ARM: dts: imx6ul-14x14-evk: Complete WM8960 power supplies

WM8960 has the following power supplies:
- AVDD
- DBVDD
- DCVDD
- SPKVDD1
- SPKVDD2

Add new audio regulators to reflect the schematic and complete missed
power supplies.

Signed-off-by: Chancel Liu <chancel.liu@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

1 files changed, 32 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/nxp/imx/imx6ul-14x14-evk.dtsi b/arch/arm/boot/dts/nxp/imx/imx6ul-14x14-evk.dtsi
index 0e839bbfea08..911ccbd132cf 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6ul-14x14-evk.dtsi
+++ b/arch/arm/boot/dts/nxp/imx/imx6ul-14x14-evk.dtsi
@@ -62,6 +62,33 @@
 		gpios = <&gpio_spi 3 GPIO_ACTIVE_LOW>;
 	};
 
+	reg_audio_5v: regulator-audio-pwr {
+		compatible = "regulator-fixed";
+		regulator-name = "audio-5v";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
+	reg_audio_3v3: regulator-audio-3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "audio-3v3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
+	reg_audio_1v8: regulator-audio-1v8 {
+		compatible = "regulator-fixed";
+		regulator-name = "audio-1v8";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
+
 	sound-wm8960 {
 		compatible = "fsl,imx-audio-wm8960";
 		model = "wm8960-audio";
@@ -139,6 +166,11 @@
 		wlf,gpio-cfg = <1 3>;
 		clocks = <&clks IMX6UL_CLK_SAI2>;
 		clock-names = "mclk";
+		AVDD-supply = <&reg_audio_3v3>;
+		DBVDD-supply = <&reg_audio_1v8>;
+		DCVDD-supply = <&reg_audio_1v8>;
+		SPKVDD1-supply = <&reg_audio_5v>;
+		SPKVDD2-supply = <&reg_audio_5v>;
 	};
 
 	camera@3c {