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authorSylwester Nawrocki <s.nawrocki@samsung.com>2018-03-09 18:22:48 +0100
committerKrzysztof Kozlowski <krzk@kernel.org>2018-03-11 18:41:30 +0100
commit6ab569936d609b7aecfa33ef3c2d60ebdef6dc2b (patch)
treed5aa4358c7f4729563dd1f22653f5fa0aed28f22
parentARM: dts: exynos: Add missing clock and DAI properties to the max98095 node i... (diff)
downloadlinux-6ab569936d609b7aecfa33ef3c2d60ebdef6dc2b.tar.xz
linux-6ab569936d609b7aecfa33ef3c2d60ebdef6dc2b.zip
ARM: dts: exynos: Enable HDMI audio on Snow Chromebook
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@samsung.com> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
-rw-r--r--arch/arm/boot/dts/exynos5250-snow-common.dtsi3
-rw-r--r--arch/arm/boot/dts/exynos5250-snow.dts8
-rw-r--r--arch/arm/boot/dts/exynos5250.dtsi1
3 files changed, 12 insertions, 0 deletions
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 93f45a71439b..ebc79114b0ce 100644
--- a/arch/arm/boot/dts/exynos5250.dtsi
+++ b/arch/arm/boot/dts/exynos5250.dtsi
@@ -498,6 +498,7 @@
pinctrl-names = "default";
pinctrl-0 = <&i2s0_bus>;
power-domains = <&pd_mau>;
+ #clock-cells = <1>;
};
i2s1: i2s@12d60000 {