From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steve Chen Subject: Re: [PATCH 0/5] Add Voice Codec support for DaVinci platforms Date: Thu, 21 Jan 2010 13:36:34 -0600 Message-ID: <1264102595.3207.180.camel@linux-1lbu> References: <4B58904E.4030108@ridgerun.com> <1264099975.3207.176.camel@linux-1lbu> (sfid-20100121_185231_613114_5A2091DA) <66B80913-5079-4E5D-8D89-0CE78D02A14C@opensource.wolfsonmicro.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <66B80913-5079-4E5D-8D89-0CE78D02A14C-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: davinci-linux-open-source-bounces-VycZQUHpC/PFrsHnngEfi1aTQe2KTcn/@public.gmane.org Errors-To: davinci-linux-open-source-bounces-VycZQUHpC/PFrsHnngEfi1aTQe2KTcn/@public.gmane.org To: Mark Brown Cc: Santiago Nunez , "alsa-devel-K7yf7f+aM1XWsZ/bQMPhNw@public.gmane.org" , "davinci-linux-open-source-VycZQUHpC/PFrsHnngEfi1aTQe2KTcn/@public.gmane.org" , Miguel Aguilar , clarkbecker List-Id: alsa-devel@alsa-project.org On Thu, 2010-01-21 at 19:25 +0000, Mark Brown wrote: > On 21 Jan 2010, at 18:52, Steve Chen 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