[alsa-devel] [PATCH 2/4] SOUND: SOC: CODECS: Add support for the TWL4030 audio codec

Liam Girdwood lrg at kernel.org
Tue Sep 2 22:51:59 CEST 2008

On Tue, 2008-09-02 at 21:31 +0100, Mark Brown wrote:
> On Tue, Sep 02, 2008 at 09:08:09PM +0100, Liam Girdwood wrote:
> > On Tue, 2008-09-02 at 19:54 +0100, Mark Brown wrote:
> > > OK, a comment to that effect somewhere (perhaps in set_sysclk() which
> > > only accepts 26MHz) probably wouldn't go amiss.
> > The codec set_sysclk() should also accept 19.2MHz and 38.4MHz otherwise
> > return -EINVAL. It should also have a nice comment too :)
> Ideally, yes but it looked like that'd need additional code to set the
> codec up to use them.  Obviously the ideal thing would be if the driver
> supports everything the chip does.

Then this should also be marked as a TODO. The likely users of the
SYSCLK value are the codecs DSP core (for audio filtering) and codec DAI


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