Re: [PATCH] ARM: Kirkwood: Add DT description of QNAP 419

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> > But i'm also a little bit concerned by the "unique number" and this
> > ending up in /dev/input/by-path/platform-gpio_keys.3-event. Is this
> > path supposed to be stable? This unique number is not stable. An
> > unwitting change to the DT could cause its value to change. Do we need
> > to make it stable?
> > 
> 
> One possibility would be to create an artificial bus in DT for all
> gpio-keys devices, use #address-cells=<1> and #size-cells=<0>
> for it, and give each device a unique reg property. Not sure if that
> would be considered an elegant solution though.

Hi Arnd

Can i imply from your answer that you think 

/dev/input/by-path/platform-gpio_keys.3-event

should be stable?

A quick look at udev rules seems to suggestion this is an issue for
input/gpio-keys and maybe audio and video if there is a top level DT
property collecting the different sub devices together for ASOC and
V4L.

Thanks
	Andrew
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