diff --git a/target/linux/mediatek/patches-5.4/0021-dts-mt7622-remove-cooling-device.patch b/target/linux/mediatek/patches-5.4/0021-dts-mt7622-remove-cooling-device.patch
new file mode 100644
index 0000000..efcc14f
--- /dev/null
+++ b/target/linux/mediatek/patches-5.4/0021-dts-mt7622-remove-cooling-device.patch
@@ -0,0 +1,31 @@
+--- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi
++++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
+@@ -167,25 +167,6 @@
+ 				};
+ 			};
+ 
+-			cooling-maps {
+-				map0 {
+-					trip = <&cpu_passive>;
+-					cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+-							 <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+-				};
+-
+-				map1 {
+-					trip = <&cpu_active>;
+-					cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+-							 <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+-				};
+-
+-				map2 {
+-					trip = <&cpu_hot>;
+-					cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+-							 <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+-				};
+-			};
+ 		};
+ 	};
+ 
+-- 
+2.29.2
+