PX30_DRV_PINS_PER_REG 1353 drivers/pinctrl/pinctrl-rockchip.c *reg += ((pin_num / PX30_DRV_PINS_PER_REG) * 4); PX30_DRV_PINS_PER_REG 1354 drivers/pinctrl/pinctrl-rockchip.c *bit = (pin_num % PX30_DRV_PINS_PER_REG);