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Merge branch 'master' of git://git.denx.de/u-boot-nand-flash

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This commit is contained in:
Wolfgang Denk
2011-04-20 22:50:22 +02:00
parent a94028338c e1f703810e
commit afe0414b2e
7 changed files with 50 additions and 30 deletions
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22
drivers/mtd/nand/nand_base.c
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@@ -2461,20 +2461,24 @@ static int nand_flash_detect_onfi(struct mtd_info *mtd,
/* check version */
val = le16_to_cpu(p->revision);
if (val == 1 || val > (1 << 4)) {
printk(KERN_INFO "%s: unsupported ONFI "
"version: %d\n", __func__, val);
return 0;
}
if (val & (1 << 4))
if (val & (1 << 5))
chip->onfi_version = 23;
else if (val & (1 << 4))
chip->onfi_version = 22;
else if (val & (1 << 3))
chip->onfi_version = 21;
else if (val & (1 << 2))
chip->onfi_version = 20;
else
else if (val & (1 << 1))
chip->onfi_version = 10;
else
chip->onfi_version = 0;
if (!chip->onfi_version) {
printk(KERN_INFO "%s: unsupported ONFI "
"version: %d\n", __func__, val);
return 0;
}
if (!mtd->name)
mtd->name = p->model;
@@ -2482,7 +2486,7 @@ static int nand_flash_detect_onfi(struct mtd_info *mtd,
mtd->writesize = le32_to_cpu(p->byte_per_page);
mtd->erasesize = le32_to_cpu(p->pages_per_block) * mtd->writesize;
mtd->oobsize = le16_to_cpu(p->spare_bytes_per_page);
chip->chipsize = le32_to_cpu(p->blocks_per_lun) * mtd->erasesize;
chip->chipsize = (uint64_t)le32_to_cpu(p->blocks_per_lun) * mtd->erasesize;
*busw = 0;
if (le16_to_cpu(p->features) & 1)
*busw = NAND_BUSWIDTH_16;