arm64: dts: allwinner: h6: orangepi: Enable HDMI

Both, OrangePi One Plus and OrangePi Lite 2 have HDMI output. Enable it
in common DTSI.
Signed-off-by: Marcus Cooper <codekipper@gmail.com>
[patch split and commit message]
Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
Reviewed-by: Christopher Obbard <chris@64studio.com>
Tested-by: Christopher Obbard <chris@64studio.com>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>

arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi.dtsi

@@ -20,6 +20,18 @@ chosen {
 		stdout-path = "serial0:115200n8";
 	};
 
+	connector {
+		compatible = "hdmi-connector";
+		type = "a";
+		ddc-en-gpios = <&pio 7 2 GPIO_ACTIVE_HIGH>; /* PH2 */
+
+		port {
+			hdmi_con_in: endpoint {
+				remote-endpoint = <&hdmi_out_con>;
+			};
+		};
+	};
+
 	ext_osc32k: ext_osc32k_clk {
 		#clock-cells = <0>;
 		compatible = "fixed-clock";
@@ -52,6 +64,10 @@ reg_vcc5v: vcc5v {
 	};
 };
 
+&de {
+	status = "okay";
+};
+
 &ehci0 {
 	status = "okay";
 };
@@ -65,6 +81,16 @@ &gpu {
 	status = "okay";
 };
 
+&hdmi {
+	status = "okay";
+};
+
+&hdmi_out {
+	hdmi_out_con: endpoint {
+		remote-endpoint = <&hdmi_con_in>;
+	};
+};
+
 &mmc0 {
 	vmmc-supply = <&reg_cldo1>;
 	cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;