Quelle  gigadevice.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0
/*
 * Author:
 * Chuanhong Guo <gch981213@gmail.com>
 */

#include <linux/device.h>
#include <linux/kernel.h>
#include <linux/mtd/spinand.h>

#define SPINAND_MFR_GIGADEVICE   0xC8

#define GD5FXGQ4XA_STATUS_ECC_1_7_BITFLIPS (1 << 4)
#define GD5FXGQ4XA_STATUS_ECC_8_BITFLIPS (3 << 4)

#define GD5FXGQ5XE_STATUS_ECC_1_4_BITFLIPS (1 << 4)
#define GD5FXGQ5XE_STATUS_ECC_4_BITFLIPS (3 << 4)

#define GD5FXGQXXEXXG_REG_STATUS2  0xf0

#define GD5FXGQ4UXFXXG_STATUS_ECC_MASK  (7 << 4)
#define GD5FXGQ4UXFXXG_STATUS_ECC_NO_BITFLIPS (0 << 4)
#define GD5FXGQ4UXFXXG_STATUS_ECC_1_3_BITFLIPS (1 << 4)
#define GD5FXGQ4UXFXXG_STATUS_ECC_UNCOR_ERROR (7 << 4)

static SPINAND_OP_VARIANTS(read_cache_variants,
  SPINAND_PAGE_READ_FROM_CACHE_1S_4S_4S_OP(0, 1, NULL, 0, 0),
  SPINAND_PAGE_READ_FROM_CACHE_1S_1S_4S_OP(0, 1, NULL, 0, 0),
  SPINAND_PAGE_READ_FROM_CACHE_1S_2S_2S_OP(0, 1, NULL, 0, 0),
  SPINAND_PAGE_READ_FROM_CACHE_1S_1S_2S_OP(0, 1, NULL, 0, 0),
  SPINAND_PAGE_READ_FROM_CACHE_FAST_1S_1S_1S_OP(0, 1, NULL, 0, 0),
  SPINAND_PAGE_READ_FROM_CACHE_1S_1S_1S_OP(0, 1, NULL, 0, 0));

static SPINAND_OP_VARIANTS(read_cache_variants_f,
  SPINAND_PAGE_READ_FROM_CACHE_1S_4S_4S_OP(0, 1, NULL, 0, 0),
  SPINAND_PAGE_READ_FROM_CACHE_3A_1S_1S_4S_OP(0, 1, NULL, 0, 0),
  SPINAND_PAGE_READ_FROM_CACHE_1S_2S_2S_OP(0, 1, NULL, 0, 0),
  SPINAND_PAGE_READ_FROM_CACHE_3A_1S_1S_2S_OP(0, 1, NULL, 0, 0),
  SPINAND_PAGE_READ_FROM_CACHE_FAST_3A_1S_1S_1S_OP(0, 1, NULL, 0, 0),
  SPINAND_PAGE_READ_FROM_CACHE_3A_1S_1S_1S_OP(0, 0, NULL, 0, 0));

static SPINAND_OP_VARIANTS(read_cache_variants_1gq5,
  SPINAND_PAGE_READ_FROM_CACHE_1S_4S_4S_OP(0, 2, NULL, 0, 0),
  SPINAND_PAGE_READ_FROM_CACHE_1S_1S_4S_OP(0, 1, NULL, 0, 0),
  SPINAND_PAGE_READ_FROM_CACHE_1S_2S_2S_OP(0, 1, NULL, 0, 0),
  SPINAND_PAGE_READ_FROM_CACHE_1S_1S_2S_OP(0, 1, NULL, 0, 0),
  SPINAND_PAGE_READ_FROM_CACHE_FAST_1S_1S_1S_OP(0, 1, NULL, 0, 0),
  SPINAND_PAGE_READ_FROM_CACHE_1S_1S_1S_OP(0, 1, NULL, 0, 0));

static SPINAND_OP_VARIANTS(read_cache_variants_2gq5,
  SPINAND_PAGE_READ_FROM_CACHE_1S_4S_4S_OP(0, 4, NULL, 0, 0),
  SPINAND_PAGE_READ_FROM_CACHE_1S_1S_4S_OP(0, 1, NULL, 0, 0),
  SPINAND_PAGE_READ_FROM_CACHE_1S_2S_2S_OP(0, 2, NULL, 0, 0),
  SPINAND_PAGE_READ_FROM_CACHE_1S_1S_2S_OP(0, 1, NULL, 0, 0),
  SPINAND_PAGE_READ_FROM_CACHE_FAST_1S_1S_1S_OP(0, 1, NULL, 0, 0),
  SPINAND_PAGE_READ_FROM_CACHE_1S_1S_1S_OP(0, 1, NULL, 0, 0));

static SPINAND_OP_VARIANTS(write_cache_variants,
  SPINAND_PROG_LOAD_1S_1S_4S_OP(true, 0, NULL, 0),
  SPINAND_PROG_LOAD_1S_1S_1S_OP(true, 0, NULL, 0));

static SPINAND_OP_VARIANTS(update_cache_variants,
  SPINAND_PROG_LOAD_1S_1S_4S_OP(false, 0, NULL, 0),
  SPINAND_PROG_LOAD_1S_1S_1S_OP(false, 0, NULL, 0));

static int gd5fxgq4xa_ooblayout_ecc(struct mtd_info *mtd, int section,
      struct mtd_oob_region *region)
{
 if (section > 3)
  return -ERANGE;

 region->offset = (16 * section) + 8;
 region->length = 8;

 return 0;
}

static int gd5fxgq4xa_ooblayout_free(struct mtd_info *mtd, int section,
       struct mtd_oob_region *region)
{
 if (section > 3)
  return -ERANGE;

 if (section) {
  region->offset = 16 * section;
  region->length = 8;
 } else {
  /* section 0 has one byte reserved for bad block mark */
  region->offset = 1;
  region->length = 7;
 }
 return 0;
}

static const struct mtd_ooblayout_ops gd5fxgq4xa_ooblayout = {
 .ecc = gd5fxgq4xa_ooblayout_ecc,
 .free = gd5fxgq4xa_ooblayout_free,
};

static int gd5fxgq4xa_ecc_get_status(struct spinand_device *spinand,
      u8 status)
{
 switch (status & STATUS_ECC_MASK) {
 case STATUS_ECC_NO_BITFLIPS:
  return 0;

 case GD5FXGQ4XA_STATUS_ECC_1_7_BITFLIPS:
  /* 1-7 bits are flipped. return the maximum. */
  return 7;

 case GD5FXGQ4XA_STATUS_ECC_8_BITFLIPS:
  return 8;

 case STATUS_ECC_UNCOR_ERROR:
  return -EBADMSG;

 default:
  break;
 }

 return -EINVAL;
}

static int gd5fxgqx_variant2_ooblayout_ecc(struct mtd_info *mtd, int section,
           struct mtd_oob_region *region)
{
 if (section)
  return -ERANGE;

 region->offset = 64;
 region->length = 64;

 return 0;
}

static int gd5fxgqx_variant2_ooblayout_free(struct mtd_info *mtd, int section,
     struct mtd_oob_region *region)
{
 if (section)
  return -ERANGE;

 /* Reserve 1 bytes for the BBM. */
 region->offset = 1;
 region->length = 63;

 return 0;
}

/* Valid for Q4/Q5 and Q6 (untested) devices */
static const struct mtd_ooblayout_ops gd5fxgqx_variant2_ooblayout = {
 .ecc = gd5fxgqx_variant2_ooblayout_ecc,
 .free = gd5fxgqx_variant2_ooblayout_free,
};

static int gd5fxgq4xc_ooblayout_256_ecc(struct mtd_info *mtd, int section,
     struct mtd_oob_region *oobregion)
{
 if (section)
  return -ERANGE;

 oobregion->offset = 128;
 oobregion->length = 128;

 return 0;
}

static int gd5fxgq4xc_ooblayout_256_free(struct mtd_info *mtd, int section,
      struct mtd_oob_region *oobregion)
{
 if (section)
  return -ERANGE;

 oobregion->offset = 1;
 oobregion->length = 127;

 return 0;
}

static const struct mtd_ooblayout_ops gd5fxgq4xc_oob_256_ops = {
 .ecc = gd5fxgq4xc_ooblayout_256_ecc,
 .free = gd5fxgq4xc_ooblayout_256_free,
};

static int gd5fxgq4uexxg_ecc_get_status(struct spinand_device *spinand,
     u8 status)
{
 u8 status2;
 struct spi_mem_op op = SPINAND_GET_FEATURE_1S_1S_1S_OP(GD5FXGQXXEXXG_REG_STATUS2,
            spinand->scratchbuf);
 int ret;

 switch (status & STATUS_ECC_MASK) {
 case STATUS_ECC_NO_BITFLIPS:
  return 0;

 case GD5FXGQ4XA_STATUS_ECC_1_7_BITFLIPS:
  /*
 * Read status2 register to determine a more fine grained
 * bit error status
 */
  ret = spi_mem_exec_op(spinand->spimem, &op);
  if (ret)
   return ret;

  /*
 * 4 ... 7 bits are flipped (1..4 can't be detected, so
 * report the maximum of 4 in this case
 */
  /* bits sorted this way (3...0): ECCS1,ECCS0,ECCSE1,ECCSE0 */
  status2 = *(spinand->scratchbuf);
  return ((status & STATUS_ECC_MASK) >> 2) |
   ((status2 & STATUS_ECC_MASK) >> 4);

 case GD5FXGQ4XA_STATUS_ECC_8_BITFLIPS:
  return 8;

 case STATUS_ECC_UNCOR_ERROR:
  return -EBADMSG;

 default:
  break;
 }

 return -EINVAL;
}

static int gd5fxgq5xexxg_ecc_get_status(struct spinand_device *spinand,
     u8 status)
{
 u8 status2;
 struct spi_mem_op op = SPINAND_GET_FEATURE_1S_1S_1S_OP(GD5FXGQXXEXXG_REG_STATUS2,
            spinand->scratchbuf);
 int ret;

 switch (status & STATUS_ECC_MASK) {
 case STATUS_ECC_NO_BITFLIPS:
  return 0;

 case GD5FXGQ5XE_STATUS_ECC_1_4_BITFLIPS:
  /*
 * Read status2 register to determine a more fine grained
 * bit error status
 */
  ret = spi_mem_exec_op(spinand->spimem, &op);
  if (ret)
   return ret;

  /*
 * 1 ... 4 bits are flipped (and corrected)
 */
  /* bits sorted this way (1...0): ECCSE1, ECCSE0 */
  status2 = *(spinand->scratchbuf);
  return ((status2 & STATUS_ECC_MASK) >> 4) + 1;

 case STATUS_ECC_UNCOR_ERROR:
  return -EBADMSG;

 default:
  break;
 }

 return -EINVAL;
}

static int gd5fxgq4ufxxg_ecc_get_status(struct spinand_device *spinand,
     u8 status)
{
 switch (status & GD5FXGQ4UXFXXG_STATUS_ECC_MASK) {
 case GD5FXGQ4UXFXXG_STATUS_ECC_NO_BITFLIPS:
  return 0;

 case GD5FXGQ4UXFXXG_STATUS_ECC_1_3_BITFLIPS:
  return 3;

 case GD5FXGQ4UXFXXG_STATUS_ECC_UNCOR_ERROR:
  return -EBADMSG;

 default: /* (2 << 4) through (6 << 4) are 4-8 corrected errors */
  return ((status & GD5FXGQ4UXFXXG_STATUS_ECC_MASK) >> 4) + 2;
 }

 return -EINVAL;
}

static const struct spinand_info gigadevice_spinand_table[] = {
 SPINAND_INFO("GD5F1GQ4xA",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0xf1),
       NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),
       NAND_ECCREQ(8, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgq4xa_ooblayout,
         gd5fxgq4xa_ecc_get_status)),
 SPINAND_INFO("GD5F2GQ4xA",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0xf2),
       NAND_MEMORG(1, 2048, 64, 64, 2048, 40, 1, 1, 1),
       NAND_ECCREQ(8, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgq4xa_ooblayout,
         gd5fxgq4xa_ecc_get_status)),
 SPINAND_INFO("GD5F4GQ4xA",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0xf4),
       NAND_MEMORG(1, 2048, 64, 64, 4096, 80, 1, 1, 1),
       NAND_ECCREQ(8, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgq4xa_ooblayout,
         gd5fxgq4xa_ecc_get_status)),
 SPINAND_INFO("GD5F4GQ4RC",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE, 0xa4, 0x68),
       NAND_MEMORG(1, 4096, 256, 64, 2048, 40, 1, 1, 1),
       NAND_ECCREQ(8, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants_f,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgq4xc_oob_256_ops,
         gd5fxgq4ufxxg_ecc_get_status)),
 SPINAND_INFO("GD5F4GQ4UC",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE, 0xb4, 0x68),
       NAND_MEMORG(1, 4096, 256, 64, 2048, 40, 1, 1, 1),
       NAND_ECCREQ(8, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants_f,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgq4xc_oob_256_ops,
         gd5fxgq4ufxxg_ecc_get_status)),
 SPINAND_INFO("GD5F1GQ4UExxG",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0xd1),
       NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
       NAND_ECCREQ(8, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq4uexxg_ecc_get_status)),
 SPINAND_INFO("GD5F1GQ4RExxG",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0xc1),
       NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
       NAND_ECCREQ(8, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq4uexxg_ecc_get_status)),
 SPINAND_INFO("GD5F2GQ4UExxG",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0xd2),
       NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
       NAND_ECCREQ(8, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq4uexxg_ecc_get_status)),
 SPINAND_INFO("GD5F2GQ4RExxG",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0xc2),
       NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
       NAND_ECCREQ(8, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq4uexxg_ecc_get_status)),
 SPINAND_INFO("GD5F1GQ4UFxxG",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE, 0xb1, 0x48),
       NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
       NAND_ECCREQ(8, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants_f,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq4ufxxg_ecc_get_status)),
 SPINAND_INFO("GD5F1GQ5UExxG",
       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_1gq5,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq5xexxg_ecc_get_status)),
 SPINAND_INFO("GD5F1GQ5RExxG",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x41),
       NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
       NAND_ECCREQ(4, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq5xexxg_ecc_get_status)),
 SPINAND_INFO("GD5F2GQ5UExxG",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x52),
       NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
       NAND_ECCREQ(4, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants_2gq5,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq5xexxg_ecc_get_status)),
 SPINAND_INFO("GD5F2GQ5RExxG",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x42),
       NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
       NAND_ECCREQ(4, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants_2gq5,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq5xexxg_ecc_get_status)),
 SPINAND_INFO("GD5F4GQ6UExxG",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x55),
       NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 2, 1),
       NAND_ECCREQ(4, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants_2gq5,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq5xexxg_ecc_get_status)),
 SPINAND_INFO("GD5F4GQ6RExxG",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x45),
       NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 2, 1),
       NAND_ECCREQ(4, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants_2gq5,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq5xexxg_ecc_get_status)),
 SPINAND_INFO("GD5F1GM7UExxG",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x91),
       NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
       NAND_ECCREQ(8, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq4uexxg_ecc_get_status)),
 SPINAND_INFO("GD5F1GM7RExxG",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x81),
       NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
       NAND_ECCREQ(8, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq4uexxg_ecc_get_status)),
 SPINAND_INFO("GD5F2GM7UExxG",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x92),
       NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
       NAND_ECCREQ(8, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq4uexxg_ecc_get_status)),
 SPINAND_INFO("GD5F2GM7RExxG",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x82),
       NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
       NAND_ECCREQ(8, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq4uexxg_ecc_get_status)),
 SPINAND_INFO("GD5F4GM8UExxG",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x95),
       NAND_MEMORG(1, 2048, 128, 64, 4096, 80, 1, 1, 1),
       NAND_ECCREQ(8, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq4uexxg_ecc_get_status)),
 SPINAND_INFO("GD5F4GM8RExxG",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x85),
       NAND_MEMORG(1, 2048, 128, 64, 4096, 80, 1, 1, 1),
       NAND_ECCREQ(8, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq4uexxg_ecc_get_status)),
 SPINAND_INFO("GD5F2GQ5xExxH",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x22),
       NAND_MEMORG(1, 2048, 64, 64, 2048, 40, 1, 1, 1),
       NAND_ECCREQ(4, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants_2gq5,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq4uexxg_ecc_get_status)),
 SPINAND_INFO("GD5F1GQ5RExxH",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x21),
       NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),
       NAND_ECCREQ(4, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq4uexxg_ecc_get_status)),
 SPINAND_INFO("GD5F1GQ4RExxH",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xc9),
       NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),
       NAND_ECCREQ(4, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq4uexxg_ecc_get_status)),
 SPINAND_INFO("GD5F1GM9UExxG",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x91, 0x01),
       NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
       NAND_ECCREQ(8, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq4uexxg_ecc_get_status)),
 SPINAND_INFO("GD5F1GM9RExxG",
       SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x81, 0x01),
       NAND_MEMORG(1, 2048, 128, 64, 1024, 20, 1, 1, 1),
       NAND_ECCREQ(8, 512),
       SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
           &write_cache_variants,
           &update_cache_variants),
       SPINAND_HAS_QE_BIT,
       SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
         gd5fxgq4uexxg_ecc_get_status)),
};

static const struct spinand_manufacturer_ops gigadevice_spinand_manuf_ops = {
};

const struct spinand_manufacturer gigadevice_spinand_manufacturer = {
 .id = SPINAND_MFR_GIGADEVICE,
 .name = "GigaDevice",
 .chips = gigadevice_spinand_table,
 .nchips = ARRAY_SIZE(gigadevice_spinand_table),
 .ops = &gigadevice_spinand_manuf_ops,
};