diff options
| -rw-r--r-- | CHANGELOG | 6 | ||||
| -rw-r--r-- | board/tqm5200/Makefile | 5 | ||||
| -rw-r--r-- | board/tqm5200/cam5200_flash.c | 786 | ||||
| -rw-r--r-- | include/configs/TQM5200.h | 101 | ||||
| -rw-r--r-- | include/flash.h | 4 |
5 files changed, 868 insertions, 34 deletions
@@ -2,6 +2,12 @@ Changes since U-Boot 1.1.4: ====================================================================== +* Update for CAM5200 board: + - Map in a additional chip selects CS4 and CS5. + - Modify the port configration, configure six UARTs and no PCI, + ATA and USB. + - Add custom flash driver to handle specific byte swapping + * Fix TLB setup for Ocotea board Patch by Stefan Roese, 30 Sep 2006 diff --git a/board/tqm5200/Makefile b/board/tqm5200/Makefile index d0dde26..383b038 100644 --- a/board/tqm5200/Makefile +++ b/board/tqm5200/Makefile @@ -25,7 +25,7 @@ include $(TOPDIR)/config.mk LIB = $(obj)lib$(BOARD).a -COBJS := $(BOARD).o cmd_stk52xx.o cmd_tb5200.o +COBJS := $(BOARD).o cmd_stk52xx.o cmd_tb5200.o cam5200_flash.o SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(COBJS)) @@ -40,6 +40,9 @@ clean: distclean: clean rm -f $(LIB) core *.bak .depend +cam5200_flash.o: cam5200_flash.c + $(CC) $(CFLAGS) -fno-strict-aliasing -c -o $@ $< + ######################################################################### # defines $(obj).depend target diff --git a/board/tqm5200/cam5200_flash.c b/board/tqm5200/cam5200_flash.c new file mode 100644 index 0000000..85d310b --- /dev/null +++ b/board/tqm5200/cam5200_flash.c @@ -0,0 +1,786 @@ +/* + * (C) Copyright 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 <common.h> +#include <mpc5xxx.h> +#include <asm/processor.h> + +#ifdef CONFIG_CAM5200 + +#if 0 +#define DEBUGF(x...) printf(x) +#else +#define DEBUGF(x...) +#endif + +#define swap16(x) __swab16(x) + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ + +/* + * CAM5200 is a TQM5200B based board. Additionally it also features + * a NIOS cpu. The NIOS CPU peripherals are accessible through MPC5xxx + * Local Bus on CS5. This includes 32 bit wide RAM and SRAM as well as + * 16 bit wide flash device. Big Endian order on a 32 bit CS5 makes + * access to flash chip slightly more complicated as additional byte + * swapping is necessary within each 16 bit wide flash 'word'. + * + * This driver's task is to handle both flash devices: 32 bit TQM5200B + * flash chip and 16 bit NIOS cpu flash chip. In the below + * flash_addr_table table we use least significant address bit to mark + * 16 bit flash bank and two sets of routines *_32 and *_16 to handle + * specifics of both flashes. + */ +static unsigned long flash_addr_table[][CFG_MAX_FLASH_BANKS] = { + {CFG_BOOTCS_START, CFG_CS5_START | 1} +}; + +/*----------------------------------------------------------------------- + * Functions + */ +static int write_word(flash_info_t * info, ulong dest, ulong data); +#ifdef CFG_FLASH_2ND_16BIT_DEV +static int write_word_32(flash_info_t * info, ulong dest, ulong data); +static int write_word_16(flash_info_t * info, ulong dest, ulong data); +static int flash_erase_32(flash_info_t * info, int s_first, int s_last); +static int flash_erase_16(flash_info_t * info, int s_first, int s_last); +static ulong flash_get_size_32(vu_long * addr, flash_info_t * info); +static ulong flash_get_size_16(vu_long * addr, flash_info_t * info); +#endif + +void flash_print_info(flash_info_t * info) +{ + int i, k; + int size, 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_FUJ: + printf("FUJITSU "); + break; + default: + printf("Unknown Vendor "); + break; + } + + switch (info->flash_id & FLASH_TYPEMASK) { + case FLASH_S29GL128N: + printf ("S29GL128N (256 Mbit, uniform sector size)\n"); + break; + case FLASH_AM320B: + printf ("29LV320B (32 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM320T: + printf ("29LV320T (32 Mbit, top boot sect)\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 CFG_FLASH_2ND_16BIT_DEV +static ulong flash_get_size(vu_long * addr, flash_info_t * info) +{ + + DEBUGF("get_size: FLASH ADDR %08lx\n", addr); + + /* bit 0 used for big flash marking */ + if ((ulong)addr & 0x1) + return flash_get_size_16((vu_long *)((ulong)addr & 0xfffffffe), info); + else + return flash_get_size_32(addr, info); +} + +static ulong flash_get_size_32(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("get_size32: 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; + 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 AMD_ID_MIRROR: + DEBUGF("Mirror Bit flash: addr[14] = %08lX addr[15] = %08lX\n", + addr[14], addr[15]); + switch(addr[14]) { + case AMD_ID_GL128N_2: + if (addr[15] != AMD_ID_GL128N_3) { + DEBUGF("Chip: S29GL128N -> unknown\n"); + info->flash_id = FLASH_UNKNOWN; + } else { + DEBUGF("Chip: S29GL128N\n"); + info->flash_id += FLASH_S29GL128N; + info->sector_count = 128; + info->size = 0x02000000; + } + break; + default: + info->flash_id = FLASH_UNKNOWN; + return(0); + } + break; + + default: + info->flash_id = FLASH_UNKNOWN; + return (0); /* => no or unknown flash */ + } + + /* set up sector start address table */ + for (i = 0; i < info->sector_count; i++) + info->start[i] = base + (i * 0x00040000); + + /* 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]); + + 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_32(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 CFG_FLASH_2ND_16BIT_DEV +int flash_erase(flash_info_t * info, int s_first, int s_last) +{ + if ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320B) { + return flash_erase_16(info, s_first, s_last); + } else { + return flash_erase_32(info, s_first, s_last); + } +} + +static int flash_erase_32(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; + + 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!", prot); + + 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]); + + 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_32(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 CFG_FLASH_2ND_16BIT_DEV +static int write_word(flash_info_t * info, ulong dest, ulong data) +{ + if ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320B) { + return write_word_16(info, dest, data); + } else { + return write_word_32(info, dest, data); + } +} + +static int write_word_32(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, flag; + + /* 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++) { + /* 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 CFG_FLASH_2ND_16BIT_DEV + +#undef CFG_FLASH_WORD_SIZE +#define CFG_FLASH_WORD_SIZE unsigned short + +/* + * The following code cannot be run from FLASH! + */ +static ulong flash_get_size_16(vu_long * addr, flash_info_t * info) +{ + short i; + CFG_FLASH_WORD_SIZE value; + ulong base = (ulong) addr; + volatile CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *) addr; + + DEBUGF("get_size16: FLASH ADDR: %08x\n", (unsigned)addr); + + /* issue bank reset to return to read mode */ + addr2[0] = (CFG_FLASH_WORD_SIZE) 0xF000F000; + + /* Write auto select command: read Manufacturer ID */ + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0xAA00AA00; + addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x55005500; + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x90009000; + udelay(1000); + + value = swap16(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; + default: + info->flash_id = FLASH_UNKNOWN; + info->sector_count = 0; + info->size = 0; + return (0); /* no or unknown flash */ + } + + value = swap16(addr2[1]); /* device ID */ + DEBUGF("\nFLASH DEVICEID: %x\n", value); + + switch (value) { + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV320B: + info->flash_id += FLASH_AM320B; + info->sector_count = 71; + info->size = 0x00400000; + break; /* => 4 MB */ + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV320T: + info->flash_id += FLASH_AM320T; + info->sector_count = 71; + info->size = 0x00400000; + break; /* => 4 MB */ + default: + info->flash_id = FLASH_UNKNOWN; + return (0); /* => no or unknown flash */ + } + + if (info->flash_id & FLASH_BTYPE) { + /* set sector offsets for bottom boot block type */ + info->start[0] = base + 0x00000000; + info->start[1] = base + 0x00002000; + info->start[2] = base + 0x00004000; + info->start[3] = base + 0x00006000; + info->start[4] = base + 0x00008000; + info->start[5] = base + 0x0000a000; + info->start[6] = base + 0x0000c000; + info->start[7] = base + 0x0000e000; + + for (i = 8; i < info->sector_count; i++) + info->start[i] = base + (i * 0x00010000) - 0x00070000; + } else { + /* set sector offsets for top boot block type */ + i = info->sector_count - 1; + info->start[i--] = base + info->size - 0x00002000; + info->start[i--] = base + info->size - 0x00004000; + info->start[i--] = base + info->size - 0x00006000; + info->start[i--] = base + info->size - 0x00008000; + info->start[i--] = base + info->size - 0x0000a000; + info->start[i--] = base + info->size - 0x0000c000; + info->start[i--] = base + info->size - 0x0000e000; + + 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]); + + info->protect[i] = addr2[2] & 1; + } + + /* issue bank reset to return to read mode */ + addr2[0] = (CFG_FLASH_WORD_SIZE) 0xF000F000; + + return (info->size); +} + +static int wait_for_DQ7_16(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) 0x80008000) != + (CFG_FLASH_WORD_SIZE) 0x80008000) { + 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_16(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; + + 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!", prot); + + 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]); + + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0xAA00AA00; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x55005500; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x80008000; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0xAA00AA00; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x55005500; + addr2[0] = (CFG_FLASH_WORD_SIZE) 0x30003000; /* 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_16(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) 0xF000F000; /* reset bank */ + + printf(" done\n"); + return 0; +} + +static int write_word_16(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 */ + for (i = 0; i < 4 / sizeof(CFG_FLASH_WORD_SIZE); i++) { + if ((dest2[i] & swap16(data2[i])) != swap16(data2[i])) + 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) 0xAA00AA00; + addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x55005500; + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0xA000A000; + + dest2[i] = swap16(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) 0x80008000) != + (swap16(data2[i]) & (CFG_FLASH_WORD_SIZE) 0x80008000)) { + + if (get_timer(start) > CFG_FLASH_WRITE_TOUT) { + return (1); + } + } + } + + return (0); +} +#endif /* CFG_FLASH_2ND_16BIT_DEV */ + +/*----------------------------------------------------------------------- + * Functions + */ +static ulong flash_get_size(vu_long * addr, flash_info_t * info); +static int write_word(flash_info_t * info, ulong dest, ulong data); + +/*----------------------------------------------------------------------- + */ + +unsigned long flash_init(void) +{ + unsigned long total_b = 0; + unsigned long size_b[CFG_MAX_FLASH_BANKS]; + unsigned short index = 0; + int i; + + DEBUGF("\n"); + DEBUGF("FLASH: Index: %d\n", index); + + /* Init: no FLASHes known */ + for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) { + flash_info[i].flash_id = FLASH_UNKNOWN; + flash_info[i].sector_count = -1; + flash_info[i].size = 0; + + /* check whether the address is 0 */ + if (flash_addr_table[index][i] == 0) + continue; + + /* call flash_get_size() to initialize sector address */ + size_b[i] = flash_get_size((vu_long *) flash_addr_table[index][i], + &flash_info[i]); + + flash_info[i].size = size_b[i]; + + if (flash_info[i].flash_id == FLASH_UNKNOWN) { + printf("## Unknown FLASH on Bank %d - Size = 0x%08lx = %ld MB\n", + i, size_b[i], size_b[i] << 20); + flash_info[i].sector_count = -1; + flash_info[i].size = 0; + } + + /* Monitor protection ON by default */ + (void)flash_protect(FLAG_PROTECT_SET, CFG_MONITOR_BASE, + CFG_MONITOR_BASE + CFG_MONITOR_LEN - 1, + &flash_info[i]); +#if defined(CFG_ENV_IS_IN_FLASH) + (void)flash_protect(FLAG_PROTECT_SET, CFG_ENV_ADDR, + CFG_ENV_ADDR + CFG_ENV_SECT_SIZE - 1, + &flash_info[i]); +#if defined(CFG_ENV_ADDR_REDUND) + (void)flash_protect(FLAG_PROTECT_SET, CFG_ENV_ADDR_REDUND, + CFG_ENV_ADDR_REDUND + CFG_ENV_SECT_SIZE - 1, + &flash_info[i]); +#endif +#endif + total_b += flash_info[i].size; + } + + return total_b; +} +#endif /* ifdef CONFIG_CAM5200 */ diff --git a/include/configs/TQM5200.h b/include/configs/TQM5200.h index e0de5c1..897d1b2 100644 --- a/include/configs/TQM5200.h +++ b/include/configs/TQM5200.h @@ -285,7 +285,7 @@ */ #define CFG_IPBSPEED_133 /* define for 133MHz speed */ -#if defined(CFG_IPBSPEED_133) +#if defined(CFG_IPBSPEED_133) && !defined(CONFIG_CAM5200) /* * PCI Bus clocking configuration * @@ -349,13 +349,29 @@ */ #define CFG_FLASH_BASE 0xFC000000 +#ifndef CONFIG_CAM5200 /* use CFI flash driver */ #define CFG_FLASH_CFI 1 /* Flash is CFI conformant */ #define CFG_FLASH_CFI_DRIVER 1 /* Use the common driver */ #define CFG_FLASH_BANKS_LIST { CFG_BOOTCS_START } +#define CFG_MAX_FLASH_BANKS 1 /* max num of flash banks + (= chip selects) */ +#define CFG_MAX_FLASH_SECT 512 /* max num of sects on one chip */ +#else /* CONFIG_CAM5200 */ +#define CFG_MAX_FLASH_BANKS 2 /* max num of flash banks + (= chip selects) */ +#define CFG_FLASH_WORD_SIZE unsigned int /* main flash device with */ +#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_2ND_16BIT_DEV 1 /* NIOS flash is a 16bit device */ +#define CFG_MAX_FLASH_SECT 128 +#endif /* ifndef CONFIG_CAM5200 */ + #define CFG_FLASH_EMPTY_INFO #define CFG_FLASH_SIZE 0x04000000 /* 64 MByte */ -#define CFG_MAX_FLASH_SECT 512 /* max num of sects on one chip */ #define CFG_FLASH_USE_BUFFER_WRITE 1 #if defined (CONFIG_CAM5200) @@ -366,9 +382,6 @@ # define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x00060000) #endif -#define CFG_MAX_FLASH_BANKS 1 /* max num of flash banks - (= chip selects) */ - /* Dynamic MTD partition support */ #define CONFIG_JFFS2_CMDLINE #define MTDIDS_DEFAULT "nor0=TQM5200-0" @@ -401,10 +414,8 @@ #elif defined (CONFIG_CAM5200) # define MTDPARTS_DEFAULT "mtdparts=TQM5200-0:768k(firmware)," \ "1792k(kernel)," \ - "3584k(small-fs)," \ - "2m(initrd)," \ - "8m(misc)," \ - "16m(big-fs)" + "5632k(rootfs)," \ + "24m(home)" #elif defined (CONFIG_FO300) # define MTDPARTS_DEFAULT "mtdparts=TQM5200-0:640k(firmware)," \ "1408k(kernel)," \ @@ -479,31 +490,43 @@ /* * GPIO configuration * - * use pin gpio_wkup_6 as second SDRAM chip select (mem_cs1): - * Bit 0 (mask: 0x80000000): 1 + * use CS1: Bit 0 (mask: 0x80000000): + * 1 -> Pin gpio_wkup_6 as second SDRAM chip select (mem_cs1). * use ALT CAN position: Bits 2-3 (mask: 0x30000000): - * 00 -> No Alternatives, CAN1/2 on PSC2 according to PSC2 setting. - * 01 -> CAN1 on I2C1, CAN2 on Tmr0/1. - * Use for REV200 STK52XX boards and FO300 boards. Do not use - * with REV100 modules (because, there I2C1 is used as I2C bus) - * use PSC1 as UART: Bits 28-31 (mask: 0x00000007): 0100 - * use PSC2 as CAN: Bits 25:27 (mask: 0x00000030) - * 000 -> All PSC2 pins are GIOPs - * 001 -> CAN1/2 on PSC2 pins - * Use for REV100 STK52xx boards - * 01x -> Use AC97 - * use PSC3: Bits 20-23 (mask: 0x00000f00) - * 1100 -> UART/SPI (on FO300 board) - * use PSC6: - * on STK52xx and FO300: - * use as UART. Pins PSC6_0 to PSC6_3 are used. - * Bits 9:11 (mask: 0x00700000): - * 101 -> PSC6 : Extended POST test is not available - * on MINI-FAP and TQM5200_IB: - * use PSC6_0 to PSC6_3 as GPIO: Bits 9:11 (mask: 0x00700000): - * 000 -> PSC6 could not be used as UART, CODEC or IrDA - * GPIO on PSC6_3 is used in post_hotkeys_pressed() to enable extended POST - * tests. + * 00 -> No Alternatives, CAN1/2 on PSC2 according to PSC2 setting. + * SPI on PSC3 according to PSC3 setting. Use for CAM5200. + * 01 -> CAN1 on I2C1, CAN2 on Tmr0/1. + * Use for REV200 STK52XX boards and FO300 boards. Do not use + * with REV100 modules (because, there I2C1 is used as I2C bus). + * use ATA: Bits 6-7 (mask 0x03000000): + * 00 -> No ATA chip selects, csb_4/5 used as normal chip selects. + * Use for CAM5200 board. + * 01 -> ATA cs0/1 on csb_4/5. Use for the remaining boards. + * use PSC6: Bits 9-11 (mask 0x00700000): + * 000 -> use PSC6_0 to PSC6_3 as GPIO, PSC6 could not be used as + * UART, CODEC or IrDA. + * GPIO on PSC6_3 is used in post_hotkeys_pressed() to + * enable extended POST tests. + * Use for MINI-FAP and TQM5200_IB boards. + * 101 -> use PSC6 as UART. Pins PSC6_0 to PSC6_3 are used. + * Extended POST test is not available. + * Use for STK52xx, FO300 and CAM5200 boards. + * use PCI_DIS: Bit 16 (mask 0x00008000): + * 1 -> disable PCI controller (on CAM5200 board). + * use USB: Bits 18-19 (mask 0x00003000): + * 10 -> two UARTs (on FO300 and CAM5200). + * use PSC3: Bits 20-23 (mask: 0x00000f00): + * 0000 -> All PSC3 pins are GPIOs. + * 1100 -> UART/SPI (on FO300 board). + * 0100 -> UART (on CAM5200 board). + * use PSC2: Bits 25:27 (mask: 0x00000030): + * 000 -> All PSC2 pins are GPIOs. + * 100 -> UART (on CAM5200 board). + * 001 -> CAN1/2 on PSC2 pins. + * Use for REV100 STK52xx boards + * 01x -> Use AC97 (on FO300 board). + * use PSC1: Bits 29-31 (mask: 0x00000007): + * 100 -> UART (on all boards). */ #if defined (CONFIG_MINIFAP) # define CFG_GPS_PORT_CONFIG 0x91000004 @@ -519,6 +542,8 @@ # endif #elif defined (CONFIG_FO300) # define CFG_GPS_PORT_CONFIG 0x91502c24 +#elif defined (CONFIG_CAM5200) +# define CFG_GPS_PORT_CONFIG 0x8050A444 #else /* TMQ5200 Inbetriebnahme-Board */ # define CFG_GPS_PORT_CONFIG 0x81000004 #endif @@ -613,6 +638,16 @@ #define CFG_CS_BURST 0x00000000 #define CFG_CS_DEADCYCLE 0x33333311 /* 1 dead cycle for flash and SM501 */ +#if defined(CONFIG_CAM5200) +#define CFG_CS4_START 0xB0000000 +#define CFG_CS4_SIZE 0x00010000 +#define CFG_CS4_CFG 0x01019C10 + +#define CFG_CS5_START 0xD0000000 +#define CFG_CS5_SIZE 0x01208000 +#define CFG_CS5_CFG 0x1414BF10 +#endif + #define CFG_RESET_ADDRESS 0xff000000 /*----------------------------------------------------------------------- diff --git a/include/flash.h b/include/flash.h index 84b48a9..d91589a 100644 --- a/include/flash.h +++ b/include/flash.h @@ -209,6 +209,9 @@ extern void flash_read_factory_serial(flash_info_t * info, void * buffer, int of #define AMD_ID_GL064M_3 0x22012201 /* 3rd ID word for S29GL064M-R6 */ #define AMD_ID_GL064MT_2 0x22102210 /* 2nd ID word for S29GL064M-R3 (top boot sector) */ #define AMD_ID_GL064MT_3 0x22012201 /* 3rd ID word for S29GL064M-R3 (top boot sector) */ +#define AMD_ID_GL128N_2 0x22212221 /* 2nd ID word for S29GL128N */ +#define AMD_ID_GL128N_3 0x22012201 /* 3rd ID word for S29GL128N */ + #define AMD_ID_LV320B_2 0x221A221A /* 2d ID word for AM29LV320MB at 0x38 */ #define AMD_ID_LV320B_3 0x22002200 /* 3d ID word for AM29LV320MB at 0x3c */ @@ -417,6 +420,7 @@ extern void flash_read_factory_serial(flash_info_t * info, void * buffer, int of #define FLASH_FUJLV650 0x00D0 /* Fujitsu MBM 29LV650UE/651UE */ #define FLASH_MT28S4M16LC 0x00E1 /* Micron MT28S4M16LC */ #define FLASH_S29GL064M 0x00F0 /* Spansion S29GL064M-R6 */ +#define FLASH_S29GL128N 0x00F1 /* Spansion S29GL128N */ #define FLASH_UNKNOWN 0xFFFF /* unknown flash type */ |