1 files changed, 80 insertions, 6 deletions
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
index e8348b2728db..401064b0428d 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
@@ -8,6 +8,7 @@
 /dts-v1/;
 
 #include <dt-bindings/input/input.h>
+#include <dt-bindings/sound/meson-aiu.h>
 
 #include "meson-gxl-s905x.dtsi"
 
@@ -21,6 +22,13 @@
 		ethernet0 = &ethmac;
 	};
 
+	dio2133: analog-amplifier {
+		compatible = "simple-audio-amplifier";
+		sound-name-prefix = "AU2";
+		VCC-supply = <&hdmi_5v>;
+		enable-gpios = <&gpio GPIOH_5 GPIO_ACTIVE_HIGH>;
+	};
+
 	chosen {
 		stdout-path = "serial0:115200n8";
 	};
@@ -54,14 +62,14 @@
 	leds {
 		compatible = "gpio-leds";
 
-		system {
+		led-system {
 			label = "librecomputer:system-status";
 			gpios = <&gpio GPIODV_24 GPIO_ACTIVE_HIGH>;
 			default-state = "on";
 			panic-indicator;
 		};
 
-		blue {
+		led-blue {
 			label = "librecomputer:blue";
 			gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_HIGH>;
 			linux,default-trigger = "heartbeat";
@@ -85,7 +93,7 @@
 		regulator-always-on;
 	};
 
-	vcc_3v3: regulator-vcc_3v3 {
+	vcc_3v3: regulator-vcc-3v3 {
 		compatible = "regulator-fixed";
 		regulator-name = "VCC_3V3";
 		regulator-min-microvolt = <3300000>;
@@ -109,7 +117,7 @@
 		regulator-settling-time-down-us = <50000>;
 	};
 
-	vddio_ao18: regulator-vddio_ao18 {
+	vddio_ao18: regulator-vddio-ao18 {
 		compatible = "regulator-fixed";
 		regulator-name = "VDDIO_AO18";
 		regulator-min-microvolt = <1800000>;
@@ -117,13 +125,78 @@
 	};
 
 	/* This is provided by LDOs on the eMMC daugther card */
-	vddio_boot: regulator-vddio_boot {
+	vddio_boot: regulator-vddio-boot {
 		compatible = "regulator-fixed";
 		regulator-name = "VDDIO_BOOT";
 		regulator-min-microvolt = <1800000>;
 		regulator-max-microvolt = <1800000>;
 		vin-supply = <&vcc_3v3>;
 	};
+
+	sound {
+		compatible = "amlogic,gx-sound-card";
+		model = "LIBRETECH-CC";
+		audio-aux-devs = <&dio2133>;
+		audio-widgets = "Line", "Lineout";
+		audio-routing = "AU2 INL", "ACODEC LOLN",
+				"AU2 INR", "ACODEC LORN",
+				"Lineout", "AU2 OUTL",
+				"Lineout", "AU2 OUTR";
+		clocks = <&clkc CLKID_MPLL0>,
+			 <&clkc CLKID_MPLL1>,
+			 <&clkc CLKID_MPLL2>;
+
+		assigned-clocks = <&clkc CLKID_MPLL0>,
+				  <&clkc CLKID_MPLL1>,
+				  <&clkc CLKID_MPLL2>;
+		assigned-clock-parents = <0>, <0>, <0>;
+		assigned-clock-rates = <294912000>,
+				       <270950400>,
+				       <393216000>;
+
+		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>;
+			};
+
+			codec-1 {
+				sound-dai = <&aiu AIU_ACODEC CTRL_I2S>;
+			};
+		};
+
+		dai-link-2 {
+			sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
+
+			codec-0 {
+				sound-dai = <&hdmi_tx>;
+			};
+		};
+
+		dai-link-3 {
+			sound-dai = <&aiu AIU_ACODEC CTRL_OUT>;
+
+			codec-0 {
+				sound-dai = <&acodec>;
+			};
+		};
+	};
+};
+
+&acodec {
+	AVDD-supply = <&vddio_ao18>;
+	status = "okay";
+};
+
+&aiu {
+	status = "okay";
 };
 
 &cec_AO {
@@ -272,8 +345,9 @@
 	pinctrl-names = "default";
 };
 
-&usb0 {
+&usb {
 	status = "okay";
+	dr_mode = "host";
 };
 
 &usb2_phy0 {