[alsa-devel] [PATCH] ASoC: mxs: mxs-saif: Fix the playback/record capabilities

Lars-Peter Clausen lars at metafoo.de
Mon Jun 3 17:07:57 CEST 2013

On 06/03/2013 11:20 AM, Mark Brown wrote:
> On Sun, Jun 02, 2013 at 09:56:29PM +0200, Lars-Peter Clausen wrote:
>> Not sure if this is the right approach, there is no limitation on either
>> saif0 or saif1 that it can only be used for capture or playback. Some
>> systems may use saif1 as playback and saif0 as capture, or both as playback
>> and so on...
> Is there a limitation on the CODEC side or does the CODEC side have a
> single bidirectional interface?

I think the sgtl5000 has a single bidirectional DAI, but I'd assume that it
is not the only CODEC to be ever used with the mxs-saif. In my opinion a
better solution is to add support for being able to specify if a
snd_soc_dai_link is used playback, capture or both.

- Lars

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