NAS100D_RB_GPIO 303 arch/arm/mach-ixp4xx/nas100d-setup.c if (request_irq(gpio_to_irq(NAS100D_RB_GPIO), &nas100d_reset_handler, NAS100D_RB_GPIO 307 arch/arm/mach-ixp4xx/nas100d-setup.c gpio_to_irq(NAS100D_RB_GPIO));