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SubjectRe: [PATCH] drivers: misc: add gpio wakeup driver
On 02.10.2013 12:57, Mark Brown wrote:
> On Tue, Oct 01, 2013 at 04:05:07PM +0200, Daniel Mack wrote:
>> On 01.10.2013 16:01, Fabio Estevam wrote:
>
>>> Isn't it the same as the existing 'gpio-key,wakeup' ?
>
>> Of course, I know the gpio-input driver can provide similar
>> functionality. My intention was just provide a way to wake up the system
>> without registering an input device for signals nobody is interested in
>> eventually.
>
>> Don't know if that's reason enough to add a new driver though.
>
> It does seem somewhat sensible - the signal might not have a sensible
> representation as an input device and the gpio-keys binding needs one.
>

That was my intention as well, yes. Also, a system that does not have
any input devices could in theory disable CONFIG_INPUT alltogether. Not
sure how realisitic that scenario really is nowadays, but using the gpio
input driver for purpose of just waking up on LAN seems somewhat abusive.


Daniel



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