This patch add WM1811 audio codec, I2S interface and the sound
machine nodes to enable audio on exynos4412-trats2 board.
Signed-off-by: Inha Song <ideal.song@xxxxxxxxxxx>
---
arch/arm/boot/dts/exynos4412-trats2.dts | 38 +++++++++++++++++++++++++++++++++
1 file changed, 38 insertions(+)
diff --git a/arch/arm/boot/dts/exynos4412-trats2.dts b/arch/arm/boot/dts/exynos4412-trats2.dts
index 29231b4..2943ce7 100644
--- a/arch/arm/boot/dts/exynos4412-trats2.dts
+++ b/arch/arm/boot/dts/exynos4412-trats2.dts
@@ -203,6 +203,23 @@
};
};
+ i2c@138A0000 {
+ samsung,i2c-sda-delay = <100>;
+ samsung,i2c-slave-addr = <0x10>;
+ samsung,i2c-max-bus-freq = <100000>;
+ pinctrl-0 = <&i2c4_bus>;
+ pinctrl-names = "default";
+ status = "okay";
+
+ wm1811: wm1811@1a {
+ compatible = "wlf,wm1811";
+ reg = <0x1a>;
+ DCVDD-supply = <&ldo3_reg>;
+ DBVDD1-supply = <&ldo3_reg>;
+ wlf,ldo1ena = <&gpj0 4 0>;
+ };
+ };
+
i2c@138D0000 {
samsung,i2c-sda-delay = <100>;
samsung,i2c-slave-addr = <0x10>;
@@ -838,6 +855,27 @@
};
};
+ i2s0: i2s@03830000 {
+ pinctrl-0 = <&i2s0_bus>;
+ pinctrl-names = "default";
+ status = "okay";
+ };
+
+ sound {
+ compatible = "samsung,trats2-audio";
+ clocks = <&pmu_system_controller 0>;
+ clock-names = "mclk";
+ assigned-clocks = <&pmu_system_controller 0>;
+ assigned-clock-parents = <&clock CLK_XUSBXTI>;
+ samsung,i2s-controller = <&i2s0>;
+ samsung,model = "wm1811";
+ samsung,audio-routing =
+ "SPK", "SPKOUTLN",
+ "SPK", "SPKOUTLP",
+ "SPK", "SPKOUTRN",
+ "SPK", "SPKOUTRP";
+ };
+
exynos-usbphy@125B0000 {
status = "okay";
};
--
2.0.0.390.gcb682f8
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