[alsa-devel] asoc: s3c24xx+uda1380 - some questions

Vasily Khoruzhick anarsoul at gmail.com
Tue Jan 27 16:49:22 CET 2009


On Tuesday 27 January 2009 17:25:57 Mark Brown wrote:
> On Tue, Jan 27, 2009 at 05:19:53PM +0200, Vasily Khoruzhick wrote:
> > Uh-oh, I didn't thought that it will be so complicated to decide when
> > turn one gpio line to 0 or 1 :) Btw, I'm thinking about using own write-
> > and read- wrappers for uda1380, in this way I can check on each
> > read/write whether codec power is enabled.
>
> Are you really cutting all power to the codec or just the analogue
> supplies?  Normally the digital is powered off a separate supply shared
> with other bits of the system.

Yep, I'm really cutting all power to the codec. AFAIR it saves ~10-15mA of 
current consumption.

Regards
Vasily
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 189 bytes
Desc: This is a digitally signed message part.
Url : http://mailman.alsa-project.org/pipermail/alsa-devel/attachments/20090127/e8fe5620/attachment.sig 


More information about the Alsa-devel mailing list