASE 0x00000000 +#define CFG_FLASH_BASE 0xFFE00000 +#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */ +#define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */ +#define CFG_MONITOR_BASE (-CFG_MONITOR_LEN) + +/* + * For booting Linux, the board info and command line data + * have to be in the first 8 MB of memory, since this is + * the maximum mapped by the Linux kernel during initialization. + */ +#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ + +/*----------------------------------------------------------------------- + * FLASH organization + */ + +#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ + +#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ +#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ + +#define CFG_FLASH_ADDR0 0x555 +#define CFG_FLASH_ADDR1 0x2aa +#define CFG_FLASH_WORD_SIZE unsigned short + +#ifdef CFG_ENV_IS_IN_FLASH +#define CFG_ENV_SECT_SIZE 0x10000 /* size of one complete sector */ +#define CFG_ENV_ADDR (CFG_MONITOR_BASE-CFG_ENV_SECT_SIZE) +#define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */ + +/* Address and size of Redundant Environment Sector */ +#define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR-CFG_ENV_SECT_SIZE) +#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE) +#endif /* CFG_ENV_IS_IN_FLASH */ + +/*----------------------------------------------------------------------- + * NVRAM organization + */ +#define CFG_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */ +#define CFG_NVRAM_SIZE 0x1ff8 /* NVRAM size */ + +#ifdef CFG_ENV_IS_IN_NVRAM +#define CFG_ENV_SIZE 0x0ff8 /* Size of Environment vars */ +#define CFG_ENV_ADDR \ + (CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CFG_ENV_SIZE) /* Env*/ +#endif + +/*----------------------------------------------------------------------- + * PPC405 GPIO Configuration + */ +#define CFG_440_GPIO_TABLE { /* GPIO Alternate1 */ \ +{ \ +/* GPIO Core 0 */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO0 PerBLast SPI CS */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO1 TS1E */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO2 TS2E */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO3 TS1O */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO4 TS2O */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO5 TS3 */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO6 TS4 */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO7 TS5 */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO8 TS6 */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO9 TrcClk */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO10 PerCS1 */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO11 PerCS2 */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO12 PerCS3 */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO13 PerCS4 */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO14 PerAddr03 SPI SCLK */ \ +{ GPIO_BASE, GPIO_IN, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO15 PerAddr04 SPI DI */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO16 PerAddr05 SPI DO */ \ +{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO17 IRQ0 PCI INTA */ \ +{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO18 IRQ1 PCI INTB */ \ +{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO19 IRQ2 PCI INTC */ \ +{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO20 IRQ3 PCI INTD */ \ +{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO21 IRQ4 USB */ \ +{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO22 IRQ5 EBC */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO23 IRQ6 unused */ \ +{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO24 UART0_DCD UART1 */ \ +{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO25 UART0_DSR */ \ +{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO26 UART0_RI */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO27 UART0_DTR */ \ +{ GPIO_BASE, GPIO_IN, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO28 UART1_Rx UART0 */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_NO_CHG }, /* GPIO29 UART1_Tx */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO30 RejectPkt0 User LED1 */ \ +{ GPIO_BASE, GPIO_OUT, GPIO_SEL, GPIO_OUT_NO_CHG }, /* GPIO31 RejectPkt1 User LED2 */ \ +} \ +} + +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CFG_DCACHE_SIZE 16384 /* For IBM 405EP CPU */ +#define CFG_CACHELINE_SIZE 32 +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ +#endif + +/* + * Init Memory Controller: + * + * BR0/1 and OR0/1 (FLASH) + */ + +#define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* FLASH bank #0 */ +#define FLASH_BASE1_PRELIM 0xFC000000 /* FLASH bank #1 */ + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area (in data cache) + */ +/* use on chip memory (OCM) for temperary stack until sdram is tested */ +#define CFG_TEMP_STACK_OCM 1 + +/* On Chip Memory location */ +#define CFG_OCM_DATA_ADDR 0xF8000000 +#define CFG_OCM_DATA_SIZE 0x1000 +#define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SDRAM */ +#define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */ + +#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ +#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) +#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET + +/*----------------------------------------------------------------------- + * External Bus Controller (EBC) Setup + */ + +/* Memory Bank 0 (Flash/SRAM) initialization */ +#define CFG_EBC_PB0AP 0x03815600 +#define CFG_EBC_PB0CR 0xFFE3A000 /* BAS=0xFFE,BS=2MB,BU=R/W,BW=16bit */ + +/* Memory Bank 1 (NVRAM/RTC) initialization */ +#define CFG_EBC_PB1AP 0x05815600 +#define CFG_EBC_PB1CR 0xFC0BA000 /* BAS=0xFc0,BS=32MB,BU=R/W,BW=16bit */ + +/* Memory Bank 2 (USB device) initialization */ +#define CFG_EBC_PB2AP 0x03016600 +#define CFG_EBC_PB2CR 0x50018000 /* BAS=0x500,BS=1MB,BU=R/W,BW=8bit */ + +/* Memory Bank 3 (LCM and D-flip-flop) initialization */ +#define CFG_EBC_PB3AP 0x158FF600 +#define CFG_EBC_PB3CR 0x50118000 /* BAS=0x501,BS=1MB,BU=R/W,BW=8bit */ + +/* Memory Bank 4 (not install) initialization */ +#define CFG_EBC_PB4AP 0x158FF600 +#define CFG_EBC_PB4CR 0x5021A000 + +/*----------------------------------------------------------------------- + * Definitions for GPIO setup (PPC405EP specific) + * + * GPIO0[0] - External Bus Controller BLAST output + * GPIO0[1-9] - Instruction trace outputs + * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs + * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs + * GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs + * GPIO0[24-27] - UART0 control signal inputs/outputs + * GPIO0[28-29] - UART1 data signal input/output + * GPIO0[30-31] - EMAC0 and EMAC1 reject packet inputs + */ +#define CFG_GPIO0_OSRH 0x15555550 /* output select high/low */ +#define CFG_GPIO0_OSRL 0x00000110 +#define CFG_GPIO0_ISR1H 0x00000001 /* input select high/low */ +#define CFG_GPIO0_ISR1L 0x15545440 +#define CFG_GPIO0_TSRH 0x00000000 /* three-state select high/low */ +#define CFG_GPIO0_TSRL 0x00000000 +#define CFG_GPIO0_TCR 0xFFFE8117 /* three-state control */ +#define CFG_GPIO0_ODR 0x00000000 /* open drain */ + +#define GPIO0 0 /* GPIO controller 0 */ + +/* the GPIO macros in include/ppc405.h for High/Low registers are backwards */ + +#define GPIOx_OSL (GPIO0_OSRH-GPIO_BASE) +#define GPIOx_TSL (GPIO0_TSRH-GPIO_BASE) +#define GPIOx_IS1L (GPIO0_ISR1H-GPIO_BASE) +#define GPIOx_IS2L (GPIO0_ISR1H-GPIO_BASE) +#define GPIOx_IS3L (GPIO0_ISR1H-GPIO_BASE) + +#define GPIO_OS(x) (x+GPIOx_OSL) /* GPIO output select */ +#define GPIO_TS(x) (x+GPIOx_TSL) /* GPIO three-state select */ +#define GPIO_IS1(x) (x+GPIOx_IS1L) /* GPIO input select */ +#define GPIO_IS2(x) (x+GPIOx_IS1L) +#define GPIO_IS3(x) (x+GPIOx_IS1L) + +#define CPLD_REG0_ADDR 0x50100000 +#define CPLD_REG1_ADDR 0x50100001 +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */ +#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */ +#endif + +#endif /* __CONFIG_H */ diff --git a/include/configs/zeus.h b/include/configs/zeus.h new file mode 100644 index 0000000..86a16e7 --- /dev/null +++ b/include/configs/zeus.h @@ -0,0 +1,375 @@ +/* + * (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 + */ + +/************************************************************************ + * zeus.h - configuration for Zeus board + ***********************************************************************/ +#ifndef __CONFIG_H +#define __CONFIG_H + +/*----------------------------------------------------------------------- + * High Level Configuration Options + *----------------------------------------------------------------------*/ +#define CONFIG_ZEUS 1 /* Board is Zeus */ +#define CONFIG_4xx 1 /* ... PPC4xx family */ +#define CONFIG_405EP 1 /* Specifc 405EP support*/ + +#define CONFIG_SYS_CLK_FREQ 33000000 /* external frequency to pll */ + +#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */ +#define CONFIG_MISC_INIT_R 1 /* Call misc_init_r */ + +#define PLLMR0_DEFAULT PLLMR0_333_111_55_111 +#define PLLMR1_DEFAULT PLLMR1_333_111_55_111 + +#define CFG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */ + +#define CONFIG_OVERWRITE_ETHADDR_ONCE 1 + +#define CONFIG_MII 1 /* MII PHY management */ +#define CONFIG_PHY_ADDR 0x01 /* PHY address */ +#define CONFIG_HAS_ETH1 1 +#define CONFIG_PHY1_ADDR 0x11 /* EMAC1 PHY address */ +#define CONFIG_NET_MULTI 1 +#define CFG_RX_ETH_BUFFER 16 /* Number of ethernet rx buffers & descriptors */ +#define CONFIG_PHY_RESET 1 +#define CONFIG_PHY_RESET_DELAY 300 /* PHY RESET recovery delay */ + +#define CONFIG_COMMANDS (CONFIG_CMD_DFL | \ + CFG_CMD_ASKENV | \ + CFG_CMD_CACHE | \ + CFG_CMD_DHCP | \ + CFG_CMD_DIAG | \ + CFG_CMD_EEPROM | \ + CFG_CMD_ELF | \ + CFG_CMD_I2C | \ + CFG_CMD_IRQ | \ + CFG_CMD_LOG | \ + CFG_CMD_MII | \ + CFG_CMD_NET | \ + CFG_CMD_NFS | \ + CFG_CMD_PING | \ + CFG_CMD_REGINFO) + +/* POST support */ +#define CONFIG_POST (CFG_POST_MEMORY | \ + CFG_POST_CPU | \ + CFG_POST_CACHE | \ + CFG_POST_UART | \ + CFG_POST_ETHER) + +#define CFG_POST_ETHER_EXT_LOOPBACK /* eth POST using ext loopack connector */ + +/* Define here the base-addresses of the UARTs to test in POST */ +#define CFG_POST_UART_TABLE {UART0_BASE} + +#define CONFIG_LOGBUFFER +#define CFG_POST_CACHE_ADDR 0x00800000 /* free virtual address */ + +#define CFG_CONSOLE_IS_IN_ENV /* Otherwise it catches logbuffer as output */ + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + +#undef CONFIG_WATCHDOG /* watchdog disabled */ + +/*----------------------------------------------------------------------- + * SDRAM + *----------------------------------------------------------------------*/ +/* + * SDRAM configuration (please see cpu/ppc/sdram.[ch]) + */ +#define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */ +#define CONFIG_SDRAM_BANK1 1 /* init onboard SDRAM bank 1 */ + +/* SDRAM timings used in datasheet */ +#define CFG_SDRAM_CL 3 /* CAS latency */ +#define CFG_SDRAM_tRP 20 /* PRECHARGE command period */ +#define CFG_SDRAM_tRC 66 /* ACTIVE-to-ACTIVE command period */ +#define CFG_SDRAM_tRCD 20 /* ACTIVE-to-READ delay */ +#define CFG_SDRAM_tRFC 66 /* Auto refresh period */ + +/*----------------------------------------------------------------------- + * Serial Port + *----------------------------------------------------------------------*/ +#undef CFG_EXT_SERIAL_CLOCK /* external serial clock */ +#define CFG_BASE_BAUD 691200 +#define CONFIG_BAUDRATE 115200 +#define CONFIG_SERIAL_MULTI + +/* The following table includes the supported baudrates */ +#define CFG_BAUDRATE_TABLE \ + {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400} + +/*----------------------------------------------------------------------- + * Miscellaneous configurable options + *----------------------------------------------------------------------*/ +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_PROMPT "=> " /* Monitor Command Prompt */ +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ +#else +#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ +#endif +#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ +#define CFG_MAXARGS 16 /* max number of command args */ +#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ + +#define CFG_MEMTEST_START 0x0400000 /* memtest works on */ +#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ + +#define CFG_LOAD_ADDR 0x100000 /* default load address */ +#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */ + +#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ + +#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ +#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ + +#define CONFIG_CMDLINE_EDITING 1 /* add command line history */ +#define CONFIG_LOOPW 1 /* enable loopw command */ +#define CONFIG_MX_CYCLIC 1 /* enable mdc/mwc commands */ +#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ +#define CONFIG_VERSION_VARIABLE 1 /* include version env variable */ + +/*----------------------------------------------------------------------- + * I2C + *----------------------------------------------------------------------*/ +#define CONFIG_HARD_I2C 1 /* I2C with hardware support */ +#undef CONFIG_SOFT_I2C /* I2C bit-banged */ +#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ +#define CFG_I2C_SLAVE 0x7F + +/* these are for the ST M24C02 2kbit serial i2c eeprom */ +#define CFG_I2C_EEPROM_ADDR 0x50 /* base address */ +#define CFG_I2C_EEPROM_ADDR_LEN 1 /* bytes of address */ +/* mask of address bits that overflow into the "EEPROM chip address" */ +#define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x07 + +#define CFG_EEPROM_PAGE_WRITE_ENABLE 1 /* write eeprom in pages */ +#define CFG_EEPROM_PAGE_WRITE_BITS 3 /* 8 byte write page size */ +#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */ + +/* + * The layout of the I2C EEPROM, used for bootstrap setup and for board- + * specific values, like ethaddr... that can be restored via the sw-reset + * button + */ +#define FACTORY_RESET_I2C_EEPROM 0x50 +#define FACTORY_RESET_ENV_OFFS 0x80 +#define FACTORY_RESET_ENV_SIZE 0x80 + +/*----------------------------------------------------------------------- + * Start addresses for the final memory configuration + * (Set up by the startup code) + * Please note that CFG_SDRAM_BASE _must_ start at 0 + */ +#define CFG_SDRAM_BASE 0x00000000 +#define CFG_FLASH_BASE 0xFF000000 +#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */ +#define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */ +#define CFG_MONITOR_BASE (-CFG_MONITOR_LEN) + +/* + * For booting Linux, the board info and command line data + * have to be in the first 8 MB of memory, since this is + * the maximum mapped by the Linux kernel during initialization. + */ +#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ + +/*----------------------------------------------------------------------- + * FLASH organization + */ +#define CFG_FLASH_CFI /* The flash is CFI compatible */ +#define CFG_FLASH_CFI_DRIVER /* Use common CFI driver */ + +#define CFG_FLASH_BANKS_LIST { CFG_FLASH_BASE } + +#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT 512 /* max number of sectors on one chip */ + +#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ +#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ + +#define CFG_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */ +#define CFG_FLASH_PROTECTION 1 /* use hardware flash protection */ + +#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */ +#define CFG_FLASH_QUIET_TEST 1 /* don't warn upon unknown flash */ + +#ifdef CFG_ENV_IS_IN_FLASH +#define CFG_ENV_SECT_SIZE 0x20000 /* size of one complete sector */ +#define CFG_ENV_ADDR ((-CFG_MONITOR_LEN)-CFG_ENV_SECT_SIZE) +#define CFG_ENV_SIZE 0x2000 /* Total Size of Environment Sector */ + +/* Address and size of Redundant Environment Sector */ +#define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR-CFG_ENV_SECT_SIZE) +#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE) +#endif + +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CFG_DCACHE_SIZE 16384 /* For IBM 405EP CPU */ +#define CFG_CACHELINE_SIZE 32 /* ... */ +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ +#endif + +/*----------------------------------------------------------------------- + * Definitions for initial stack pointer and data area (in data cache) + */ +/* use on chip memory (OCM) for temperary stack until sdram is tested */ +#define CFG_TEMP_STACK_OCM 1 + +/* On Chip Memory location */ +#define CFG_OCM_DATA_ADDR 0xF8000000 +#define CFG_OCM_DATA_SIZE 0x1000 +#define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of OCM */ +#define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */ + +#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ +#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) +/* reserve some memory for POST and BOOT limit info */ +#define CFG_INIT_SP_OFFSET (CFG_GBL_DATA_OFFSET - 16) + +/* extra data in OCM */ +#define CFG_POST_WORD_ADDR (CFG_GBL_DATA_OFFSET - 4) +#define CFG_POST_MAGIC (CFG_OCM_DATA_ADDR + CFG_GBL_DATA_OFFSET - 8) +#define CFG_POST_VAL (CFG_OCM_DATA_ADDR + CFG_GBL_DATA_OFFSET - 12) + +/*----------------------------------------------------------------------- + * External Bus Controller (EBC) Setup + */ + +/* Memory Bank 0 (Flash 16M) initialization */ +#define CFG_EBC_PB0AP 0x05815600 +#define CFG_EBC_PB0CR 0xFF09A000 /* BAS=0xFF0,BS=16MB,BU=R/W,BW=16bit */ + +/*----------------------------------------------------------------------- + * Definitions for GPIO setup (PPC405EP specific) + * + * GPIO0[0] - External Bus Controller BLAST output + * GPIO0[1-9] - Instruction trace outputs + * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs + * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs + * GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs + * GPIO0[24-27] - UART0 control signal inputs/outputs + * GPIO0[28-29] - UART1 data signal input/output + * GPIO0[30-31] - EMAC0 and EMAC1 reject packet inputs + */ +#define CFG_GPIO0_OSRH 0x15555550 /* Chip selects */ +#define CFG_GPIO0_OSRL 0x00000110 /* UART_DTR-pin 27 alt out */ +#define CFG_GPIO0_ISR1H 0x10000041 /* Pin 2, 12 is input */ +#define CFG_GPIO0_ISR1L 0x15505440 /* OUT: LEDs 22/23; IN: pin12,2, NVALID# */ +#define CFG_GPIO0_TSRH 0x00000000 +#define CFG_GPIO0_TSRL 0x00000000 +#define CFG_GPIO0_TCR 0xBFF68317 /* 3-state OUT: 22/23/29; 12,2 is not 3-state */ +#define CFG_GPIO0_ODR 0x00000000 + +#define CFG_GPIO_SW_RESET 1 +#define CFG_GPIO_ZEUS_PE 12 +#define CFG_GPIO_LED_RED 22 +#define CFG_GPIO_LED_GREEN 23 + +/* Time in milli-seconds */ +#define CFG_TIME_POST 5000 +#define CFG_TIME_FACTORY_RESET 10000 + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */ +#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */ +#endif + +/* ENVIRONMENT VARS */ + +#define CONFIG_PREBOOT "echo;echo Welcome to Bulletendpoints board v1.1;echo" +#define CONFIG_IPADDR 192.168.1.10 +#define CONFIG_SERVERIP 192.168.1.100 +#define CONFIG_GATEWAYIP 192.168.1.100 +#define CONFIG_ETHADDR 50:00:00:00:06:00 +#define CONFIG_ETH1ADDR 50:00:00:00:06:01 +#if 0 +#define CONFIG_BOOTDELAY -1 /* autoboot disabled */ +#else +#define CONFIG_BOOTDELAY 3 /* autoboot after 5 seconds */ +#endif + +#define CONFIG_EXTRA_ENV_SETTINGS \ + "logversion=2\0" \ + "hostname=zeus\0" \ + "netdev=eth0\0" \ + "ethact=ppc_4xx_eth0\0" \ + "netmask=255.255.255.0\0" \ + "ramdisk_size=50000\0" \ + "nfsargs=setenv bootargs root=/dev/nfs rw" \ + " nfsroot=${serverip}:${rootpath}\0" \ + "ramargs=setenv bootargs root=/dev/ram rw" \ + " ramdisk=${ramdisk_size}\0" \ + "addip=setenv bootargs ${bootargs} " \ + "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \ + ":${hostname}:${netdev}:off panic=1\0" \ + "addtty=setenv bootargs ${bootargs} console=ttyS0," \ + "${baudrate}\0" \ + "net_nfs=tftp ${kernel_mem_addr} ${file_kernel};" \ + "run nfsargs addip addtty;bootm\0" \ + "net_ram=tftp ${kernel_mem_addr} ${file_kernel};" \ + "tftp ${ramdisk_mem_addr} ${file_fs};" \ + "run ramargs addip addtty;" \ + "bootm ${kernel_mem_addr} ${ramdisk_mem_addr}\0" \ + "rootpath=/target_fs/zeus\0" \ + "kernel_fl_addr=ff000000\0" \ + "kernel_mem_addr=200000\0" \ + "ramdisk_fl_addr=ff300000\0" \ + "ramdisk_mem_addr=4000000\0" \ + "uboot_fl_addr=fffc0000\0" \ + "uboot_mem_addr=100000\0" \ + "file_uboot=/zeus/u-boot.bin\0" \ + "tftp_uboot=tftp 100000 ${file_uboot}\0" \ + "update_uboot=protect off fffc0000 ffffffff;" \ + "era fffc0000 ffffffff;cp.b 100000 fffc0000 40000;" \ + "protect on fffc0000 ffffffff\0" \ + "upd_uboot=run tftp_uboot;run update_uboot\0" \ + "file_kernel=/zeus/uImage_ba\0" \ + "tftp_kernel=tftp 100000 ${file_kernel}\0" \ + "update_kernel=protect off ff000000 ff17ffff;" \ + "era ff000000 ff17ffff;cp.b 100000 ff000000 180000\0" \ + "upd_kernel=run tftp_kernel;run update_kernel\0" \ + "file_fs=/zeus/rootfs_ba.img\0" \ + "tftp_fs=tftp 100000 ${file_fs}\0" \ + "update_fs=protect off ff300000 ff87ffff;era ff300000 ff87ffff;"\ + "cp.b 100000 ff300000 580000\0" \ + "upd_fs=run tftp_fs;run update_fs\0" \ + "bootcmd=chkreset;run ramargs addip addtty addmisc;" \ + "bootm ${kernel_fl_addr} ${ramdisk_fl_addr}\0" \ + "" + +#endif /* __CONFIG_H */ diff --git a/include/dtt.h b/include/dtt.h index 842a761..2e8c690 100644 --- a/include/dtt.h +++ b/include/dtt.h @@ -29,6 +29,7 @@ #if defined(CONFIG_DTT_LM75) || \ defined(CONFIG_DTT_DS1621) || \ + defined(CONFIG_DTT_DS1775) || \ defined(CONFIG_DTT_LM81) || \ defined(CONFIG_DTT_ADM1021) @@ -78,6 +79,13 @@ extern int dtt_get_temp(int sensor); #define DTT_CONFIG 0xAC #endif +#if defined(CONFIG_DTT_DS1775) +#define DTT_READ_TEMP 0x0 +#define DTT_CONFIG 0x1 +#define DTT_TEMP_HYST 0x2 +#define DTT_TEMP_OS 0x3 +#endif + #if defined(CONFIG_DTT_ADM1021) #define DTT_READ_LOC_VALUE 0x00 #define DTT_READ_REM_VALUE 0x01 diff --git a/include/ppc405.h b/include/ppc405.h index e4522e7..0c7bf3e 100644 --- a/include/ppc405.h +++ b/include/ppc405.h @@ -541,6 +541,18 @@ #define PLLMR1_266_66_33_33 (PLL_FBKDIV_8 | \ PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW) +#define PLLMR0_333_111_55_37 (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \ + PLL_OPBDIV_2 | PLL_EXTBUSDIV_2 | \ + PLL_MALDIV_1 | PLL_PCIDIV_3) +#define PLLMR1_333_111_55_37 (PLL_FBKDIV_10 | \ + PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ + PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI) +#define PLLMR0_333_111_55_111 (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \ + PLL_OPBDIV_2 | PLL_EXTBUSDIV_2 | \ + PLL_MALDIV_1 | PLL_PCIDIV_1) +#define PLLMR1_333_111_55_111 (PLL_FBKDIV_10 | \ + PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \ + PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI) /* * PLL Voltage Controlled Oscillator (VCO) definitions @@ -1228,6 +1240,8 @@ #define mtebc(reg, data) mtdcr(ebccfga,reg);mtdcr(ebccfgd,data) #define mfebc(reg, data) mtdcr(ebccfga,reg);data = mfdcr(ebccfgd) +#define mtsdram(reg, data) do { mtdcr(memcfga,reg);mtdcr(memcfgd,data); } while (0) +#define mfsdram(reg, data) do { mtdcr(memcfga,reg);data = mfdcr(memcfgd); } while (0) #ifndef __ASSEMBLY__ diff --git a/post/cpu/ppc4xx/cache.c b/post/cpu/ppc4xx/cache.c index e1f989e..109ca1f 100644 --- a/post/cpu/ppc4xx/cache.c +++ b/post/cpu/ppc4xx/cache.c @@ -53,14 +53,25 @@ int cache_post_test6 (int tlb, void *p, int size); static int tlb = -1; /* index to the victim TLB entry */ +#ifdef CONFIG_440 static unsigned char testarea[CACHE_POST_SIZE] __attribute__((__aligned__(CACHE_POST_SIZE))); +#endif int cache_post_test (int flags) { void* virt = (void*)CFG_POST_CACHE_ADDR; - int ints, i, res = 0; - u32 word0; + int ints; + int res = 0; + + /* + * All 44x variants deal with cache management differently + * because they have the address translation always enabled. + * The 40x ppc's don't use address translation in U-Boot at all, + * so we have to distinguish here between 40x and 44x. + */ +#ifdef CONFIG_440 + int word0, i; if (tlb < 0) { /* @@ -83,6 +94,7 @@ int cache_post_test (int flags) } } } +#endif ints = disable_interrupts (); WATCHDOG_RESET (); diff --git a/post/cpu/ppc4xx/cache_4xx.S b/post/cpu/ppc4xx/cache_4xx.S index dddd76b..d5cb075 100644 --- a/post/cpu/ppc4xx/cache_4xx.S +++ b/post/cpu/ppc4xx/cache_4xx.S @@ -37,6 +37,13 @@ .text + /* + * All 44x variants deal with cache management differently + * because they have the address translation always enabled. + * The 40x ppc's don't use address translation in U-Boot at all, + * so we have to distinguish here between 40x and 44x. + */ +#ifdef CONFIG_440 /* void cache_post_disable (int tlb) */ cache_post_disable: @@ -68,6 +75,43 @@ cache_post_wb: sync isync blr +#else +/* void cache_post_disable (int tlb) + */ +cache_post_disable: + lis r0, 0x0000 + ori r0, r0, 0x0000 + mtdccr r0 + sync + isync + blr + +/* void cache_post_wt (int tlb) + */ +cache_post_wt: + lis r0, 0x8000 + ori r0, r0, 0x0000 + mtdccr r0 + lis r0, 0x8000 + ori r0, r0, 0x0000 + mtdcwr r0 + sync + isync + blr + +/* void cache_post_wb (int tlb) + */ +cache_post_wb: + lis r0, 0x8000 + ori r0, r0, 0x0000 + mtdccr r0 + lis r0, 0x0000 + ori r0, r0, 0x0000 + mtdcwr r0 + sync + isync + blr +#endif /* void cache_post_dinvalidate (void *p, int size) */ diff --git a/post/cpu/ppc4xx/ether.c b/post/cpu/ppc4xx/ether.c index 391c815..ab23ca5 100644 --- a/post/cpu/ppc4xx/ether.c +++ b/post/cpu/ppc4xx/ether.c @@ -68,10 +68,10 @@ static char *rx_buf; static void ether_post_init (int devnum, int hw_addr) { int i; - unsigned mode_reg; #if defined(CONFIG_440GX) || \ defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \ defined(CONFIG_440SP) || defined(CONFIG_440SPE) + unsigned mode_reg; sys_info_t sysinfo; #endif #if defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || defined(CONFIG_440SPE) @@ -185,10 +185,17 @@ static void ether_post_init (int devnum, int hw_addr) mtdcr (malrxcasr, (MAL_TXRX_CASR >> devnum)); /* set internal loopback mode */ +#ifdef CFG_POST_ETHER_EXT_LOOPBACK + out32 (EMAC_M1 + hw_addr, EMAC_M1_FDE | 0 | + EMAC_M1_RFS_4K | EMAC_M1_TX_FIFO_2K | + EMAC_M1_MF_100MBPS | EMAC_M1_IST | + in32 (EMAC_M1)); +#else out32 (EMAC_M1 + hw_addr, EMAC_M1_FDE | EMAC_M1_ILE | EMAC_M1_RFS_4K | EMAC_M1_TX_FIFO_2K | EMAC_M1_MF_100MBPS | EMAC_M1_IST | in32 (EMAC_M1)); +#endif /* set transmit enable & receive enable */ out32 (EMAC_M0 + hw_addr, EMAC_M0_TXE | EMAC_M0_RXE); diff --git a/post/cpu/ppc4xx/uart.c b/post/cpu/ppc4xx/uart.c index 0aeed75..5f14967 100644 --- a/post/cpu/ppc4xx/uart.c +++ b/post/cpu/ppc4xx/uart.c @@ -38,24 +38,77 @@ #if CONFIG_POST & CFG_POST_UART +/* + * This table defines the UART's that should be tested and can + * be overridden in the board config file + */ +#ifndef CFG_POST_UART_TABLE +#define CFG_POST_UART_TABLE {UART0_BASE, UART1_BASE, UART2_BASE, UART3_BASE} +#endif + #include <asm/processor.h> #include <serial.h> +#if defined(CONFIG_440) +#if defined(CONFIG_440EP) || defined(CONFIG_440GR) || \ + defined(CONFIG_440EPX) || defined(CONFIG_440GRX) #define UART0_BASE CFG_PERIPHERAL_BASE + 0x00000300 #define UART1_BASE CFG_PERIPHERAL_BASE + 0x00000400 #define UART2_BASE CFG_PERIPHERAL_BASE + 0x00000500 #define UART3_BASE CFG_PERIPHERAL_BASE + 0x00000600 +#else +#define UART0_BASE CFG_PERIPHERAL_BASE + 0x00000200 +#define UART1_BASE CFG_PERIPHERAL_BASE + 0x00000300 +#endif +#if defined(CONFIG_440SP) || defined(CONFIG_440SPE) +#define UART2_BASE CFG_PERIPHERAL_BASE + 0x00000600 +#endif + +#if defined(CONFIG_440GP) +#define CR0_MASK 0x3fff0000 +#define CR0_EXTCLK_ENA 0x00600000 +#define CR0_UDIV_POS 16 +#define UDIV_SUBTRACT 1 +#define UART0_SDR cntrl0 +#define MFREG(a, d) d = mfdcr(a) +#define MTREG(a, d) mtdcr(a, d) +#else /* #if defined(CONFIG_440GP) */ +/* all other 440 PPC's access clock divider via sdr register */ #define CR0_MASK 0xdfffffff #define CR0_EXTCLK_ENA 0x00800000 #define CR0_UDIV_POS 0 #define UDIV_SUBTRACT 0 #define UART0_SDR sdr_uart0 #define UART1_SDR sdr_uart1 +#if defined(CONFIG_440EP) || defined(CONFIG_440EPx) || \ + defined(CONFIG_440GR) || defined(CONFIG_440GRx) || \ + defined(CONFIG_440SP) || defined(CONFIG_440SPe) #define UART2_SDR sdr_uart2 +#endif +#if defined(CONFIG_440EP) || defined(CONFIG_440EPx) || \ + defined(CONFIG_440GR) || defined(CONFIG_440GRx) #define UART3_SDR sdr_uart3 +#endif #define MFREG(a, d) mfsdr(a, d) #define MTREG(a, d) mtsdr(a, d) +#endif /* #if defined(CONFIG_440GP) */ +#elif defined(CONFIG_405EP) || defined(CONFIG_405EZ) +#define UART0_BASE 0xef600300 +#define UART1_BASE 0xef600400 +#define UCR0_MASK 0x0000007f +#define UCR1_MASK 0x00007f00 +#define UCR0_UDIV_POS 0 +#define UCR1_UDIV_POS 8 +#define UDIV_MAX 127 +#else /* CONFIG_405GP || CONFIG_405CR */ +#define UART0_BASE 0xef600300 +#define UART1_BASE 0xef600400 +#define CR0_MASK 0x00001fff +#define CR0_EXTCLK_ENA 0x000000c0 +#define CR0_UDIV_POS 1 +#define UDIV_MAX 32 +#endif #define UART_RBR 0x00 #define UART_THR 0x00 @@ -71,8 +124,8 @@ #define UART_DLM 0x01 /* - Line Status Register. -*/ + * Line Status Register. + */ #define asyncLSRDataReady1 0x01 #define asyncLSROverrunError1 0x02 #define asyncLSRParityError1 0x04 @@ -84,6 +137,7 @@ DECLARE_GLOBAL_DATA_PTR; +<<<<<<< master #if !defined(CFG_EXT_SERIAL_CLOCK) static void serial_divs (int baudrate, unsigned long *pudiv, unsigned short *pbdiv) @@ -127,6 +181,9 @@ static void serial_divs (int baudrate, unsigned long *pudiv, } #endif +======= +#if defined(CONFIG_440) +>>>>>>> zeus static int uart_post_init (unsigned long dev_base) { unsigned long reg; @@ -190,6 +247,77 @@ static int uart_post_init (unsigned long dev_base) return 0; } +#else /* CONFIG_440 */ + +static int uart_post_init (unsigned long dev_base) +{ + unsigned long reg; + unsigned long tmp; + unsigned long clk; + unsigned long udiv; + unsigned short bdiv; + volatile char val; + int i; + + for (i = 0; i < 3500; i++) { + if (in8 (dev_base + UART_LSR) & asyncLSRTxHoldEmpty1) + break; + udelay (100); + } + +#if defined(CONFIG_405EZ) + serial_divs(gd->baudrate, &udiv, &bdiv); + clk = tmp = reg = 0; +#else +#ifdef CONFIG_405EP + reg = mfdcr(cpc0_ucr) & ~(UCR0_MASK | UCR1_MASK); + clk = gd->cpu_clk; + tmp = CFG_BASE_BAUD * 16; + udiv = (clk + tmp / 2) / tmp; + if (udiv > UDIV_MAX) /* max. n bits for udiv */ + udiv = UDIV_MAX; + reg |= (udiv) << UCR0_UDIV_POS; /* set the UART divisor */ + reg |= (udiv) << UCR1_UDIV_POS; /* set the UART divisor */ + mtdcr (cpc0_ucr, reg); +#else /* CONFIG_405EP */ + reg = mfdcr(cntrl0) & ~CR0_MASK; +#ifdef CFG_EXT_SERIAL_CLOCK + clk = CFG_EXT_SERIAL_CLOCK; + udiv = 1; + reg |= CR0_EXTCLK_ENA; +#else + clk = gd->cpu_clk; +#ifdef CFG_405_UART_ERRATA_59 + udiv = 31; /* Errata 59: stuck at 31 */ +#else + tmp = CFG_BASE_BAUD * 16; + udiv = (clk + tmp / 2) / tmp; + if (udiv > UDIV_MAX) /* max. n bits for udiv */ + udiv = UDIV_MAX; +#endif +#endif + reg |= (udiv - 1) << CR0_UDIV_POS; /* set the UART divisor */ + mtdcr (cntrl0, reg); +#endif /* CONFIG_405EP */ + tmp = gd->baudrate * udiv * 16; + bdiv = (clk + tmp / 2) / tmp; +#endif /* CONFIG_405EZ */ + + out8(dev_base + UART_LCR, 0x80); /* set DLAB bit */ + out8(dev_base + UART_DLL, bdiv); /* set baudrate divisor */ + out8(dev_base + UART_DLM, bdiv >> 8); /* set baudrate divisor */ + out8(dev_base + UART_LCR, 0x03); /* clear DLAB; set 8 bits, no parity */ + out8(dev_base + UART_FCR, 0x00); /* disable FIFO */ + out8(dev_base + UART_MCR, 0x10); /* enable loopback mode */ + val = in8(dev_base + UART_LSR); /* clear line status */ + val = in8(dev_base + UART_RBR); /* read receive buffer */ + out8(dev_base + UART_SCR, 0x00); /* set scratchpad */ + out8(dev_base + UART_IER, 0x00); /* set interrupt enable reg */ + + return (0); +} +#endif /* CONFIG_440 */ + static void uart_post_putc (unsigned long dev_base, char c) { int i; @@ -241,9 +369,7 @@ done: int uart_post_test (int flags) { int i, res = 0; - static unsigned long base[] = { - UART0_BASE, UART1_BASE, UART2_BASE, UART3_BASE - }; + static unsigned long base[] = CFG_POST_UART_TABLE; for (i = 0; i < sizeof (base) / sizeof (base[0]); i++) { if (test_ctlr (base[i], i)) |