Hi
> > sound {
> > compatible = "simple-audio-card";
> > ...
> >
> > cpu {
> > sound-dai = <&rcar_sound 0>;
> > };
> > codec {
> > sound-dai = <&ak4643>;
> > };
> > };
(snip)
> There's two separate things here. One is how the code is implemented
> (which does look very much like it should be doing DPCM) and the other
> is how the DT binding looks - the DT binding is supposed to be a
> hardware neutral thing and not depend on Linux implementation details.
> If you've already got the hardware described well enough to discover
> everything then that generally indicates that the DT binding should not
> need to change.
In my case, I need DPCM if CPU want to use "sampling rate convert",
otherwise, I don't need it.
So, DPCM <-> non DPCM switching happen if DTS has
sampling-rate-convert = <xxxxxxx> or something like that.
Does my understanding correct ?
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