ARM: dts: rockchip: Add HDMI node for RK3128

RK3128 has Innosilicon based HDMI TX controller similar to the one found in
RK3036.
Add it and the respective port nodes to the SoC device tree.

Signed-off-by: Alex Bee <knaerzche@gmail.com>
Link: https://lore.kernel.org/r/20231222174220.55249-29-knaerzche@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

Author: knaerzche

arch/arm/boot/dts/rockchip/rk3128.dtsi

@@ -270,6 +270,11 @@
 		vop_out: port {
 			#address-cells = <1>;
 			#size-cells = <0>;
+
+			vop_out_hdmi: endpoint@0 {
+				reg = <0>;
+				remote-endpoint = <&hdmi_in_vop>;
+			};
 		};
 	};
 
@@ -463,6 +468,34 @@
 		};
 	};
 
+	hdmi: hdmi@20034000 {
+		compatible = "rockchip,rk3128-inno-hdmi";
+		reg = <0x20034000 0x4000>;
+		interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
+		clocks = <&cru PCLK_HDMI>, <&cru DCLK_VOP>;
+		clock-names = "pclk", "ref";
+		pinctrl-names = "default";
+		pinctrl-0 = <&hdmii2c_xfer &hdmi_hpd &hdmi_cec>;
+		power-domains = <&power RK3128_PD_VIO>;
+		status = "disabled";
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			hdmi_in: port@0 {
+				reg = <0>;
+				hdmi_in_vop: endpoint {
+					remote-endpoint = <&vop_out_hdmi>;
+				};
+			};
+
+			hdmi_out: port@1 {
+				reg = <1>;
+			};
+		};
+	};
+
 	timer0: timer@20044000 {
 		compatible = "rockchip,rk3128-timer", "rockchip,rk3288-timer";
 		reg = <0x20044000 0x20>;