PINS_PER_BANK      28 drivers/pinctrl/pinctrl-oxnas.c #define PINS_PER_BANK		32
PINS_PER_BANK      28 drivers/pinctrl/pinctrl-pic32.c #define PINS_PER_BANK		16
PINS_PER_BANK      43 drivers/pinctrl/sunxi/pinctrl-sunxi.h #define PINS_PER_BANK		32