ARM: dts: rockchip: add rk3288 hdmi nodes

Add an hdmi node, and also add hdmi endpoints to vopb and vopl
output port nodes.

Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Signed-off-by: Yakir Yang <ykk@rock-chips.com>
Reviewed-by: Daniel Kurtz <djkurtz@chromium.org>
Tested-by: Daniel Kurtz <djkurtz@chromium.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

arch/arm/boot/dts/rk3288.dtsi

@@ -585,6 +585,11 @@
 		vopb_out: port {
 			#address-cells = <1>;
 			#size-cells = <0>;
+
+			vopb_out_hdmi: endpoint@0 {
+				reg = <0>;
+				remote-endpoint = <&hdmi_in_vopb>;
+			};
 		};
 	};
 
@@ -611,6 +616,11 @@
 		vopl_out: port {
 			#address-cells = <1>;
 			#size-cells = <0>;
+
+			vopl_out_hdmi: endpoint@0 {
+				reg = <0>;
+				remote-endpoint = <&hdmi_in_vopl>;
+			};
 		};
 	};
 
@@ -623,6 +633,33 @@
 		status = "disabled";
 	};
 
+	hdmi: hdmi@ff980000 {
+		compatible = "rockchip,rk3288-dw-hdmi";
+		reg = <0xff980000 0x20000>;
+		reg-io-width = <4>;
+		ddc-i2c-bus = <&i2c5>;
+		rockchip,grf = <&grf>;
+		interrupts = <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&cru  PCLK_HDMI_CTRL>, <&cru SCLK_HDMI_HDCP>;
+		clock-names = "iahb", "isfr";
+		status = "disabled";
+
+		ports {
+			hdmi_in: port {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				hdmi_in_vopb: endpoint@0 {
+					reg = <0>;
+					remote-endpoint = <&vopb_out_hdmi>;
+				};
+				hdmi_in_vopl: endpoint@1 {
+					reg = <1>;
+					remote-endpoint = <&vopl_out_hdmi>;
+				};
+			};
+		};
+	};
+
 	gic: interrupt-controller@ffc01000 {
 		compatible = "arm,gic-400";
 		interrupt-controller;