[PATCH 4/8] ARM: dts: imx6q-cm-fx6.dts: add supplies for wm8731

[Frank Li]

Add supplies for wm8731 to fix below CHECK_DTB warnings:
arch/arm/boot/dts/nxp/imx/imx6q-cm-fx6.dtb: codec at 1a (wlf,wm8731): 'AVDD-supply' is a required property
        from schema $id: http://devicetree.org/schemas/sound/wlf,wm8731.yaml#

Signed-off-by: Frank Li <Frank.Li at nxp.com>
---
 arch/arm/boot/dts/nxp/imx/imx6q-cm-fx6.dts | 32 ++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/arch/arm/boot/dts/nxp/imx/imx6q-cm-fx6.dts b/arch/arm/boot/dts/nxp/imx/imx6q-cm-fx6.dts
index 299106fbe51c4ac1e9e0a70a4ec12e16b8110497..1dc5cb41f260843dd1239f49e513891c23ce4121 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6q-cm-fx6.dts
+++ b/arch/arm/boot/dts/nxp/imx/imx6q-cm-fx6.dts
@@ -99,6 +99,34 @@ reg_usb_otg_vbus: usb_otg_vbus {
 		enable-active-high;
 	};
 
+	avdd_reg: regulator-avdd {
+		compatible = "regulator-fixed";
+		regulator-name = "avdd";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+	};
+
+	hpvdd_reg: regulator-hpvdd {
+		compatible = "regulator-fixed";
+		regulator-name = "hpvdd";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+	};
+
+	dcvdd_reg: regulator-dcvdd {
+		compatible = "regulator-fixed";
+		regulator-name = "dcvdd";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+	};
+
+	dbvdd_reg: regulator-dbvdd {
+		compatible = "regulator-fixed";
+		regulator-name = "dbvdd";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+	};
+
 	sound-analog {
 		compatible = "simple-audio-card";
 		simple-audio-card,name = "On-board analog audio";
@@ -307,6 +335,10 @@ wm8731: codec at 1a {
 		#sound-dai-cells = <0>;
 		compatible = "wlf,wm8731";
 		reg = <0x1a>;
+		AVDD-supply = <&avdd_reg>;
+		HPVDD-supply = <&hpvdd_reg>;
+		DCVDD-supply = <&dcvdd_reg>;
+		DBVDD-supply = <&dbvdd_reg>;
 	};
 };
 

-- 
2.34.1