Symbol: RK3506_DRV_PINS_PER_REG
drivers/pinctrl/pinctrl-rockchip.c
2150
*reg += ((pin_num / RK3506_DRV_PINS_PER_REG) * 4);
drivers/pinctrl/pinctrl-rockchip.c
2151
*bit = pin_num % RK3506_DRV_PINS_PER_REG;