diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-evb4-lp4x.dtsi b/arch/arm64/boot/dts/rockchip/rk3588s-evb4-lp4x.dtsi
index 9bf5efc6675e..a139c88a83ca 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588s-evb4-lp4x.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588s-evb4-lp4x.dtsi
@@ -157,6 +157,10 @@
 	status = "okay";
 };
 
+&combphy2_psu {
+	status = "okay";
+};
+
 &dp0 {
 	status = "okay";
 };