It is GPIO2_8. Not sure how Linux handles this these days, but this would
be the 72nd GPIO pin

Gerald


On Mon, Dec 9, 2013 at 1:16 PM, Satz Klauer <[email protected]>wrote:

> I'm running a bare-metal application and do not use HDMI/LCD pin.
> But...is my interpretation correct that GPIO0[22] is the pin for that
> button? I'm really not sure at the moment...
>
> On Mon, Dec 9, 2013 at 2:49 PM, Gerald Coley <[email protected]>
> wrote:
> > That pin is one of the LCD pins. GPIO pin is not available because the
> LCD
> > pin is connected to the physical pin instead. You will need to disable
> HDMi
> > in order to access that pin as a GPIO pin.
> >
> > The schematic is correct.
> >
> > Gerald
> >
> >
> > On Mon, Dec 9, 2013 at 5:45 AM, Satz Klauer <[email protected]>
> > wrote:
> >>
> >> @Gerald: my first assumption that the boot-switch is connected to
> >> GPIO0[22] does not seem to be correct, I can't read this input from my
> >> software. So...is it connected to some other GPIO or do I need to
> >> search for a bug in my software?
> >>
> >>
> >> On Sat, Dec 7, 2013 at 8:48 PM, Gerald Coley <[email protected]>
> >> wrote:
> >> > Power switch is connected to the PMIC. It generates and interrupt to
> the
> >> > processor. So it can be detected by SW.
> >> >
> >> > Gerald
> >> >
> >> >
> >> > On Sat, Dec 7, 2013 at 6:18 AM, Satz Klauer <
> [email protected]>
> >> > wrote:
> >> >>
> >> >> Hi,
> >> >>
> >> >> when I'm not wrong the boot-switch of the BBB is connected to
> GPIO0[22]
> >> >> so
> >> >> that it could be checked out of software using this input. Reset is
> >> >> connected to the reset line...and the power switch? I could not find
> >> >> it, so
> >> >> my question: can it be checked via software too?
> >> >>
> >> >> Thanks!
> >> >>
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