PB1200_SD1_INSERT_INT
if (irq == PB1200_SD1_INSERT_INT)
enable_irq(PB1200_SD1_INSERT_INT);
ret = request_threaded_irq(PB1200_SD1_INSERT_INT, pb1200_mmc1_cd,
free_irq(PB1200_SD1_INSERT_INT, mmc_host);
enable_irq(PB1200_SD1_INSERT_INT);
free_irq(PB1200_SD1_INSERT_INT, mmc_host);