Re: [PATCH 2/2] arm64: dts: meson: p241: add sound support

[Neil Armstrong <narmstrong@baylibre.com>]

On 30/11/2021 11:01, Jerome Brunet wrote:
> Add the p241 sound card support. This board can play audio through HDMI
> and the internal DAC.
> 
> Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
> ---
>  .../boot/dts/amlogic/meson-gxl-s805x-p241.dts | 70 +++++++++++++++++++
>  1 file changed, 70 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s805x-p241.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s805x-p241.dts
> index 9d0684a8264b..ff906becd2ab 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-gxl-s805x-p241.dts
> +++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s805x-p241.dts
> @@ -8,6 +8,7 @@
>  /dts-v1/;
>  
>  #include <dt-bindings/input/input.h>
> +#include <dt-bindings/sound/meson-aiu.h>
>  
>  #include "meson-gxl-s805x.dtsi"
>  
> @@ -21,6 +22,13 @@ aliases {
>  		ethernet0 = &ethmac;
>  	};
>  
> +	au2: analog-amplifier {
> +		compatible = "simple-audio-amplifier";
> +		sound-name-prefix = "AU2";
> +		VCC-supply = <&vcc_5v>;
> +		enable-gpios = <&gpio GPIOH_5 GPIO_ACTIVE_HIGH>;
> +	};
> +
>  	chosen {
>  		stdout-path = "serial0:115200n8";
>  	};
> @@ -110,6 +118,68 @@ sdio_pwrseq: sdio-pwrseq {
>  		clocks = <&wifi32k>;
>  		clock-names = "ext_clock";
>  	};
> +
> +	sound {
> +		compatible = "amlogic,gx-sound-card";
> +		model = "GXL-P241";
> +		audio-aux-devs = <&au2>;
> +		audio-widgets = "Line", "Lineout";
> +		audio-routing = "AU2 INL", "ACODEC LOLN",
> +				"AU2 INR", "ACODEC LORN",
> +				"Lineout", "AU2 OUTL",
> +				"Lineout", "AU2 OUTR";
> +		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>;
> +			};
> +
> +			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 {
> 

Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>