diff options
Diffstat (limited to 'drivers/mtd/nand/raw/nand_jedec.c')
| -rw-r--r-- | drivers/mtd/nand/raw/nand_jedec.c | 27 |
1 files changed, 18 insertions, 9 deletions
diff --git a/drivers/mtd/nand/raw/nand_jedec.c b/drivers/mtd/nand/raw/nand_jedec.c index 38b5dc22cb30..9b540e76f84f 100644 --- a/drivers/mtd/nand/raw/nand_jedec.c +++ b/drivers/mtd/nand/raw/nand_jedec.c @@ -22,12 +22,15 @@ int nand_jedec_detect(struct nand_chip *chip) { struct mtd_info *mtd = nand_to_mtd(chip); + struct nand_memory_organization *memorg; struct nand_jedec_params *p; struct jedec_ecc_info *ecc; int jedec_version = 0; char id[5]; int i, val, ret; + memorg = nanddev_get_memorg(&chip->base); + /* Try JEDEC for unknown chip or LP */ ret = nand_readid_op(chip, 0x40, id, sizeof(id)); if (ret || strncmp(id, "JEDEC", sizeof(id))) @@ -81,18 +84,24 @@ int nand_jedec_detect(struct nand_chip *chip) goto free_jedec_param_page; } - mtd->writesize = le32_to_cpu(p->byte_per_page); + memorg->pagesize = le32_to_cpu(p->byte_per_page); + mtd->writesize = memorg->pagesize; /* Please reference to the comment for nand_flash_detect_onfi. */ - mtd->erasesize = 1 << (fls(le32_to_cpu(p->pages_per_block)) - 1); - mtd->erasesize *= mtd->writesize; + memorg->pages_per_eraseblock = + 1 << (fls(le32_to_cpu(p->pages_per_block)) - 1); + mtd->erasesize = memorg->pages_per_eraseblock * memorg->pagesize; + + memorg->oobsize = le16_to_cpu(p->spare_bytes_per_page); + mtd->oobsize = memorg->oobsize; - mtd->oobsize = le16_to_cpu(p->spare_bytes_per_page); + memorg->luns_per_target = p->lun_count; + memorg->planes_per_lun = 1 << p->multi_plane_addr; /* Please reference to the comment for nand_flash_detect_onfi. */ - chip->chipsize = 1 << (fls(le32_to_cpu(p->blocks_per_lun)) - 1); - chip->chipsize *= (uint64_t)mtd->erasesize * p->lun_count; - chip->bits_per_cell = p->bits_per_cell; + memorg->eraseblocks_per_lun = + 1 << (fls(le32_to_cpu(p->blocks_per_lun)) - 1); + memorg->bits_per_cell = p->bits_per_cell; if (le16_to_cpu(p->features) & JEDEC_FEATURE_16_BIT_BUS) chip->options |= NAND_BUSWIDTH_16; @@ -101,8 +110,8 @@ int nand_jedec_detect(struct nand_chip *chip) ecc = &p->ecc_info[0]; if (ecc->codeword_size >= 9) { - chip->ecc_strength_ds = ecc->ecc_bits; - chip->ecc_step_ds = 1 << ecc->codeword_size; + chip->base.eccreq.strength = ecc->ecc_bits; + chip->base.eccreq.step_size = 1 << ecc->codeword_size; } else { pr_warn("Invalid codeword size\n"); } |