diff options
| author | Michael Trimarchi <michael@amarulasolutions.com> | 2022-07-20 18:22:13 +0200 |
|---|---|---|
| committer | Michael Trimarchi <michael@amarulasolutions.com> | 2022-07-22 13:29:06 +0200 |
| commit | bd6adff22f08162be9cec3d2a02f1ef6e670ac16 (patch) | |
| tree | dfb7e0b962c4cb086d930fb9095ed757c3374d90 /drivers/mtd/nand/raw/nand_base.c | |
| parent | c596e01f18c5177f9d2a1f770c5d9e33391c929f (diff) | |
mtd: nand: Move AMD/Spansion specific init/detection logic in nand_amd.c
Upstream linux commit 229204da53b31d.
Move AMD/Spansion specific initialization/detection logic into
nand_amd.c. This is part of the "separate vendor specific code from
core" cleanup process.
Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com>
Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
Diffstat (limited to 'drivers/mtd/nand/raw/nand_base.c')
| -rw-r--r-- | drivers/mtd/nand/raw/nand_base.c | 17 |
1 files changed, 1 insertions, 16 deletions
diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c index fe7e049d406..68e6f4f1434 100644 --- a/drivers/mtd/nand/raw/nand_base.c +++ b/drivers/mtd/nand/raw/nand_base.c @@ -4200,7 +4200,6 @@ static int nand_manufacturer_init(struct nand_chip *chip) static void nand_decode_id(struct nand_chip *chip, struct nand_flash_dev *type) { struct mtd_info *mtd = &chip->mtd; - int maf_id = chip->id.data[0]; mtd->erasesize = type->erasesize; mtd->writesize = type->pagesize; @@ -4208,19 +4207,6 @@ static void nand_decode_id(struct nand_chip *chip, struct nand_flash_dev *type) /* All legacy ID NAND are small-page, SLC */ chip->bits_per_cell = 1; - - /* - * Check for Spansion/AMD ID + repeating 5th, 6th byte since - * some Spansion chips have erasesize that conflicts with size - * listed in nand_ids table. - * Data sheet (5 byte ID): Spansion S30ML-P ORNAND (p.39) - */ - if (maf_id == NAND_MFR_AMD && chip->id.data[4] != 0x00 && - chip->id.data[5] == 0x00 && chip->id.data[6] == 0x00 && - chip->id.data[7] == 0x00 && mtd->writesize == 512) { - mtd->erasesize = 128 * 1024; - mtd->erasesize <<= ((chip->id.data[3] & 0x03) << 1); - } } /* @@ -4245,8 +4231,7 @@ static void nand_decode_bbm_options(struct mtd_info *mtd, * Micron devices with 2KiB pages and on SLC Samsung, Hynix, Toshiba, * AMD/Spansion, and Macronix. All others scan only the first page. */ - if (nand_is_slc(chip) && - (maf_id == NAND_MFR_AMD || maf_id == NAND_MFR_MACRONIX)) + if (nand_is_slc(chip) && maf_id == NAND_MFR_MACRONIX) chip->bbt_options |= NAND_BBT_SCAN2NDPAGE; } |