ARM: dts: vf610-twr: Enable SGTL5000 codec.

This patch adds and enables SGTL5000 codec support.
Signed-off-by: NXiubo Li <Li.Xiubo@freescale.com>
Signed-off-by: NShawn Guo <shawn.guo@linaro.org>

arch/arm/boot/dts/vf610-twr.dts

@@ -34,6 +34,20 @@
 		};
 	};
 
+	regulators {
+		compatible = "simple-bus";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		reg_3p3v: regulator@0 {
+			compatible = "regulator-fixed";
+			reg = <0>;
+			regulator-name = "3P3V";
+			regulator-min-microvolt = <3300000>;
+			regulator-max-microvolt = <3300000>;
+			regulator-always-on;
+		};
+	};
 };
 
 &dspi0 {
@@ -72,6 +86,14 @@
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_i2c0>;
 	status = "okay";
+
+	codec: sgtl5000@0a {
+	       compatible = "fsl,sgtl5000";
+	       reg = <0x0a>;
+	       VDDA-supply = <&reg_3p3v>;
+	       VDDIO-supply = <&reg_3p3v>;
+	       clocks = <&clks VF610_CLK_SAI2>;
+       };
 };
 
 &iomuxc {