Re: [PATCH] mc13xxx-ts: use zero as default value if no pdata wasdefined

[Michael Grzeschik]

On Tue, Aug 20, 2013 at 11:50:48AM +0200, Samuel Ortiz wrote:
> Hi Michael,
> 
> On Tue, Aug 20, 2013 at 11:34:32AM +0200, Michael Grzeschik wrote:
> > On Tue, Aug 20, 2013 at 03:34:33AM +0200, Samuel Ortiz wrote:
> > > On Tue, Aug 13, 2013 at 02:14:30PM +0200, Michael Grzeschik wrote:
> > > > In case of devicetree, we currently don't have a way to append pdata for
> > > > the touchscreen. The current approach is to bail out in that case.
> > > > This patch makes it possible to probe the touchscreen without pdata
> > > > and use zero as default values for the atox and ato adc conversion.
> > > Would that still make the touchscreen somehow functional ?
> > 
> > Yes, it still works. It just defaults to zero values in no pdata case.
> > 
> > > If that's the case, and if Dmitry is fine with the ts part of this
> > > patch, could you please separate the mfd part of this patch into a
> > > separate one ?
> > 
> > Why?
> To avoid cross tree commits as much as possible.
> 
> 
> > The purpose of this patch is to have both cases working, pdata and no
> > pdata. 
> I understood that part. But you can still split the patch in 2 as the ts
> driver will not be probed without pdata until the mfd patch is merged
> upstream.
> 
> > This patch is actually fixing the patch of Michael Thalmeier.
> > There we changed the mfd and touch in one patch as well.
> There was a build time dependency between the ts driver and the MFD
> changes, so the patch had to be merged atomically.
> That is not the case with your patch.

All right then. I will resend them and the codec mfd patch together with
the oftree patches I am currently working on.

Thanks,
Michael

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