Commit c7f5675b authored by Christian Hewitt's avatar Christian Hewitt Committed by Neil Armstrong
Browse files

arm64: dts: meson: add audio playback to nexbox-a1 



Add initial support limited to HDMI i2s and SPDIF (LPCM).

Signed-off-by: default avatarChristian Hewitt <christianshewitt@gmail.com>
Reviewed-by: default avatarNeil Armstrong <narmstrong@baylibre.com>
Signed-off-by: default avatarNeil Armstrong <narmstrong@baylibre.com>
Link: https://lore.kernel.org/r/20210804140029.4445-1-christianshewitt@gmail.com
parent 4b526003

arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts

+61 −0
Original line number Diff line number Diff line
@@ -10,6 +10,7 @@ 
/dts-v1/;



#include "meson-gxm.dtsi"

#include <dt-bindings/sound/meson-aiu.h>



/ {

	compatible = "nexbox,a1", "amlogic,s912", "amlogic,meson-gxm";
@@ -24,6 +25,13 @@ 
		stdout-path = "serial0:115200n8";

	};



	spdif_dit: audio-codec-0 {

		#sound-dai-cells = <0>;

		compatible = "linux,spdif-dit";

		status = "okay";

		sound-name-prefix = "DIT";

	};



	memory@0 {

		device_type = "memory";

		reg = <0x0 0x0 0x0 0x80000000>;
@@ -75,6 +83,59 @@ 
			};

		};

	};



	sound {

		compatible = "amlogic,gx-sound-card";

		model = "NEXBOX-A1";

		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_SPDIF_FIFO>;

		};



		dai-link-2 {

			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-3 {

			sound-dai = <&aiu AIU_CPU CPU_SPDIF_ENCODER>;



			codec-0 {

				sound-dai = <&spdif_dit>;

			};

		};



		dai-link-4 {

			sound-dai = <&aiu AIU_HDMI CTRL_OUT>;



			codec-0 {

				sound-dai = <&hdmi_tx>;

			};

		};

	};

};



&aiu {

	status = "okay";

	pinctrl-0 = <&spdif_out_h_pins>;

	pinctrl-names = "default";

};



&cec_AO {