diff --git a/arch/arm64/boot/dts/rockchip/rk3588.dtsi b/arch/arm64/boot/dts/rockchip/rk3588.dtsi
index 1cf9c53047f4..01bf1e4cd430 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588.dtsi
@@ -716,6 +716,7 @@
 	usbdp_phy1: phy@fed90000 {
 		compatible = "rockchip,rk3588-usbdp-phy";
 		reg = <0x0 0xfed90000 0x0 0x10000>;
+		rockchip,u2phy-grf = <&usb2phy1_grf>;
 		rockchip,usb-grf = <&usb_grf>;
 		rockchip,usbdpphy-grf = <&usbdpphy1_grf>;
 		rockchip,vo-grf = <&vo0_grf>;
diff --git a/arch/arm64/boot/dts/rockchip/rk3588s.dtsi b/arch/arm64/boot/dts/rockchip/rk3588s.dtsi
index 3187ded18909..ac6fc7ff755c 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588s.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588s.dtsi
@@ -4197,6 +4197,7 @@
 	usbdp_phy0: phy@fed80000 {
 		compatible = "rockchip,rk3588-usbdp-phy";
 		reg = <0x0 0xfed80000 0x0 0x10000>;
+		rockchip,u2phy-grf = <&usb2phy0_grf>;
 		rockchip,usb-grf = <&usb_grf>;
 		rockchip,usbdpphy-grf = <&usbdpphy0_grf>;
 		rockchip,vo-grf = <&vo0_grf>;