This patch adds new cpu, codec subnodes according to the updated
"google,snow-audio-max98095" DT bindings and the I2S clock tree
configuration so sound on the HDMI interface can also be supported.
Signed-off-by: Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx>
---
Changes since v2:
- i2s0/#clock-cells property moved to exynos5250.dtsi
- edited commit summary line.
Changes since v1:
- changed order of codec in codec/cpu-dai property
to match the DT bindings documentation.
---
arch/arm/boot/dts/exynos5250-snow-common.dtsi | 3 +++
arch/arm/boot/dts/exynos5250-snow.dts | 8 ++++++++
arch/arm/boot/dts/exynos5250.dtsi | 1 +
3 files changed, 12 insertions(+)
diff --git a/arch/arm/boot/dts/exynos5250-snow-common.dtsi b/arch/arm/boot/dts/exynos5250-snow-common.dtsi
index bdf59dd3654b..fd9226d3b207 100644
--- a/arch/arm/boot/dts/exynos5250-snow-common.dtsi
+++ b/arch/arm/boot/dts/exynos5250-snow-common.dtsi
@@ -9,6 +9,7 @@
#include <dt-bindings/clock/maxim,max77686.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/input/input.h>
+#include <dt-bindings/sound/samsung-i2s.h>
#include "exynos5250.dtsi"
/ {
@@ -523,6 +524,8 @@
};
&i2s0 {
+ assigned-clocks = <&i2s0 CLK_I2S_RCLK_SRC>;
+ assigned-clock-parents = <&clock_audss EXYNOS_I2S_BUS>;
status = "okay";
};
diff --git a/arch/arm/boot/dts/exynos5250-snow.dts b/arch/arm/boot/dts/exynos5250-snow.dts
index 16e37c337a3f..75fdc5e6d423 100644
--- a/arch/arm/boot/dts/exynos5250-snow.dts
+++ b/arch/arm/boot/dts/exynos5250-snow.dts
@@ -18,6 +18,14 @@
samsung,model = "Snow-I2S-MAX98095";
samsung,audio-codec = <&max98095>;
+
+ cpu {
+ sound-dai = <&i2s0 0>;
+ };
+
+ codec {
+ sound-dai = <&max98095 0>, <&hdmi>;
+ };
};
};
diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi
index 71d2ede118e3..f6c6c94d3d7d 100644
--- a/arch/arm/boot/dts/exynos5250.dtsi
+++ b/arch/arm/boot/dts/exynos5250.dtsi
@@ -500,6 +500,7 @@
pinctrl-names = "default";
pinctrl-0 = <&i2s0_bus>;
power-domains = <&pd_mau>;
+ #clock-cells = <1>;
};
i2s1: i2s@12d60000 {
--
2.14.2
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