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

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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 ? :-)

-- 
Regards,

Laurent Pinchart



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