On Sat, Jul 04, 2020 at 01:38:59PM +0200, Clément Péron wrote:
> From: Marcus Cooper <codekip...@gmail.com>
>
> Add a simple-soundcard to link audio between HDMI and I2S.
>
> Signed-off-by: Jernej Skrabec <jernej.skra...@siol.net>
> Signed-off-by: Marcus Cooper <codekip...@gmail.com>
> Signed-off-by: Clément Péron <peron.c...@gmail.com>
> ---
> arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 21 +++++++++++++++++++
> 1 file changed, 21 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> index c662f6a170ce..6a321fdc8e90 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> @@ -102,6 +102,25 @@ de: display-engine {
> status = "disabled";
> };
>
> + hdmi_sound: hdmi-sound {
> + compatible = "simple-audio-card";
> + simple-audio-card,format = "i2s";
> + simple-audio-card,name = "sun50i-a64-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>;
> + };
> + };
> +
> osc24M: osc24M_clk {
> #clock-cells = <0>;
> compatible = "fixed-clock";
> @@ -856,6 +875,7 @@ i2s2: i2s@1c22800 {
> resets = <&ccu RST_BUS_I2S2>;
> dma-names = "tx";
> dmas = <&dma 27>;
> + allwinner,playback-channels = <8>;This isn't documented anywhere Maxime
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