diff options
Diffstat (limited to 'drivers/mtd/nand/raw/nand_hynix.c')
| -rw-r--r-- | drivers/mtd/nand/raw/nand_hynix.c | 48 |
1 files changed, 32 insertions, 16 deletions
diff --git a/drivers/mtd/nand/raw/nand_hynix.c b/drivers/mtd/nand/raw/nand_hynix.c index 343f477362d1..94ea8c593589 100644 --- a/drivers/mtd/nand/raw/nand_hynix.c +++ b/drivers/mtd/nand/raw/nand_hynix.c @@ -418,24 +418,27 @@ static void hynix_nand_extract_oobsize(struct nand_chip *chip, bool valid_jedecid) { struct mtd_info *mtd = nand_to_mtd(chip); + struct nand_memory_organization *memorg; u8 oobsize; + memorg = nanddev_get_memorg(&chip->base); + oobsize = ((chip->id.data[3] >> 2) & 0x3) | ((chip->id.data[3] >> 4) & 0x4); if (valid_jedecid) { switch (oobsize) { case 0: - mtd->oobsize = 2048; + memorg->oobsize = 2048; break; case 1: - mtd->oobsize = 1664; + memorg->oobsize = 1664; break; case 2: - mtd->oobsize = 1024; + memorg->oobsize = 1024; break; case 3: - mtd->oobsize = 640; + memorg->oobsize = 640; break; default: /* @@ -450,25 +453,25 @@ static void hynix_nand_extract_oobsize(struct nand_chip *chip, } else { switch (oobsize) { case 0: - mtd->oobsize = 128; + memorg->oobsize = 128; break; case 1: - mtd->oobsize = 224; + memorg->oobsize = 224; break; case 2: - mtd->oobsize = 448; + memorg->oobsize = 448; break; case 3: - mtd->oobsize = 64; + memorg->oobsize = 64; break; case 4: - mtd->oobsize = 32; + memorg->oobsize = 32; break; case 5: - mtd->oobsize = 16; + memorg->oobsize = 16; break; case 6: - mtd->oobsize = 640; + memorg->oobsize = 640; break; default: /* @@ -492,8 +495,10 @@ static void hynix_nand_extract_oobsize(struct nand_chip *chip, * the actual OOB size for this chip is: 640 * 16k / 8k). */ if (chip->id.data[1] == 0xde) - mtd->oobsize *= mtd->writesize / SZ_8K; + memorg->oobsize *= memorg->pagesize / SZ_8K; } + + mtd->oobsize = memorg->oobsize; } static void hynix_nand_extract_ecc_requirements(struct nand_chip *chip, @@ -609,9 +614,12 @@ static void hynix_nand_extract_scrambling_requirements(struct nand_chip *chip, static void hynix_nand_decode_id(struct nand_chip *chip) { struct mtd_info *mtd = nand_to_mtd(chip); + struct nand_memory_organization *memorg; bool valid_jedecid; u8 tmp; + memorg = nanddev_get_memorg(&chip->base); + /* * Exclude all SLC NANDs from this advanced detection scheme. * According to the ranges defined in several datasheets, it might @@ -625,7 +633,8 @@ static void hynix_nand_decode_id(struct nand_chip *chip) } /* Extract pagesize */ - mtd->writesize = 2048 << (chip->id.data[3] & 0x03); + memorg->pagesize = 2048 << (chip->id.data[3] & 0x03); + mtd->writesize = memorg->pagesize; tmp = (chip->id.data[3] >> 4) & 0x3; /* @@ -635,12 +644,19 @@ static void hynix_nand_decode_id(struct nand_chip *chip) * The only exception is when ID[3][4:5] == 3 and ID[3][7] == 0, in * this case the erasesize is set to 768KiB. */ - if (chip->id.data[3] & 0x80) + if (chip->id.data[3] & 0x80) { + memorg->pages_per_eraseblock = (SZ_1M << tmp) / + memorg->pagesize; mtd->erasesize = SZ_1M << tmp; - else if (tmp == 3) + } else if (tmp == 3) { + memorg->pages_per_eraseblock = (SZ_512K + SZ_256K) / + memorg->pagesize; mtd->erasesize = SZ_512K + SZ_256K; - else + } else { + memorg->pages_per_eraseblock = (SZ_128K << tmp) / + memorg->pagesize; mtd->erasesize = SZ_128K << tmp; + } /* * Modern Toggle DDR NANDs have a valid JEDECID even though they are |