Add initial audio support limited to HDMI i2s.
Signed-off-by: Christian Hewitt <christianshewitt@xxxxxxxxx>
---
.../dts/amlogic/meson-gxm-khadas-vim2.dts | 44 +++++++++++++++++--
1 file changed, 41 insertions(+), 3 deletions(-)
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
index bff8ec2c1c70..d4734220443c 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
@@ -7,9 +7,9 @@
/dts-v1/;
-#include <dt-bindings/input/input.h>
-
#include "meson-gxm.dtsi"
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/sound/meson-aiu.h>
/ {
compatible = "khadas,vim2", "amlogic,s912", "amlogic,meson-gxm";
@@ -145,6 +145,45 @@
clock-frequency = <32768>;
pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
};
+
+ sound {
+ compatible = "amlogic,gx-sound-card";
+ model = "GXM-KHADAS-VIM2";
+ assigned-clocks = <&clkc CLKID_MPLL0>,
+ <&clkc CLKID_MPLL1>,
+ <&clkc CLKID_MPLL2>;
+ assigned-clock-parents = <0>, <0>, <0>;
+ assigned-clock-rates = <294912000>,
+ <270950400>,
+ <393216000>;
+ status = "okay";
+
+ dai-link-0 {
+ sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
+ };
+
+ dai-link-1 {
+ sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
+ dai-format = "i2s";
+ mclk-fs = <256>;
+
+ codec-0 {
+ sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
+ };
+ };
+
+ dai-link-2 {
+ sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
+
+ codec-0 {
+ sound-dai = <&hdmi_tx>;
+ };
+ };
+ };
+};
+
+&aiu {
+ status = "okay";
};
&cec_AO {
@@ -154,7 +193,6 @@
hdmi-phandle = <&hdmi_tx>;
};
-
&cpu_cooling_maps {
map0 {
cooling-device = <&gpio_fan THERMAL_NO_LIMIT 1>;
--
2.17.1
