git.openwrt.org Git - openwrt/staging/wigyori.git/blob

   1 From 6a804fb72de56d6a99b799f565ae45f2cec7cd55 Mon Sep 17 00:00:00 2001
   2 From: Sridharan S N <quic_sridsn@quicinc.com>
   3 Date: Thu, 12 Oct 2023 12:11:34 +0530
   4 Subject: mtd: spinand: winbond: add support for serial NAND flash
   5
   6 Add support for W25N01JW, W25N02JWZEIF, W25N512GW,
   7 W25N02KWZEIR and W25N01GWZEIG.
   8
   9 W25N02KWZEIR has 8b/512b on-die ECC capability and other
  10 four has 4b/512b on-die ECC capability.
  11
  12 Signed-off-by: Sridharan S N <quic_sridsn@quicinc.com>
  13 Signed-off-by: Md Sadre Alam <quic_mdalam@quicinc.com>
  14 Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
  15 Link: https://lore.kernel.org/linux-mtd/20231012064134.4068621-1-quic_sridsn@quicinc.com
  16 ---
  17  drivers/mtd/nand/spi/winbond.c | 45 ++++++++++++++++++++++++++++++++++++++++++
  18  1 file changed, 45 insertions(+)
  19
  20 (limited to 'drivers/mtd/nand/spi/winbond.c')
  21
  22 --- a/drivers/mtd/nand/spi/winbond.c
  23 +++ b/drivers/mtd/nand/spi/winbond.c
  24 @@ -169,6 +169,51 @@ static const struct spinand_info winbond
  25                                               &update_cache_variants),
  26                      0,
  27                      SPINAND_ECCINFO(&w25n02kv_ooblayout, w25n02kv_ecc_get_status)),
  28 +       SPINAND_INFO("W25N01JW",
  29 +                    SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xbc, 0x21),
  30 +                    NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),
  31 +                    NAND_ECCREQ(4, 512),
  32 +                    SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
  33 +                                             &write_cache_variants,
  34 +                                             &update_cache_variants),
  35 +                    0,
  36 +                    SPINAND_ECCINFO(&w25m02gv_ooblayout, w25n02kv_ecc_get_status)),
  37 +       SPINAND_INFO("W25N02JWZEIF",
  38 +                    SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xbf, 0x22),
  39 +                    NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 2, 1),
  40 +                    NAND_ECCREQ(4, 512),
  41 +                    SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
  42 +                                             &write_cache_variants,
  43 +                                             &update_cache_variants),
  44 +                    0,
  45 +                    SPINAND_ECCINFO(&w25n02kv_ooblayout, w25n02kv_ecc_get_status)),
  46 +       SPINAND_INFO("W25N512GW",
  47 +                    SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xba, 0x20),
  48 +                    NAND_MEMORG(1, 2048, 64, 64, 512, 10, 1, 1, 1),
  49 +                    NAND_ECCREQ(4, 512),
  50 +                    SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
  51 +                                             &write_cache_variants,
  52 +                                             &update_cache_variants),
  53 +                    0,
  54 +                    SPINAND_ECCINFO(&w25n02kv_ooblayout, w25n02kv_ecc_get_status)),
  55 +       SPINAND_INFO("W25N02KWZEIR",
  56 +                    SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xba, 0x22),
  57 +                    NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
  58 +                    NAND_ECCREQ(8, 512),
  59 +                    SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
  60 +                                             &write_cache_variants,
  61 +                                             &update_cache_variants),
  62 +                    0,
  63 +                    SPINAND_ECCINFO(&w25n02kv_ooblayout, w25n02kv_ecc_get_status)),
  64 +       SPINAND_INFO("W25N01GWZEIG",
  65 +                    SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xba, 0x21),
  66 +                    NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),
  67 +                    NAND_ECCREQ(4, 512),
  68 +                    SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
  69 +                                             &write_cache_variants,
  70 +                                             &update_cache_variants),
  71 +                    0,
  72 +                    SPINAND_ECCINFO(&w25m02gv_ooblayout, w25n02kv_ecc_get_status)),
  73  };
  74
  75  static int winbond_spinand_init(struct spinand_device *spinand)