diff --git a/arch/arm/boot/dts/rk312x-sdk.dtsi b/arch/arm/boot/dts/rk312x-sdk.dtsi
index b744b8e82410..c8430b31d1c2 100755
--- a/arch/arm/boot/dts/rk312x-sdk.dtsi
+++ b/arch/arm/boot/dts/rk312x-sdk.dtsi
@@ -379,3 +379,7 @@
 	auto-freq=<0>;
 	status="disable";
 };
+
+&pwm0 {
+        status = "okay";
+};