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>

4 files changed, 48 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi
index 7d4b95e49993..aeb6d21a3bec 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gx-p23x-q20x.dtsi
@@ -59,6 +59,18 @@
                 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";
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
index dc9c3b8216c2..9671f1e3c74a 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
@@ -72,6 +72,18 @@
                 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";
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-p212.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-p212.dtsi
index ff09df1fd5a3..7005068346a0 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-p212.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-p212.dtsi
@@ -28,6 +28,18 @@
                 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";
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
index 34a41b26a4ed..d2595c08ebe7 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
@@ -153,6 +153,18 @@
                 };
         };
 
+        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";