Add initial audio support limited to HDMI i2s.
Signed-off-by: Christian Hewitt <christianshew...@gmail.com>
---
.../boot/dts/amlogic/meson-sm1-odroid-c4.dts | 88 +++++++++++++++++++
1 file changed, 88 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-c4.dts
b/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-c4.dts
index 00d90b30f8b4..cf5a98f0e47c 100644
--- a/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-c4.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-c4.dts
@@ -8,6 +8,7 @@
#include "meson-sm1.dtsi"
#include <dt-bindings/gpio/meson-g12a-gpio.h>
#include <dt-bindings/leds/common.h>
+#include <dt-bindings/sound/meson-g12a-tohdmitx.h>
/ {
compatible = "hardkernel,odroid-c4", "amlogic,sm1";
@@ -186,6 +187,69 @@
};
};
};
+
+ sound {
+ compatible = "amlogic,axg-sound-card";
+ model = "SM1-ODROID-C4";
+ audio-aux-devs = <&tdmout_b>;
+ audio-routing = "TDMOUT_B IN 0", "FRDDR_A OUT 1",
+ "TDMOUT_B IN 1", "FRDDR_B OUT 1",
+ "TDMOUT_B IN 2", "FRDDR_C OUT 1",
+ "TDM_B Playback", "TDMOUT_B OUT";
+
+ assigned-clocks = <&clkc CLKID_MPLL2>,
+ <&clkc CLKID_MPLL0>,
+ <&clkc CLKID_MPLL1>;
+ assigned-clock-parents = <0>, <0>, <0>;
+ assigned-clock-rates = <294912000>,
+ <270950400>,
+ <393216000>;
+ status = "okay";
+
+ dai-link-0 {
+ sound-dai = <&frddr_a>;
+ };
+
+ dai-link-1 {
+ sound-dai = <&frddr_b>;
+ };
+
+ dai-link-2 {
+ sound-dai = <&frddr_c>;
+ };
+
+ /* 8ch hdmi interface */
+ dai-link-3 {
+ sound-dai = <&tdmif_b>;
+ dai-format = "i2s";
+ dai-tdm-slot-tx-mask-0 = <1 1>;
+ dai-tdm-slot-tx-mask-1 = <1 1>;
+ dai-tdm-slot-tx-mask-2 = <1 1>;
+ dai-tdm-slot-tx-mask-3 = <1 1>;
+ mclk-fs = <256>;
+
+ codec {
+ sound-dai = <&tohdmitx TOHDMITX_I2S_IN_B>;
+ };
+ };
+
+ /* hdmi glue */
+ dai-link-4 {
+ sound-dai = <&tohdmitx TOHDMITX_I2S_OUT>;
+
+ codec {
+ sound-dai = <&hdmi_tx>;
+ };
+ };
+ };
+};
+
+&arb {
+ status = "okay";
+};
+
+&clkc_audio {
+ status = "okay";
};
&cpu0 {
@@ -237,6 +301,18 @@
amlogic,tx-delay-ns = <2>;
};
+&frddr_a {
+ status = "okay";
+};
+
+&frddr_b {
+ status = "okay";
+};
+
+&frddr_c {
+ status = "okay";
+};
+
&gpio {
gpio-line-names =
/* GPIOZ */
@@ -381,6 +457,18 @@
vqmmc-supply = <&flash_1v8>;
};
+&tdmif_b {
+ status = "okay";
+};
+
+&tdmout_b {
+ status = "okay";
+};
+
+&tohdmitx {
+ status = "okay";
+};
+
&uart_AO {
status = "okay";
pinctrl-0 = <&uart_ao_a_pins>;
--
2.17.1
