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@samsung.com --- 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"; };