ARM: dts: Enable audio support for exynos5800-peach-pi

Peach-pi board has MAX98091 audio codec connected on HSI2C-7 bus.

Signed-off-by: Tushar Behera <tushar.b@samsung.com>
Reviewed-by: Doug Anderson <dianders@chromium.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

1 files changed, 31 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/exynos5800-peach-pi.dts b/arch/arm/boot/dts/exynos5800-peach-pi.dts
index f3af2079a063..ef94ab83b152 100644
--- a/arch/arm/boot/dts/exynos5800-peach-pi.dts
+++ b/arch/arm/boot/dts/exynos5800-peach-pi.dts
@@ -57,6 +57,13 @@
                 pinctrl-names = "default";
         };
 
+        sound {
+                compatible = "google,snow-audio-max98091";
+
+                samsung,i2s-controller = <&i2s0>;
+                samsung,audio-codec = <&max98091>;
+        };
+
         usb300_vbus_reg: regulator-usb300 {
                 compatible = "regulator-fixed";
                 regulator-name = "P5.0V_USB3CON0";
@@ -81,6 +88,13 @@
 };
 
 &pinctrl_0 {
+        max98091_irq: max98091-irq {
+                samsung,pins = "gpx0-2";
+                samsung,pin-function = <0>;
+                samsung,pin-pud = <0>;
+                samsung,pin-drv = <0>;
+        };
+
         tpm_irq: tpm-irq {
                 samsung,pins = "gpx1-0";
                 samsung,pin-function = <0>;
@@ -207,6 +221,19 @@
         samsung,invert-vclk;
 };
 
+&hsi2c_7 {
+        status = "okay";
+
+        max98091: codec@10 {
+                compatible = "maxim,max98091";
+                reg = <0x10>;
+                interrupts = <2 0>;
+                interrupt-parent = <&gpx0>;
+                pinctrl-names = "default";
+                pinctrl-0 = <&max98091_irq>;
+        };
+};
+
 &hsi2c_9 {
         status = "okay";
         clock-frequency = <400000>;
@@ -251,3 +278,7 @@
 &watchdog {
         timeout-sec = <32>;
 };
+
+&i2s0 {
+        status = "okay";
+};