PB1200_SD1_EJECT_INT
enable_irq(PB1200_SD1_EJECT_INT);
ret = request_threaded_irq(PB1200_SD1_EJECT_INT, pb1200_mmc1_cd,
enable_irq(PB1200_SD1_EJECT_INT);
free_irq(PB1200_SD1_EJECT_INT, mmc_host);