This adds two missing kerneldoc entries for the TC3589x
keypad driver.
Signed-off-by: NNaga Radhesh <naga.radheshy@stericsson.com>
Reviewed-by: NSrinidhi Kasagar <srinidhi.kasagar@stericsson.com>
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: NDmitry Torokhov <dtor@mail.ru>