diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-tablet.dtsi b/arch/arm64/boot/dts/rockchip/rk3588s-tablet.dtsi
index cabf516fe425..8c3b6edf0c1e 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588s-tablet.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588s-tablet.dtsi
@@ -259,6 +259,14 @@
 	mem-supply = <&vdd_cpu_big1_mem_s0>;
 };
 
+&dp0 {
+	status = "okay";
+};
+
+&dp0_in_vp1 {
+	status = "okay";
+};
+
 &edp0 {
 	force-hpd;
 	status = "okay";
@@ -474,6 +482,17 @@
 			source-pdos =
 				<PDO_FIXED(5000, 3000, PDO_FIXED_USB_COMM)>;
 
+			altmodes {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				altmode@0 {
+					reg = <0>;
+					svid = <0xff01>;
+					vdo = <0xffffffff>;
+				};
+			};
+
 			ports {
 				#address-cells = <1>;
 				#size-cells = <0>;
@@ -484,6 +503,13 @@
 						remote-endpoint = <&usbdp_phy0_orientation_switch>;
 					};
 				};
+
+				port@1 {
+					reg = <1>;
+					dp_altmode_mux: endpoint {
+						remote-endpoint = <&usbdp_phy0_dp_altmode_mux>;
+					};
+				};
 			};
 		};
 	};
@@ -764,9 +790,12 @@
 };
 
 &usbdp_phy0 {
+	orientation-switch;
+	svid = <0xff01>;
+	sbu1-dc-gpios = <&gpio4 RK_PA6 GPIO_ACTIVE_HIGH>;
+	sbu2-dc-gpios = <&gpio4 RK_PA7 GPIO_ACTIVE_HIGH>;
 	status = "okay";
 
-	orientation-switch;
 	port {
 		#address-cells = <1>;
 		#size-cells = <0>;
@@ -774,6 +803,11 @@
 			reg = <0>;
 			remote-endpoint = <&usbc0_orien_sw>;
 		};
+
+		usbdp_phy0_dp_altmode_mux: endpoint@1 {
+			reg = <1>;
+			remote-endpoint = <&dp_altmode_mux>;
+		};
 	};
 };
 
@@ -816,7 +850,7 @@
 &vop {
 	assigned-clocks = <&cru DCLK_VOP2_SRC>, <&cru DCLK_VOP2_SRC>,
 			  <&cru DCLK_VOP2_SRC>, <&cru DCLK_VOP3>;
-	assigned-clock-parents = <0>, <0>, <&cru PLL_V0PLL>, <0>;
+	assigned-clock-parents = <0>, <&cru PLL_GPLL>, <&cru PLL_V0PLL>, <0>;
 	status = "okay";
 };