[alsa-devel] [PATCH v2 3/3] ARM: dts: Add sound nodes for exynos4412-trats2

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



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 | 39 +++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/arch/arm/boot/dts/exynos4412-trats2.dts b/arch/arm/boot/dts/exynos4412-trats2.dts
index 29231b4..7a52cca 100644
--- a/arch/arm/boot/dts/exynos4412-trats2.dts
+++ b/arch/arm/boot/dts/exynos4412-trats2.dts
@@ -203,6 +203,25 @@
 		};
 	};
 
+	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>;
+			clocks = <&pmu_system_controller 0>;
+			clock-names = "MCLK1";
+			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 +857,26 @@
 		};
 	};
 
+	i2s0: i2s@03830000 {
+		pinctrl-0 = <&i2s0_bus>;
+		pinctrl-names = "default";
+		status = "okay";
+	};
+
+	sound {
+		compatible = "samsung,trats2-audio";
+		assigned-clocks = <&pmu_system_controller 0>;
+		assigned-clock-parents =  <&clock CLK_XUSBXTI>;
+		samsung,i2s-controller = <&i2s0>;
+		samsung,model = "Trats2";
+		samsung,audio-codec = <&wm1811>;
+		samsung,audio-routing =
+			"SPK", "SPKOUTLN",
+			"SPK", "SPKOUTLP",
+			"SPK", "SPKOUTRN",
+			"SPK", "SPKOUTRP";
+	};
+
 	exynos-usbphy@125B0000 {
 		status = "okay";
 	};
-- 
2.0.0.390.gcb682f8

--
To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux SoC Development]     [Linux Rockchip Development]     [Linux USB Development]     [Video for Linux]     [Linux Audio Users]     [Linux SCSI]     [Yosemite News]

  Powered by Linux