[alsa-devel] [PATCH v5 1/2] ASoC: fsl: Add S/PDIF CPU DAI driver
s.hauer at pengutronix.de
Sat Aug 17 17:14:43 CEST 2013
On Sat, Aug 17, 2013 at 05:13:20PM +0200, Tomasz Figa wrote:
> On Saturday 17 of August 2013 17:00:02 Sascha Hauer wrote:
> > On Sat, Aug 17, 2013 at 02:26:40PM +0200, Tomasz Figa wrote:
> > > > You mean tx<0-7>.
> > > >
> > > > Also I would make this option required. Use a dummy clock for mux
> > > > inputs that are grounded for a specific SoC.
> > >
> > > Why do you need a dummy clock?
> > >
> > > The driver can simply try to grab all the possible clocks and discard
> > > those that failed, so you can just keep those grounded clocks
> > > unspecified.
> > We don't need dummy clocks. My motivation saying this that I was afraid
> > people try to configure the driver by skipping the clocks they don't
> > want from the devicetree.
> I'm not really sure if the same abuse couldn't be easily achieved by
> putting dummy clocks in place of those skipped clocks.
That's right, yes.
> Adding a note in binding documentation that says that all clocks that are
> fed to the IP shall be specified should be fine IMHO.
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