[][MT7981 SPIM NAND: backport gigadevice.c of kernel v6.4 to v5.4]

[Description]
Add new serial gigadevice nand, and fix dummy byte issue, align with
kernel v6.4, and remove unnecessary device support.

source code link:
https://elixir.bootlin.com/linux/v6.4.9/source/drivers/mtd/nand/spi/gigadevice.c

[Release-log]
N/A

Change-Id: I25701d600439d546d876142a812d9ec7b8bbc266
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/7871637
diff --git a/target/linux/generic/backport-5.4/999-1410-mtd-spinand-gigadevice-Support-for-modify-GD-Serial-NAND-from-v6-4-9.patch b/target/linux/generic/backport-5.4/999-1410-mtd-spinand-gigadevice-Support-for-modify-GD-Serial-NAND-from-v6-4-9.patch
new file mode 100644
index 0000000..1365854
--- /dev/null
+++ b/target/linux/generic/backport-5.4/999-1410-mtd-spinand-gigadevice-Support-for-modify-GD-Serial-NAND-from-v6-4-9.patch
@@ -0,0 +1,420 @@
+Index: linux-5.4.246/drivers/mtd/nand/spi/gigadevice.c
+===================================================================
+--- linux-5.4.246.orig/drivers/mtd/nand/spi/gigadevice.c
++++ linux-5.4.246/drivers/mtd/nand/spi/gigadevice.c
+@@ -13,7 +13,10 @@
+ #define GD5FXGQ4XA_STATUS_ECC_1_7_BITFLIPS	(1 << 4)
+ #define GD5FXGQ4XA_STATUS_ECC_8_BITFLIPS	(3 << 4)
+ 
+-#define GD5FXGQ4UEXXG_REG_STATUS2		0xf0
++#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)
+@@ -36,6 +39,22 @@ static SPINAND_OP_VARIANTS(read_cache_va
+ 		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(read_cache_variants_2gq5,
++		SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP(0, 4, NULL, 0),
++		SPINAND_PAGE_READ_FROM_CACHE_X4_OP(0, 1, NULL, 0),
++		SPINAND_PAGE_READ_FROM_CACHE_DUALIO_OP(0, 2, 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));
+@@ -102,7 +121,7 @@ static int gd5fxgq4xa_ecc_get_status(str
+ 	return -EINVAL;
+ }
+ 
+-static int gd5fxgq4_variant2_ooblayout_ecc(struct mtd_info *mtd, int section,
++static int gd5fxgqx_variant2_ooblayout_ecc(struct mtd_info *mtd, int section,
+ 				       struct mtd_oob_region *region)
+ {
+ 	if (section)
+@@ -114,7 +133,7 @@ static int gd5fxgq4_variant2_ooblayout_e
+ 	return 0;
+ }
+ 
+-static int gd5fxgq4_variant2_ooblayout_free(struct mtd_info *mtd, int section,
++static int gd5fxgqx_variant2_ooblayout_free(struct mtd_info *mtd, int section,
+ 					struct mtd_oob_region *region)
+ {
+ 	if (section)
+@@ -127,16 +146,46 @@ static int gd5fxgq4_variant2_ooblayout_f
+ 	return 0;
+ }
+ 
+-static const struct mtd_ooblayout_ops gd5fxgq4_variant2_ooblayout = {
+-	.ecc = gd5fxgq4_variant2_ooblayout_ecc,
+-	.free = gd5fxgq4_variant2_ooblayout_free,
++/* 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_OP(GD5FXGQ4UEXXG_REG_STATUS2,
++	struct spi_mem_op op = SPINAND_GET_FEATURE_OP(GD5FXGQXXEXXG_REG_STATUS2,
+ 						      &status2);
+ 	int ret;
+ 
+@@ -174,6 +223,43 @@ static int gd5fxgq4uexxg_ecc_get_status(
+ 	return -EINVAL;
+ }
+ 
++static int gd5fxgq5xexxg_ecc_get_status(struct spinand_device *spinand,
++					u8 status)
++{
++	u8 status2;
++	struct spi_mem_op op = SPINAND_GET_FEATURE_OP(GD5FXGQXXEXXG_REG_STATUS2,
++						      &status2);
++	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 */
++		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)
+ {
+@@ -195,7 +281,8 @@ static int gd5fxgq4ufxxg_ecc_get_status(
+ }
+ 
+ static const struct spinand_info gigadevice_spinand_table[] = {
+-	SPINAND_INFO("GD5F1GQ4xA", 0xF1,
++	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,
+@@ -204,7 +291,8 @@ static const struct spinand_info gigadev
+ 		     SPINAND_HAS_QE_BIT,
+ 		     SPINAND_ECCINFO(&gd5fxgq4xa_ooblayout,
+ 				     gd5fxgq4xa_ecc_get_status)),
+-	SPINAND_INFO("GD5F2GQ4xA", 0xF2,
++	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,
+@@ -213,7 +301,8 @@ static const struct spinand_info gigadev
+ 		     SPINAND_HAS_QE_BIT,
+ 		     SPINAND_ECCINFO(&gd5fxgq4xa_ooblayout,
+ 				     gd5fxgq4xa_ecc_get_status)),
+-	SPINAND_INFO("GD5F4GQ4xA", 0xF4,
++	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,
+@@ -222,59 +311,205 @@ static const struct spinand_info gigadev
+ 		     SPINAND_HAS_QE_BIT,
+ 		     SPINAND_ECCINFO(&gd5fxgq4xa_ooblayout,
+ 				     gd5fxgq4xa_ecc_get_status)),
+-	SPINAND_INFO("GD5F1GQ4UExxG", 0xd1,
++	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(&gd5fxgq4_variant2_ooblayout,
++		     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("GD5F1GQ4UFxxG", 0xb148,
++	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(&gd5fxgq4_variant2_ooblayout,
++		     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)),
+ };
+ 
+-static int gigadevice_spinand_detect(struct spinand_device *spinand)
+-{
+-	u8 *id = spinand->id.data;
+-	u16 did;
+-	int ret;
+-
+-	/*
+-	 * Earlier GDF5-series devices (A,E) return [0][MID][DID]
+-	 * Later (F) devices return [MID][DID1][DID2]
+-	 */
+-
+-	if (id[0] == SPINAND_MFR_GIGADEVICE)
+-		did = (id[1] << 8) + id[2];
+-	else if (id[0] == 0 && id[1] == SPINAND_MFR_GIGADEVICE)
+-		did = id[2];
+-	else
+-		return 0;
+-
+-	ret = spinand_match_and_init(spinand, gigadevice_spinand_table,
+-				     ARRAY_SIZE(gigadevice_spinand_table),
+-				     did);
+-	if (ret)
+-		return ret;
+-
+-	return 1;
+-}
+-
+ static const struct spinand_manufacturer_ops gigadevice_spinand_manuf_ops = {
+-	.detect = gigadevice_spinand_detect,
+ };
+ 
+ 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,
+ };
diff --git a/target/linux/generic/backport-5.4/999-2310-v5.7-mtd-nand-spi-rework-detect-procedure-for-different-read-id-op.patch b/target/linux/generic/backport-5.4/999-2310-v5.7-mtd-nand-spi-rework-detect-procedure-for-different-read-id-op.patch
index f9c3542..a8c62fa 100644
--- a/target/linux/generic/backport-5.4/999-2310-v5.7-mtd-nand-spi-rework-detect-procedure-for-different-read-id-op.patch
+++ b/target/linux/generic/backport-5.4/999-2310-v5.7-mtd-nand-spi-rework-detect-procedure-for-different-read-id-op.patch
@@ -6,7 +6,6 @@
 
 ---
  drivers/mtd/nand/spi/core.c       | 86 ++++++++++++++++++++++---------
- drivers/mtd/nand/spi/gigadevice.c | 45 +++++-----------
  drivers/mtd/nand/spi/macronix.c   | 30 +++--------
  drivers/mtd/nand/spi/micron.c     | 26 ++--------
  drivers/mtd/nand/spi/paragon.c    | 28 +++-------
@@ -172,102 +171,6 @@
  	if (ret) {
  		dev_err(dev, "unknown raw ID %*phN\n", SPINAND_MAX_ID_LEN,
  			spinand->id.data);
-diff --git a/drivers/mtd/nand/spi/gigadevice.c b/drivers/mtd/nand/spi/gigadevice.c
-index b13b39763..a34c5ede1 100644
---- a/drivers/mtd/nand/spi/gigadevice.c
-+++ b/drivers/mtd/nand/spi/gigadevice.c
-@@ -195,7 +195,8 @@ static int gd5fxgq4ufxxg_ecc_get_status(struct spinand_device *spinand,
- }
- 
- static const struct spinand_info gigadevice_spinand_table[] = {
--	SPINAND_INFO("GD5F1GQ4xA", 0xF1,
-+	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,
-@@ -204,7 +205,8 @@ static const struct spinand_info gigadevice_spinand_table[] = {
- 		     SPINAND_HAS_QE_BIT,
- 		     SPINAND_ECCINFO(&gd5fxgq4xa_ooblayout,
- 				     gd5fxgq4xa_ecc_get_status)),
--	SPINAND_INFO("GD5F2GQ4xA", 0xF2,
-+	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,
-@@ -213,7 +215,8 @@ static const struct spinand_info gigadevice_spinand_table[] = {
- 		     SPINAND_HAS_QE_BIT,
- 		     SPINAND_ECCINFO(&gd5fxgq4xa_ooblayout,
- 				     gd5fxgq4xa_ecc_get_status)),
--	SPINAND_INFO("GD5F4GQ4xA", 0xF4,
-+	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,
-@@ -222,7 +225,8 @@ static const struct spinand_info gigadevice_spinand_table[] = {
- 		     SPINAND_HAS_QE_BIT,
- 		     SPINAND_ECCINFO(&gd5fxgq4xa_ooblayout,
- 				     gd5fxgq4xa_ecc_get_status)),
--	SPINAND_INFO("GD5F1GQ4UExxG", 0xd1,
-+	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,
-@@ -231,7 +235,8 @@ static const struct spinand_info gigadevice_spinand_table[] = {
- 		     SPINAND_HAS_QE_BIT,
- 		     SPINAND_ECCINFO(&gd5fxgq4_variant2_ooblayout,
- 				     gd5fxgq4uexxg_ecc_get_status)),
--	SPINAND_INFO("GD5F1GQ4UFxxG", 0xb148,
-+	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,
-@@ -242,39 +247,13 @@ static const struct spinand_info gigadevice_spinand_table[] = {
- 				     gd5fxgq4ufxxg_ecc_get_status)),
- };
- 
--static int gigadevice_spinand_detect(struct spinand_device *spinand)
--{
--	u8 *id = spinand->id.data;
--	u16 did;
--	int ret;
--
--	/*
--	 * Earlier GDF5-series devices (A,E) return [0][MID][DID]
--	 * Later (F) devices return [MID][DID1][DID2]
--	 */
--
--	if (id[0] == SPINAND_MFR_GIGADEVICE)
--		did = (id[1] << 8) + id[2];
--	else if (id[0] == 0 && id[1] == SPINAND_MFR_GIGADEVICE)
--		did = id[2];
--	else
--		return 0;
--
--	ret = spinand_match_and_init(spinand, gigadevice_spinand_table,
--				     ARRAY_SIZE(gigadevice_spinand_table),
--				     did);
--	if (ret)
--		return ret;
--
--	return 1;
--}
--
- static const struct spinand_manufacturer_ops gigadevice_spinand_manuf_ops = {
--	.detect = gigadevice_spinand_detect,
- };
- 
- 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,
- };
 diff --git a/drivers/mtd/nand/spi/macronix.c b/drivers/mtd/nand/spi/macronix.c
 index 21def3f8f..0f900f3aa 100644
 --- a/drivers/mtd/nand/spi/macronix.c
diff --git a/target/linux/generic/backport-5.4/999-2311-mtd-spinand-gigadevice-Support-GD5F1GQ5UExxG.patch b/target/linux/generic/backport-5.4/999-2311-mtd-spinand-gigadevice-Support-GD5F1GQ5UExxG.patch
deleted file mode 100644
index e3e81e5..0000000
--- a/target/linux/generic/backport-5.4/999-2311-mtd-spinand-gigadevice-Support-GD5F1GQ5UExxG.patch
+++ /dev/null
@@ -1,142 +0,0 @@
-From 2f8ed664925318dacb6a92ca6383b5589cc2f7e1 Mon Sep 17 00:00:00 2001
-From: Sam Shih <sam.shih@mediatek.com>
-Date: Fri, 2 Jun 2023 13:06:09 +0800
-Subject: [PATCH] 
- [spi-and-storage][999-2311-mtd-spinand-gigadevice-Support-GD5F1GQ5UExxG.patch]
-
----
- drivers/mtd/nand/spi/gigadevice.c | 69 +++++++++++++++++++++++++++----
- 1 file changed, 60 insertions(+), 9 deletions(-)
-
-diff --git a/drivers/mtd/nand/spi/gigadevice.c b/drivers/mtd/nand/spi/gigadevice.c
-index a34c5ede1..937a04ce6 100644
---- a/drivers/mtd/nand/spi/gigadevice.c
-+++ b/drivers/mtd/nand/spi/gigadevice.c
-@@ -13,7 +13,10 @@
- #define GD5FXGQ4XA_STATUS_ECC_1_7_BITFLIPS	(1 << 4)
- #define GD5FXGQ4XA_STATUS_ECC_8_BITFLIPS	(3 << 4)
- 
--#define GD5FXGQ4UEXXG_REG_STATUS2		0xf0
-+#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)
-@@ -102,7 +105,7 @@ static int gd5fxgq4xa_ecc_get_status(struct spinand_device *spinand,
- 	return -EINVAL;
- }
- 
--static int gd5fxgq4_variant2_ooblayout_ecc(struct mtd_info *mtd, int section,
-+static int gd5fxgqx_variant2_ooblayout_ecc(struct mtd_info *mtd, int section,
- 				       struct mtd_oob_region *region)
- {
- 	if (section)
-@@ -114,7 +117,7 @@ static int gd5fxgq4_variant2_ooblayout_ecc(struct mtd_info *mtd, int section,
- 	return 0;
- }
- 
--static int gd5fxgq4_variant2_ooblayout_free(struct mtd_info *mtd, int section,
-+static int gd5fxgqx_variant2_ooblayout_free(struct mtd_info *mtd, int section,
- 					struct mtd_oob_region *region)
- {
- 	if (section)
-@@ -127,16 +130,17 @@ static int gd5fxgq4_variant2_ooblayout_free(struct mtd_info *mtd, int section,
- 	return 0;
- }
- 
--static const struct mtd_ooblayout_ops gd5fxgq4_variant2_ooblayout = {
--	.ecc = gd5fxgq4_variant2_ooblayout_ecc,
--	.free = gd5fxgq4_variant2_ooblayout_free,
-+/* 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 gd5fxgq4uexxg_ecc_get_status(struct spinand_device *spinand,
- 					u8 status)
- {
- 	u8 status2;
--	struct spi_mem_op op = SPINAND_GET_FEATURE_OP(GD5FXGQ4UEXXG_REG_STATUS2,
-+	struct spi_mem_op op = SPINAND_GET_FEATURE_OP(GD5FXGQXXEXXG_REG_STATUS2,
- 						      &status2);
- 	int ret;
- 
-@@ -174,6 +178,43 @@ static int gd5fxgq4uexxg_ecc_get_status(struct spinand_device *spinand,
- 	return -EINVAL;
- }
- 
-+static int gd5fxgq5xexxg_ecc_get_status(struct spinand_device *spinand,
-+					u8 status)
-+{
-+	u8 status2;
-+	struct spi_mem_op op = SPINAND_GET_FEATURE_OP(GD5FXGQXXEXXG_REG_STATUS2,
-+						      &status2);
-+	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 */
-+		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)
- {
-@@ -233,7 +274,7 @@ static const struct spinand_info gigadevice_spinand_table[] = {
- 					      &write_cache_variants,
- 					      &update_cache_variants),
- 		     SPINAND_HAS_QE_BIT,
--		     SPINAND_ECCINFO(&gd5fxgq4_variant2_ooblayout,
-+		     SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
- 				     gd5fxgq4uexxg_ecc_get_status)),
- 	SPINAND_INFO("GD5F1GQ4UFxxG",
- 		     SPINAND_ID(SPINAND_READID_METHOD_OPCODE, 0xb1, 0x48),
-@@ -243,8 +284,18 @@ static const struct spinand_info gigadevice_spinand_table[] = {
- 					      &write_cache_variants,
- 					      &update_cache_variants),
- 		     SPINAND_HAS_QE_BIT,
--		     SPINAND_ECCINFO(&gd5fxgq4_variant2_ooblayout,
-+		     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,
-+					      &write_cache_variants,
-+					      &update_cache_variants),
-+		     SPINAND_HAS_QE_BIT,
-+		     SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
-+				     gd5fxgq5xexxg_ecc_get_status)),
- };
- 
- static const struct spinand_manufacturer_ops gigadevice_spinand_manuf_ops = {
--- 
-2.34.1
-
diff --git a/target/linux/mediatek/patches-5.4/999-2333-mtd-spinand-gigadevice-Add-support-for-F50L1G41LB-and-GD5F1GQ5UExxG.patch b/target/linux/mediatek/patches-5.4/999-2333-mtd-spinand-gigadevice-Add-support-for-F50L1G41LB-and-GD5F1GQ5UExxG.patch
deleted file mode 100644
index d37dd56..0000000
--- a/target/linux/mediatek/patches-5.4/999-2333-mtd-spinand-gigadevice-Add-support-for-F50L1G41LB-and-GD5F1GQ5UExxG.patch
+++ /dev/null
@@ -1,59 +0,0 @@
-From 39ee4e9fb5fd3ce678223147df9d9bef0ce822cd Mon Sep 17 00:00:00 2001
-From: Sam Shih <sam.shih@mediatek.com>
-Date: Fri, 2 Jun 2023 13:06:15 +0800
-Subject: [PATCH] 
- [spi-and-storage][999-2333-mtd-spinand-gigadevice-Add-support-for-F50L1G41LB-and-GD5F1GQ5UExxG.patch]
-
----
- drivers/mtd/nand/spi/gigadevice.c | 21 ++++++++++++++++++++-
- 1 file changed, 20 insertions(+), 1 deletion(-)
-
-diff --git a/drivers/mtd/nand/spi/gigadevice.c b/drivers/mtd/nand/spi/gigadevice.c
-index 937a04ce6..ce88f0c91 100644
---- a/drivers/mtd/nand/spi/gigadevice.c
-+++ b/drivers/mtd/nand/spi/gigadevice.c
-@@ -39,6 +39,15 @@ 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));
- 
-+/* Q5 devices, QUADIO: Dummy bytes only valid for 1 GBit variants */
-+static SPINAND_OP_VARIANTS(gd5f1gq5_read_cache_variants,
-+		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));
-@@ -236,6 +245,16 @@ static int gd5fxgq4ufxxg_ecc_get_status(struct spinand_device *spinand,
- }
- 
- static const struct spinand_info gigadevice_spinand_table[] = {
-+	SPINAND_INFO("F50L1G41LB",
-+	             SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0x01),
-+		     NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),
-+		     NAND_ECCREQ(8, 512),
-+		     SPINAND_INFO_OP_VARIANTS(&gd5f1gq5_read_cache_variants,
-+					      &write_cache_variants,
-+					      &update_cache_variants),
-+		     0,
-+		     SPINAND_ECCINFO(&gd5fxgq4xa_ooblayout,
-+				     gd5fxgq4xa_ecc_get_status)),
- 	SPINAND_INFO("GD5F1GQ4xA",
- 		     SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0xf1),
- 		     NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),
-@@ -290,7 +309,7 @@ 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(&gd5f1gq5_read_cache_variants,
- 					      &write_cache_variants,
- 					      &update_cache_variants),
- 		     SPINAND_HAS_QE_BIT,
--- 
-2.34.1
-
diff --git a/target/linux/mediatek/patches-5.4/999-2334-mtd-spinand-gigadevice-Add-support-for-GD5FxGQxUExxG-GD5FxGQxUExxH-and-GD5FxGMxUExxG-series.patch b/target/linux/mediatek/patches-5.4/999-2334-mtd-spinand-gigadevice-Add-support-for-GD5FxGQxUExxG-GD5FxGQxUExxH-and-GD5FxGMxUExxG-series.patch
deleted file mode 100644
index c609bd7..0000000
--- a/target/linux/mediatek/patches-5.4/999-2334-mtd-spinand-gigadevice-Add-support-for-GD5FxGQxUExxG-GD5FxGQxUExxH-and-GD5FxGMxUExxG-series.patch
+++ /dev/null
@@ -1,143 +0,0 @@
-From b8ffe42101eb8abfb6530396e0c74a85b43eed44 Mon Sep 17 00:00:00 2001
-From: Sam Shih <sam.shih@mediatek.com>
-Date: Fri, 2 Jun 2023 13:06:15 +0800
-Subject: [PATCH] 
- [spi-and-storage][999-2334-mtd-spinand-gigadevice-Add-support-for-GD5FxGQxUExxG-GD5FxGQxUExxH-and-GD5FxGMxUExxG-series.patch]
-
----
- drivers/mtd/nand/spi/gigadevice.c | 98 +++++++++++++++++++++++++++++--
- 1 file changed, 94 insertions(+), 4 deletions(-)
-
-diff --git a/drivers/mtd/nand/spi/gigadevice.c b/drivers/mtd/nand/spi/gigadevice.c
-index ce88f0c91..a4e89529d 100644
---- a/drivers/mtd/nand/spi/gigadevice.c
-+++ b/drivers/mtd/nand/spi/gigadevice.c
-@@ -39,8 +39,9 @@ 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));
- 
--/* Q5 devices, QUADIO: Dummy bytes only valid for 1 GBit variants */
--static SPINAND_OP_VARIANTS(gd5f1gq5_read_cache_variants,
-+/* For Q5 devices, QUADIO use different dummy byte settings */
-+/* Q5 1Gb */
-+static SPINAND_OP_VARIANTS(dummy2_read_cache_variants,
- 		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),
-@@ -48,6 +49,15 @@ static SPINAND_OP_VARIANTS(gd5f1gq5_read_cache_variants,
- 		SPINAND_PAGE_READ_FROM_CACHE_OP(true, 0, 1, NULL, 0),
- 		SPINAND_PAGE_READ_FROM_CACHE_OP(false, 0, 1, NULL, 0));
- 
-+/* Q5 2Gb & 4Gb */
-+static SPINAND_OP_VARIANTS(dummy4_read_cache_variants,
-+		SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP(0, 4, NULL, 0),
-+		SPINAND_PAGE_READ_FROM_CACHE_X4_OP(0, 1, NULL, 0),
-+		SPINAND_PAGE_READ_FROM_CACHE_DUALIO_OP(0, 2, 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));
-@@ -249,7 +259,7 @@ static const struct spinand_info gigadevice_spinand_table[] = {
- 	             SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0x01),
- 		     NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),
- 		     NAND_ECCREQ(8, 512),
--		     SPINAND_INFO_OP_VARIANTS(&gd5f1gq5_read_cache_variants,
-+		     SPINAND_INFO_OP_VARIANTS(&dummy2_read_cache_variants,
- 					      &write_cache_variants,
- 					      &update_cache_variants),
- 		     0,
-@@ -309,7 +319,87 @@ 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(&gd5f1gq5_read_cache_variants,
-+		     SPINAND_INFO_OP_VARIANTS(&dummy2_read_cache_variants,
-+					      &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_ADDR, 0x52),
-+		     NAND_MEMORG(1, 2048, 128, 64, 2048, 40, 1, 1, 1),
-+		     NAND_ECCREQ(4, 512),
-+		     SPINAND_INFO_OP_VARIANTS(&dummy4_read_cache_variants,
-+					      &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_ADDR, 0x55),
-+		     NAND_MEMORG(1, 2048, 128, 64, 4096, 80, 1, 1, 1),
-+		     NAND_ECCREQ(4, 512),
-+		     SPINAND_INFO_OP_VARIANTS(&dummy4_read_cache_variants,
-+					      &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_ADDR, 0x91),
-+		     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("GD5F2GM7UExxG",
-+		     SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0x92),
-+		     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("GD5F4GM8UExxG",
-+		     SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0x95),
-+		     NAND_MEMORG(1, 2048, 128, 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(&gd5fxgqx_variant2_ooblayout,
-+				     gd5fxgq4uexxg_ecc_get_status)),
-+	SPINAND_INFO("GD5F1GQ5UExxH",
-+		     SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x31),
-+		     NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),
-+		     NAND_ECCREQ(4, 512),
-+		     SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
-+					      &write_cache_variants,
-+					      &update_cache_variants),
-+		     SPINAND_HAS_QE_BIT,
-+		     SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
-+				     gd5fxgq5xexxg_ecc_get_status)),
-+	SPINAND_INFO("GD5F2GQ5UExxH",
-+		     SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x32),
-+		     NAND_MEMORG(1, 2048, 64, 64, 2048, 40, 1, 1, 1),
-+		     NAND_ECCREQ(4, 512),
-+		     SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
-+					      &write_cache_variants,
-+					      &update_cache_variants),
-+		     SPINAND_HAS_QE_BIT,
-+		     SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
-+				     gd5fxgq5xexxg_ecc_get_status)),
-+	SPINAND_INFO("GD5F4GQ6UExxH",
-+		     SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x32),
-+		     NAND_MEMORG(1, 2048, 64, 64, 4096, 80, 1, 1, 1),
-+		     NAND_ECCREQ(4, 512),
-+		     SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
- 					      &write_cache_variants,
- 					      &update_cache_variants),
- 		     SPINAND_HAS_QE_BIT,
--- 
-2.34.1
-
diff --git a/target/linux/mediatek/patches-5.4/999-2335-mtd-spinand-fix-gigadevice-read-dummy.patch b/target/linux/mediatek/patches-5.4/999-2335-mtd-spinand-fix-gigadevice-read-dummy.patch
deleted file mode 100644
index 977c65c..0000000
--- a/target/linux/mediatek/patches-5.4/999-2335-mtd-spinand-fix-gigadevice-read-dummy.patch
+++ /dev/null
@@ -1,47 +0,0 @@
-From be41be0e740933fa976ad2990b94ef1e62542a8e Mon Sep 17 00:00:00 2001
-From: Sam Shih <sam.shih@mediatek.com>
-Date: Fri, 2 Jun 2023 13:06:15 +0800
-Subject: [PATCH] 
- [spi-and-storage][999-2335-mtd-spinand-fix-gigadevice-read-dummy.patch]
-
----
- drivers/mtd/nand/spi/gigadevice.c | 8 ++++----
- 1 file changed, 4 insertions(+), 4 deletions(-)
-
-diff --git a/drivers/mtd/nand/spi/gigadevice.c b/drivers/mtd/nand/spi/gigadevice.c
-index a4e89529d..b163ea5dc 100644
---- a/drivers/mtd/nand/spi/gigadevice.c
-+++ b/drivers/mtd/nand/spi/gigadevice.c
-@@ -379,7 +379,7 @@ static const struct spinand_info gigadevice_spinand_table[] = {
- 		     SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x31),
- 		     NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),
- 		     NAND_ECCREQ(4, 512),
--		     SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
-+		     SPINAND_INFO_OP_VARIANTS(&dummy2_read_cache_variants,
- 					      &write_cache_variants,
- 					      &update_cache_variants),
- 		     SPINAND_HAS_QE_BIT,
-@@ -389,17 +389,17 @@ static const struct spinand_info gigadevice_spinand_table[] = {
- 		     SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x32),
- 		     NAND_MEMORG(1, 2048, 64, 64, 2048, 40, 1, 1, 1),
- 		     NAND_ECCREQ(4, 512),
--		     SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
-+		     SPINAND_INFO_OP_VARIANTS(&dummy4_read_cache_variants,
- 					      &write_cache_variants,
- 					      &update_cache_variants),
- 		     SPINAND_HAS_QE_BIT,
- 		     SPINAND_ECCINFO(&gd5fxgqx_variant2_ooblayout,
- 				     gd5fxgq5xexxg_ecc_get_status)),
- 	SPINAND_INFO("GD5F4GQ6UExxH",
--		     SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x32),
-+		     SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0x35),
- 		     NAND_MEMORG(1, 2048, 64, 64, 4096, 80, 1, 1, 1),
- 		     NAND_ECCREQ(4, 512),
--		     SPINAND_INFO_OP_VARIANTS(&read_cache_variants,
-+		     SPINAND_INFO_OP_VARIANTS(&dummy4_read_cache_variants,
- 					      &write_cache_variants,
- 					      &update_cache_variants),
- 		     SPINAND_HAS_QE_BIT,
--- 
-2.34.1
-
diff --git a/target/linux/mediatek/patches-5.4/999-2336-mtd-spinand-fix-F50L1G41LB-ecc-check.patch b/target/linux/mediatek/patches-5.4/999-2336-mtd-spinand-fix-F50L1G41LB-ecc-check.patch
deleted file mode 100644
index 644c6b3..0000000
--- a/target/linux/mediatek/patches-5.4/999-2336-mtd-spinand-fix-F50L1G41LB-ecc-check.patch
+++ /dev/null
@@ -1,27 +0,0 @@
-From c93adec4ad0e8ca47f1a622fb3a5ae445251af36 Mon Sep 17 00:00:00 2001
-From: Sam Shih <sam.shih@mediatek.com>
-Date: Fri, 2 Jun 2023 13:06:16 +0800
-Subject: [PATCH] 
- [spi-and-storage][999-2336-mtd-spinand-fix-F50L1G41LB-ecc-check.patch]
-
----
- drivers/mtd/nand/spi/gigadevice.c | 3 +--
- 1 file changed, 1 insertion(+), 2 deletions(-)
-
-diff --git a/drivers/mtd/nand/spi/gigadevice.c b/drivers/mtd/nand/spi/gigadevice.c
-index b163ea5dc..6ee569de2 100644
---- a/drivers/mtd/nand/spi/gigadevice.c
-+++ b/drivers/mtd/nand/spi/gigadevice.c
-@@ -263,8 +263,7 @@ static const struct spinand_info gigadevice_spinand_table[] = {
- 					      &write_cache_variants,
- 					      &update_cache_variants),
- 		     0,
--		     SPINAND_ECCINFO(&gd5fxgq4xa_ooblayout,
--				     gd5fxgq4xa_ecc_get_status)),
-+		     SPINAND_ECCINFO(&gd5fxgq4xa_ooblayout, NULL)),
- 	SPINAND_INFO("GD5F1GQ4xA",
- 		     SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0xf1),
- 		     NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),
--- 
-2.34.1
-
diff --git a/target/linux/mediatek/patches-5.4/999-2343-mtd-spinand-gigadevice-Add-support-for-F50L1G41LB.patch b/target/linux/mediatek/patches-5.4/999-2343-mtd-spinand-gigadevice-Add-support-for-F50L1G41LB.patch
new file mode 100644
index 0000000..acf4775
--- /dev/null
+++ b/target/linux/mediatek/patches-5.4/999-2343-mtd-spinand-gigadevice-Add-support-for-F50L1G41LB.patch
@@ -0,0 +1,20 @@
+Index: linux-5.4.246/drivers/mtd/nand/spi/gigadevice.c
+===================================================================
+--- linux-5.4.246.orig/drivers/mtd/nand/spi/gigadevice.c
++++ linux-5.4.246/drivers/mtd/nand/spi/gigadevice.c
+@@ -281,6 +281,15 @@ static int gd5fxgq4ufxxg_ecc_get_status(
+ }
+ 
+ static const struct spinand_info gigadevice_spinand_table[] = {
++	SPINAND_INFO("F50L1G41LB",
++	             SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0x01),
++		     NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),
++		     NAND_ECCREQ(8, 512),
++		     SPINAND_INFO_OP_VARIANTS(&read_cache_variants_1gq5,
++					      &write_cache_variants,
++					      &update_cache_variants),
++		     0,
++		     SPINAND_ECCINFO(&gd5fxgq4xa_ooblayout, NULL)),
+ 	SPINAND_INFO("GD5F1GQ4xA",
+ 		     SPINAND_ID(SPINAND_READID_METHOD_OPCODE_ADDR, 0xf1),
+ 		     NAND_MEMORG(1, 2048, 64, 64, 1024, 20, 1, 1, 1),