ARM: dts: imx6ul-isiot: Add Sound card with codec node

Add support for Sound card and related codec(via i2c1) nodes
on Engicam Is.IoT MX6UL variant module boards.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm/boot/dts/imx6ul-isiot.dtsi b/arch/arm/boot/dts/imx6ul-isiot.dtsi
index 3c442f6..e2dacdc 100644 (file)
--- a/arch/arm/boot/dts/imx6ul-isiot.dtsi
+++ b/arch/arm/boot/dts/imx6ul-isiot.dtsi
@@ -69,6 +69,50 @@
                                    100>;
                default-brightness-level = <100>;
        };
+
+       reg_1p8v: regulator-1p8v {
+               compatible = "regulator-fixed";
+               regulator-name = "1P8V";
+               regulator-min-microvolt = <1800000>;
+               regulator-max-microvolt = <1800000>;
+               regulator-always-on;
+               regulator-boot-on;
+       };
+
+       reg_3p3v: regulator-3p3v {
+               compatible = "regulator-fixed";
+               regulator-name = "3P3V";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               regulator-always-on;
+               regulator-boot-on;
+       };
+
+       sound {
+               compatible = "simple-audio-card";
+               simple-audio-card,name = "imx6ul-isiot-sgtl5000";
+               simple-audio-card,format = "i2s";
+               simple-audio-card,bitclock-master = <&dailink_master>;
+               simple-audio-card,frame-master = <&dailink_master>;
+               simple-audio-card,widgets =
+                       "Microphone", "Mic Jack",
+                       "Line", "Line In",
+                       "Line", "Line Out",
+                       "Headphone", "Headphone Jack";
+               simple-audio-card,routing =
+                       "MIC_IN", "Mic Jack",
+                       "Mic Jack", "Mic Bias",
+                       "Headphone Jack", "HP_OUT";
+
+               simple-audio-card,cpu {
+                       sound-dai = <&sai2>;
+               };
+
+               dailink_master: simple-audio-card,codec {
+                       sound-dai = <&sgtl5000>;
+                       clocks = <&clks IMX6UL_CLK_SAI2>;
+               };
+       };
 };
 
 &i2c1 {
@@ -77,6 +121,16 @@
        pinctrl-0 = <&pinctrl_i2c1>;
        status = "okay";
 
+       sgtl5000: codec@a {
+               compatible = "fsl,sgtl5000";
+               reg = <0x0a>;
+               clocks = <&clks IMX6UL_CLK_OSC>;
+               clock-names = "mclk";
+               VDDA-supply = <&reg_3p3v>;
+               VDDIO-supply = <&reg_3p3v>;
+               VDDD-supply = <&reg_1p8v>;
+       };
+
        stmpe811: gpio-expander@44 {
                compatible = "st,stmpe811";
                reg = <0x44>;