This driver does not use any symbols from <linux/gpio.h>
so just drop the include.
Cc: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Acked-By: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com> Signed-off-by: Mark Brown <broonie@kernel.org>