ARM: dts: Support audio on Exynos5422-odroidxu3 using simple-audio-card

Add MAX98090 audio codec, I2S interface and the sound nodes to support
audio on Exynos5422 SoC Based Odroid-XU3 board. Now we can support audio
in Odroid-XU3 board using simple-audio-card DT binding.

Signed-off-by: Inha Song <ideal.song@samsung.com>

diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi
index a183238..7919215 100644 (file)
--- a/arch/arm/boot/dts/exynos5420.dtsi
+++ b/arch/arm/boot/dts/exynos5420.dtsi
@@ -425,6 +425,9 @@
                        <&clock_audss EXYNOS_I2S_BUS>,
                        <&clock_audss EXYNOS_SCLK_I2S>;
                clock-names = "iis", "i2s_opclk0", "i2s_opclk1";
+               #clock-cells = <1>;
+               clock-output-names = "i2s_cdclk0";
+               #sound-dai-cells = <1>;
                samsung,idma-addr = <0x03000000>;
                pinctrl-names = "default";
                pinctrl-0 = <&i2s0_bus>;
@@ -439,6 +442,9 @@
                dma-names = "tx", "rx";
                clocks = <&clock CLK_I2S1>, <&clock CLK_SCLK_I2S1>;
                clock-names = "iis", "i2s_opclk0";
+               #clock-cells = <1>;
+               clock-output-names = "i2s_cdclk1";
+               #sound-dai-cells = <1>;
                pinctrl-names = "default";
                pinctrl-0 = <&i2s1_bus>;
                status = "disabled";
@@ -452,6 +458,9 @@
                dma-names = "tx", "rx";
                clocks = <&clock CLK_I2S2>, <&clock CLK_SCLK_I2S2>;
                clock-names = "iis", "i2s_opclk0";
+               #clock-cells = <1>;
+               clock-output-names = "i2s_cdclk2";
+               #sound-dai-cells = <1>;
                pinctrl-names = "default";
                pinctrl-0 = <&i2s2_bus>;
                status = "disabled";

diff --git a/arch/arm/boot/dts/exynos5422-odroidxu3.dts b/arch/arm/boot/dts/exynos5422-odroidxu3.dts
index a45b2a7..7073a64 100644 (file)
--- a/arch/arm/boot/dts/exynos5422-odroidxu3.dts
+++ b/arch/arm/boot/dts/exynos5422-odroidxu3.dts
@@ -11,6 +11,7 @@
 */
 
 /dts-v1/;
+#include <dt-bindings/sound/samsung-i2s.h>
 #include "exynos5800.dtsi"
 
 / {
@@ -292,6 +293,62 @@
                status = "okay";
                pwms = <&pwm 0 10000 0>;
        };
+
+       sound: sound {
+               compatible = "simple-audio-card";
+               assigned-clocks = <&clock_audss EXYNOS_MOUT_AUDSS>,
+                               <&clock_audss EXYNOS_MOUT_I2S>,
+                               <&clock_audss EXYNOS_DOUT_AUD_BUS>;
+               assigned-clock-parents = <&clock CLK_FIN_PLL>,
+                               <&clock_audss EXYNOS_MOUT_AUDSS>;
+               assigned-clock-rates = <0>,
+                               <0>,
+                               <19200000>;
+
+               simple-audio-card,name = "Odroid-XU3";
+
+               simple-audio-card,widgets =
+                       "Headphone", "Headphone Jack",
+                       "Speakers", "Speakers";
+               simple-audio-card,routing =
+                       "Headphone Jack", "HPL",
+                       "Headphone Jack", "HPR",
+                       "Headphone Jack", "MICBIAS",
+                       "IN1", "Headphone Jack",
+                       "Speakers", "SPKL",
+                       "Speakers", "SPKR";
+
+               simple-audio-card,format = "i2s";
+               simple-audio-card,bitclock-master = <&link0_codec>;
+               simple-audio-card,frame-master = <&link0_codec>;
+
+               simple-audio-card,cpu {
+                       sound-dai = <&i2s0 0>;
+                       system-clock-frequency = <19200000>;
+               };
+
+               link0_codec: simple-audio-card,codec {
+                       sound-dai = <&max98090>;
+                       clocks = <&i2s0 CLK_I2S_CDCLK>;
+               };
+       };
+};
+
+&hsi2c_5 {
+       status = "okay";
+       max98090: max98090@10 {
+               compatible = "maxim,max98090";
+               reg = <0x10>;
+               interrupt-parent = <&gpx3>;
+               interrupts = <2 0>;
+               clocks = <&i2s0 CLK_I2S_CDCLK>;
+               clock-names = "mclk";
+               #sound-dai-cells = <0>;
+       };
+};
+
+&i2s0 {
+       status = "okay";
 };
 
 &hdmi {