ARM: dts: hummingboard: add sgtl5000 support for Hummingboard Pro

Add the DT description for the SGTL5000 found on the Hummingboard Pro
model.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

arch/arm/boot/dts/imx6qdl-hummingboard.dtsi

@@ -88,6 +88,19 @@ reg_usbotg_vbus: usb-otg-vbus {
 		};
 	};
 
+	sound-sgtl5000 {
+		audio-codec = <&sgtl5000>;
+		audio-routing =
+			"MIC_IN", "Mic Jack",
+			"Mic Jack", "Mic Bias",
+			"Headphone Jack", "HP_OUT";
+		compatible = "fsl,imx-audio-sgtl5000";
+		model = "On-board Codec";
+		mux-ext-port = <5>;
+		mux-int-port = <1>;
+		ssi-controller = <&ssi1>;
+	};
+
 	sound-spdif {
 		compatible = "fsl,imx-audio-spdif";
 		model = "On-board SPDIF";
@@ -97,6 +110,10 @@ sound-spdif {
 	};
 };
 
+&audmux {
+	status = "okay";
+};
+
 &can1 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_hummingboard_flexcan1>;
@@ -120,6 +137,17 @@ rtc: pcf8523@68 {
 		compatible = "nxp,pcf8523";
 		reg = <0x68>;
 	};
+
+	/* Pro baseboard model */
+	sgtl5000: sgtl5000@0a {
+		clocks = <&clks IMX6QDL_CLK_CKO>;
+		compatible = "fsl,sgtl5000";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_hummingboard_sgtl5000>;
+		reg = <0x0a>;
+		VDDA-supply = <&reg_3p3v>;
+		VDDIO-supply = <&reg_3p3v>;
+	};
 };
 
 &i2c2 {
@@ -168,6 +196,16 @@ pinctrl_hummingboard_pwm1: pwm1grp {
 			fsl,pins = <MX6QDL_PAD_DISP0_DAT8__PWM1_OUT 0x1b0b1>;
 		};
 
+		pinctrl_hummingboard_sgtl5000: hummingboard-sgtl5000 {
+			fsl,pins = <
+				MX6QDL_PAD_DISP0_DAT19__AUD5_RXD 0x130b0
+				MX6QDL_PAD_KEY_COL0__AUD5_TXC 0x130b0
+				MX6QDL_PAD_KEY_ROW0__AUD5_TXD 0x110b0
+				MX6QDL_PAD_KEY_COL1__AUD5_TXFS 0x130b0
+				MX6QDL_PAD_GPIO_5__CCM_CLKO1 0x130b0
+			>;
+		};
+
 		pinctrl_hummingboard_spdif: hummingboard-spdif {
 			fsl,pins = <MX6QDL_PAD_GPIO_17__SPDIF_OUT 0x13091>;
 		};
@@ -224,6 +262,11 @@ &spdif {
 	status = "okay";
 };
 
+&ssi1 {
+	fsl,mode = "i2s-slave";
+	status = "okay";
+};
+
 &usbh1 {
 	disable-over-current;
 	vbus-supply = <&reg_usbh1_vbus>;