[alsa-devel] [uclinux-dist-devel] [PATCH] ASoC: Blackfin TDM: use external frame syncs

Mike Frysinger vapier at gentoo.org
Wed Jan 12 18:11:44 CET 2011


On Wed, Jan 12, 2011 at 11:45, Mark Brown wrote:
> On Wed, Jan 12, 2011 at 11:36:25AM -0500, Mike Frysinger wrote:
>> On Wed, Jan 12, 2011 at 06:12, Mark Brown wrote:
>> > This sounds a lot like the TDM mode needs to be clock slave on the
>> > external bus, though it's a bit hard to tell?
>>
>> i believe that's the case
>
> In that case I'd expect an update to your set_dai_fmt() operation
> disallowing any configuration except CBM_CFM.  Though I see that's the
> case already so I'm kind of surprised the system worked at all -
> whatever CODECs you're using with the TDM DAI may well be buggy.

Sonic or perhaps Scott or Bob would have to comment.  i have a limited
understanding of the SPORT/audio, so i can only theorize based on the
sparse changelogs i'm given.
-mike


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