On Wednesday 20 November 2013, Gerhard Sittig wrote: > re-format and re-word the device tree binding documentation for MPC8xxx > and compatibles, reference the common document for interrupt controllers > and remove outdated duplicate SoC specific information > > Cc: Mark Rutland <mark.rutland@xxxxxxx> > Cc: Rob Herring@ <rob.herring@xxxxxxxxxxx> > Cc: Pawel Moll <Pawel.Moll@xxxxxxx> > Cc: Arnd Bergmann <arnd@xxxxxxxx> > Cc: <devicetree@xxxxxxxxxxxxxxx> > Signed-off-by: Gerhard Sittig <gsi@xxxxxxx> Acked-by: Arnd Bergmann <arnd@xxxxxxxx> > +Optional properties: > +- interrupt-controller: Empty boolean property which marks the GPIO > + module as an IRQ controller. > +- #interrupt-cells: Number of integer cells required to specify an > + interrupt within this interrupt controller. The > + first cell defines the pin number, the second > + cell defines additional flags (trigger type, > + trigger polarity). Note that the specific set > + of trigger conditions supported by the GPIO > + module depends on the actual SoC. Nitpicking: I think you need to add that #interrupt-cells must be <2> if present. I'd also suggest adding these two to the example section of the binding while you're at it. Arnd -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html