ARM64: dts: meson-gx: Add HDMI_5V regulator on selected boards

On reference boards and derivatives, the HDMI Logic is powered by an external
5V regulator.
This regulator was set by the Vendor U-Boot, add the regulator and set it always-on for now.
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>

arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi

@@ -59,6 +59,18 @@ memory@0 {
 		reg = <0x0 0x0 0x0 0x80000000>;
 	};
 
+	hdmi_5v: regulator-hdmi-5v {
+		compatible = "regulator-fixed";
+
+		regulator-name = "HDMI_5V";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+
+		gpio = <&gpio GPIOH_3 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+		regulator-always-on;
+	};
+
 	vddio_boot: regulator-vddio_boot {
 		compatible = "regulator-fixed";
 		regulator-name = "VDDIO_BOOT";

arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts

@@ -72,6 +72,18 @@ memory@0 {
 		reg = <0x0 0x0 0x0 0x80000000>;
 	};
 
+	hdmi_5v: regulator-hdmi-5v {
+		compatible = "regulator-fixed";
+
+		regulator-name = "HDMI_5V";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+
+		gpio = <&gpio GPIOH_3 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+		regulator-always-on;
+	};
+
 	vcc_3v3: regulator-vcc_3v3 {
 		compatible = "regulator-fixed";
 		regulator-name = "VCC_3V3";

arch/arm64/boot/dts/amlogic/meson-gxl-s905x-p212.dtsi

@@ -28,6 +28,18 @@ memory@0 {
 		reg = <0x0 0x0 0x0 0x80000000>;
 	};
 
+	hdmi_5v: regulator-hdmi-5v {
+		compatible = "regulator-fixed";
+
+		regulator-name = "HDMI_5V";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+
+		gpio = <&gpio GPIOH_3 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+		regulator-always-on;
+	};
+
 	vddio_boot: regulator-vddio_boot {
 		compatible = "regulator-fixed";
 		regulator-name = "VDDIO_BOOT";

arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts

@@ -153,6 +153,18 @@ map3 {
 		};
 	};
 
+	hdmi_5v: regulator-hdmi-5v {
+		compatible = "regulator-fixed";
+
+		regulator-name = "HDMI_5V";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+
+		gpio = <&gpio GPIOH_3 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+		regulator-always-on;
+	};
+
 	vcc_3v3: regulator-vcc_3v3 {
 		compatible = "regulator-fixed";
 		regulator-name = "VCC_3V3";