rc5t583_rtc_alarm_irq_enable
ret = rc5t583_rtc_alarm_irq_enable(dev, 0);
ret = rc5t583_rtc_alarm_irq_enable(dev, 1);
.alarm_irq_enable = rc5t583_rtc_alarm_irq_enable,
rc5t583_rtc_alarm_irq_enable(&rc5t583_rtc->rtc->dev, 0);