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>

diff --git a/arch/arm/boot/dts/imx6dl-wandboard.dts b/arch/arm/boot/dts/imx6dl-wandboard.dts
index bfc59c3..ab6a053 100644 (file)
--- 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 2b5628d..4505109 100644 (file)
--- 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 {