[alsa-devel] [PATCH 0/5] Add Voice Codec support for DaVinci platforms

[Steve Chen]

On Thu, 2010-01-21 at 19:25 +0000, Mark Brown wrote:
> On 21 Jan 2010, at 18:52, Steve Chen <schen at mvista.com> wrote:
> 
> > On Thu, 2010-01-21 at 11:35 -0600, Miguel Aguilar wrote:
> >> Hi,
> >>
> >> The following patch series adds support for the Voice Codec in the  
> >> Davinci
> >> platform and in this particular case for the DM365 EVM.
> >>
> >> The DM365 EVM has two codecs the AIC3x and the Voice Codec, however  
> >> at this
> >> point is not possible to have both enabled simultaneously since the  
> >> soc-core
> >> doesn't support that, so a patch for enable both simultaneously  
> >> will be sent
> >> when this support is available in the soc-core.
> >
> > I thought, perhaps incorrectly, that soc-core already has the  
> > ability to
> > support multiple codecs.  When I worked on ALSA soc support for  
> > DM6467,
> > one of the McASP was connected to AIC3x and the other is SPDIF output.
> > Both interface can work at the same time.  I just assumed that if we
> > have two  McASP (or other audio controllers) connected to two codecs.
> > They would both just work under ALSA soc.  Please let me know if I'm
> > mistaken.
> 
> It can only cope with one CODEC with registers. That S/PDIF interface  
> has no registers so could be made to work.

I just pull up the code and looked at it again.  You are right.  Sorry
about the noise.

Steve