[PATCH v2 2/2] ARM: dts: exynos: Add sound support for Odroid XU4
From: s.nawrocki@samsung.com (Sylwester Nawrocki)
Date: 2017-11-03 16:56:19
Also in:
linux-devicetree, linux-samsung-soc, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
This patch adds support for Odroid XU4 audio. The main difference comparing to Odroid XU3 is a missing on-board audio CODEC, only HDMI output is supported on Odroid XU4. External CODEC could be optionally connected to the I2S port connector. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> --- arch/arm/boot/dts/exynos5422-odroidxu4.dts | 52 ++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+)
diff --git a/arch/arm/boot/dts/exynos5422-odroidxu4.dts b/arch/arm/boot/dts/exynos5422-odroidxu4.dts
index 2faf88627a48..0c2f1ef8a552 100644
--- a/arch/arm/boot/dts/exynos5422-odroidxu4.dts
+++ b/arch/arm/boot/dts/exynos5422-odroidxu4.dts@@ -12,6 +12,7 @@ */ /dts-v1/; +#include <dt-bindings/sound/samsung-i2s.h> #include "exynos5422-odroidxu3-common.dtsi" / {
@@ -30,6 +31,57 @@ linux,default-trigger = "heartbeat"; }; }; + + sound: sound { + compatible = "samsung,odroid-xu3-audio"; + model = "Odroid-XU4"; + + assigned-clocks = <&i2s0 CLK_I2S_RCLK_SRC>, + <&clock CLK_MOUT_EPLL>, + <&clock CLK_MOUT_MAU_EPLL>, + <&clock CLK_MOUT_USER_MAU_EPLL>, + <&clock_audss EXYNOS_MOUT_AUDSS>, + <&clock_audss EXYNOS_MOUT_I2S>, + <&clock_audss EXYNOS_DOUT_SRP>, + <&clock_audss EXYNOS_DOUT_AUD_BUS>, + <&clock_audss EXYNOS_DOUT_I2S>; + + assigned-clock-parents = <&clock_audss EXYNOS_SCLK_I2S>, + <&clock CLK_FOUT_EPLL>, + <&clock CLK_MOUT_EPLL>, + <&clock CLK_MOUT_MAU_EPLL>, + <&clock CLK_MAU_EPLL>, + <&clock_audss EXYNOS_MOUT_AUDSS>; + + assigned-clock-rates = <0>, + <0>, + <0>, + <0>, + <0>, + <0>, + <196608001>, + <(196608002 / 2)>, + <196608000>; + + cpu { + sound-dai = <&i2s0 0>; + }; + + codec { + sound-dai = <&hdmi>; + }; + }; +}; + +&clock_audss { + assigned-clocks = <&clock_audss EXYNOS_DOUT_SRP>, + <&clock CLK_FOUT_EPLL>; + assigned-clock-rates = <(196608000 / 256)>, + <196608000>; +}; + +&i2s0 { + status = "okay"; }; &pwm {
--
2.14.2