Messages in this thread Patch in this message |  | | From | Chuanhong Guo <> | Subject | [PATCH 1/5] mtd: spinand: gigadevice: fix Quad IO for GD5F1GQ5UExxG | Date | Sun, 20 Mar 2022 17:59:57 +0800 |
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Read From Cache Quad IO (EBH) uses 2 dummy bytes on this chip according to page 23 of the datasheet[0].
[0]: https://www.gigadevice.com/datasheet/gd5f1gq5xexxg/
Fixes: 469b99248985 ("mtd: spinand: gigadevice: Support GD5F1GQ5UExxG") Signed-off-by: Chuanhong Guo <gch981213@gmail.com> --- drivers/mtd/nand/spi/gigadevice.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/mtd/nand/spi/gigadevice.c b/drivers/mtd/nand/spi/gigadevice.c index 1dd1c5898093..da77ab20296e 100644 --- a/drivers/mtd/nand/spi/gigadevice.c +++ b/drivers/mtd/nand/spi/gigadevice.c @@ -39,6 +39,14 @@ static SPINAND_OP_VARIANTS(read_cache_variants_f, SPINAND_PAGE_READ_FROM_CACHE_OP_3A(true, 0, 1, NULL, 0), SPINAND_PAGE_READ_FROM_CACHE_OP_3A(false, 0, 0, NULL, 0)); +static SPINAND_OP_VARIANTS(read_cache_variants_1gq5, + SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP(0, 2, NULL, 0), + SPINAND_PAGE_READ_FROM_CACHE_X4_OP(0, 1, NULL, 0), + SPINAND_PAGE_READ_FROM_CACHE_DUALIO_OP(0, 1, NULL, 0), + SPINAND_PAGE_READ_FROM_CACHE_X2_OP(0, 1, 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, SPINAND_PROG_LOAD_X4(true, 0, NULL, 0), SPINAND_PROG_LOAD(true, 0, NULL, 0)); @@ -339,7 +347,7 @@ static const struct spinand_info gigadevice_spinand_table[] = { SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x51), NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1), NAND_ECCREQ(4, 512), - SPINAND_INFO_OP_VARIANTS(&read_cache_variants, + SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5, &write_cache_variants, &update_cache_variants), SPINAND_HAS_QE_BIT, -- 2.35.1
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