Enable support for USB-C DP AltMode to the ROCK 5B/5B+/5T.

Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
---
 .../boot/dts/rockchip/rk3588-rock-5b-5bp-5t.dtsi   | 83 +++++++++++++++++++---
 1 file changed, 72 insertions(+), 11 deletions(-)

diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b-5bp-5t.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b-5bp-5t.dtsi
index 3bbe78810ec6f279a36d51d2fcef4a0f3f53036b..1e284dc48bd3fc2009f5f261e116bf8dbb96d7bd 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b-5bp-5t.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b-5bp-5t.dtsi
@@ -177,6 +177,22 @@ &cpu_l3 {
 	cpu-supply = <&vdd_cpu_lit_s0>;
 };
 
+&dp0 {
+	status = "okay";
+};
+
+&dp0_in {
+	dp0_in_vp2: endpoint {
+		remote-endpoint = <&vp2_out_dp0>;
+	};
+};
+
+&dp0_out {
+	dp0_out_con: endpoint {
+		remote-endpoint = <&usbdp_phy0_dp_in>;
+	};
+};
+
 &gpu {
 	mali-supply = <&vdd_gpu_s0>;
 	status = "okay";
@@ -352,21 +368,21 @@ ports {
 				port@0 {
 					reg = <0>;
 					usbc0_hs: endpoint {
-						remote-endpoint = <&usb_host0_xhci_to_usbc0>;
+						remote-endpoint = <&usb_host0_xhci_hs>;
 					};
 				};
 
 				port@1 {
 					reg = <1>;
 					usbc0_ss: endpoint {
-						remote-endpoint = <&usbdp_phy0_ss>;
+						remote-endpoint = <&usbdp_phy0_ss_out>;
 					};
 				};
 
 				port@2 {
 					reg = <2>;
 					usbc0_sbu: endpoint {
-						remote-endpoint = <&usbdp_phy0_sbu>;
+						remote-endpoint = <&usbdp_phy0_dp_out>;
 					};
 				};
 			};
@@ -993,18 +1009,41 @@ &usbdp_phy0 {
 	orientation-switch;
 	status = "okay";
 
-	port {
+	ports {
 		#address-cells = <1>;
 		#size-cells = <0>;
 
-		usbdp_phy0_ss: endpoint@0 {
+
+		port@0 {
 			reg = <0>;
-			remote-endpoint = <&usbc0_ss>;
+
+			usbdp_phy0_ss_out: endpoint {
+				remote-endpoint = <&usbc0_ss>;
+			};
 		};
 
-		usbdp_phy0_sbu: endpoint@1 {
+		port@1 {
 			reg = <1>;
-			remote-endpoint = <&usbc0_sbu>;
+
+			usbdp_phy0_ss_in: endpoint {
+				remote-endpoint = <&usb_host0_xhci_ss>;
+			};
+		};
+
+		port@2 {
+			reg = <2>;
+
+			usbdp_phy0_dp_in: endpoint {
+				remote-endpoint = <&dp0_out_con>;
+			};
+		};
+
+		port@3 {
+			reg = <3>;
+
+			usbdp_phy0_dp_out: endpoint {
+				remote-endpoint = <&usbc0_sbu>;
+			};
 		};
 	};
 };
@@ -1025,9 +1064,24 @@ &usb_host0_xhci {
 	usb-role-switch;
 	status = "okay";
 
-	port {
-		usb_host0_xhci_to_usbc0: endpoint {
-			remote-endpoint = <&usbc0_hs>;
+	ports {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		port@0 {
+			reg = <0>;
+
+			usb_host0_xhci_hs: endpoint {
+				remote-endpoint = <&usbc0_hs>;
+			};
+		};
+
+		port@1 {
+			reg = <1>;
+
+			usb_host0_xhci_ss: endpoint {
+				remote-endpoint = <&usbdp_phy0_ss_in>;
+			};
 		};
 	};
 };
@@ -1066,3 +1120,10 @@ vp1_out_hdmi1: endpoint@ROCKCHIP_VOP2_EP_HDMI1 {
 		remote-endpoint = <&hdmi1_in_vp1>;
 	};
 };
+
+&vp2 {
+	vp2_out_dp0: endpoint@a {
+		reg = <ROCKCHIP_VOP2_EP_DP0>;
+		remote-endpoint = <&dp0_in_vp2>;
+	};
+};

-- 
2.50.1