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@xxxxxxxxxxx>
---
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
--
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