Re: imx8mn: Trying to get EASRC to work

[Fabio Estevam <festevam@denx.de>]

On 16/06/2023 16:39, Fabio Estevam wrote:
> Hi,
> 
> I am working on an imx8mn-based board with an ES9080 codec and I am
> trying to get
> EASCR to work. (The ES9080 driver is not upstreamed yet).
> 
> Audio playback works fine via simple-audio-card and here are my changes 
> to
> get EASRC to work:
> 
> 
> -	sound-ess {
> -		compatible = "simple-audio-card";
> -		simple-audio-card,name = "ess-audio";
> -		simple-audio-card,format = "left_j";
> -		simple-audio-card,frame-master = <&s2cpu>;
> -		simple-audio-card,bitclock-master = <&s2cpu>;
> -
> -		s2cpu: simple-audio-card,cpu {
> -			sound-dai = <&sai2>;
> -			dai-tdm-slot-num = <8>;

fsl-asoc-card does not take the number of slots into account.

I have sent a patch adding support for it.

Now I can get audio output and will be running more tests.

Thanks