ARM: tegra: apalis_t30: add missing regulators

Add missing regulators:
- reg_module_3v3_audio being VDDA supply of SGTL5000
- VDDD supply of SGTL5000 actually being reg_1v8_vio
- carrier board HDMI supply being reg_5v0
- carrier board reg_3v3 actually being backlight and panel power supply

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

diff --git a/arch/arm/boot/dts/tegra30-apalis-eval.dts b/arch/arm/boot/dts/tegra30-apalis-eval.dts
index 07da481..14a62b5 100644 (file)
--- a/arch/arm/boot/dts/tegra30-apalis-eval.dts
+++ b/arch/arm/boot/dts/tegra30-apalis-eval.dts
@@ -41,6 +41,7 @@
                };
                hdmi@54280000 {
                        status = "okay";
+                       hdmi-supply = <&reg_5v0>;
                };
        };
 
@@ -185,6 +186,7 @@
                default-brightness-level = <6>;
                /* BKL1_ON */
                enable-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_HIGH>;
+               power-supply = <&reg_3v3>;
        };
 
        gpio-keys {
@@ -207,6 +209,7 @@
                compatible = "edt,et057090dhu", "simple-panel";
 
                backlight = <&backlight>;
+               power-supply = <&reg_3v3>;
        };
 
        pwmleds {
@@ -231,6 +234,13 @@
                };
        };
 
+       reg_3v3: regulator-3v3 {
+               compatible = "regulator-fixed";
+               regulator-name = "3.3V_SW";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+       };
+
        reg_5v0: regulator-5v0 {
                compatible = "regulator-fixed";
                regulator-name = "5V_SW";

diff --git a/arch/arm/boot/dts/tegra30-apalis.dtsi b/arch/arm/boot/dts/tegra30-apalis.dtsi
index 214a237..3b2e155 100644 (file)
--- a/arch/arm/boot/dts/tegra30-apalis.dtsi
+++ b/arch/arm/boot/dts/tegra30-apalis.dtsi
@@ -465,7 +465,8 @@
                sgtl5000: codec@a {
                        compatible = "fsl,sgtl5000";
                        reg = <0x0a>;
-                       VDDA-supply = <&reg_module_3v3>;
+                       VDDA-supply = <&reg_module_3v3_audio>;
+                       VDDD-supply = <&reg_1v8_vio>;
                        VDDIO-supply = <&reg_module_3v3>;
                        clocks = <&tegra_car TEGRA30_CLK_EXTERN1>;
                };
@@ -758,6 +759,14 @@
                regulator-always-on;
        };
 
+       reg_module_3v3_audio: regulator-module-3v3-audio {
+               compatible = "regulator-fixed";
+               regulator-name = "+V3.3_AUDIO_AVDD_S";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               regulator-always-on;
+       };
+
        sound {
                compatible = "toradex,tegra-audio-sgtl5000-apalis_t30",
                             "nvidia,tegra-audio-sgtl5000";