diff options
79 files changed, 1091 insertions, 469 deletions
diff --git a/common/cmd_nand.c b/common/cmd_nand.c index 0a366d32c4..aedf8a624e 100644 --- a/common/cmd_nand.c +++ b/common/cmd_nand.c @@ -160,10 +160,51 @@ out: if (*size == nand->size) puts("whole chip\n"); else - printf("offset 0x%lx, size 0x%x\n", *off, *size); + printf("offset 0x%lx, size 0x%zx\n", *off, *size); return 0; } +#ifdef CONFIG_CMD_NAND_LOCK_UNLOCK +static void print_status(ulong start, ulong end, ulong erasesize, int status) +{ + printf("%08lx - %08lx: %08lx blocks %s%s%s\n", + start, + end - 1, + (end - start) / erasesize, + ((status & NAND_LOCK_STATUS_TIGHT) ? "TIGHT " : ""), + ((status & NAND_LOCK_STATUS_LOCK) ? "LOCK " : ""), + ((status & NAND_LOCK_STATUS_UNLOCK) ? "UNLOCK " : "")); +} + +static void do_nand_status(nand_info_t *nand) +{ + ulong block_start = 0; + ulong off; + int last_status = -1; + + struct nand_chip *nand_chip = nand->priv; + /* check the WP bit */ + nand_chip->cmdfunc(nand, NAND_CMD_STATUS, -1, -1); + printf("device is %swrite protected\n", + (nand_chip->read_byte(nand) & 0x80 ? + "NOT " : "")); + + for (off = 0; off < nand->size; off += nand->erasesize) { + int s = nand_get_lock_status(nand, off); + + /* print message only if status has changed */ + if (s != last_status && off != 0) { + print_status(block_start, off, nand->erasesize, + last_status); + block_start = off; + } + last_status = s; + } + /* Print the last block info */ + print_status(block_start, off, nand->erasesize, last_status); +} +#endif + int do_nand(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) { int i, dev, ret = 0; @@ -357,7 +398,7 @@ int do_nand(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) return 1; } - printf(" %d bytes %s: %s\n", size, + printf(" %zu bytes %s: %s\n", size, read ? "read" : "written", ret ? "ERROR" : "OK"); return ret == 0 ? 0 : 1; @@ -383,8 +424,9 @@ int do_nand(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) return 1; } +#ifdef CONFIG_CMD_NAND_LOCK_UNLOCK if (strcmp(cmd, "lock") == 0) { - int tight = 0; + int tight = 0; int status = 0; if (argc == 3) { if (!strcmp("tight", argv[2])) @@ -392,44 +434,8 @@ int do_nand(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) if (!strcmp("status", argv[2])) status = 1; } -/* - * ! BROKEN ! - * - * TODO: must be implemented and tested by someone with HW - */ -#if 0 if (status) { - ulong block_start = 0; - ulong off; - int last_status = -1; - - struct nand_chip *nand_chip = nand->priv; - /* check the WP bit */ - nand_chip->cmdfunc (nand, NAND_CMD_STATUS, -1, -1); - printf("device is %swrite protected\n", - (nand_chip->read_byte(nand) & 0x80 ? - "NOT " : "")); - - for (off = 0; off < nand->size; off += nand->writesize) { - int s = nand_get_lock_status(nand, off); - - /* print message only if status has changed - * or at end of chip - */ - if (off == nand->size - nand->writesize - || (s != last_status && off != 0)) { - - printf("%08lx - %08lx: %8d pages %s%s%s\n", - block_start, - off-1, - (off-block_start)/nand->writesize, - ((last_status & NAND_LOCK_STATUS_TIGHT) ? "TIGHT " : ""), - ((last_status & NAND_LOCK_STATUS_LOCK) ? "LOCK " : ""), - ((last_status & NAND_LOCK_STATUS_UNLOCK) ? "UNLOCK " : "")); - } - - last_status = s; - } + do_nand_status(nand); } else { if (!nand_lock(nand, tight)) { puts("NAND flash successfully locked\n"); @@ -438,7 +444,6 @@ int do_nand(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) return 1; } } -#endif return 0; } @@ -446,12 +451,6 @@ int do_nand(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) if (arg_off_size(argc - 2, argv + 2, nand, &off, &size) < 0) return 1; -/* - * ! BROKEN ! - * - * TODO: must be implemented and tested by someone with HW - */ -#if 0 if (!nand_unlock(nand, off, size)) { puts("NAND flash successfully unlocked\n"); } else { @@ -459,9 +458,9 @@ int do_nand(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) "write and erase will probably fail\n"); return 1; } -#endif return 0; } +#endif usage: printf("Usage:\n%s\n", cmdtp->usage); @@ -483,9 +482,12 @@ U_BOOT_CMD(nand, 5, 1, do_nand, "nand scrub - really clean NAND erasing bad blocks (UNSAFE)\n" "nand markbad off - mark bad block at offset (UNSAFE)\n" "nand biterr off - make a bit error at offset (UNSAFE)\n" +#ifdef CONFIG_CMD_NAND_LOCK_UNLOCK "nand lock [tight] [status]\n" " bring nand to lock state or display locked pages\n" - "nand unlock [offset] [size] - unlock section\n"); + "nand unlock [offset] [size] - unlock section\n" +#endif +); static int nand_load_image(cmd_tbl_t *cmdtp, nand_info_t *nand, ulong offset, ulong addr, char *cmd) @@ -854,13 +856,12 @@ int do_nand (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) (u_char *) addr); } return ret; - } else if (cmdtail && !strncmp (cmdtail, ".jffs2", 2)) - cmd |= NANDRW_JFFS2; /* skip bad blocks */ - else if (cmdtail && !strncmp (cmdtail, ".jffs2s", 2)) { + } else if (cmdtail && !strncmp (cmdtail, ".jffs2s", 7)) { cmd |= NANDRW_JFFS2; /* skip bad blocks (on read too) */ if (cmd & NANDRW_READ) cmd |= NANDRW_JFFS2_SKIP; /* skip bad blocks (on read too) */ - } + } else if (cmdtail && !strncmp (cmdtail, ".jffs2", 2)) + cmd |= NANDRW_JFFS2; /* skip bad blocks */ #ifdef SXNI855T /* need ".e" same as ".j" for compatibility with older units */ else if (cmdtail && !strcmp (cmdtail, ".e")) diff --git a/common/cmd_onenand.c b/common/cmd_onenand.c index 8d87b787f0..6a2c924929 100644 --- a/common/cmd_onenand.c +++ b/common/cmd_onenand.c @@ -1,7 +1,7 @@ /* * U-Boot command for OneNAND support * - * Copyright (C) 2005-2007 Samsung Electronics + * Copyright (C) 2005-2008 Samsung Electronics * Kyungmin Park <kyungmin.park@samsung.com> * * This program is free software; you can redistribute it and/or modify @@ -11,6 +11,7 @@ #include <common.h> #include <command.h> +#include <malloc.h> #include <linux/mtd/compat.h> #include <linux/mtd/mtd.h> @@ -18,159 +19,468 @@ #include <asm/io.h> -extern struct mtd_info onenand_mtd; -extern struct onenand_chip onenand_chip; +static struct mtd_info *mtd; + +static loff_t next_ofs; +static loff_t skip_ofs; + +static inline int str2long(char *p, ulong *num) +{ + char *endptr; + + *num = simple_strtoul(p, &endptr, 16); + return (*p != '\0' && *endptr == '\0') ? 1 : 0; +} + +static int arg_off_size(int argc, char *argv[], ulong *off, size_t *size) +{ + if (argc >= 1) { + if (!(str2long(argv[0], off))) { + printf("'%s' is not a number\n", argv[0]); + return -1; + } + } else { + *off = 0; + } + + if (argc >= 2) { + if (!(str2long(argv[1], (ulong *)size))) { + printf("'%s' is not a number\n", argv[1]); + return -1; + } + } else { + *size = mtd->size - *off; + } + + if ((*off + *size) > mtd->size) { + printf("total chip size (0x%x) exceeded!\n", mtd->size); + return -1; + } + + if (*size == mtd->size) + puts("whole chip\n"); + else + printf("offset 0x%lx, size 0x%x\n", *off, *size); + + return 0; +} + +static int onenand_block_read(loff_t from, size_t len, + size_t *retlen, u_char *buf, int oob) +{ + struct onenand_chip *this = mtd->priv; + int blocks = (int) len >> this->erase_shift; + int blocksize = (1 << this->erase_shift); + loff_t ofs = from; + struct mtd_oob_ops ops = { + .retlen = 0, + }; + int ret; + + if (oob) + ops.ooblen = blocksize; + else + ops.len = blocksize; + + while (blocks) { + ret = mtd->block_isbad(mtd, ofs); + if (ret) { + printk("Bad blocks %d at 0x%x\n", + (u32)(ofs >> this->erase_shift), (u32)ofs); + ofs += blocksize; + continue; + } + + if (oob) + ops.oobbuf = buf; + else + ops.datbuf = buf; + + ops.retlen = 0; + ret = mtd->read_oob(mtd, ofs, &ops); + if (ret) { + printk("Read failed 0x%x, %d\n", (u32)ofs, ret); + ofs += blocksize; + continue; + } + ofs += blocksize; + buf += blocksize; + blocks--; + *retlen += ops.retlen; + } + + return 0; +} + +static int onenand_block_write(loff_t to, size_t len, + size_t *retlen, const u_char * buf) +{ + struct onenand_chip *this = mtd->priv; + int blocks = len >> this->erase_shift; + int blocksize = (1 << this->erase_shift); + loff_t ofs; + size_t _retlen = 0; + int ret; + + if (to == next_ofs) { + next_ofs = to + len; + to += skip_ofs; + } else { + next_ofs = to + len; + skip_ofs = 0; + } + ofs = to; + + while (blocks) { + ret = mtd->block_isbad(mtd, ofs); + if (ret) { + printk("Bad blocks %d at 0x%x\n", + (u32)(ofs >> this->erase_shift), (u32)ofs); + skip_ofs += blocksize; + goto next; + } + + ret = mtd->write(mtd, ofs, blocksize, &_retlen, buf); + if (ret) { + printk("Write failed 0x%x, %d", (u32)ofs, ret); + skip_ofs += blocksize; + goto next; + } + + buf += blocksize; + blocks--; + *retlen += _retlen; +next: + ofs += blocksize; + } + + return 0; +} + +static int onenand_block_erase(u32 start, u32 size, int force) +{ + struct onenand_chip *this = mtd->priv; + struct erase_info instr = { + .callback = NULL, + }; + loff_t ofs; + int ret; + int blocksize = 1 << this->erase_shift; + + for (ofs = start; ofs < (start + size); ofs += blocksize) { + ret = mtd->block_isbad(mtd, ofs); + if (ret && !force) { + printf("Skip erase bad block %d at 0x%x\n", + (u32)(ofs >> this->erase_shift), (u32)ofs); + continue; + } + + instr.addr = ofs; + instr.len = blocksize; + instr.priv = force; + instr.mtd = mtd; + ret = mtd->erase(mtd, &instr); + if (ret) { + printf("erase failed block %d at 0x%x\n", + (u32)(ofs >> this->erase_shift), (u32)ofs); + continue; + } + } + + return 0; +} + +static int onenand_block_test(u32 start, u32 size) +{ + struct onenand_chip *this = mtd->priv; + struct erase_info instr = { + .callback = NULL, + .priv = 0, + }; + + int blocks; + loff_t ofs; + int blocksize = 1 << this->erase_shift; + int start_block, end_block; + size_t retlen; + u_char *buf; + u_char *verify_buf; + int ret; + + buf = malloc(blocksize); + if (!buf) { + printf("Not enough malloc space available!\n"); + return -1; + } + + verify_buf = malloc(blocksize); + if (!verify_buf) { + printf("Not enough malloc space available!\n"); + return -1; + } + + start_block = start >> this->erase_shift; + end_block = (start + size) >> this->erase_shift; + + /* Protect boot-loader from badblock testing */ + if (start_block < 2) + start_block = 2; + + if (end_block > (mtd->size >> this->erase_shift)) + end_block = mtd->size >> this->erase_shift; + + blocks = start_block; + ofs = start; + while (blocks < end_block) { + printf("\rTesting block %d at 0x%x", (u32)(ofs >> this->erase_shift), (u32)ofs); + + ret = mtd->block_isbad(mtd, ofs); + if (ret) { + printf("Skip erase bad block %d at 0x%x\n", + (u32)(ofs >> this->erase_shift), (u32)ofs); + goto next; + } + + instr.addr = ofs; + instr.len = blocksize; + ret = mtd->erase(mtd, &instr); + if (ret) { + printk("Erase failed 0x%x, %d\n", (u32)ofs, ret); + goto next; + } + + ret = mtd->write(mtd, ofs, blocksize, &retlen, buf); + if (ret) { + printk("Write failed 0x%x, %d\n", (u32)ofs, ret); + goto next; + } + + ret = mtd->read(mtd, ofs, blocksize, &retlen, verify_buf); + if (ret) { + printk("Read failed 0x%x, %d\n", (u32)ofs, ret); + goto next; + } + + if (memcmp(buf, verify_buf, blocksize)) + printk("\nRead/Write test failed at 0x%x\n", (u32)ofs); + +next: + ofs += blocksize; + blocks++; + } + printf("...Done\n"); + + free(buf); + free(verify_buf); + + return 0; +} + +static int onenand_dump(struct mtd_info *mtd, ulong off, int only_oob) +{ + int i; + u_char *datbuf, *oobbuf, *p; + struct mtd_oob_ops ops; + loff_t addr; + + datbuf = malloc(mtd->writesize + mtd->oobsize); + oobbuf = malloc(mtd->oobsize); + if (!datbuf || !oobbuf) { + puts("No memory for page buffer\n"); + return 1; + } + off &= ~(mtd->writesize - 1); + addr = (loff_t) off; + memset(&ops, 0, sizeof(ops)); + ops.datbuf = datbuf; + ops.oobbuf = oobbuf; /* must exist, but oob data will be appended to ops.datbuf */ + ops.len = mtd->writesize; + ops.ooblen = mtd->oobsize; + ops.retlen = 0; + i = mtd->read_oob(mtd, addr, &ops); + if (i < 0) { + printf("Error (%d) reading page %08lx\n", i, off); + free(datbuf); + free(oobbuf); + return 1; + } + printf("Page %08lx dump:\n", off); + i = mtd->writesize >> 4; + p = datbuf; + + while (i--) { + if (!only_oob) + printf("\t%02x %02x %02x %02x %02x %02x %02x %02x" + " %02x %02x %02x %02x %02x %02x %02x %02x\n", + p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7], + p[8], p[9], p[10], p[11], p[12], p[13], p[14], + p[15]); + p += 16; + } + puts("OOB:\n"); + i = mtd->oobsize >> 3; + while (i--) { + printf("\t%02x %02x %02x %02x %02x %02x %02x %02x\n", + p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7]); + p += 8; + } + free(datbuf); + free(oobbuf); + + return 0; +} int do_onenand(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) { - int ret = 0; + struct onenand_chip *this; + int blocksize; + ulong addr, ofs; + size_t len, retlen = 0; + int ret; + char *cmd, *s; + + mtd = &onenand_mtd; + this = mtd->priv; + blocksize = (1 << this->erase_shift); + + cmd = argv[1]; switch (argc) { case 0: case 1: - printf("Usage:\n%s\n", cmdtp->usage); - return 1; + goto usage; case 2: - if (strncmp(argv[1], "open", 4) == 0) { - onenand_init(); + if (strcmp(cmd, "info") == 0) { + printf("%s\n", mtd->name); + return 0; + } + + if (strcmp(cmd, "bad") == 0) { + /* Currently only one OneNAND device is supported */ + printf("\nDevice %d bad blocks:\n", 0); + for (ofs = 0; ofs < mtd->size; ofs += mtd->erasesize) { + if (mtd->block_isbad(mtd, ofs)) + printf(" %08x\n", (u32)ofs); + } + return 0; } - printf("%s\n", onenand_mtd.name); - return 0; default: /* At least 4 args */ - if (strncmp(argv[1], "erase", 5) == 0) { - struct erase_info instr = { - .callback = NULL, - }; - ulong start, end; - ulong block; - char *endtail; - - if (strncmp(argv[2], "block", 5) == 0) { - start = simple_strtoul(argv[3], NULL, 10); - endtail = strchr(argv[3], '-'); - end = simple_strtoul(endtail + 1, NULL, 10); - } else { - start = simple_strtoul(argv[2], NULL, 10); - end = simple_strtoul(argv[3], NULL, 10); - start >>= onenand_chip.erase_shift; - end >>= onenand_chip.erase_shift; - /* Don't include the end block */ - end--; - } + /* + * Syntax is: + * 0 1 2 3 4 + * onenand erase [force] [off size] + */ + if ((strcmp(cmd, "erase") == 0) || (strcmp(cmd, "test") == 0)) { + int force = argc > 2 && !strcmp("force", argv[2]); + int o = force ? 3 : 2; + int erase; - if (!end || end < 0) - end = start; + erase = strcmp(cmd, "erase") == 0; /* 1 = erase, 0 = test */ + printf("\nOneNAND %s: ", erase ? "erase" : "test"); - printf("Erase block from %lu to %lu\n", start, end); + /* skip first two or three arguments, look for offset and size */ + if (arg_off_size(argc - o, argv + o, &ofs, &len) != 0) + return 1; - for (block = start; block <= end; block++) { - instr.addr = block << onenand_chip.erase_shift; - instr.len = 1 << onenand_chip.erase_shift; - ret = onenand_erase(&onenand_mtd, &instr); - if (ret) { - printf("erase failed %lu\n", block); - break; - } - } + if (erase) + ret = onenand_block_erase(ofs, len, force); + else + ret = onenand_block_test(ofs, len); - return 0; + printf("%s\n", ret ? "ERROR" : "OK"); + + return ret == 0 ? 0 : 1; } - if (strncmp(argv[1], "read", 4) == 0) { - ulong addr = simple_strtoul(argv[2], NULL, 16); - ulong ofs = simple_strtoul(argv[3], NULL, 16); - size_t len = simple_strtoul(argv[4], NULL, 16); - int oob = strncmp(argv[1], "read.oob", 8) ? 0 : 1; - struct mtd_oob_ops ops; + if (strncmp(cmd, "read", 4) == 0 || strncmp(cmd, "write", 5) == 0) { + int read; + int oob = 0; - ops.mode = MTD_OOB_PLACE; + if (argc < 4) + goto usage; - if (oob) { - ops.len = 0; - ops.datbuf = NULL; - ops.ooblen = len; - ops.oobbuf = (u_char *) addr; - } else { - ops.len = len; - ops.datbuf = (u_char *) addr; - ops.ooblen = 0; - ops.oobbuf = NULL; - } - ops.retlen = ops.oobretlen = 0; + addr = (ulong)simple_strtoul(argv[2], NULL, 16); - onenand_mtd.read_oob(&onenand_mtd, ofs, &ops); - printf("Done\n"); + read = strncmp(cmd, "read", 4) == 0; /* 1 = read, 0 = write */ + printf("\nOneNAND %s: ", read ? "read" : "write"); + if (arg_off_size(argc - 3, argv + 3, &ofs, &len) != 0) + return 1; - return 0; - } + s = strchr(cmd, '.'); + if ((s != NULL) && (!strcmp(s, ".oob"))) + oob = 1; - if (strncmp(argv[1], "write", 5) == 0) { - ulong addr = simple_strtoul(argv[2], NULL, 16); - ulong ofs = simple_strtoul(argv[3], NULL, 16); - size_t len = simple_strtoul(argv[4], NULL, 16); - size_t retlen = 0; + if (read) { + ret = onenand_block_read(ofs, len, &retlen, + (u8 *)addr, oob); + } else { + ret = onenand_block_write(ofs, len, &retlen, + (u8 *)addr); + } - onenand_write(&onenand_mtd, ofs, len, &retlen, - (u_char *) addr); - printf("Done\n"); + printf(" %d bytes %s: %s\n", retlen, + read ? "read" : "written", ret ? "ERROR" : "OK"); - return 0; + return ret == 0 ? 0 : 1; } - if (strncmp(argv[1], "block", 5) == 0) { - ulong addr = simple_strtoul(argv[2], NULL, 16); - ulong block = simple_strtoul(argv[3], NULL, 10); - ulong page = simple_strtoul(argv[4], NULL, 10); - size_t len = simple_strtol(argv[5], NULL, 10); - ulong ofs; - int oob = strncmp(argv[1], "block.oob", 9) ? 0 : 1; - struct mtd_oob_ops ops; - - ops.mode = MTD_OOB_PLACE; + if (strcmp(cmd, "markbad") == 0) { + addr = (ulong)simple_strtoul(argv[2], NULL, 16); + int ret = mtd->block_markbad(mtd, addr); + if (ret == 0) { + printf("block 0x%08lx successfully marked as bad\n", + (ulong) addr); + return 0; + } else { + printf("block 0x%08lx NOT marked as bad! ERROR %d\n", + (ulong) addr, ret); + } + return 1; + } - ofs = block << onenand_chip.erase_shift; - if (page) - ofs += page << onenand_chip.page_shift; + if (strncmp(cmd, "dump", 4) == 0) { + if (argc < 3) + goto usage; - if (!len) { - if (oob) - ops.ooblen = 64; - else - ops.len = 512; - } + s = strchr(cmd, '.'); + ofs = (int)simple_strtoul(argv[2], NULL, 16); - if (oob) { - ops.datbuf = NULL; - ops.oobbuf = (u_char *) addr; - } else { - ops.datbuf = (u_char *) addr; - ops.oobbuf = NULL; - } - ops.retlen = ops.oobretlen = 0; + if (s != NULL && strcmp(s, ".oob") == 0) + ret = onenand_dump(mtd, ofs, 1); + else + ret = onenand_dump(mtd, ofs, 0); - onenand_read_oob(&onenand_mtd, ofs, &ops); - return 0; + return ret == 0 ? 1 : 0; } break; } return 0; + +usage: + printf("Usage:\n%s\n", cmdtp->usage); + return 1; } U_BOOT_CMD( onenand, 6, 1, do_onenand, "onenand - OneNAND sub-system\n", - "info - show available OneNAND devices\n" - "onenand read[.oob] addr ofs len - read data at ofs with len to addr\n" - "onenand write addr ofs len - write data at ofs with len from addr\n" - "onenand erase saddr eaddr - erase block start addr to end addr\n" - "onenand block[.oob] addr block [page] [len] - " - "read data with (block [, page]) to addr" + "info - show available OneNAND devices\n" + "onenand bad - show bad blocks\n" + "onenand read[.oob] addr off size\n" + "onenand write[.oob] addr off size\n" + " read/write 'size' bytes starting at offset 'off'\n" + " to/from memory address 'addr', skipping bad blocks.\n" + "onenand erase [force] [off size] - erase 'size' bytes from\n" + "onenand test [off size] - test 'size' bytes from\n" + " offset 'off' (entire device if not specified)\n" + "onenand dump[.oob] off - dump page\n" + "onenand markbad off - mark bad block at offset (UNSAFE)\n" ); diff --git a/doc/README.nand b/doc/README.nand index bf80bc0a58..fc62f92e08 100644 --- a/doc/README.nand +++ b/doc/README.nand @@ -172,7 +172,7 @@ More Definitions: #define ADDR_COLUMN_PAGE 3 #define NAND_ChipID_UNKNOWN 0x00 #define NAND_MAX_FLOORS 1 - #define NAND_MAX_CHIPS 1 + #define CONFIG_SYS_NAND_MAX_CHIPS 1 #define CONFIG_SYS_DAVINCI_BROKEN_ECC Versions of U-Boot <= 1.3.3 and Montavista Linux kernels diff --git a/drivers/mtd/nand/nand.c b/drivers/mtd/nand/nand.c index eeb19ff1b9..cf9261786d 100644 --- a/drivers/mtd/nand/nand.c +++ b/drivers/mtd/nand/nand.c @@ -36,8 +36,6 @@ static ulong base_address[CONFIG_SYS_MAX_NAND_DEVICE] = CONFIG_SYS_NAND_BASE_LIS static const char default_nand_name[] = "nand"; -extern int board_nand_init(struct nand_chip *nand); - static void nand_init_chip(struct mtd_info *mtd, struct nand_chip *nand, ulong base_addr) { diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index 94a65d4e72..ef37f97b33 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -2144,7 +2144,7 @@ int nand_erase_nand(struct mtd_info *mtd, struct erase_info *instr, { int page, len, status, pages_per_block, ret, chipnr; struct nand_chip *chip = mtd->priv; - int rewrite_bbt[NAND_MAX_CHIPS]={0}; + int rewrite_bbt[CONFIG_SYS_NAND_MAX_CHIPS]={0}; unsigned int bbt_masked_page = 0xffffffff; MTDDEBUG (MTD_DEBUG_LEVEL3, "nand_erase: start = 0x%08x, len = %i\n", diff --git a/drivers/mtd/nand/nand_util.c b/drivers/mtd/nand/nand_util.c index d86c98737f..6ba52b30c0 100644 --- a/drivers/mtd/nand/nand_util.c +++ b/drivers/mtd/nand/nand_util.c @@ -238,7 +238,8 @@ static struct nand_ecclayout autoplace_ecclayout = { #endif /* XXX U-BOOT XXX */ -#if 0 +#ifdef CONFIG_CMD_NAND_LOCK_UNLOCK + /****************************************************************************** * Support for locking / unlocking operations of some NAND devices *****************************************************************************/ @@ -253,7 +254,7 @@ static struct nand_ecclayout autoplace_ecclayout = { * nand_lock: Set all pages of NAND flash chip to the LOCK or LOCK-TIGHT * state * - * @param meminfo nand mtd instance + * @param mtd nand mtd instance * @param tight bring device in lock tight mode * * @return 0 on success, -1 in case of error @@ -270,21 +271,21 @@ static struct nand_ecclayout autoplace_ecclayout = { * calls will fail. It is only posible to leave lock-tight state by * an hardware signal (low pulse on _WP pin) or by power down. */ -int nand_lock(nand_info_t *meminfo, int tight) +int nand_lock(struct mtd_info *mtd, int tight) { int ret = 0; int status; - struct nand_chip *this = meminfo->priv; + struct nand_chip *chip = mtd->priv; /* select the NAND device */ - this->select_chip(meminfo, 0); + chip->select_chip(mtd, 0); - this->cmdfunc(meminfo, + chip->cmdfunc(mtd, (tight ? NAND_CMD_LOCK_TIGHT : NAND_CMD_LOCK), -1, -1); /* call wait ready function */ - status = this->waitfunc(meminfo, this, FL_WRITING); + status = chip->waitfunc(mtd, chip); /* see if device thinks it succeeded */ if (status & 0x01) { @@ -292,7 +293,7 @@ int nand_lock(nand_info_t *meminfo, int tight) } /* de-select the NAND device */ - this->select_chip(meminfo, -1); + chip->select_chip(mtd, -1); return ret; } @@ -300,7 +301,7 @@ int nand_lock(nand_info_t *meminfo, int tight) * nand_get_lock_status: - query current lock state from one page of NAND * flash * - * @param meminfo nand mtd instance + * @param mtd nand mtd instance * @param offset page address to query (muss be page aligned!) * * @return -1 in case of error @@ -311,19 +312,19 @@ int nand_lock(nand_info_t *meminfo, int tight) * NAND_LOCK_STATUS_UNLOCK: page unlocked * */ -int nand_get_lock_status(nand_info_t *meminfo, ulong offset) +int nand_get_lock_status(struct mtd_info *mtd, ulong offset) { int ret = 0; int chipnr; int page; - struct nand_chip *this = meminfo->priv; + struct nand_chip *chip = mtd->priv; /* select the NAND device */ - chipnr = (int)(offset >> this->chip_shift); - this->select_chip(meminfo, chipnr); + chipnr = (int)(offset >> chip->chip_shift); + chip->select_chip(mtd, chipnr); - if ((offset & (meminfo->writesize - 1)) != 0) { + if ((offset & (mtd->writesize - 1)) != 0) { printf ("nand_get_lock_status: " "Start address must be beginning of " "nand page!\n"); @@ -332,16 +333,16 @@ int nand_get_lock_status(nand_info_t *meminfo, ulong offset) } /* check the Lock Status */ - page = (int)(offset >> this->page_shift); - this->cmdfunc(meminfo, NAND_CMD_LOCK_STATUS, -1, page & this->pagemask); + page = (int)(offset >> chip->page_shift); + chip->cmdfunc(mtd, NAND_CMD_LOCK_STATUS, -1, page & chip->pagemask); - ret = this->read_byte(meminfo) & (NAND_LOCK_STATUS_TIGHT + ret = chip->read_byte(mtd) & (NAND_LOCK_STATUS_TIGHT | NAND_LOCK_STATUS_LOCK | NAND_LOCK_STATUS_UNLOCK); out: /* de-select the NAND device */ - this->select_chip(meminfo, -1); + chip->select_chip(mtd, -1); return ret; } @@ -349,59 +350,65 @@ int nand_get_lock_status(nand_info_t *meminfo, ulong offset) * nand_unlock: - Unlock area of NAND pages * only one consecutive area can be unlocked at one time! * - * @param meminfo nand mtd instance + * @param mtd nand mtd instance * @param start start byte address * @param length number of bytes to unlock (must be a multiple of * page size nand->writesize) * * @return 0 on success, -1 in case of error */ -int nand_unlock(nand_info_t *meminfo, ulong start, ulong length) +int nand_unlock(struct mtd_info *mtd, ulong start, ulong length) { int ret = 0; int chipnr; int status; int page; - struct nand_chip *this = meminfo->priv; + struct nand_chip *chip = mtd->priv; printf ("nand_unlock: start: %08x, length: %d!\n", (int)start, (int)length); /* select the NAND device */ - chipnr = (int)(start >> this->chip_shift); - this->select_chip(meminfo, chipnr); + chipnr = (int)(start >> chip->chip_shift); + chip->select_chip(mtd, chipnr); /* check the WP bit */ - this->cmdfunc(meminfo, NAND_CMD_STATUS, -1, -1); - if ((this->read_byte(meminfo) & 0x80) == 0) { + chip->cmdfunc(mtd, NAND_CMD_STATUS, -1, -1); + if (!(chip->read_byte(mtd) & NAND_STATUS_WP)) { printf ("nand_unlock: Device is write protected!\n"); ret = -1; goto out; } - if ((start & (meminfo->writesize - 1)) != 0) { + if ((start & (mtd->erasesize - 1)) != 0) { printf ("nand_unlock: Start address must be beginning of " - "nand page!\n"); + "nand block!\n"); ret = -1; goto out; } - if (length == 0 || (length & (meminfo->writesize - 1)) != 0) { - printf ("nand_unlock: Length must be a multiple of nand page " - "size!\n"); + if (length == 0 || (length & (mtd->erasesize - 1)) != 0) { + printf ("nand_unlock: Length must be a multiple of nand block " + "size %08x!\n", mtd->erasesize); ret = -1; goto out; } + /* + * Set length so that the last address is set to the + * starting address of the last block + */ + length -= mtd->erasesize; + /* submit address of first page to unlock */ - page = (int)(start >> this->page_shift); - this->cmdfunc(meminfo, NAND_CMD_UNLOCK1, -1, page & this->pagemask); + page = (int)(start >> chip->page_shift); + chip->cmdfunc(mtd, NAND_CMD_UNLOCK1, -1, page & chip->pagemask); /* submit ADDRESS of LAST page to unlock */ - page += (int)(length >> this->page_shift) - 1; - this->cmdfunc(meminfo, NAND_CMD_UNLOCK2, -1, page & this->pagemask); + page += (int)(length >> chip->page_shift); + chip->cmdfunc(mtd, NAND_CMD_UNLOCK2, -1, page & chip->pagemask); /* call wait ready function */ - status = this->waitfunc(meminfo, this, FL_WRITING); + status = chip->waitfunc(mtd, chip); /* see if device thinks it succeeded */ if (status & 0x01) { /* there was an error */ @@ -411,7 +418,7 @@ int nand_unlock(nand_info_t *meminfo, ulong start, ulong length) out: /* de-select the NAND device */ - this->select_chip(meminfo, -1); + chip->select_chip(mtd, -1); return ret; } #endif @@ -488,7 +495,7 @@ int nand_write_skip_bad(nand_info_t *nand, size_t offset, size_t *length, if (len_incl_bad == *length) { rval = nand_write (nand, offset, length, buffer); if (rval != 0) - printf ("NAND write to offset %x failed %d\n", + printf ("NAND write to offset %zx failed %d\n", offset, rval); return rval; @@ -499,7 +506,7 @@ int nand_write_skip_bad(nand_info_t *nand, size_t offset, size_t *length, size_t write_size; if (nand_block_isbad (nand, offset & ~(nand->erasesize - 1))) { - printf ("Skip bad block 0x%08x\n", + printf ("Skip bad block 0x%08zx\n", offset & ~(nand->erasesize - 1)); offset += nand->erasesize - block_offset; continue; @@ -512,7 +519,7 @@ int nand_write_skip_bad(nand_info_t *nand, size_t offset, size_t *length, rval = nand_write (nand, offset, &write_size, p_buffer); if (rval != 0) { - printf ("NAND write to offset %x failed %d\n", + printf ("NAND write to offset %zx failed %d\n", offset, rval); *length -= left_to_write; return rval; @@ -558,7 +565,7 @@ int nand_read_skip_bad(nand_info_t *nand, size_t offset, size_t *length, if (len_incl_bad == *length) { rval = nand_read (nand, offset, length, buffer); if (rval != 0) - printf ("NAND read from offset %x failed %d\n", + printf ("NAND read from offset %zx failed %d\n", offset, rval); return rval; @@ -569,7 +576,7 @@ int nand_read_skip_bad(nand_info_t *nand, size_t offset, size_t *length, size_t read_length; if (nand_block_isbad (nand, offset & ~(nand->erasesize - 1))) { - printf ("Skipping bad block 0x%08x\n", + printf ("Skipping bad block 0x%08zx\n", offset & ~(nand->erasesize - 1)); offset += nand->erasesize - block_offset; continue; @@ -582,7 +589,7 @@ int nand_read_skip_bad(nand_info_t *nand, size_t offset, size_t *length, rval = nand_read (nand, offset, &read_length, p_buffer); if (rval != 0) { - printf ("NAND read from offset %x failed %d\n", + printf ("NAND read from offset %zx failed %d\n", offset, rval); *length -= left_to_read; return rval; diff --git a/drivers/mtd/nand_legacy/nand_legacy.c b/drivers/mtd/nand_legacy/nand_legacy.c index 407e901a37..441780ac21 100644 --- a/drivers/mtd/nand_legacy/nand_legacy.c +++ b/drivers/mtd/nand_legacy/nand_legacy.c @@ -457,7 +457,7 @@ static void NanD_ScanChips(struct nand_chip *nand) { int floor, chip; int numchips[NAND_MAX_FLOORS]; - int maxchips = NAND_MAX_CHIPS; + int maxchips = CONFIG_SYS_NAND_MAX_CHIPS; int ret = 1; nand->numchips = 0; diff --git a/drivers/mtd/onenand/onenand_base.c b/drivers/mtd/onenand/onenand_base.c index 9b7bf3aa3b..d482437a46 100644 --- a/drivers/mtd/onenand/onenand_base.c +++ b/drivers/mtd/onenand/onenand_base.c @@ -36,6 +36,35 @@ static inline void *memcpy_16(void *dst, const void *src, unsigned int len) return ret; } +/** + * onenand_oob_64 - oob info for large (2KB) page + */ +static struct nand_ecclayout onenand_oob_64 = { + .eccbytes = 20, + .eccpos = { + 8, 9, 10, 11, 12, + 24, 25, 26, 27, 28, + 40, 41, 42, 43, 44, + 56, 57, 58, 59, 60, + }, + .oobfree = { + {2, 3}, {14, 2}, {18, 3}, {30, 2}, + {34, 3}, {46, 2}, {50, 3}, {62, 2} + } +}; + +/** + * onenand_oob_32 - oob info for middle (1KB) page + */ +static struct nand_ecclayout onenand_oob_32 = { + .eccbytes = 10, + .eccpos = { + 8, 9, 10, 11, 12, + 24, 25, 26, 27, 28, + }, + .oobfree = { {2, 3}, {14, 2}, {18, 3}, {30, 2} } +}; + static const unsigned char ffchars[] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* 16 */ @@ -78,20 +107,11 @@ static void onenand_writew(unsigned short value, void __iomem * addr) * * Setup Start Address 1 Register (F100h) */ -static int onenand_block_address(int device, int block) +static int onenand_block_address(struct onenand_chip *this, int block) { - if (device & ONENAND_DEVICE_IS_DDP) { - /* Device Flash Core select, NAND Flash Block Address */ - int dfs = 0, density, mask; - - density = device >> ONENAND_DEVICE_DENSITY_SHIFT; - mask = (1 << (density + 6)); - - if (block & mask) - dfs = 1; - - return (dfs << ONENAND_DDP_SHIFT) | (block & (mask - 1)); - } + /* Device Flash Core select, NAND Flash Block Address */ + if (block & this->density_mask) + return ONENAND_DDP_CHIP1 | (block ^ this->density_mask); return block; } @@ -104,22 +124,13 @@ static int onenand_block_address(int device, int block) * * Setup Start Address 2 Register (F101h) for DDP */ -static int onenand_bufferram_address(int device, int block) +static int onenand_bufferram_address(struct onenand_chip *this, int block) { - if (device & ONENAND_DEVICE_IS_DDP) { - /* Device BufferRAM Select */ - int dbs = 0, density, mask; - - density = device >> ONENAND_DEVICE_DENSITY_SHIFT; - mask = (1 << (density + 6)); - - if (block & mask) - dbs = 1; + /* Device BufferRAM Select */ + if (block & this->density_mask) + return ONENAND_DDP_CHIP1; - return (dbs << ONENAND_DDP_SHIFT); - } - - return 0; + return ONENAND_DDP_CHIP0; } /** @@ -169,6 +180,18 @@ static int onenand_buffer_address(int dataram1, int sectors, int count) } /** + * onenand_get_density - [DEFAULT] Get OneNAND density + * @param dev_id OneNAND device ID + * + * Get OneNAND density from device ID + */ +static inline int onenand_get_density(int dev_id) +{ + int density = dev_id >> ONENAND_DEVICE_DENSITY_SHIFT; + return (density & ONENAND_DEVICE_DENSITY_MASK); +} + +/** * onenand_command - [DEFAULT] Send command to OneNAND device * @param mtd MTD device structure * @param cmd the command to be sent @@ -192,6 +215,7 @@ static int onenand_command(struct mtd_info *mtd, int cmd, loff_t addr, case ONENAND_CMD_UNLOCK: case ONENAND_CMD_LOCK: case ONENAND_CMD_LOCK_TIGHT: + case ONENAND_CMD_UNLOCK_ALL: block = -1; page = -1; break; @@ -212,7 +236,7 @@ static int onenand_command(struct mtd_info *mtd, int cmd, loff_t addr, /* NOTE: The setting order of the registers is very important! */ if (cmd == ONENAND_CMD_BUFFERRAM) { /* Select DataRAM for DDP */ - value = onenand_bufferram_address(this->device_id, block); + value = onenand_bufferram_address(this, block); this->write_word(value, this->base + ONENAND_REG_START_ADDRESS2); @@ -224,9 +248,14 @@ static int onenand_command(struct mtd_info *mtd, int cmd, loff_t addr, if (block != -1) { /* Write 'DFS, FBA' of Flash */ - value = onenand_block_address(this->device_id, block); + value = onenand_block_address(this, block); this->write_word(value, this->base + ONENAND_REG_START_ADDRESS1); + + /* Write 'DFS, FBA' of Flash */ + value = onenand_bufferram_address(this, block); + this->write_word(value, + this->base + ONENAND_REG_START_ADDRESS2); } if (page != -1) { @@ -252,15 +281,6 @@ static int onenand_command(struct mtd_info *mtd, int cmd, loff_t addr, /* Write 'BSA, BSC' of DataRAM */ value = onenand_buffer_address(dataram, sectors, count); this->write_word(value, this->base + ONENAND_REG_START_BUFFER); - - if (readcmd) { - /* Select DataRAM for DDP */ - value = - onenand_bufferram_address(this->device_id, block); - this->write_word(value, - this->base + - ONENAND_REG_START_ADDRESS2); - } } /* Interrupt clear */ @@ -296,14 +316,11 @@ static int onenand_wait(struct mtd_info *mtd, int state) ctrl = this->read_word(this->base + ONENAND_REG_CTRL_STATUS); if (ctrl & ONENAND_CTRL_ERROR) { - MTDDEBUG (MTD_DEBUG_LEVEL0, - "onenand_wait: controller error = 0x%04x\n", ctrl); - return -EAGAIN; - } + printk("onenand_wait: controller error = 0x%04x\n", ctrl); + if (ctrl & ONENAND_CTRL_LOCK) + printk("onenand_wait: it's locked error = 0x%04x\n", + ctrl); - if (ctrl & ONENAND_CTRL_LOCK) { - MTDDEBUG (MTD_DEBUG_LEVEL0, - "onenand_wait: it's locked error = 0x%04x\n", ctrl); return -EIO; } @@ -351,7 +368,7 @@ static inline int onenand_bufferram_offset(struct mtd_info *mtd, int area) * * Read the BufferRAM area */ -static int onenand_read_bufferram(struct mtd_info *mtd, int area, +static int onenand_read_bufferram(struct mtd_info *mtd, loff_t addr, int area, unsigned char *buffer, int offset, size_t count) { @@ -376,7 +393,7 @@ static int onenand_read_bufferram(struct mtd_info *mtd, int area, * * Read the BufferRAM area with Sync. Burst Mode */ -static int onenand_sync_read_bufferram(struct mtd_info *mtd, int area, +static int onenand_sync_read_bufferram(struct mtd_info *mtd, loff_t addr, int area, unsigned char *buffer, int offset, size_t count) { @@ -405,7 +422,7 @@ static int onenand_sync_read_bufferram(struct mtd_info *mtd, int area, * * Write the BufferRAM area */ -static int onenand_write_bufferram(struct mtd_info *mtd, int area, +static int onenand_write_bufferram(struct mtd_info *mtd, loff_t addr, int area, const unsigned char *buffer, int offset, size_t count) { @@ -421,6 +438,30 @@ static int onenand_write_bufferram(struct mtd_info *mtd, int area, } /** + * onenand_get_2x_blockpage - [GENERIC] Get blockpage at 2x program mode + * @param mtd MTD data structure + * @param addr address to check + * @return blockpage address + * + * Get blockpage address at 2x program mode + */ +static int onenand_get_2x_blockpage(struct mtd_info *mtd, loff_t addr) +{ + struct onenand_chip *this = mtd->priv; + int blockpage, block, page; + + /* Calculate the even block number */ + block = (int) (addr >> this->erase_shift) & ~1; + /* Is it the odd plane? */ + if (addr & this->writesize) + block++; + page = (int) (addr >> (this->page_shift + 1)) & this->page_mask; + blockpage = (block << 7) | page; + + return blockpage; +} + +/** * onenand_check_bufferram - [GENERIC] Check BufferRAM information * @param mtd MTD data structure * @param addr address to check @@ -431,21 +472,39 @@ static int onenand_write_bufferram(struct mtd_info *mtd, int area, static int onenand_check_bufferram(struct mtd_info *mtd, loff_t addr) { struct onenand_chip *this = mtd->priv; - int block, page; - int i; + int blockpage, found = 0; + unsigned int i; - block = (int)(addr >> this->erase_shift); - page = (int)(addr >> this->page_shift); - page &= this->page_mask; +#ifdef CONFIG_S3C64XX + return 0; +#endif - i = ONENAND_CURRENT_BUFFERRAM(this); + if (ONENAND_IS_2PLANE(this)) + blockpage = onenand_get_2x_blockpage(mtd, addr); + else + blockpage = (int) (addr >> this->page_shift); /* Is there valid data? */ - if (this->bufferram[i].block == block && - this->bufferram[i].page == page && this->bufferram[i].valid) - return 1; + i = ONENAND_CURRENT_BUFFERRAM(this); + if (this->bufferram[i].blockpage == blockpage) + found = 1; + else { + /* Check another BufferRAM */ + i = ONENAND_NEXT_BUFFERRAM(this); + if (this->bufferram[i].blockpage == blockpage) { + ONENAND_SET_NEXT_BUFFERRAM(this); + found = 1; + } + } - return 0; + if (found && ONENAND_IS_DDP(this)) { + /* Select DataRAM for DDP */ + int block = (int) (addr >> this->erase_shift); + int value = onenand_bufferram_address(this, block); + this->write_word(value, this->base + ONENAND_REG_START_ADDRESS2); + } + + return found; } /** @@ -460,25 +519,25 @@ static int onenand_update_bufferram(struct mtd_info *mtd, loff_t addr, int valid) { struct onenand_chip *this = mtd->priv; - int block, page; - int i; + int blockpage; + unsigned int i; - block = (int)(addr >> this->erase_shift); - page = (int)(addr >> this->page_shift); - page &= this->page_mask; + if (ONENAND_IS_2PLANE(this)) + blockpage = onenand_get_2x_blockpage(mtd, addr); + else + blockpage = (int)(addr >> this->page_shift); - /* Invalidate BufferRAM */ - for (i = 0; i < MAX_BUFFERRAM; i++) { - if (this->bufferram[i].block == block && - this->bufferram[i].page == page) - this->bufferram[i].valid = 0; - } + /* Invalidate another BufferRAM */ + i = ONENAND_NEXT_BUFFERRAM(this); + if (this->bufferram[i].blockpage == blockpage) + this->bufferram[i].blockpage = -1; /* Update BufferRAM */ i = ONENAND_CURRENT_BUFFERRAM(this); - this->bufferram[i].block = block; - this->bufferram[i].page = page; - this->bufferram[i].valid = valid; + if (valid) + this->bufferram[i].blockpage = blockpage; + else + this->bufferram[i].blockpage = -1; return 0; } @@ -500,10 +559,10 @@ static void onenand_invalidate_bufferram(struct mtd_info *mtd, loff_t addr, /* Invalidate BufferRAM */ for (i = 0; i < MAX_BUFFERRAM; i++) { - loff_t buf_addr = this->bufferram[i].block << this->erase_shift; + loff_t buf_addr = this->bufferram[i].blockpage << this->page_shift; if (buf_addr >= addr && buf_addr < end_addr) - this->bufferram[i].valid = 0; + this->bufferram[i].blockpage = -1; } } @@ -556,7 +615,7 @@ static int onenand_transfer_auto_oob(struct mtd_info *mtd, uint8_t *buf, readend += free->offset - lastgap; lastgap = free->offset + free->length; } - this->read_bufferram(mtd, ONENAND_SPARERAM, oob_buf, 0, mtd->oobsize); + this->read_bufferram(mtd, 0, ONENAND_SPARERAM, oob_buf, 0, mtd->oobsize); free = this->ecclayout->oobfree; for (i = 0; i < MTD_MAX_OOBFREE_ENTRIES && free->length; i++, free++) { int free_end = free->offset + free->length; @@ -594,9 +653,7 @@ static int onenand_read_ops_nolock(struct mtd_info *mtd, loff_t from, int ret = 0, boundary = 0; int writesize = this->writesize; - MTDDEBUG(MTD_DEBUG_LEVEL3, - "onenand_read_ops_nolock: from = 0x%08x, len = %i\n", - (unsigned int) from, (int) len); + MTDDEBUG(MTD_DEBUG_LEVEL3, "onenand_read_ops_nolock: from = 0x%08x, len = %i\n", (unsigned int) from, (int) len); if (ops->mode == MTD_OOB_AUTO) oobsize = this->ecclayout->oobavail; @@ -620,6 +677,7 @@ static int onenand_read_ops_nolock(struct mtd_info *mtd, loff_t from, /* Do first load to bufferRAM */ if (read < len) { if (!onenand_check_bufferram(mtd, from)) { + this->main_buf = buf; this->command(mtd, ONENAND_CMD_READ, from, writesize); ret = this->wait(mtd, FL_READING); onenand_update_bufferram(mtd, from, !ret); @@ -637,6 +695,7 @@ static int onenand_read_ops_nolock(struct mtd_info *mtd, loff_t from, /* If there is more to load then start next load */ from += thislen; if (read + thislen < len) { + this->main_buf = buf + thislen; this->command(mtd, ONENAND_CMD_READ, from, writesize); /* * Chip boundary handling in DDP @@ -653,7 +712,7 @@ static int onenand_read_ops_nolock(struct mtd_info *mtd, loff_t from, } /* While load is going, read from last bufferRAM */ - this->read_bufferram(mtd, ONENAND_DATARAM, buf, column, thislen); + this->read_bufferram(mtd, from - thislen, ONENAND_DATARAM, buf, column, thislen); /* Read oob area if needed */ if (oobbuf) { @@ -663,7 +722,7 @@ static int onenand_read_ops_nolock(struct mtd_info *mtd, loff_t from, if (ops->mode == MTD_OOB_AUTO) onenand_transfer_auto_oob(mtd, oobbuf, oobcolumn, thisooblen); else - this->read_bufferram(mtd, ONENAND_SPARERAM, oobbuf, oobcolumn, thisooblen); + this->read_bufferram(mtd, 0, ONENAND_SPARERAM, oobbuf, oobcolumn, thisooblen); oobread += thisooblen; oobbuf += thisooblen; oobcolumn = 0; @@ -726,9 +785,7 @@ static int onenand_read_oob_nolock(struct mtd_info *mtd, loff_t from, from += ops->ooboffs; - MTDDEBUG(MTD_DEBUG_LEVEL3, - "onenand_read_oob_nolock: from = 0x%08x, len = %i\n", - (unsigned int) from, (int) len); + MTDDEBUG(MTD_DEBUG_LEVEL3, "onenand_read_oob_nolock: from = 0x%08x, len = %i\n", (unsigned int) from, (int) len); /* Initialize return length value */ ops->oobretlen = 0; @@ -759,6 +816,7 @@ static int onenand_read_oob_nolock(struct mtd_info *mtd, loff_t from, thislen = oobsize - column; thislen = min_t(int, thislen, len); + this->spare_buf = buf; this->command(mtd, ONENAND_CMD_READOOB, from, mtd->oobsize); onenand_update_bufferram(mtd, from, 0); @@ -772,7 +830,7 @@ static int onenand_read_oob_nolock(struct mtd_info *mtd, loff_t from, if (mode == MTD_OOB_AUTO) onenand_transfer_auto_oob(mtd, buf, column, thislen); else - this->read_bufferram(mtd, ONENAND_SPARERAM, buf, column, thislen); + this->read_bufferram(mtd, 0, ONENAND_SPARERAM, buf, column, thislen); read += thislen; @@ -886,12 +944,6 @@ static int onenand_bbt_wait(struct mtd_info *mtd, int state) interrupt = this->read_word(this->base + ONENAND_REG_INTERRUPT); ctrl = this->read_word(this->base + ONENAND_REG_CTRL_STATUS); - /* Initial bad block case: 0x2400 or 0x0400 */ - if (ctrl & ONENAND_CTRL_ERROR) { - printk(KERN_DEBUG "onenand_bbt_wait: controller error = 0x%04x\n", ctrl); - return ONENAND_BBT_READ_ERROR; - } - if (interrupt & ONENAND_INT_READ) { int ecc = this->read_word(this->base + ONENAND_REG_ECC_STATUS); if (ecc & ONENAND_ECC_2BIT_ALL) @@ -902,6 +954,12 @@ static int onenand_bbt_wait(struct mtd_info *mtd, int state) return ONENAND_BBT_READ_FATAL_ERROR; } + /* Initial bad block case: 0x2400 or 0x0400 */ + if (ctrl & ONENAND_CTRL_ERROR) { + printk(KERN_DEBUG "onenand_bbt_wait: controller error = 0x%04x\n", ctrl); + return ONENAND_BBT_READ_ERROR; + } + return 0; } @@ -922,9 +980,7 @@ int onenand_bbt_read_oob(struct mtd_info *mtd, loff_t from, size_t len = ops->ooblen; u_char *buf = ops->oobbuf; - MTDDEBUG(MTD_DEBUG_LEVEL3, - "onenand_bbt_read_oob: from = 0x%08x, len = %zi\n", - (unsigned int) from, len); + MTDDEBUG(MTD_DEBUG_LEVEL3, "onenand_bbt_read_oob: from = 0x%08x, len = %zi\n", (unsigned int) from, len); /* Initialize return value */ ops->oobretlen = 0; @@ -945,15 +1001,16 @@ int onenand_bbt_read_oob(struct mtd_info *mtd, loff_t from, thislen = mtd->oobsize - column; thislen = min_t(int, thislen, len); + this->spare_buf = buf; this->command(mtd, ONENAND_CMD_READOOB, from, mtd->oobsize); onenand_update_bufferram(mtd, from, 0); - ret = onenand_bbt_wait(mtd, FL_READING); + ret = this->bbt_wait(mtd, FL_READING); if (ret) break; - this->read_bufferram(mtd, ONENAND_SPARERAM, buf, column, thislen); + this->read_spareram(mtd, 0, ONENAND_SPARERAM, buf, column, thislen); read += thislen; if (read == len) break; @@ -995,7 +1052,7 @@ static int onenand_verify_oob(struct mtd_info *mtd, const u_char *buf, loff_t to if (status) return status; - this->read_bufferram(mtd, ONENAND_SPARERAM, oob_buf, 0, mtd->oobsize); + this->read_bufferram(mtd, 0, ONENAND_SPARERAM, oob_buf, 0, mtd->oobsize); for (i = 0; i < mtd->oobsize; i++) if (buf[i] != 0xFF && buf[i] != oob_buf[i]) return -EBADMSG; @@ -1051,7 +1108,7 @@ static int onenand_verify(struct mtd_info *mtd, const u_char *buf, loff_t addr, #define onenand_verify_oob(...) (0) #endif -#define NOTALIGNED(x) ((x & (mtd->writesize - 1)) != 0) +#define NOTALIGNED(x) ((x & (this->subpagesize - 1)) != 0) /** * onenand_fill_auto_oob - [Internal] oob auto-placement transfer @@ -1115,9 +1172,7 @@ static int onenand_write_ops_nolock(struct mtd_info *mtd, loff_t to, u_char *oobbuf; int ret = 0; - MTDDEBUG(MTD_DEBUG_LEVEL3, - "onenand_write_ops_nolock: to = 0x%08x, len = %i\n", - (unsigned int) to, (int) len); + MTDDEBUG(MTD_DEBUG_LEVEL3, "onenand_write_ops_nolock: to = 0x%08x, len = %i\n", (unsigned int) to, (int) len); /* Initialize retlen, in case of early exit */ ops->retlen = 0; @@ -1161,7 +1216,7 @@ static int onenand_write_ops_nolock(struct mtd_info *mtd, loff_t to, wbuf = this->page_buf; } - this->write_bufferram(mtd, ONENAND_DATARAM, wbuf, 0, mtd->writesize); + this->write_bufferram(mtd, to, ONENAND_DATARAM, wbuf, 0, mtd->writesize); if (oob) { oobbuf = this->oob_buf; @@ -1180,7 +1235,7 @@ static int onenand_write_ops_nolock(struct mtd_info *mtd, loff_t to, } else oobbuf = (u_char *) ffchars; - this->write_bufferram(mtd, ONENAND_SPARERAM, oobbuf, 0, mtd->oobsize); + this->write_bufferram(mtd, 0, ONENAND_SPARERAM, oobbuf, 0, mtd->oobsize); this->command(mtd, ONENAND_CMD_PROG, to, mtd->writesize); @@ -1244,9 +1299,7 @@ static int onenand_write_oob_nolock(struct mtd_info *mtd, loff_t to, to += ops->ooboffs; - MTDDEBUG(MTD_DEBUG_LEVEL3, - "onenand_write_oob_nolock: to = 0x%08x, len = %i\n", - (unsigned int) to, (int) len); + MTDDEBUG(MTD_DEBUG_LEVEL3, "onenand_write_oob_nolock: to = 0x%08x, len = %i\n", (unsigned int) to, (int) len); /* Initialize retlen, in case of early exit */ ops->oobretlen = 0; @@ -1293,7 +1346,7 @@ static int onenand_write_oob_nolock(struct mtd_info *mtd, loff_t to, onenand_fill_auto_oob(mtd, oobbuf, buf, column, thislen); else memcpy(oobbuf + column, buf, thislen); - this->write_bufferram(mtd, ONENAND_SPARERAM, oobbuf, 0, mtd->oobsize); + this->write_bufferram(mtd, 0, ONENAND_SPARERAM, oobbuf, 0, mtd->oobsize); this->command(mtd, ONENAND_CMD_PROGOOB, to, mtd->oobsize); @@ -1466,7 +1519,14 @@ int onenand_erase(struct mtd_info *mtd, struct erase_info *instr) while (len) { - /* TODO Check badblock */ + /* Check if we have a bad block, we do not erase bad blocks */ + if (instr->priv == 0 && onenand_block_isbad_nolock(mtd, addr, 0)) { + printk(KERN_WARNING "onenand_erase: attempt to erase" + " a bad block at addr 0x%08x\n", + (unsigned int) addr); + instr->state = MTD_ERASE_FAILED; + goto erase_exit; + } this->command(mtd, ONENAND_CMD_ERASE, addr, block_size); @@ -1482,8 +1542,16 @@ int onenand_erase(struct mtd_info *mtd, struct erase_info *instr) MTDDEBUG (MTD_DEBUG_LEVEL0, "onenand_erase: " "Failed erase, block %d\n", (unsigned)(addr >> this->erase_shift)); + if (ret == -EPERM) + printk("onenand_erase: " + "Device is write protected!!!\n"); + else + printk("onenand_erase: " + "Failed erase, block %d\n", + (unsigned)(addr >> this->erase_shift)); instr->state = MTD_ERASE_FAILED; instr->fail_addr = addr; + goto erase_exit; } @@ -1493,7 +1561,7 @@ int onenand_erase(struct mtd_info *mtd, struct erase_info *instr) instr->state = MTD_ERASE_DONE; - erase_exit: +erase_exit: ret = instr->state == MTD_ERASE_DONE ? 0 : -EIO; /* Do call back function */ @@ -1545,6 +1613,37 @@ int onenand_block_isbad(struct mtd_info *mtd, loff_t ofs) } /** + * onenand_default_block_markbad - [DEFAULT] mark a block bad + * @param mtd MTD device structure + * @param ofs offset from device start + * + * This is the default implementation, which can be overridden by + * a hardware specific driver. + */ +static int onenand_default_block_markbad(struct mtd_info *mtd, loff_t ofs) +{ + struct onenand_chip *this = mtd->priv; + struct bbm_info *bbm = this->bbm; + u_char buf[2] = {0, 0}; + struct mtd_oob_ops ops = { + .mode = MTD_OOB_PLACE, + .ooblen = 2, + .oobbuf = buf, + .ooboffs = 0, + }; + int block; + + /* Get block number */ + block = ((int) ofs) >> bbm->bbt_erase_shift; + if (bbm->bbt) + bbm->bbt[block >> 2] |= 0x01 << ((block & 0x03) << 1); + + /* We write two bytes, so we dont have to mess with 16 bit access */ + ofs += mtd->oobsize + (bbm->badblockpos & ~0x01); + return onenand_write_oob_nolock(mtd, ofs, &ops); +} + +/** * onenand_block_markbad - [MTD Interface] Mark the block at the given offset as bad * @param mtd MTD device structure * @param ofs offset relative to mtd start @@ -1569,23 +1668,30 @@ int onenand_block_markbad(struct mtd_info *mtd, loff_t ofs) } /** - * onenand_unlock - [MTD Interface] Unlock block(s) - * @param mtd MTD device structure - * @param ofs offset relative to mtd start - * @param len number of bytes to unlock + * onenand_do_lock_cmd - [OneNAND Interface] Lock or unlock block(s) + * @param mtd MTD device structure + * @param ofs offset relative to mtd start + * @param len number of bytes to lock or unlock + * @param cmd lock or unlock command * - * Unlock one or more blocks + * Lock or unlock one or more blocks */ -int onenand_unlock(struct mtd_info *mtd, loff_t ofs, size_t len) +static int onenand_do_lock_cmd(struct mtd_info *mtd, loff_t ofs, size_t len, int cmd) { struct onenand_chip *this = mtd->priv; int start, end, block, value, status; + int wp_status_mask; start = ofs >> this->erase_shift; end = len >> this->erase_shift; + if (cmd == ONENAND_CMD_LOCK) + wp_status_mask = ONENAND_WP_LS; + else + wp_status_mask = ONENAND_WP_US; + /* Continuous lock scheme */ - if (this->options & ONENAND_CONT_LOCK) { + if (this->options & ONENAND_HAS_CONT_LOCK) { /* Set start block address */ this->write_word(start, this->base + ONENAND_REG_START_BLOCK_ADDRESS); @@ -1593,7 +1699,7 @@ int onenand_unlock(struct mtd_info *mtd, loff_t ofs, size_t len) this->write_word(end - 1, this->base + ONENAND_REG_END_BLOCK_ADDRESS); /* Write unlock command */ - this->command(mtd, ONENAND_CMD_UNLOCK, 0, 0); + this->command(mtd, cmd, 0, 0); /* There's no return value */ this->wait(mtd, FL_UNLOCKING); @@ -1612,7 +1718,14 @@ int onenand_unlock(struct mtd_info *mtd, loff_t ofs, size_t len) } /* Block lock scheme */ - for (block = start; block < end; block++) { + for (block = start; block < start + end; block++) { + /* Set block address */ + value = onenand_block_address(this, block); + this->write_word(value, this->base + ONENAND_REG_START_ADDRESS1); + /* Select DataRAM for DDP */ + value = onenand_bufferram_address(this, block); + this->write_word(value, this->base + ONENAND_REG_START_ADDRESS2); + /* Set start block address */ this->write_word(block, this->base + ONENAND_REG_START_BLOCK_ADDRESS); @@ -1627,11 +1740,6 @@ int onenand_unlock(struct mtd_info *mtd, loff_t ofs, size_t len) & ONENAND_CTRL_ONGO) continue; - /* Set block address for read block status */ - value = onenand_block_address(this->device_id, block); - this->write_word(value, - this->base + ONENAND_REG_START_ADDRESS1); - /* Check lock status */ status = this->read_word(this->base + ONENAND_REG_WP_STATUS); if (!(status & ONENAND_WP_US)) @@ -1642,32 +1750,199 @@ int onenand_unlock(struct mtd_info *mtd, loff_t ofs, size_t len) return 0; } +#ifdef ONENAND_LINUX +/** + * onenand_lock - [MTD Interface] Lock block(s) + * @param mtd MTD device structure + * @param ofs offset relative to mtd start + * @param len number of bytes to unlock + * + * Lock one or more blocks + */ +static int onenand_lock(struct mtd_info *mtd, loff_t ofs, size_t len) +{ + int ret; + + onenand_get_device(mtd, FL_LOCKING); + ret = onenand_do_lock_cmd(mtd, ofs, len, ONENAND_CMD_LOCK); + onenand_release_device(mtd); + return ret; +} + +/** + * onenand_unlock - [MTD Interface] Unlock block(s) + * @param mtd MTD device structure + * @param ofs offset relative to mtd start + * @param len number of bytes to unlock + * + * Unlock one or more blocks + */ +static int onenand_unlock(struct mtd_info *mtd, loff_t ofs, size_t len) +{ + int ret; + + onenand_get_device(mtd, FL_LOCKING); + ret = onenand_do_lock_cmd(mtd, ofs, len, ONENAND_CMD_UNLOCK); + onenand_release_device(mtd); + return ret; +} +#endif + +/** + * onenand_check_lock_status - [OneNAND Interface] Check lock status + * @param this onenand chip data structure + * + * Check lock status + */ +static int onenand_check_lock_status(struct onenand_chip *this) +{ + unsigned int value, block, status; + unsigned int end; + + end = this->chipsize >> this->erase_shift; + for (block = 0; block < end; block++) { + /* Set block address */ + value = onenand_block_address(this, block); + this->write_word(value, this->base + ONENAND_REG_START_ADDRESS1); + /* Select DataRAM for DDP */ + value = onenand_bufferram_address(this, block); + this->write_word(value, this->base + ONENAND_REG_START_ADDRESS2); + /* Set start block address */ + this->write_word(block, this->base + ONENAND_REG_START_BLOCK_ADDRESS); + + /* Check lock status */ + status = this->read_word(this->base + ONENAND_REG_WP_STATUS); + if (!(status & ONENAND_WP_US)) { + printk(KERN_ERR "block = %d, wp status = 0x%x\n", block, status); + return 0; + } + } + + return 1; +} + +/** + * onenand_unlock_all - [OneNAND Interface] unlock all blocks + * @param mtd MTD device structure + * + * Unlock all blocks + */ +static void onenand_unlock_all(struct mtd_info *mtd) +{ + struct onenand_chip *this = mtd->priv; + loff_t ofs = 0; + size_t len = this->chipsize; + + if (this->options & ONENAND_HAS_UNLOCK_ALL) { + /* Set start block address */ + this->write_word(0, this->base + ONENAND_REG_START_BLOCK_ADDRESS); + /* Write unlock command */ + this->command(mtd, ONENAND_CMD_UNLOCK_ALL, 0, 0); + + /* There's no return value */ + this->wait(mtd, FL_LOCKING); + + /* Sanity check */ + while (this->read_word(this->base + ONENAND_REG_CTRL_STATUS) + & ONENAND_CTRL_ONGO) + continue; + + return; + + /* Check lock status */ + if (onenand_check_lock_status(this)) + return; + + /* Workaround for all block unlock in DDP */ + if (ONENAND_IS_DDP(this)) { + /* All blocks on another chip */ + ofs = this->chipsize >> 1; + len = this->chipsize >> 1; + } + } + + onenand_do_lock_cmd(mtd, ofs, len, ONENAND_CMD_UNLOCK); +} + + +/** + * onenand_check_features - Check and set OneNAND features + * @param mtd MTD data structure + * + * Check and set OneNAND features + * - lock scheme + * - two plane + */ +static void onenand_check_features(struct mtd_info *mtd) +{ + struct onenand_chip *this = mtd->priv; + unsigned int density, process; + + /* Lock scheme depends on density and process */ + density = onenand_get_density(this->device_id); + process = this->version_id >> ONENAND_VERSION_PROCESS_SHIFT; + + /* Lock scheme */ + switch (density) { + case ONENAND_DEVICE_DENSITY_4Gb: + this->options |= ONENAND_HAS_2PLANE; + + case ONENAND_DEVICE_DENSITY_2Gb: + /* 2Gb DDP don't have 2 plane */ + if (!ONENAND_IS_DDP(this)) + this->options |= ONENAND_HAS_2PLANE; + this->options |= ONENAND_HAS_UNLOCK_ALL; + + case ONENAND_DEVICE_DENSITY_1Gb: + /* A-Die has all block unlock */ + if (process) + this->options |= ONENAND_HAS_UNLOCK_ALL; + break; + + default: + /* Some OneNAND has continuous lock scheme */ + if (!process) + this->options |= ONENAND_HAS_CONT_LOCK; + break; + } + + if (this->options & ONENAND_HAS_CONT_LOCK) + printk(KERN_DEBUG "Lock scheme is Continuous Lock\n"); + if (this->options & ONENAND_HAS_UNLOCK_ALL) + printk(KERN_DEBUG "Chip support all block unlock\n"); + if (this->options & ONENAND_HAS_2PLANE) + printk(KERN_DEBUG "Chip has 2 plane\n"); +} + /** * onenand_print_device_info - Print device ID * @param device device ID * * Print device ID */ -char * onenand_print_device_info(int device) +char *onenand_print_device_info(int device, int version) { int vcc, demuxed, ddp, density; char *dev_info = malloc(80); + char *p = dev_info; vcc = device & ONENAND_DEVICE_VCC_MASK; demuxed = device & ONENAND_DEVICE_IS_DEMUX; ddp = device & ONENAND_DEVICE_IS_DDP; density = device >> ONENAND_DEVICE_DENSITY_SHIFT; - sprintf(dev_info, "%sOneNAND%s %dMB %sV 16-bit (0x%02x)", + p += sprintf(dev_info, "%sOneNAND%s %dMB %sV 16-bit (0x%02x)", demuxed ? "" : "Muxed ", ddp ? "(DDP)" : "", (16 << density), vcc ? "2.65/3.3" : "1.8", device); + sprintf(p, "\nOneNAND version = 0x%04x", version); + printk("%s\n", dev_info); + return dev_info; } static const struct onenand_manufacturers onenand_manuf_ids[] = { {ONENAND_MFR_SAMSUNG, "Samsung"}, - {ONENAND_MFR_UNKNOWN, "Unknown"} }; /** @@ -1678,19 +1953,24 @@ static const struct onenand_manufacturers onenand_manuf_ids[] = { */ static int onenand_check_maf(int manuf) { + int size = ARRAY_SIZE(onenand_manuf_ids); + char *name; int i; - for (i = 0; onenand_manuf_ids[i].id; i++) { + for (i = 0; size; i++) if (manuf == onenand_manuf_ids[i].id) break; - } + + if (i < size) + name = onenand_manuf_ids[i].name; + else + name = "Unknown"; #ifdef ONENAND_DEBUG - printk(KERN_DEBUG "OneNAND Manufacturer: %s (0x%0x)\n", - onenand_manuf_ids[i].name, manuf); + printk(KERN_DEBUG "OneNAND Manufacturer: %s (0x%0x)\n", name, manuf); #endif - return (i != ONENAND_MFR_UNKNOWN); + return i == size; } /** @@ -1703,9 +1983,14 @@ static int onenand_check_maf(int manuf) static int onenand_probe(struct mtd_info *mtd) { struct onenand_chip *this = mtd->priv; - int bram_maf_id, bram_dev_id, maf_id, dev_id; - int version_id; + int bram_maf_id, bram_dev_id, maf_id, dev_id, ver_id; int density; + int syscfg; + + /* Save system configuration 1 */ + syscfg = this->read_word(this->base + ONENAND_REG_SYS_CFG1); + /* Clear Sync. Burst Read mode to read BootRAM */ + this->write_word((syscfg & ~ONENAND_SYS_CFG1_SYNC_READ), this->base + ONENAND_REG_SYS_CFG1); /* Send the command for reading device ID from BootRAM */ this->write_word(ONENAND_CMD_READID, this->base + ONENAND_BOOTRAM); @@ -1714,19 +1999,23 @@ static int onenand_probe(struct mtd_info *mtd) bram_maf_id = this->read_word(this->base + ONENAND_BOOTRAM + 0x0); bram_dev_id = this->read_word(this->base + ONENAND_BOOTRAM + 0x2); - /* Check manufacturer ID */ - if (onenand_check_maf(bram_maf_id)) - return -ENXIO; - /* Reset OneNAND to read default register values */ this->write_word(ONENAND_CMD_RESET, this->base + ONENAND_BOOTRAM); /* Wait reset */ this->wait(mtd, FL_RESETING); + /* Restore system configuration 1 */ + this->write_word(syscfg, this->base + ONENAND_REG_SYS_CFG1); + + /* Check manufacturer ID */ + if (onenand_check_maf(bram_maf_id)) + return -ENXIO; + /* Read manufacturer and device IDs from Register */ maf_id = this->read_word(this->base + ONENAND_REG_MANUFACTURER_ID); dev_id = this->read_word(this->base + ONENAND_REG_DEVICE_ID); + ver_id = this->read_word(this->base + ONENAND_REG_VERSION_ID); /* Check OneNAND device */ if (maf_id != bram_maf_id || dev_id != bram_dev_id) @@ -1739,11 +2028,17 @@ static int onenand_probe(struct mtd_info *mtd) } /* Flash device information */ - mtd->name = onenand_print_device_info(dev_id); + mtd->name = onenand_print_device_info(dev_id, ver_id); this->device_id = dev_id; + this->version_id = ver_id; - density = dev_id >> ONENAND_DEVICE_DENSITY_SHIFT; + density = onenand_get_density(dev_id); this->chipsize = (16 << density) << 20; + /* Set density mask. it is used for DDP */ + if (ONENAND_IS_DDP(this)) + this->density_mask = (1 << (density + 6)); + else + this->density_mask = 0; /* OneNAND page size & block size */ /* The data buffer size is equal to page size */ @@ -1764,18 +2059,8 @@ static int onenand_probe(struct mtd_info *mtd) mtd->size = this->chipsize; - /* Version ID */ - version_id = this->read_word(this->base + ONENAND_REG_VERSION_ID); -#ifdef ONENAND_DEBUG - printk(KERN_DEBUG "OneNAND version = 0x%04x\n", version_id); -#endif - - /* Lock scheme */ - if (density <= ONENAND_DEVICE_DENSITY_512Mb && - !(version_id >> ONENAND_VERSION_PROCESS_SHIFT)) { - printk(KERN_INFO "Lock scheme is Continues Lock\n"); - this->options |= ONENAND_CONT_LOCK; - } + /* Check OneNAND features */ + onenand_check_features(mtd); mtd->flags = MTD_CAP_NANDFLASH; mtd->erase = onenand_erase; @@ -1802,6 +2087,7 @@ static int onenand_probe(struct mtd_info *mtd) */ int onenand_scan(struct mtd_info *mtd, int maxchips) { + int i; struct onenand_chip *this = mtd->priv; if (!this->read_word) @@ -1813,12 +2099,21 @@ int onenand_scan(struct mtd_info *mtd, int maxchips) this->command = onenand_command; if (!this->wait) this->wait = onenand_wait; + if (!this->bbt_wait) + this->bbt_wait = onenand_bbt_wait; if (!this->read_bufferram) this->read_bufferram = onenand_read_bufferram; + if (!this->read_spareram) + this->read_spareram = onenand_read_bufferram; if (!this->write_bufferram) this->write_bufferram = onenand_write_bufferram; + if (!this->block_markbad) + this->block_markbad = onenand_default_block_markbad; + if (!this->scan_bbt) + this->scan_bbt = onenand_default_bbt; + if (onenand_probe(mtd)) return -ENXIO; @@ -1850,9 +2145,50 @@ int onenand_scan(struct mtd_info *mtd, int maxchips) this->options |= ONENAND_OOBBUF_ALLOC; } - onenand_unlock(mtd, 0, mtd->size); + this->state = FL_READY; + + /* + * Allow subpage writes up to oobsize. + */ + switch (mtd->oobsize) { + case 64: + this->ecclayout = &onenand_oob_64; + mtd->subpage_sft = 2; + break; + + case 32: + this->ecclayout = &onenand_oob_32; + mtd->subpage_sft = 1; + break; + + default: + printk(KERN_WARNING "No OOB scheme defined for oobsize %d\n", + mtd->oobsize); + mtd->subpage_sft = 0; + /* To prevent kernel oops */ + this->ecclayout = &onenand_oob_32; + break; + } + + this->subpagesize = mtd->writesize >> mtd->subpage_sft; + + /* + * The number of bytes available for a client to place data into + * the out of band area + */ + this->ecclayout->oobavail = 0; + for (i = 0; i < MTD_MAX_OOBFREE_ENTRIES && + this->ecclayout->oobfree[i].length; i++) + this->ecclayout->oobavail += + this->ecclayout->oobfree[i].length; + mtd->oobavail = this->ecclayout->oobavail; + + mtd->ecclayout = this->ecclayout; + + /* Unlock whole block */ + onenand_unlock_all(mtd); - return onenand_default_bbt(mtd); + return this->scan_bbt(mtd); } /** diff --git a/drivers/mtd/onenand/onenand_bbt.c b/drivers/mtd/onenand/onenand_bbt.c index f6092b9be9..d538f95828 100644 --- a/drivers/mtd/onenand/onenand_bbt.c +++ b/drivers/mtd/onenand/onenand_bbt.c @@ -3,7 +3,7 @@ * * Bad Block Table support for the OneNAND driver * - * Copyright(c) 2005-2007 Samsung Electronics + * Copyright(c) 2005-2008 Samsung Electronics * Kyungmin Park <kyungmin.park@samsung.com> * * TODO: @@ -54,7 +54,7 @@ static int check_short_pattern(uint8_t * buf, int len, int paglen, * @param buf temporary buffer * @param bd descriptor for the good/bad block search pattern * @param chip create the table for a specific chip, -1 read all chips. - * Applies only if NAND_BBT_PERCHIP option is set + * Applies only if NAND_BBT_PERCHIP option is set * * Create a bad block table by scanning the device * for the given good/bad block identify pattern @@ -156,8 +156,8 @@ static int onenand_isbad_bbt(struct mtd_info *mtd, loff_t offs, int allowbbt) res = (bbm->bbt[block >> 3] >> (block & 0x06)) & 0x03; MTDDEBUG (MTD_DEBUG_LEVEL2, - "onenand_isbad_bbt: bbt info for offs 0x%08x: (block %d) 0x%02x\n", - (unsigned int)offs, block >> 1, res); + "onenand_isbad_bbt: bbt info for offs 0x%08x: (block %d) 0x%02x\n", + (unsigned int)offs, block >> 1, res); switch ((int)res) { case 0x00: diff --git a/drivers/mtd/onenand/onenand_uboot.c b/drivers/mtd/onenand/onenand_uboot.c index 08082f3ede..4541b22177 100644 --- a/drivers/mtd/onenand/onenand_uboot.c +++ b/drivers/mtd/onenand/onenand_uboot.c @@ -26,9 +26,17 @@ void onenand_init(void) memset(&onenand_mtd, 0, sizeof(struct mtd_info)); memset(&onenand_chip, 0, sizeof(struct onenand_chip)); - onenand_chip.base = (void *) CONFIG_SYS_ONENAND_BASE; onenand_mtd.priv = &onenand_chip; +#ifdef CONFIG_USE_ONENAND_BOARD_INIT + /* + * It's used for some board init required + */ + onenand_board_init(&onenand_mtd); +#else + onenand_chip.base = (void *) CONFIG_SYS_ONENAND_BASE; +#endif + onenand_scan(&onenand_mtd, 1); puts("OneNAND: "); diff --git a/include/configs/ASH405.h b/include/configs/ASH405.h index a694083d5f..a11a9b8dba 100644 --- a/include/configs/ASH405.h +++ b/include/configs/ASH405.h @@ -150,7 +150,6 @@ *----------------------------------------------------------------------- */ #define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND_BASE } -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND devices */ #define NAND_BIG_DELAY_US 25 diff --git a/include/configs/CATcenter.h b/include/configs/CATcenter.h index a44f3e16cc..1e36660771 100644 --- a/include/configs/CATcenter.h +++ b/include/configs/CATcenter.h @@ -219,7 +219,6 @@ #define NAND_ChipID_UNKNOWN 0x00 #define NAND_MAX_FLOORS 1 -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_NAND0_CE (0x80000000 >> 1) /* our CE is GPIO1 */ #define CONFIG_SYS_NAND0_CLE (0x80000000 >> 2) /* our CLE is GPIO2 */ diff --git a/include/configs/CMS700.h b/include/configs/CMS700.h index d0e246409d..eebce38e70 100644 --- a/include/configs/CMS700.h +++ b/include/configs/CMS700.h @@ -157,7 +157,6 @@ *----------------------------------------------------------------------- */ #define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND_BASE } -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND devices */ #define NAND_BIG_DELAY_US 25 diff --git a/include/configs/DU440.h b/include/configs/DU440.h index 729153c2ef..85c0e612b2 100644 --- a/include/configs/DU440.h +++ b/include/configs/DU440.h @@ -411,7 +411,6 @@ int du440_phy_addr(int devnum); * NAND FLASH */ #define CONFIG_SYS_MAX_NAND_DEVICE 2 -#define NAND_MAX_CHIPS CONFIG_SYS_MAX_NAND_DEVICE #define CONFIG_SYS_NAND_SELECT_DEVICE 1 /* nand driver supports mutipl. chips */ #define CONFIG_SYS_NAND_BASE_LIST {CONFIG_SYS_NAND0_ADDR + CONFIG_SYS_NAND0_CS, \ CONFIG_SYS_NAND1_ADDR + CONFIG_SYS_NAND1_CS} diff --git a/include/configs/G2000.h b/include/configs/G2000.h index d299044cb2..b445faecba 100644 --- a/include/configs/G2000.h +++ b/include/configs/G2000.h @@ -205,7 +205,6 @@ #define NAND_ChipID_UNKNOWN 0x00 #define NAND_MAX_FLOORS 1 -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_NAND_CE (0x80000000 >> 1) /* our CE is GPIO1 */ #define CONFIG_SYS_NAND_CLE (0x80000000 >> 2) /* our CLE is GPIO2 */ diff --git a/include/configs/HH405.h b/include/configs/HH405.h index 80e59bb266..e5de8ef01d 100644 --- a/include/configs/HH405.h +++ b/include/configs/HH405.h @@ -209,7 +209,6 @@ *----------------------------------------------------------------------- */ #define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND_BASE } -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND devices */ #define NAND_BIG_DELAY_US 25 diff --git a/include/configs/HUB405.h b/include/configs/HUB405.h index b3c7046fc3..1106b0dcf0 100644 --- a/include/configs/HUB405.h +++ b/include/configs/HUB405.h @@ -149,7 +149,6 @@ *----------------------------------------------------------------------- */ #define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND_BASE } -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND devices */ #define NAND_BIG_DELAY_US 25 diff --git a/include/configs/IDS8247.h b/include/configs/IDS8247.h index a610ac9c23..fbcbddb408 100644 --- a/include/configs/IDS8247.h +++ b/include/configs/IDS8247.h @@ -275,7 +275,6 @@ #define NAND_ChipID_UNKNOWN 0x00 #define NAND_MAX_FLOORS 1 -#define NAND_MAX_CHIPS 1 #define NAND_DISABLE_CE(nand) do \ { \ diff --git a/include/configs/M5329EVB.h b/include/configs/M5329EVB.h index c207947ff6..1f1586a215 100644 --- a/include/configs/M5329EVB.h +++ b/include/configs/M5329EVB.h @@ -215,7 +215,6 @@ # define CONFIG_SYS_NAND_BASE CONFIG_SYS_CS2_BASE # define CONFIG_SYS_NAND_SIZE 1 # define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND_BASE } -# define NAND_MAX_CHIPS 1 # define NAND_ALLOW_ERASE_ALL 1 # define CONFIG_JFFS2_NAND 1 # define CONFIG_JFFS2_DEV "nand0" diff --git a/include/configs/M5373EVB.h b/include/configs/M5373EVB.h index a1bc32a6d8..19916876d3 100644 --- a/include/configs/M5373EVB.h +++ b/include/configs/M5373EVB.h @@ -215,7 +215,6 @@ # define CONFIG_SYS_NAND_BASE CONFIG_SYS_CS2_BASE # define CONFIG_SYS_NAND_SIZE 1 # define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND_BASE } -# define NAND_MAX_CHIPS 1 # define NAND_ALLOW_ERASE_ALL 1 # define CONFIG_JFFS2_NAND 1 # define CONFIG_JFFS2_DEV "nand0" diff --git a/include/configs/MPC8313ERDB.h b/include/configs/MPC8313ERDB.h index fc3fa13c7a..58a26e117e 100644 --- a/include/configs/MPC8313ERDB.h +++ b/include/configs/MPC8313ERDB.h @@ -232,7 +232,6 @@ #endif #define CONFIG_SYS_MAX_NAND_DEVICE 1 -#define NAND_MAX_CHIPS 1 #define CONFIG_MTD_NAND_VERIFY_WRITE #define CONFIG_CMD_NAND 1 #define CONFIG_NAND_FSL_ELBC 1 diff --git a/include/configs/MPC8315ERDB.h b/include/configs/MPC8315ERDB.h index add65f03d0..e4ada652b5 100644 --- a/include/configs/MPC8315ERDB.h +++ b/include/configs/MPC8315ERDB.h @@ -166,7 +166,7 @@ #undef CONFIG_SYS_RAMBOOT #endif -#define CONFIG_SYS_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Mon */ +#define CONFIG_SYS_MONITOR_LEN (384 * 1024) /* Reserve 384 kB for Mon */ #define CONFIG_SYS_MALLOC_LEN (512 * 1024) /* Reserved for malloc */ /* @@ -223,15 +223,16 @@ */ #define CONFIG_SYS_NAND_BASE 0xE0600000 /* 0xE0600000 */ #define CONFIG_SYS_MAX_NAND_DEVICE 1 -#define NAND_MAX_CHIPS 1 -#define CONFIG_MTD_NAND_VERIFY_WRITE +#define CONFIG_MTD_NAND_VERIFY_WRITE 1 +#define CONFIG_CMD_NAND 1 +#define CONFIG_NAND_FSL_ELBC 1 -#define CONFIG_SYS_BR1_PRELIM ( CONFIG_SYS_NAND_BASE \ +#define CONFIG_SYS_BR1_PRELIM ( CONFIG_SYS_NAND_BASE \ | (2<<BR_DECC_SHIFT) /* Use HW ECC */ \ | BR_PS_8 /* Port Size = 8 bit */ \ | BR_MS_FCM /* MSEL = FCM */ \ | BR_V ) /* valid */ -#define CONFIG_SYS_OR1_PRELIM ( 0xFFFF8000 /* length 32K */ \ +#define CONFIG_SYS_OR1_PRELIM ( 0xFFFF8000 /* length 32K */ \ | OR_FCM_CSCT \ | OR_FCM_CST \ | OR_FCM_CHT \ diff --git a/include/configs/MPC8360ERDK.h b/include/configs/MPC8360ERDK.h index a4f2862c4d..c20f86aa23 100644 --- a/include/configs/MPC8360ERDK.h +++ b/include/configs/MPC8360ERDK.h @@ -211,7 +211,6 @@ #define CONFIG_CMD_NAND 1 #define CONFIG_NAND_FSL_UPM 1 #define CONFIG_SYS_MAX_NAND_DEVICE 1 -#define NAND_MAX_CHIPS 1 #define CONFIG_MTD_NAND_VERIFY_WRITE #define CONFIG_SYS_LBLAWBAR1_PRELIM CONFIG_SYS_NAND_BASE diff --git a/include/configs/MPC837XEMDS.h b/include/configs/MPC837XEMDS.h index d49155fce0..dbffb7121a 100644 --- a/include/configs/MPC837XEMDS.h +++ b/include/configs/MPC837XEMDS.h @@ -271,7 +271,6 @@ #define CONFIG_CMD_NAND 1 #define CONFIG_MTD_NAND_VERIFY_WRITE 1 #define CONFIG_SYS_MAX_NAND_DEVICE 1 -#define NAND_MAX_CHIPS 1 #define CONFIG_NAND_FSL_ELBC 1 #define CONFIG_SYS_NAND_BASE 0xE0600000 /* 0xE0600000 */ diff --git a/include/configs/MPC8536DS.h b/include/configs/MPC8536DS.h index 532c3df773..505c48be2b 100644 --- a/include/configs/MPC8536DS.h +++ b/include/configs/MPC8536DS.h @@ -248,7 +248,6 @@ extern unsigned long get_board_ddr_clk(unsigned long dummy); CONFIG_SYS_NAND_BASE + 0x80000, \ CONFIG_SYS_NAND_BASE + 0xC0000} #define CONFIG_SYS_MAX_NAND_DEVICE 4 -#define NAND_MAX_CHIPS 1 #define CONFIG_MTD_NAND_VERIFY_WRITE #define CONFIG_CMD_NAND 1 #define CONFIG_NAND_FSL_ELBC 1 diff --git a/include/configs/MPC8572DS.h b/include/configs/MPC8572DS.h index 6c7a364545..f84cc7e9c1 100644 --- a/include/configs/MPC8572DS.h +++ b/include/configs/MPC8572DS.h @@ -267,7 +267,6 @@ extern unsigned long get_board_ddr_clk(unsigned long dummy); CONFIG_SYS_NAND_BASE + 0x80000,\ CONFIG_SYS_NAND_BASE + 0xC0000} #define CONFIG_SYS_MAX_NAND_DEVICE 4 -#define NAND_MAX_CHIPS 1 #define CONFIG_MTD_NAND_VERIFY_WRITE #define CONFIG_CMD_NAND 1 #define CONFIG_NAND_FSL_ELBC 1 diff --git a/include/configs/NC650.h b/include/configs/NC650.h index 423ca71c81..0b97f0ce66 100644 --- a/include/configs/NC650.h +++ b/include/configs/NC650.h @@ -250,7 +250,6 @@ * NAND flash support */ #define CONFIG_SYS_MAX_NAND_DEVICE 1 -#define NAND_MAX_CHIPS 1 /*----------------------------------------------------------------------- * SYPCR - System Protection Control 11-9 diff --git a/include/configs/NETPHONE.h b/include/configs/NETPHONE.h index 34de94797c..2d04d89251 100644 --- a/include/configs/NETPHONE.h +++ b/include/configs/NETPHONE.h @@ -514,7 +514,6 @@ #define ADDR_COLUMN_PAGE 3 #define NAND_ChipID_UNKNOWN 0x00 #define NAND_MAX_FLOORS 1 -#define NAND_MAX_CHIPS 1 /* ALE = PD17, CLE = PE18, CE = PE20, F_RY_BY = PE31 */ #define NAND_DISABLE_CE(nand) \ diff --git a/include/configs/NETTA.h b/include/configs/NETTA.h index 004b3c8a41..34fdba59c0 100644 --- a/include/configs/NETTA.h +++ b/include/configs/NETTA.h @@ -633,7 +633,6 @@ #define ADDR_COLUMN_PAGE 3 #define NAND_ChipID_UNKNOWN 0x00 #define NAND_MAX_FLOORS 1 -#define NAND_MAX_CHIPS 1 /* ALE = PD3, CLE = PD4, CE = PD5, F_RY_BY = PC13 */ #define NAND_DISABLE_CE(nand) \ diff --git a/include/configs/NETTA2.h b/include/configs/NETTA2.h index 70995faed1..4a27027912 100644 --- a/include/configs/NETTA2.h +++ b/include/configs/NETTA2.h @@ -515,7 +515,6 @@ #define ADDR_COLUMN_PAGE 3 #define NAND_ChipID_UNKNOWN 0x00 #define NAND_MAX_FLOORS 1 -#define NAND_MAX_CHIPS 1 /* ALE = PD17, CLE = PE18, CE = PE20, F_RY_BY = PE31 */ #define NAND_DISABLE_CE(nand) \ diff --git a/include/configs/NETVIA.h b/include/configs/NETVIA.h index 87c920f421..f97bdcb72d 100644 --- a/include/configs/NETVIA.h +++ b/include/configs/NETVIA.h @@ -411,7 +411,6 @@ #define ADDR_COLUMN_PAGE 3 #define NAND_ChipID_UNKNOWN 0x00 #define NAND_MAX_FLOORS 1 -#define NAND_MAX_CHIPS 1 #define NAND_DISABLE_CE(nand) \ do { \ diff --git a/include/configs/PLU405.h b/include/configs/PLU405.h index 11ce0080f9..e9f16461ef 100644 --- a/include/configs/PLU405.h +++ b/include/configs/PLU405.h @@ -173,7 +173,6 @@ * NAND-FLASH stuff */ #define CONFIG_SYS_NAND_BASE_LIST {CONFIG_SYS_NAND_BASE} -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND devices */ #define NAND_BIG_DELAY_US 25 diff --git a/include/configs/PMC440.h b/include/configs/PMC440.h index f9f10021bc..fc48bc1db6 100644 --- a/include/configs/PMC440.h +++ b/include/configs/PMC440.h @@ -505,7 +505,6 @@ * NAND FLASH *----------------------------------------------------------------------*/ #define CONFIG_SYS_MAX_NAND_DEVICE 1 -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_NAND_BASE (CONFIG_SYS_NAND_ADDR + CONFIG_SYS_NAND_CS) #define CONFIG_SYS_NAND_SELECT_DEVICE 1 /* nand driver supports mutipl. chips */ #define CONFIG_SYS_NAND_QUIET_TEST 1 diff --git a/include/configs/PPChameleonEVB.h b/include/configs/PPChameleonEVB.h index 09a96417f5..d4322b6baf 100644 --- a/include/configs/PPChameleonEVB.h +++ b/include/configs/PPChameleonEVB.h @@ -224,8 +224,6 @@ #define NAND_BIG_DELAY_US 25 #define CONFIG_SYS_MAX_NAND_DEVICE 2 /* Max number of NAND devices */ -#define NAND_MAX_CHIPS 1 - #define CONFIG_SYS_NAND0_CE (0x80000000 >> 1) /* our CE is GPIO1 */ #define CONFIG_SYS_NAND0_RDY (0x80000000 >> 4) /* our RDY is GPIO4 */ #define CONFIG_SYS_NAND0_CLE (0x80000000 >> 2) /* our CLE is GPIO2 */ diff --git a/include/configs/SXNI855T.h b/include/configs/SXNI855T.h index 7fc455b8c9..9857bf605c 100644 --- a/include/configs/SXNI855T.h +++ b/include/configs/SXNI855T.h @@ -206,7 +206,6 @@ #define NAND_ChipID_UNKNOWN 0x00 #define NAND_MAX_FLOORS 1 -#define NAND_MAX_CHIPS 1 /* DFBUSY is available on Port C, bit 12; 0 if busy */ #define NAND_WAIT_READY(nand) \ diff --git a/include/configs/TQM8272.h b/include/configs/TQM8272.h index 1915a73a60..9cac696b98 100644 --- a/include/configs/TQM8272.h +++ b/include/configs/TQM8272.h @@ -424,7 +424,6 @@ #define CONFIG_SYS_NAND3_BASE (CONFIG_SYS_NAND2_BASE + CONFIG_SYS_NAND_CS_DIST) #define CONFIG_SYS_MAX_NAND_DEVICE 4 /* Max number of NAND devices */ -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND0_BASE, \ CONFIG_SYS_NAND1_BASE, \ diff --git a/include/configs/TQM85xx.h b/include/configs/TQM85xx.h index 6d205a7a14..f5831ebaff 100644 --- a/include/configs/TQM85xx.h +++ b/include/configs/TQM85xx.h @@ -363,7 +363,6 @@ #define CONFIG_SYS_NAND3_BASE (CONFIG_SYS_NAND2_BASE + CONFIG_SYS_NAND_CS_DIST) #define CONFIG_SYS_MAX_NAND_DEVICE 2 /* Max number of NAND devices */ -#define NAND_MAX_CHIPS 1 #if (CONFIG_SYS_MAX_NAND_DEVICE == 1) #define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND0_BASE } diff --git a/include/configs/VCMA9.h b/include/configs/VCMA9.h index 0bc2f68899..83d0d56c1e 100644 --- a/include/configs/VCMA9.h +++ b/include/configs/VCMA9.h @@ -264,7 +264,6 @@ #define NAND_ChipID_UNKNOWN 0x00 #define NAND_MAX_FLOORS 1 -#define NAND_MAX_CHIPS 1 #define NAND_WAIT_READY(nand) NF_WaitRB() diff --git a/include/configs/VOH405.h b/include/configs/VOH405.h index 10ef620d82..f173bcc9be 100644 --- a/include/configs/VOH405.h +++ b/include/configs/VOH405.h @@ -159,7 +159,6 @@ *----------------------------------------------------------------------- */ #define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND_BASE } -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND devices */ #define NAND_BIG_DELAY_US 25 diff --git a/include/configs/WUH405.h b/include/configs/WUH405.h index 01cdf3a6f3..de6e12f510 100644 --- a/include/configs/WUH405.h +++ b/include/configs/WUH405.h @@ -147,7 +147,6 @@ *----------------------------------------------------------------------- */ #define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND_BASE } -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND devices */ #define NAND_BIG_DELAY_US 25 diff --git a/include/configs/acadia.h b/include/configs/acadia.h index 52ccdb5b9d..9ffd86b1ac 100644 --- a/include/configs/acadia.h +++ b/include/configs/acadia.h @@ -262,7 +262,6 @@ * NAND FLASH *----------------------------------------------------------------------*/ #define CONFIG_SYS_MAX_NAND_DEVICE 1 -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_NAND_BASE (CONFIG_SYS_NAND_ADDR + CONFIG_SYS_NAND_CS) #define CONFIG_SYS_NAND_SELECT_DEVICE 1 /* nand driver supports mutipl. chips */ diff --git a/include/configs/afeb9260.h b/include/configs/afeb9260.h index d63a1a07fb..e996bbd327 100644 --- a/include/configs/afeb9260.h +++ b/include/configs/afeb9260.h @@ -97,7 +97,6 @@ #define DATAFLASH_TCHS (0x1 << 24) /* NAND flash */ -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_MAX_NAND_DEVICE 1 #define CONFIG_SYS_NAND_BASE 0x40000000 #define CONFIG_SYS_NAND_DBW_8 1 diff --git a/include/configs/alpr.h b/include/configs/alpr.h index 7ce820518e..e6248e9df7 100644 --- a/include/configs/alpr.h +++ b/include/configs/alpr.h @@ -335,7 +335,6 @@ * NAND-FLASH stuff *-----------------------------------------------------------------------*/ #define CONFIG_SYS_MAX_NAND_DEVICE 4 -#define NAND_MAX_CHIPS CONFIG_SYS_MAX_NAND_DEVICE #define CONFIG_SYS_NAND_BASE 0xF0000000 /* NAND FLASH Base Address */ #define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND_BASE + 0, CONFIG_SYS_NAND_BASE + 2, \ CONFIG_SYS_NAND_BASE + 4, CONFIG_SYS_NAND_BASE + 6 } diff --git a/include/configs/at91cap9adk.h b/include/configs/at91cap9adk.h index b2baf1b348..f1c5526d67 100644 --- a/include/configs/at91cap9adk.h +++ b/include/configs/at91cap9adk.h @@ -118,7 +118,6 @@ #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* NAND flash */ -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_MAX_NAND_DEVICE 1 #define CONFIG_SYS_NAND_BASE 0x40000000 #define CONFIG_SYS_NAND_DBW_8 1 diff --git a/include/configs/at91rm9200dk.h b/include/configs/at91rm9200dk.h index c7e83ccfc1..5a980d353e 100644 --- a/include/configs/at91rm9200dk.h +++ b/include/configs/at91rm9200dk.h @@ -129,7 +129,6 @@ #define NAND_ChipID_UNKNOWN 0x00 #define NAND_MAX_FLOORS 1 -#define NAND_MAX_CHIPS 1 #define AT91_SMART_MEDIA_ALE (1 << 22) /* our ALE is AD22 */ #define AT91_SMART_MEDIA_CLE (1 << 21) /* our CLE is AD21 */ diff --git a/include/configs/at91sam9260ek.h b/include/configs/at91sam9260ek.h index 15389296f2..4501cae3c8 100644 --- a/include/configs/at91sam9260ek.h +++ b/include/configs/at91sam9260ek.h @@ -100,7 +100,6 @@ #define DATAFLASH_TCHS (0x1 << 24) /* NAND flash */ -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_MAX_NAND_DEVICE 1 #define CONFIG_SYS_NAND_BASE 0x40000000 #define CONFIG_SYS_NAND_DBW_8 1 diff --git a/include/configs/at91sam9261ek.h b/include/configs/at91sam9261ek.h index 0016b4fbfb..668fe3b08b 100644 --- a/include/configs/at91sam9261ek.h +++ b/include/configs/at91sam9261ek.h @@ -111,7 +111,6 @@ #define DATAFLASH_TCHS (0x1 << 24) /* NAND flash */ -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_MAX_NAND_DEVICE 1 #define CONFIG_SYS_NAND_BASE 0x40000000 #define CONFIG_SYS_NAND_DBW_8 1 diff --git a/include/configs/at91sam9263ek.h b/include/configs/at91sam9263ek.h index d9ebc87aea..c6603ff1f8 100644 --- a/include/configs/at91sam9263ek.h +++ b/include/configs/at91sam9263ek.h @@ -123,7 +123,6 @@ #endif /* NAND flash */ -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_MAX_NAND_DEVICE 1 #define CONFIG_SYS_NAND_BASE 0x40000000 #define CONFIG_SYS_NAND_DBW_8 1 diff --git a/include/configs/at91sam9rlek.h b/include/configs/at91sam9rlek.h index 35fefc4213..5bef1fe975 100644 --- a/include/configs/at91sam9rlek.h +++ b/include/configs/at91sam9rlek.h @@ -104,7 +104,6 @@ #define CONFIG_SYS_NO_FLASH 1 /* NAND flash */ -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_MAX_NAND_DEVICE 1 #define CONFIG_SYS_NAND_BASE 0x40000000 #define CONFIG_SYS_NAND_DBW_8 1 diff --git a/include/configs/bamboo.h b/include/configs/bamboo.h index f3ffe1ccac..8c4127da08 100644 --- a/include/configs/bamboo.h +++ b/include/configs/bamboo.h @@ -197,7 +197,6 @@ * NAND FLASH *----------------------------------------------------------------------*/ #define CONFIG_SYS_MAX_NAND_DEVICE 2 -#define NAND_MAX_CHIPS CONFIG_SYS_MAX_NAND_DEVICE #define CONFIG_SYS_NAND_BASE (CONFIG_SYS_NAND_ADDR + CONFIG_SYS_NAND_CS) #define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_ADDR + 2 } #define CONFIG_SYS_NAND_SELECT_DEVICE 1 /* nand driver supports mutipl. chips */ diff --git a/include/configs/bf537-stamp.h b/include/configs/bf537-stamp.h index 1b54d3b881..ac5aaa59ae 100644 --- a/include/configs/bf537-stamp.h +++ b/include/configs/bf537-stamp.h @@ -278,7 +278,6 @@ #define ADDR_COLUMN_PAGE 3 #define NAND_ChipID_UNKNOWN 0x00 #define NAND_MAX_FLOORS 1 -#define NAND_MAX_CHIPS 1 #define BFIN_NAND_READY PF3 #define NAND_WAIT_READY(nand) \ diff --git a/include/configs/canyonlands.h b/include/configs/canyonlands.h index faf630496d..d814012c41 100644 --- a/include/configs/canyonlands.h +++ b/include/configs/canyonlands.h @@ -234,7 +234,6 @@ * NAND-FLASH related *----------------------------------------------------------------------*/ #define CONFIG_SYS_MAX_NAND_DEVICE 1 -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_NAND_BASE (CONFIG_SYS_NAND_ADDR + CONFIG_SYS_NAND_CS) #define CONFIG_SYS_NAND_SELECT_DEVICE 1 /* nand driver supports mutipl. chips */ diff --git a/include/configs/csb637.h b/include/configs/csb637.h index 2df77cfa7d..761c0dca39 100644 --- a/include/configs/csb637.h +++ b/include/configs/csb637.h @@ -131,7 +131,6 @@ #define NAND_ChipID_UNKNOWN 0x00 #define NAND_MAX_FLOORS 1 -#define NAND_MAX_CHIPS 1 #define AT91_SMART_MEDIA_ALE (1 << 22) /* our ALE is AD22 */ #define AT91_SMART_MEDIA_CLE (1 << 21) /* our CLE is AD21 */ diff --git a/include/configs/davinci_dvevm.h b/include/configs/davinci_dvevm.h index 6885b2cbde..a727f5625e 100644 --- a/include/configs/davinci_dvevm.h +++ b/include/configs/davinci_dvevm.h @@ -127,7 +127,6 @@ #define CONFIG_SYS_NAND_BASE 0x02000000 #define CONFIG_SYS_NAND_HW_ECC #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND devices */ -#define NAND_MAX_CHIPS 1 #define CONFIG_ENV_OFFSET 0x0 /* Block 0--not used by bootcode */ #define DEF_BOOTM "" #elif defined(CONFIG_SYS_USE_NOR) diff --git a/include/configs/davinci_schmoogie.h b/include/configs/davinci_schmoogie.h index 8d7bcf57cc..22d3808a3d 100644 --- a/include/configs/davinci_schmoogie.h +++ b/include/configs/davinci_schmoogie.h @@ -89,7 +89,6 @@ #define CONFIG_SYS_NAND_BASE 0x02000000 #define CONFIG_SYS_NAND_HW_ECC #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND devices */ -#define NAND_MAX_CHIPS 1 #define CONFIG_ENV_OFFSET 0x0 /* Block 0--not used by bootcode */ /*=====================*/ /* Board related stuff */ diff --git a/include/configs/davinci_sffsdr.h b/include/configs/davinci_sffsdr.h index e9cd5a6621..875bab6f7d 100644 --- a/include/configs/davinci_sffsdr.h +++ b/include/configs/davinci_sffsdr.h @@ -85,7 +85,6 @@ #define CONFIG_SYS_NAND_BASE 0x02000000 #define CONFIG_SYS_NAND_HW_ECC #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND devices */ -#define NAND_MAX_CHIPS 1 #define CONFIG_ENV_OFFSET 0x0 /* Block 0--not used by bootcode */ /* I2C switch definitions for PCA9543 chip */ #define CONFIG_SYS_I2C_PCA9543_ADDR 0x70 diff --git a/include/configs/davinci_sonata.h b/include/configs/davinci_sonata.h index 381eeb7a1f..47ab27a870 100644 --- a/include/configs/davinci_sonata.h +++ b/include/configs/davinci_sonata.h @@ -122,7 +122,6 @@ #define CONFIG_SYS_NAND_BASE 0x02000000 #define CONFIG_SYS_NAND_HW_ECC #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND devices */ -#define NAND_MAX_CHIPS 1 #define CONFIG_ENV_OFFSET 0x0 /* Block 0--not used by bootcode */ #define DEF_BOOTM "" #elif defined(CONFIG_SYS_USE_NOR) diff --git a/include/configs/delta.h b/include/configs/delta.h index 08b28ca8ac..fd97b746f3 100644 --- a/include/configs/delta.h +++ b/include/configs/delta.h @@ -258,7 +258,6 @@ #define NAND_ChipID_UNKNOWN 0x00 #define NAND_MAX_FLOORS 1 -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_NO_FLASH 1 diff --git a/include/configs/kilauea.h b/include/configs/kilauea.h index b943f3153b..4d3ccf568b 100644 --- a/include/configs/kilauea.h +++ b/include/configs/kilauea.h @@ -214,7 +214,6 @@ * NAND FLASH *----------------------------------------------------------------------*/ #define CONFIG_SYS_MAX_NAND_DEVICE 1 -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_NAND_BASE (CONFIG_SYS_NAND_ADDR + CONFIG_SYS_NAND_CS) #define CONFIG_SYS_NAND_SELECT_DEVICE 1 /* nand driver supports mutipl. chips */ diff --git a/include/configs/netstar.h b/include/configs/netstar.h index dda6597844..fab22d16a7 100644 --- a/include/configs/netstar.h +++ b/include/configs/netstar.h @@ -120,7 +120,6 @@ * NAND flash */ #define CONFIG_SYS_MAX_NAND_DEVICE 1 -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_NAND_BASE 0x04000000 + (2 << 23) #define NAND_ALLOW_ERASE_ALL 1 diff --git a/include/configs/omap2420h4.h b/include/configs/omap2420h4.h index d11868e08b..92df0b4fdc 100644 --- a/include/configs/omap2420h4.h +++ b/include/configs/omap2420h4.h @@ -163,7 +163,6 @@ #define NAND_ChipID_UNKNOWN 0x00 #define NAND_MAX_FLOORS 1 -#define NAND_MAX_CHIPS 1 #define WRITE_NAND_COMMAND(d, adr) do {*(volatile u16 *)0x6800A07C = d;} while(0) #define WRITE_NAND_ADDRESS(d, adr) do {*(volatile u16 *)0x6800A080 = d;} while(0) diff --git a/include/configs/pdnb3.h b/include/configs/pdnb3.h index 8b7890e2c6..f8aac1aba3 100644 --- a/include/configs/pdnb3.h +++ b/include/configs/pdnb3.h @@ -264,7 +264,6 @@ * NAND-FLASH stuff */ #define CONFIG_SYS_MAX_NAND_DEVICE 1 -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_NAND_BASE 0x51000000 /* NAND FLASH Base Address */ #endif diff --git a/include/configs/quad100hd.h b/include/configs/quad100hd.h index 0f7fca38d5..3ea854becf 100644 --- a/include/configs/quad100hd.h +++ b/include/configs/quad100hd.h @@ -224,7 +224,6 @@ #define CONFIG_SYS_NAND_CE 24 /* our CE is GPIO24 */ #define CONFIG_SYS_NAND_CLE 31 /* our CLE is GPIO31 */ #define CONFIG_SYS_NAND_ALE 30 /* our ALE is GPIO30 */ -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_MAX_NAND_DEVICE 1 #endif diff --git a/include/configs/sbc2410x.h b/include/configs/sbc2410x.h index d7a6ae46c5..bf4a14e004 100644 --- a/include/configs/sbc2410x.h +++ b/include/configs/sbc2410x.h @@ -209,7 +209,6 @@ #define NAND_ChipID_UNKNOWN 0x00 #define NAND_MAX_FLOORS 1 -#define NAND_MAX_CHIPS 1 #define NAND_WAIT_READY(nand) NF_WaitRB() #define NAND_DISABLE_CE(nand) NF_SetCE(NFCE_HIGH) diff --git a/include/configs/sc3.h b/include/configs/sc3.h index d152a9670d..515b09789e 100644 --- a/include/configs/sc3.h +++ b/include/configs/sc3.h @@ -424,7 +424,6 @@ extern unsigned long offsetOfEnvironment; * NAND-FLASH stuff */ #define CONFIG_SYS_MAX_NAND_DEVICE 1 -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_NAND_BASE 0x77D00000 diff --git a/include/configs/sequoia.h b/include/configs/sequoia.h index 9321bdc07b..a3e2fcef44 100644 --- a/include/configs/sequoia.h +++ b/include/configs/sequoia.h @@ -373,7 +373,6 @@ * NAND FLASH */ #define CONFIG_SYS_MAX_NAND_DEVICE 1 -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_NAND_BASE (CONFIG_SYS_NAND_ADDR + CONFIG_SYS_NAND_CS) #define CONFIG_SYS_NAND_SELECT_DEVICE 1 /* nand driver supports mutipl. chips */ diff --git a/include/configs/smdk6400.h b/include/configs/smdk6400.h index 1784cc622c..57c82d1a16 100644 --- a/include/configs/smdk6400.h +++ b/include/configs/smdk6400.h @@ -227,7 +227,6 @@ /* NAND configuration */ #define CONFIG_SYS_MAX_NAND_DEVICE 1 #define CONFIG_SYS_NAND_BASE 0x70200010 -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_S3C_NAND_HWECC #define CONFIG_SYS_NAND_SKIP_BAD_DOT_I 1 /* ".i" read skips bad blocks */ diff --git a/include/configs/socrates.h b/include/configs/socrates.h index cbf04e3f2d..becd13eace 100644 --- a/include/configs/socrates.h +++ b/include/configs/socrates.h @@ -186,7 +186,6 @@ #define CONFIG_SYS_NAND_BASE (CONFIG_SYS_FPGA_BASE + 0x70) #define CONFIG_SYS_MAX_NAND_DEVICE 1 -#define NAND_MAX_CHIPS 1 #define CONFIG_CMD_NAND /* LIME GDC */ diff --git a/include/configs/stxxtc.h b/include/configs/stxxtc.h index bc078cf376..5a5f7728f5 100644 --- a/include/configs/stxxtc.h +++ b/include/configs/stxxtc.h @@ -464,7 +464,6 @@ #define ADDR_COLUMN_PAGE 3 #define NAND_ChipID_UNKNOWN 0x00 #define NAND_MAX_FLOORS 1 -#define NAND_MAX_CHIPS 1 /* ALE = PC15, CLE = PB23, CE = PA7, F_RY_BY = PA6 */ #define NAND_DISABLE_CE(nand) \ diff --git a/include/configs/zylonite.h b/include/configs/zylonite.h index 53397d807f..f30eca1d24 100644 --- a/include/configs/zylonite.h +++ b/include/configs/zylonite.h @@ -227,7 +227,6 @@ #define NAND_ChipID_UNKNOWN 0x00 #define NAND_MAX_FLOORS 1 -#define NAND_MAX_CHIPS 1 #define CONFIG_SYS_NO_FLASH 1 diff --git a/include/linux/mtd/bbm.h b/include/linux/mtd/bbm.h index abf8f1a7e8..7db25465df 100644 --- a/include/linux/mtd/bbm.h +++ b/include/linux/mtd/bbm.h @@ -18,8 +18,8 @@ #define __LINUX_MTD_BBM_H /* The maximum number of NAND chips in an array */ -#ifndef NAND_MAX_CHIPS -#define NAND_MAX_CHIPS 8 +#ifndef CONFIG_SYS_NAND_MAX_CHIPS +#define CONFIG_SYS_NAND_MAX_CHIPS 1 #endif /** @@ -48,10 +48,10 @@ */ struct nand_bbt_descr { int options; - int pages[NAND_MAX_CHIPS]; + int pages[CONFIG_SYS_NAND_MAX_CHIPS]; int offs; int veroffs; - uint8_t version[NAND_MAX_CHIPS]; + uint8_t version[CONFIG_SYS_NAND_MAX_CHIPS]; int len; int maxblocks; int reserved_block_code; diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h index 24ad2bdaa1..a4ad5711d6 100644 --- a/include/linux/mtd/nand.h +++ b/include/linux/mtd/nand.h @@ -46,11 +46,6 @@ extern void nand_release (struct mtd_info *mtd); /* Internal helper for board drivers which need to override command function */ extern void nand_wait_ready(struct mtd_info *mtd); -/* The maximum number of NAND chips in an array */ -#ifndef NAND_MAX_CHIPS -#define NAND_MAX_CHIPS 8 -#endif - /* This constant declares the max. oobsize / page, which * is supported now. If you add a chip with bigger oobsize/page * adjust this accordingly. @@ -477,10 +472,6 @@ struct nand_manufacturers { extern struct nand_flash_dev nand_flash_ids[]; extern struct nand_manufacturers nand_manuf_ids[]; -#ifndef NAND_MAX_CHIPS -#define NAND_MAX_CHIPS 8 -#endif - extern int nand_scan_bbt(struct mtd_info *mtd, struct nand_bbt_descr *bd); extern int nand_update_bbt(struct mtd_info *mtd, loff_t offs); extern int nand_default_bbt(struct mtd_info *mtd); diff --git a/include/linux/mtd/nand_legacy.h b/include/linux/mtd/nand_legacy.h index 99eafbbcdc..4334448146 100644 --- a/include/linux/mtd/nand_legacy.h +++ b/include/linux/mtd/nand_legacy.h @@ -40,6 +40,11 @@ #error This module is for the legacy NAND support #endif +/* The maximum number of NAND chips in an array */ +#ifndef CONFIG_SYS_NAND_MAX_CHIPS +#define CONFIG_SYS_NAND_MAX_CHIPS 1 +#endif + /* * Standard NAND flash commands */ diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h index 4467c2bb2d..2597e347b4 100644 --- a/include/linux/mtd/onenand.h +++ b/include/linux/mtd/onenand.h @@ -30,14 +30,10 @@ extern void onenand_release (struct mtd_info *mtd); /** * struct onenand_bufferram - OneNAND BufferRAM Data - * @param block block address in BufferRAM - * @param page page address in BufferRAM - * @param valid valid flag + * @param blockpage block & page address in BufferRAM */ struct onenand_bufferram { - int block; - int page; - int valid; + int blockpage; }; /** @@ -70,6 +66,8 @@ struct onenand_chip { void __iomem *base; unsigned int chipsize; unsigned int device_id; + unsigned int version_id; + unsigned int density_mask; unsigned int options; unsigned int erase_shift; @@ -81,26 +79,36 @@ struct onenand_chip { unsigned int bufferram_index; struct onenand_bufferram bufferram[MAX_BUFFERRAM]; - int (*command) (struct mtd_info * mtd, int cmd, loff_t address, + int (*command) (struct mtd_info *mtd, int cmd, loff_t address, size_t len); - int (*wait) (struct mtd_info * mtd, int state); - int (*read_bufferram) (struct mtd_info * mtd, int area, + int (*wait) (struct mtd_info *mtd, int state); + int (*bbt_wait) (struct mtd_info *mtd, int state); + int (*read_bufferram) (struct mtd_info *mtd, loff_t addr, int area, unsigned char *buffer, int offset, size_t count); - int (*write_bufferram) (struct mtd_info * mtd, int area, + int (*read_spareram) (struct mtd_info *mtd, loff_t addr, int area, + unsigned char *buffer, int offset, size_t count); + int (*write_bufferram) (struct mtd_info *mtd, loff_t addr, int area, const unsigned char *buffer, int offset, size_t count); - unsigned short (*read_word) (void __iomem * addr); - void (*write_word) (unsigned short value, void __iomem * addr); - void (*mmcontrol) (struct mtd_info * mtd, int sync_read); + unsigned short (*read_word) (void __iomem *addr); + void (*write_word) (unsigned short value, void __iomem *addr); + void (*mmcontrol) (struct mtd_info *mtd, int sync_read); int (*block_markbad)(struct mtd_info *mtd, loff_t ofs); int (*scan_bbt)(struct mtd_info *mtd); + unsigned char *main_buf; + unsigned char *spare_buf; +#ifdef DONT_USE_UBOOT + spinlock_t chip_lock; + wait_queue_head_t wq; +#endif int state; - unsigned char *page_buf; - unsigned char *oob_buf; + unsigned char *page_buf; + unsigned char *oob_buf; struct nand_oobinfo *autooob; - struct nand_ecclayout *ecclayout; + int subpagesize; + struct nand_ecclayout *ecclayout; void *bbm; @@ -125,7 +133,9 @@ struct onenand_chip { /* * Options bits */ -#define ONENAND_CONT_LOCK (0x0001) +#define ONENAND_HAS_CONT_LOCK (0x0001) +#define ONENAND_HAS_UNLOCK_ALL (0x0002) +#define ONENAND_HAS_2PLANE (0x0004) #define ONENAND_PAGEBUF_ALLOC (0x1000) #define ONENAND_OOBBUF_ALLOC (0x2000) @@ -133,7 +143,6 @@ struct onenand_chip { * OneNAND Flash Manufacturer ID Codes */ #define ONENAND_MFR_SAMSUNG 0xec -#define ONENAND_MFR_UNKNOWN 0x00 /** * struct nand_manufacturers - NAND Flash Manufacturer ID Structure diff --git a/include/linux/mtd/onenand_regs.h b/include/linux/mtd/onenand_regs.h index a245e14bf9..fc63380d92 100644 --- a/include/linux/mtd/onenand_regs.h +++ b/include/linux/mtd/onenand_regs.h @@ -119,6 +119,7 @@ #define ONENAND_CMD_UNLOCK (0x23) #define ONENAND_CMD_LOCK (0x2A) #define ONENAND_CMD_LOCK_TIGHT (0x2C) +#define ONENAND_CMD_UNLOCK_ALL (0x27) #define ONENAND_CMD_ERASE (0x94) #define ONENAND_CMD_RESET (0xF0) #define ONENAND_CMD_READID (0x90) diff --git a/include/nand.h b/include/nand.h index b4f316f71a..065a42c3ee 100644 --- a/include/nand.h +++ b/include/nand.h @@ -31,6 +31,8 @@ extern void nand_init(void); #include <linux/mtd/mtd.h> #include <linux/mtd/nand.h> +extern int board_nand_init(struct nand_chip *nand); + typedef struct mtd_info nand_info_t; extern int nand_curr_device; diff --git a/include/onenand_uboot.h b/include/onenand_uboot.h index e9602574b7..5a4fded270 100644 --- a/include/onenand_uboot.h +++ b/include/onenand_uboot.h @@ -15,25 +15,29 @@ #define __UBOOT_ONENAND_H #include <linux/types.h> -#include <linux/mtd/mtd.h> struct mtd_info; struct erase_info; +struct onenand_chip; extern struct mtd_info onenand_mtd; +/* board */ +extern void onenand_board_init(struct mtd_info *); + /* Functions */ extern void onenand_init(void); extern int onenand_read(struct mtd_info *mtd, loff_t from, size_t len, size_t * retlen, u_char * buf); -extern int onenand_read_oob(struct mtd_info *mtd, loff_t from, - struct mtd_oob_ops *ops); +extern int onenand_read_oob(struct mtd_info *mtd, loff_t from, struct mtd_oob_ops *ops); extern int onenand_write(struct mtd_info *mtd, loff_t from, size_t len, size_t * retlen, const u_char * buf); extern int onenand_erase(struct mtd_info *mtd, struct erase_info *instr); -extern int onenand_unlock(struct mtd_info *mtd, loff_t ofs, size_t len); +extern char *onenand_print_device_info(int device, int version); -extern char *onenand_print_device_info(int device); +/* S3C64xx */ +extern void s3c64xx_onenand_init(struct mtd_info *); +extern void s3c64xx_set_width_regs(struct onenand_chip *); #endif /* __UBOOT_ONENAND_H */ diff --git a/nand_spl/board/freescale/mpc8313erdb/Makefile b/nand_spl/board/freescale/mpc8313erdb/Makefile index 3da1b1fffb..1a8f6ff2c7 100644 --- a/nand_spl/board/freescale/mpc8313erdb/Makefile +++ b/nand_spl/board/freescale/mpc8313erdb/Makefile @@ -34,7 +34,8 @@ AFLAGS += -DCONFIG_NAND_SPL CFLAGS += -DCONFIG_NAND_SPL SOBJS = start.o ticks.o -COBJS = nand_boot_fsl_elbc.o $(BOARD).o sdram.o ns16550.o nand_init.o time.o +COBJS = nand_boot_fsl_elbc.o $(BOARD).o sdram.o ns16550.o nand_init.o \ + time.o cache.o SRCS := $(addprefix $(obj),$(SOBJS:.o=.S) $(COBJS:.o=.c)) OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) @@ -79,6 +80,9 @@ $(obj)ns16550.c: $(obj)nand_init.c: ln -sf $(SRCTREE)/cpu/mpc83xx/nand_init.c $(obj)nand_init.c +$(obj)cache.c: + ln -sf $(SRCTREE)/lib_ppc/cache.c $(obj)cache.c + $(obj)time.c: ln -sf $(SRCTREE)/lib_ppc/time.c $(obj)time.c diff --git a/nand_spl/nand_boot_fsl_elbc.c b/nand_spl/nand_boot_fsl_elbc.c index 4a961ea7b0..0d0c44e1e3 100644 --- a/nand_spl/nand_boot_fsl_elbc.c +++ b/nand_spl/nand_boot_fsl_elbc.c @@ -143,6 +143,11 @@ void nand_boot(void) * Jump to U-Boot image */ puts("transfering control\n"); + /* + * Clean d-cache and invalidate i-cache, to + * make sure that no stale data is executed. + */ + flush_cache(CONFIG_SYS_NAND_U_BOOT_DST, CONFIG_SYS_NAND_U_BOOT_SIZE); uboot = (void *)CONFIG_SYS_NAND_U_BOOT_START; uboot(); } |
