BBNSM_BTN_OFF
#define BBNSM_PWRKEY_EVENTS (BBNSM_PWR_ON | BBNSM_BTN_OFF | BBNSM_EMG_OFF)
if (!(event & BBNSM_BTN_OFF))
regmap_write(bbnsm->regmap, BBNSM_EVENTS, BBNSM_BTN_OFF);