Hi Krzysztof, > > +Optional properties: > > +- touch-key-connected : specifies whether the touchkey feature is connected > > You are making it a generic property but it is specific to this device, > so: > st,touch-key-connected > ? > > > +- ledvdd-supply : power supply to the touch key leds > > Is this really optional? If yes... how it gets the power when not > provided? yes, it is. This is required only if (st,)touch-key-connected is added, it's not required in any other case. Anyway, even if not present, the device works, just without leds, which is fine for me. Thanks, Andi -- 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