Re: [alsa-devel] [PATCH] ASoC: cs42888: Add codec driver support

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On Tue, Feb 25, 2014 at 12:54:04AM -0300, Fabio Estevam wrote:
> Hi Nicolin,
> 
> On Tue, Feb 25, 2014 at 12:46 AM, Nicolin Chen
> <Guangyu.Chen@xxxxxxxxxxxxx> wrote:
> >> So register it from the ESAI driver then.
> >
> > Then I think I need to find a way to pass the clock to CODEC driver...
> 
> Does this example from mxs-saif help?

Absolutely yes! Thank you in advance :)

> 
> commit 7c9e6150f2e7cbd60e0bc9a19118ca1dc97d2780
> Author: Shawn Guo <shawn.guo@xxxxxxxxxx>
> Date:   Mon Jul 1 16:16:10 2013 +0800
> 
>     ASoC: mxs: register saif mclk to clock framework
> 
>     Mostly the mxs system design uses saif0 mclk output as the clock source
>     of codec.  Since the mclk is implemented as a general divider with the
>     saif clk as the parent clock, let's register the mclk as a basic
>     clk-divider to common clock framework.  Then with it being a clock
>     provdier, clk_get() call in codec driver probe function will just work.
> 
>     Signed-off-by: Shawn Guo <shawn.guo@xxxxxxxxxx>
>     Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
> 
> 


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