Re: [PATCH] arm64: dts: renesas: salvator-common: Add GPIO keys support

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On Mon, Mar 25, 2019 at 04:30:29AM +0200, Laurent Pinchart wrote:
> Hi Simon,
> 
> On Mon, Sep 17, 2018 at 09:10:42AM +0200, Simon Horman wrote:
> > On Wed, Sep 12, 2018 at 01:59:53PM +0200, Geert Uytterhoeven wrote:
> > > On Wed, Sep 12, 2018 at 12:25 PM Simon Horman <horms@xxxxxxxxxxxx> wrote:
> > >> On Thu, Sep 06, 2018 at 12:59:20PM +0300, Laurent Pinchart wrote:
> > >>> On Thursday, 6 September 2018 12:42:32 EEST Simon Horman wrote:
> > >>>> On Thu, Aug 23, 2018 at 11:58:54AM +0200, Geert Uytterhoeven wrote:
> > >>>>> On Sun, Aug 19, 2018 at 9:44 PM Laurent Pinchart wrote:
> > >>>>>> The Salvator-X and XS boards have a 4 lines DIP switch and 3 push
> > >>>>>> buttons connected to SoC GPIOs, meant to be used as general-purpose test
> > >>>>>> keys. Add a corresponding node in DT, mapping (semi-randomly) the DIP
> > >>>>>> switch to keys 1-4 and the push buttons to keys A-C.
> > >>>>>>
> > >>>>>> Signed-off-by: Laurent Pinchart
> > >>>>>> <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx>
> > >>>>>
> > >>>>> Given GP6_1[123] are not just wired to the 3 push buttons, but also to 3
> > >>>>> LEDs, I wonder if we shouldn't postpone that part until Linux can handle
> > >>>>> GPIOs connected to both?
> > >>>>
> > >>>> Laurent, any thoughts on that?
> > >>>
> > >>> Right now the GPIOs are not wired in DT, and we're thus without a way to
> > >>> interface to both LEDs and push buttons. While I agree that an ideal
> > >>> solution would be to support both, I think that moving from nothing to
> > >>> support for push buttons would be a step forward already.
> > >>
> > >> I tend to agree. Geert, what are your thoughts?
> > > 
> > > Fine for me.
> > > 
> > > Just one more bikeshedding question: what's most useful, buttons or LEDs? ;-)
> > 
> > Lets go with the buttons.
> > 
> > Applied for v4.20.
> 
> Shouldn't it have made it to Linus' tree then ? :-)

Sorry about that, it seems that I didn't apply it after all.
I have done so now.



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