Signed-off-by: NAxel Lin <axel.lin@gmail.com>
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>

TPS65912 has five GPIOs that can be configured for different
purposes.
Signed-off-by: NMargarita Olaya Cabrera <magi@slimlogic.co.uk>
Acked-by: NGrant Likely <grant.likely@secretlab.ca>
Acked-by: NLiam Girdwood <lrg@ti.com>
Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>