ARM: w90x900: delete <mach/gpio.h>

The local <mach/gpio.h> file on the w90x900 is completely unused
and the platform does not define NEED_MACH_GPIO_H.

Cc: Wan ZongShun <mcuos.com@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
1 file changed