Re: [PATCH 1/2] ASoC: imx-akcodec: Add imx-akcodec machine driver

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Hi

On Tue, May 4, 2021 at 2:59 PM Marco Felsch <m.felsch@xxxxxxxxxxxxxx> wrote:
>
> On 21-04-23 13:51, Shengjiu Wang wrote:
> > Add machine driver for i.MX boards that have
> > AK4458/AK5558/AK4497/AK5552 DAC/ADC attached to
> > SAI interface.
>
> Why? Does simple-audio-card don't fit?

No.  We need to support asrc->sai->codec case,
but simple-audio-card don't support it. simple-audio-card
needs the cpu dai is dummy on BE. And we need to
support the DSD format, this driver help to switch
the dai fmt from pdm to i2s according to the DSD or non-DSD.

best regards
wang shengjiu



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