[PATCH V3 5/5] input: pxa27x-keypad: add device tree support

Arnd Bergmann arnd at arndb.de
Wed Jun 19 05:25:26 EDT 2013


On Wednesday 19 June 2013 16:38:38 Chao Xie wrote:
> >> index 0000000..f8674f7
> >> --- /dev/null
> >> +++ b/Documentation/devicetree/bindings/input/pxa27x-keypad.txt
> >> @@ -0,0 +1,60 @@
> >> +* Marvell PXA Keypad controller
> >> +
> >> +Required Properties
> >> +- compatible : should be "marvell,pxa27x-keypad"
> >> +- reg : Address and length of the register set for the device
> >> +- interrupts : The interrupt for the keypad controller
> >> +- marvell,debounce-interval : How long time the key will be
> >
> > Is there no generic prop name for this debounce interval?
> >
> I searched at drivers/input and Documents.
> Two drivers use "debounce-interval", gpio-keys.c and stmpe-keypad.c.
> They describe the meanings of "debounce-interval" at its own document file.
> Some other drivers uses "xxx,debounce-delay-ms" or "debounce-delay-ms"
> So it seems that there is no generic prop name for this debounce interval.

I'd suggest using "debounce-interval" as in gpio-keys then, since that
is the most generic driver.

	Arnd



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