> > static struct mfd_cell stmpe_gpio_cell = {
> > .name = "stmpe-gpio",
> > + .of_compatible = "st,stmpe-gpio",
>
> There's no need for any of the STMPE to have their own compatible
> string, as they are MFD devices. They are registered as platform
> devices from the MFD subsystem.
Whoops, I've written this in the wrong place.
Sorry, for the confusion. It does need to be here.
> > .resources = stmpe_gpio_resources,
> > .num_resources = ARRAY_SIZE(stmpe_gpio_resources),
> > };
> >
> > static struct mfd_cell stmpe_gpio_cell_noirq = {
> > .name = "stmpe-gpio",
> > + .of_compatible = "st,stmpe-gpio",
... and here.
> > +++ b/Documentation/devicetree/bindings/gpio/gpio-stmpe.txt
> > @@ -0,0 +1,18 @@
> > +STMPE gpio
> > +----------
> > +
> > +Required properties:
> > + - compatible: "st,stmpe-gpio"
... but this is wrong.
> > +Example:
> > + stmpe_gpio {
> > + compatible = "st,stmpe-gpio";
> > + st,norequest-mask = <0x20>; //gpio 5 can't be used
> > + };
As is the example.
So will be the the DT - if you've already written it.
--
Lee Jones
Linaro ST-Ericsson Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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