diff options
| author | Boris Brezillon <bbrezillon@kernel.org> | 2018-10-25 17:10:37 +0200 |
|---|---|---|
| committer | Miquel Raynal <miquel.raynal@bootlin.com> | 2019-04-08 10:21:12 +0200 |
| commit | 629a442cad5facbebc204ff81e1974f8febab636 (patch) | |
| tree | f24769f38c1fc76c8d6a1d06f08b3b621df361e7 /drivers/mtd/nand/raw/nand_onfi.c | |
| parent | 3020e30af6f81beedfeb4cf4eecc693bba55a6c2 (diff) | |
| download | linux-629a442cad5facbebc204ff81e1974f8febab636.tar.bz2 | |
mtd: rawnand: Fill memorg during detection
If we want to use the generic NAND layer, we need to have the memorg
struct appropriately filled. Patch the detection code to fill this
struct.
Signed-off-by: Boris Brezillon <bbrezillon@kernel.org>
Reviewed-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Diffstat (limited to 'drivers/mtd/nand/raw/nand_onfi.c')
| -rw-r--r-- | drivers/mtd/nand/raw/nand_onfi.c | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/drivers/mtd/nand/raw/nand_onfi.c b/drivers/mtd/nand/raw/nand_onfi.c index d8184cf591ad..f3f59cf37d7f 100644 --- a/drivers/mtd/nand/raw/nand_onfi.c +++ b/drivers/mtd/nand/raw/nand_onfi.c @@ -140,12 +140,15 @@ static void nand_bit_wise_majority(const void **srcbufs, int nand_onfi_detect(struct nand_chip *chip) { struct mtd_info *mtd = nand_to_mtd(chip); + struct nand_memory_organization *memorg; struct nand_onfi_params *p; struct onfi_params *onfi; int onfi_version = 0; char id[4]; int i, ret, val; + memorg = nanddev_get_memorg(&chip->base); + /* Try ONFI for unknown chip or LP */ ret = nand_readid_op(chip, 0x20, id, sizeof(id)); if (ret || strncmp(id, "ONFI", 4)) @@ -221,21 +224,31 @@ int nand_onfi_detect(struct nand_chip *chip) goto free_onfi_param_page; } - mtd->writesize = le32_to_cpu(p->byte_per_page); + memorg->pagesize = le32_to_cpu(p->byte_per_page); + mtd->writesize = memorg->pagesize; /* * pages_per_block and blocks_per_lun may not be a power-of-2 size * (don't ask me who thought of this...). MTD assumes that these * dimensions will be power-of-2, so just truncate the remaining area. */ - 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->interleaved_bits; /* See erasesize comment */ - chip->chipsize = 1 << (fls(le32_to_cpu(p->blocks_per_lun)) - 1); + memorg->eraseblocks_per_lun = + 1 << (fls(le32_to_cpu(p->blocks_per_lun)) - 1); + memorg->max_bad_eraseblocks_per_lun = le32_to_cpu(p->blocks_per_lun); + chip->chipsize = memorg->eraseblocks_per_lun; chip->chipsize *= (uint64_t)mtd->erasesize * p->lun_count; + memorg->bits_per_cell = p->bits_per_cell; chip->bits_per_cell = p->bits_per_cell; chip->max_bb_per_die = le16_to_cpu(p->bb_per_lun); |