target/linux/generic/pending-5.4/445-mtd-spinand-gigadevice-Only-one-dummy-byte-in-QUA.patch

   1 From 5f312dcb38b8003d9711290366cd4b1def5daf3b Mon Sep 17 00:00:00 2001
   2 From: Hauke Mehrtens <hauke@hauke-m.de>
   3 Date: Sun, 16 Aug 2020 14:43:35 +0200
   4 Subject: [PATCH v2 445/447] mtd: spinand: gigadevice: Only one dummy byte in
   5  QUADIO
   6
   7 The datasheet only lists one dummy byte in the 0xEH operation for the
   8 following chips:
   9 * GD5F1GQ4xExxG
  10 * GD5F1GQ4xFxxG
  11 * GD5F1GQ4UAYIG
  12 * GD5F4GQ4UAYIG
  13
  14 Fixes: c93c613214ac ("mtd: spinand: add support for GigaDevice GD5FxGQ4xA")
  15 Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
  16 ---
  17  drivers/mtd/nand/spi/gigadevice.c | 4 ++--
  18  1 file changed, 2 insertions(+), 2 deletions(-)
  19
  20 --- a/drivers/mtd/nand/spi/gigadevice.c
  21 +++ b/drivers/mtd/nand/spi/gigadevice.c
  22 @@ -21,7 +21,7 @@
  23  #define GD5FXGQ4UXFXXG_STATUS_ECC_UNCOR_ERROR  (7 << 4)
  24
  25  static SPINAND_OP_VARIANTS(read_cache_variants,
  26 -               SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP(0, 2, NULL, 0),
  27 +               SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP(0, 1, NULL, 0),
  28                 SPINAND_PAGE_READ_FROM_CACHE_X4_OP(0, 1, NULL, 0),
  29                 SPINAND_PAGE_READ_FROM_CACHE_DUALIO_OP(0, 1, NULL, 0),
  30                 SPINAND_PAGE_READ_FROM_CACHE_X2_OP(0, 1, NULL, 0),
  31 @@ -29,7 +29,7 @@ static SPINAND_OP_VARIANTS(read_cache_va
  32                 SPINAND_PAGE_READ_FROM_CACHE_OP(false, 0, 1, NULL, 0));
  33
  34  static SPINAND_OP_VARIANTS(read_cache_variants_f,
  35 -               SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP(0, 2, NULL, 0),
  36 +               SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP(0, 1, NULL, 0),
  37                 SPINAND_PAGE_READ_FROM_CACHE_X4_OP_3A(0, 1, NULL, 0),
  38                 SPINAND_PAGE_READ_FROM_CACHE_DUALIO_OP(0, 1, NULL, 0),
  39                 SPINAND_PAGE_READ_FROM_CACHE_X2_OP_3A(0, 1, NULL, 0),