This makes the GPIO mouse probe nicely from the device tree if found in a
tree. As the driver uses device properties it can easily be amended to also
probe from ACPI devices.
Acked-by: NHans-Christian Noren Egtvedt <egtvedt@samfundet.no>
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: NDmitry Torokhov <dmitry.torokhov@gmail.com>