[Voyage-linux] About GPIO support

[Jon Meek]

Stéphane - When you implement the power off button please post the details!

Thanks,

Jon

On Thu, Feb 10, 2011 at 6:35 AM, Stéphane Acounis <
stephane.acounis at subatech.in2p3.fr> wrote:

> Le Thu, 10 Feb 2011 10:37:26 +0100
> Stéphane Acounis <stephane.acounis at subatech.in2p3.fr> a écrit:
>
> > Le Thu, 10 Feb 2011 09:36:20 +0800
> > "Kim-man 'Punky' TSE" <punkytse at punknix.com> a écrit:
> >
> > > Why not using the stock one but instead of this patch?
> >
> > Hi Kim,
> >
> > And so, practically, how do you access the switch (GPIO24) with the
> > stock kernel?
> > I'd like to be able to sense the switch in order to make a poweroff
> > button.
> >
> > Thanks.
> >
>
> OK, I know, I should have searched a little bit by myself before asking
> the list.
>
> The state of the button can be monitored with this line:
> od -x  /dev/cs5535_gpio24 | cut -c 11-12 | head -1
>
> it reads 31 in the idle state and 30 if the button is pressed.
>
> --
> Stéphane ACOUNIS
> SUBATECH Nantes - Service d'Électronique
> Tél: 02-51-85-84-28  06-64-62-99-20
>
> «Faut pas se laisser abattre» devise Kennedy
>
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