ARM: dts: imx6dl-wandboard: Add audio support

Wandboard has a sgtl5000 codec.

Add audio support.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

2 files changed, 80 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/imx6dl-wandboard.dts b/arch/arm/boot/dts/imx6dl-wandboard.dts
index bfc59c3566a4..ab6a053dcb1f 100644
--- a/arch/arm/boot/dts/imx6dl-wandboard.dts
+++ b/arch/arm/boot/dts/imx6dl-wandboard.dts
@@ -18,6 +18,74 @@
         memory {
                 reg = <0x10000000 0x40000000>;
         };
+
+        regulators {
+                compatible = "simple-bus";
+
+                reg_2p5v: 2p5v {
+                        compatible = "regulator-fixed";
+                        regulator-name = "2P5V";
+                        regulator-min-microvolt = <2500000>;
+                        regulator-max-microvolt = <2500000>;
+                        regulator-always-on;
+                };
+
+                reg_3p3v: 3p3v {
+                        compatible = "regulator-fixed";
+                        regulator-name = "3P3V";
+                        regulator-min-microvolt = <3300000>;
+                        regulator-max-microvolt = <3300000>;
+                        regulator-always-on;
+                };
+        };
+
+        sound {
+                compatible = "fsl,imx6dl-wandboard-sgtl5000",
+                             "fsl,imx-audio-sgtl5000";
+                model = "imx6dl-wandboard-sgtl5000";
+                ssi-controller = <&ssi1>;
+                audio-codec = <&codec>;
+                audio-routing =
+                        "MIC_IN", "Mic Jack",
+                        "Mic Jack", "Mic Bias",
+                        "Headphone Jack", "HP_OUT";
+                mux-int-port = <1>;
+                mux-ext-port = <3>;
+        };
+};
+
+&audmux {
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_audmux_2>;
+        status = "okay";
+};
+
+&i2c2 {
+        clock-frequency = <100000>;
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_i2c2_2>;
+        status = "okay";
+
+        codec: sgtl5000@0a {
+                compatible = "fsl,sgtl5000";
+                reg = <0x0a>;
+                clocks = <&clks 169>;
+                VDDA-supply = <&reg_2p5v>;
+                VDDIO-supply = <&reg_3p3v>;
+        };
+};
+
+&iomuxc {
+        pinctrl-names = "default";
+        pinctrl-0 = <&pinctrl_hog>;
+
+        hog {
+                pinctrl_hog: hoggrp {
+                        fsl,pins = <
+                                MX6DL_PAD_GPIO_0__CCM_CLKO1    0x130b0
+                        >;
+                };
+        };
 };
 
 &fec {
@@ -27,6 +95,11 @@
         status = "okay";
 };
 
+&ssi1 {
+        fsl,mode = "i2s-slave";
+        status = "okay";
+};
+
 &uart1 {
         pinctrl-names = "default";
         pinctrl-0 = <&pinctrl_uart1_1>;
diff --git a/arch/arm/boot/dts/imx6dl.dtsi b/arch/arm/boot/dts/imx6dl.dtsi
index 2b5628d23299..4505109de7d6 100644
--- a/arch/arm/boot/dts/imx6dl.dtsi
+++ b/arch/arm/boot/dts/imx6dl.dtsi
@@ -196,6 +196,13 @@
                                                         MX6DL_PAD_EIM_D16__I2C2_SDA 0x4001b8b1
                                                 >;
                                         };
+
+                                        pinctrl_i2c2_2: i2c2grp-2 {
+                                                fsl,pins = <
+                                                        MX6DL_PAD_KEY_COL3__I2C2_SCL 0x4001b8b1
+                                                        MX6DL_PAD_KEY_ROW3__I2C2_SDA 0x4001b8b1
+                                                >;
+                                        };
                                 };
 
                                 i2c3 {