Re: [PATCH 1/2] include: dt-binding: input: create a DT headerdefining key codes.

[Dmitry Torokhov]

On Thu, Aug 08, 2013 at 10:41:20PM +0530, Laxman Dewangan wrote:
> On Wednesday 07 August 2013 12:58 AM, Stephen Warren wrote:
> >(CC'ing DT bindings maintainers too, hence quoting a bit of the patch)
> >
> >On 08/06/2013 08:12 AM, Laxman Dewangan wrote:
> >>Many of Key device tree bindings uses the constant number as key code
> >>which matches with kernel header key code and then comment as follows
> >>for reference/better readability:
> >>	linux,code = <102>; /* KEY_HOME */
> >>
> >>Create a DT header which defines all the key code so that DT key bindings
> >>can use it as follows:
> >>	linux,code = <KEY_HOME>;
> >This looks fine to me.
> >Reviewed-by: Stephen Warren <swarren@xxxxxxxxxx>
> >
> >A comment in support of the patch: This is adding OS-specific content to
> >the DT. However, the bindings this header file supports are already
> >written that way. There's not really any alternative here, since some
> >numbering scheme had to be chosen for keycodes, and it may as well be
> >the same set as the first/primary OS that'll use the binding.
> >
> >As far as merging it, this patch should probably go through the core DT
> >tree, perhaps in a topic branch so that e.g. Tegra an MVEBU can merge it
> >in to apply your subsequent patches (or we can just wait until the next
> >kernel release to merge them in).
> 
> Do I need to include anyone for this patch to be applied or can go
> through Dmitry's input git branch?

I am uncomfortable that we are duplicating the whole list of keycodes
here. Do you think we could split keycodes and other event codes from
include/uapi/linux/input.h into include/uapi/linux/input-events.h and
unclude it directly into DTS?

Thanks.

-- 
Dmitry
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