diff --git a/drivers/mtd/spi-nor/macronix.c b/drivers/mtd/spi-nor/macronix.c
index ea6be95e75a5..ac0bf726784e 100644
--- a/drivers/mtd/spi-nor/macronix.c
+++ b/drivers/mtd/spi-nor/macronix.c
@@ -137,6 +137,12 @@ static const struct flash_info macronix_nor_parts[] = {
 		.size = SZ_64M,
 		.no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
 		.fixup_flags = SPI_NOR_4B_OPCODES,
+	}, {
+		.id = SNOR_ID(0xc2, 0x95, 0x3a),
+		.name = "mx25u51279g",
+		.size = SZ_64M,
+		.no_sfdp_flags = SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+		.fixup_flags = SPI_NOR_4B_OPCODES,
 	}, {
 		.id = SNOR_ID(0xc2, 0x25, 0x3a),
 		.name = "mx66u51235f",
diff --git a/drivers/mtd/spi-nor/spansion.c b/drivers/mtd/spi-nor/spansion.c
index 3ed5d741a9bd..d9c63a8fe63d 100644
--- a/drivers/mtd/spi-nor/spansion.c
+++ b/drivers/mtd/spi-nor/spansion.c
@@ -908,6 +908,12 @@ static const struct flash_info spansion_nor_parts[] = {
 		.size = SZ_16M,
 		.no_sfdp_flags = SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
 		.mfr_flags = USE_CLSR,
+	}, {
+		.id = SNOR_ID(0x01, 0x02, 0x20, 0x4d, 0x01, 0x81),
+		.name = "s25fs512s1",
+		.size = SZ_64M,
+		.no_sfdp_flags = SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ,
+		.mfr_flags = USE_CLSR,
 	}, {
 		.id = SNOR_ID(0x01, 0x20, 0x18, 0x4d, 0x01, 0x81),
 		.name = "s25fs128s1",