> >> +++ b/Documentation/devicetree/bindings/input/touchscreen/stmpe.txt
> >> @@ -0,0 +1,43 @@
> >> +STMPE Touchscreen
> >> +----------------
> >> +
> >> +Required properties:
> >> + - compatible: "st,stmpe-ts"
> >
> > You shouldn't be specifying a compatible string in the DT.
> >
> >> +Example:
> >> +
> >> + stmpe_touchscreen {
> >> + compatible = "st,stmpe-ts";
> >
> > This needs to be removed.
>
> Copying my earlier reply from stmpe-gpio patch for others to know
> what i have to say on this :)
>
> I believe these are required by the code you wrote in mfd-core.c
>
> if (parent->of_node && cell->of_compatible) {
> for_each_child_of_node(parent->of_node, np) {
> if (of_device_is_compatible(np, cell->of_compatible)) {
> pdev->dev.of_node = np;
> break;
> }
> }
> }
>
> This matches compatible of child node with compatible of cell. And that's
> why you have added that in your keypad mappings as well.
Yes, you're right. Please ignore this comment.
--
Lee Jones
Linaro ST-Ericsson Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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