ARM i.MX53: mba53: add sound support

Enable the sgtl5000 found on MBa53 mainboard.
Also enable audio muxer and ssi, which are needed for sound to work.

Signed-off-by: Markus Niebel <Markus.Niebel@tqs.de>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Steffen Trumtrar <s.trumtrar@pengutronix.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

diff --git a/arch/arm/boot/dts/imx53-mba53.dts b/arch/arm/boot/dts/imx53-mba53.dts
index 2889baba54f2241125a7f2869bddbea137bdad43..b171c008cd6f51f55fb27b43fd64dca9a5edc6e1 100644 (file)
--- a/arch/arm/boot/dts/imx53-mba53.dts
+++ b/arch/arm/boot/dts/imx53-mba53.dts
@@ -42,6 +42,28 @@
                interface-pix-fmt = "rgb24";
                status = "disabled";
        };
+
+       reg_3p2v: 3p2v {
+               compatible = "regulator-fixed";
+               regulator-name = "3P2V";
+               regulator-min-microvolt = <3200000>;
+               regulator-max-microvolt = <3200000>;
+               regulator-always-on;
+       };
+
+       sound {
+               compatible = "tq,imx53-mba53-sgtl5000",
+                            "fsl,imx-audio-sgtl5000";
+               model = "imx53-mba53-sgtl5000";
+               ssi-controller = <&ssi2>;
+               audio-codec = <&codec>;
+               audio-routing =
+                       "MIC_IN", "Mic Jack",
+                       "Mic Jack", "Mic Bias",
+                       "Headphone Jack", "HP_OUT";
+               mux-int-port = <2>;
+               mux-ext-port = <5>;
+       };
 };
 
 &ldb {
@@ -122,10 +144,19 @@
        status = "okay";
 };
 
+&audmux {
+       status = "okay";
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_audmux_1>;
+};
+
 &i2c2 {
        codec: sgtl5000@a {
                compatible = "fsl,sgtl5000";
                reg = <0x0a>;
+               clocks = <&clks 150>;
+               VDDA-supply = <&reg_3p2v>;
+               VDDIO-supply = <&reg_3p2v>;
        };
 
        expander: pca9554@20 {
@@ -169,6 +200,11 @@
        status = "okay";
 };
 
+&ssi2 {
+       fsl,mode = "i2s-slave";
+       status = "okay";
+};
+
 &uart2 {
        status = "okay";
 };