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
new file mode 100644
index 0000000..977c65c
--- /dev/null
+++ b/target/linux/mediatek/patches-5.4/999-2335-mtd-spinand-fix-gigadevice-read-dummy.patch
@@ -0,0 +1,47 @@
+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
+