Hi,

On Sun, Apr 26, 2020 at 02:04:37PM +0200, Clément Péron wrote:
> From: Marcus Cooper <codekipper@gmail.com>
> 
> Add a simple-soundcard to link audio between HDMI and I2S.
> 
> Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
> Signed-off-by: Marcus Cooper <codekipper@gmail.com>
> Signed-off-by: Clément Péron <peron.clem@gmail.com>
> ---
>  arch/arm/boot/dts/sunxi-h3-h5.dtsi | 21 +++++++++++++++++++++
>  1 file changed, 21 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/sunxi-h3-h5.dtsi b/arch/arm/boot/dts/sunxi-h3-h5.dtsi
> index 9be13378d4df..3a4262294950 100644
> --- a/arch/arm/boot/dts/sunxi-h3-h5.dtsi
> +++ b/arch/arm/boot/dts/sunxi-h3-h5.dtsi
> @@ -105,6 +105,25 @@
>  		status = "disabled";
>  	};
>  
> +	hdmi_sound: hdmi-sound {
> +		compatible = "simple-audio-card";
> +		simple-audio-card,format = "i2s";
> +		simple-audio-card,name = "allwinner,hdmi";
> +		simple-audio-card,mclk-fs = <128>;
> +		simple-audio-card,frame-inversion;
> +		status = "disabled";
> +
> +		simple-audio-card,codec {
> +			sound-dai = <&hdmi>;
> +		};
> +
> +		simple-audio-card,cpu {
> +			sound-dai = <&i2s2>;
> +			dai-tdm-slot-num = <2>;
> +			dai-tdm-slot-width = <32>;
> +		};
> +	};
> +
>  	soc {
>  		compatible = "simple-bus";
>  		#address-cells = <1>;
> @@ -672,6 +691,7 @@
>  			dmas = <&dma 27>;
>  			resets = <&ccu RST_BUS_I2S2>;
>  			dma-names = "tx";
> +			allwinner,playback-channels = <8>;

This property doesn't exist in the binding

Maxime