OMAP_RTC_IRQWAKEEN
irqwake_reg = rtc_read(rtc, OMAP_RTC_IRQWAKEEN);
rtc_write(rtc, OMAP_RTC_IRQWAKEEN, irqwake_reg);
irqwake_reg = rtc_read(rtc, OMAP_RTC_IRQWAKEEN);
rtc_write(rtc, OMAP_RTC_IRQWAKEEN, irqwake_reg);