diff --git a/target/linux/mediatek/patches-6.1/181-mt7622_fix_dts_mt7531_reg.patch b/target/linux/mediatek/patches-6.1/181-mt7622_fix_dts_mt7531_reg.patch
deleted file mode 100644
index 3d2c2c1dec7..00000000000
--- a/target/linux/mediatek/patches-6.1/181-mt7622_fix_dts_mt7531_reg.patch
+++ /dev/null
@@ -1,28 +0,0 @@
---- a/arch/arm64/boot/dts/mediatek/mt7622-bananapi-bpi-r64.dts
-+++ b/arch/arm64/boot/dts/mediatek/mt7622-bananapi-bpi-r64.dts
-@@ -152,9 +152,9 @@
- 		#address-cells = <1>;
- 		#size-cells = <0>;
- 
--		switch@0 {
-+		switch@1f {
- 			compatible = "mediatek,mt7531";
--			reg = <0>;
-+			reg = <31>;
- 			interrupt-controller;
- 			#interrupt-cells = <1>;
- 			interrupt-parent = <&pio>;
---- a/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
-+++ b/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
-@@ -117,9 +117,9 @@
- 		#address-cells = <1>;
- 		#size-cells = <0>;
- 
--		switch@0 {
-+		switch@1f {
- 			compatible = "mediatek,mt7531";
--			reg = <0>;
-+			reg = <31>;
- 			reset-gpios = <&pio 54 0>;
- 
- 			ports {