[Gta04-owner] GTA04 voice routing now working!

NeilBrown neilb at suse.de
Wed Feb 8 07:02:46 CET 2012


On Wed, 8 Feb 2012 06:41:11 +0100 "Dr. H. Nikolaus Schaller"
<hns at goldelico.com> wrote:

> 
> Am 08.02.2012 um 00:48 schrieb NeilBrown:
> 
> > On Tue, 7 Feb 2012 14:50:37 -0800 (PST) Jack Jones <sanctuarys3172 at yahoo.com>
> > wrote:
> > 
> >> Hi neil! there are people who appreciate the work your putting in ,,your test code is certainly needed
> >> 
> > 
> > OK, I've pushed out my 'merge' branch and all the sub-branches that it merges
> > together.
> > 
> > This is based on 3.3-rc2 plus various bits that I have found that are needed
> > to make it not completely abysmal.
> > 
> > To get it to suspend at all you need to
> >   rmmod libertas_sdio
> > 
> > but even then - as I said - it doesn't save significant power.
> > 
> > 
> > git fetch git://neil.brown.name/gta04 merge
> > git checkout FETCH_HEAD
> > make gta04a3_defconfig
> > make
> > 
> > 
> > I haven't tested this on the newer gta04a4 of course but most will work.
> > However I think there is a patch needed to tri-state the PCM port on the
> > audio chip that is now connected to the Option 3G module.  If someone wants to
> > find that patch in the -hw tree, port it to this tree, make sure it compiles,
> 
> https://github.com/goldelico/gta04-kernel/commit/b7cec48150fd3bb83d8c1be63b1e8a8158e08cda
> 
> I think it has low chances to go upstream if we patch sound/soc/codecs/twl4030.c
> But I have no idea how to move it to the board specific files.
> 

I'd probably add a field to 'struct twl4030_codec_data' (in
include/linux/i2c/twl.h) to say that the port should be tristated, then set
the field in the board file and test it in codecs/twl4030.c

NeilBrown


> > and send it to me, I'll be happy to apply it.
> > 
> > NeilBrown
> 
> Nikolaus
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