diff options
| author | Apurva Nandan <a-nandan@ti.com> | 2023-01-23 23:13:28 +0530 |
|---|---|---|
| committer | Praneeth Bajjuri <praneeth@ti.com> | 2023-01-25 14:10:19 -0600 |
| commit | 13e96746ab470bbe7b44cde9b4a548946ff99c10 (patch) | |
| tree | 9317d418d0bee35a0bbba75beb36acec6e7d149e /drivers | |
| parent | a7dd90588ca3753c0ee44c51d6b21a8f4b23541d (diff) | |
mtd: spinand: winbond: Add support for Winbond W35N01JW SPI NAND flash
Winbond W35N01JW is a SPI NAND flash supporting Octal DTR SPI protocol.
Add op_variants and ctrl_ops_variants for W35N01JW, thus adding all
required Octal DTR ops.
Datasheet:
https://www.winbond.com/export/sites/winbond/datasheet/W35N01JW_Datasheet_Brief.pdf
Signed-off-by: Apurva Nandan <a-nandan@ti.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mtd/nand/spi/winbond.c | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/drivers/mtd/nand/spi/winbond.c b/drivers/mtd/nand/spi/winbond.c index e9c7e48c34..0e20176b6a 100644 --- a/drivers/mtd/nand/spi/winbond.c +++ b/drivers/mtd/nand/spi/winbond.c @@ -48,15 +48,36 @@ static SPINAND_OP_VARIANTS(update_cache_variants_w25m02gv, SPINAND_PROG_LOAD(false, 0, NULL, 0)); static SPINAND_OP_VARIANTS(read_cache_variants_w35n01jw, + SPINAND_PAGE_READ_FROM_CACHE_OCTALIO_DTR_OP(0, 24, NULL, 0), SPINAND_PAGE_READ_FROM_CACHE_OP(true, 0, 1, NULL, 0), SPINAND_PAGE_READ_FROM_CACHE_OP(false, 0, 1, NULL, 0)); static SPINAND_OP_VARIANTS(write_cache_variants_w35n01jw, + SPINAND_PROG_LOAD_OCTALIO_DTR(true, 0, NULL, 0), SPINAND_PROG_LOAD(true, 0, NULL, 0)); static SPINAND_OP_VARIANTS(update_cache_variants_w35n01jw, + SPINAND_PROG_LOAD_OCTALIO_DTR(false, 0, NULL, 0), SPINAND_PROG_LOAD(false, 0, NULL, 0)); +static SPINAND_CTRL_OPS_VARIANTS(ctrl_ops_variants_w35n01jw, + SPINAND_CTRL_OPS(SPINAND_8D, + SPINAND_RESET_OP_OCTAL_DTR, + SPINAND_GET_FEATURE_OP_OCTAL_DTR(0, NULL), + SPINAND_SET_FEATURE_OP_OCTAL_DTR(0, NULL), + SPINAND_WR_EN_DIS_OP_OCTAL_DTR(true), + SPINAND_BLK_ERASE_OP_OCTAL_DTR(0), + SPINAND_PAGE_READ_OP_OCTAL_DTR(0), + SPINAND_PROG_EXEC_OP_OCTAL_DTR(0)), + SPINAND_CTRL_OPS(SPINAND_1S, + SPINAND_RESET_OP, + SPINAND_GET_FEATURE_OP(0, NULL), + SPINAND_SET_FEATURE_OP(0, NULL), + SPINAND_WR_EN_DIS_OP(true), + SPINAND_BLK_ERASE_OP(0), + SPINAND_PAGE_READ_OP(0), + SPINAND_PROG_EXEC_OP(0))); + static int w25m02gv_ooblayout_ecc(struct mtd_info *mtd, int section, struct mtd_oob_region *region) { @@ -153,9 +174,9 @@ static const struct spinand_info winbond_spinand_table[] = { SPINAND_INFO_OP_VARIANTS(&read_cache_variants_w35n01jw, &write_cache_variants_w35n01jw, &update_cache_variants_w35n01jw), - 0, - SPINAND_ECCINFO(&w35n01jw_ooblayout, NULL)), - + SPINAND_HAS_OCTAL_DTR_BIT | SPINAND_HAS_CR_FEAT_BIT, + SPINAND_ECCINFO(&w35n01jw_ooblayout, NULL), + SPINAND_INFO_CTRL_OPS_VARIANTS(&ctrl_ops_variants_w35n01jw)), }; /** |