[alsa-devel] [PATCH 8/8] ASoC: add snd-soc-dummy DT support

[Kuninori Morimoto]

Hi Lars

> > The reason why I'm tring to support DPCM on simple-card is "sampling rate convert".
> > My rcar_sound can convert sampling rate, and I tried to add this feature as
> > rcar_sound property.
> > But, Mark rejected and requests me to use DPCM for it,
> > since it can be common featrue.
> > Current existing simple-card can't use it, and I'm tring.
> > But, am I misunderstanding ?
> 
> Is the sample rate converter a extra module, or is the sample rate converter 
> just a feature of the I2S core?

Does this "I2S core" = CPU ?
Then, it is CPU's feature.
The image is like this

  48kHz   --->      48kHz
  44.1kHz ---> [CPU] ---> [codec]
  96kHz   --->