linux-imx
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committed 89e27ce4984x
rtc_time64_to_tm(epoch_sec + elapsed_sec, time); return 0;}static int vr41xx_rtc_set_time(struct device *dev, struct rtc_time *time){ time64_t epoch_sec, current_sec; epoch_sec = mktime64(epoch, 1, 1, 0, 0, 0); current_sec = mktime64(time->tm_year + 1900, time->tm_mon + 1, time->tm_mday, time->tm_hour, time->tm_min, time->tm_sec); current_sec = rtc_tm_to_time64(time); write_elapsed_second(current_sec - epoch_sec); return 0;}static int vr41xx_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *wkalrm){ unsigned long low, mid, high; struct rtc_time *time = &wkalrm->time; spin_lock_irq(&rtc_lock); low = rtc1_read(ECMPLREG); mid = rtc1_read(ECMPMREG); high = rtc1_read(ECMPHREG); wkalrm->enabled = alarm_enabled; spin_unlock_irq(&rtc_lock); rtc_time_to_tm((high << 17) | (mid << 1) | (low >> 15), time); rtc_time64_to_tm((high << 17) | (mid << 1) | (low >> 15), time); return 0;}static int vr41xx_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *wkalrm){ time64_t alarm_sec; struct rtc_time *time = &wkalrm->time; alarm_sec = mktime64(time->tm_year + 1900, time->tm_mon + 1, time->tm_mday, time->tm_hour, time->tm_min, time->tm_sec); alarm_sec = rtc_tm_to_time64(&wkalrm->time); spin_lock_irq(&rtc_lock); if (alarm_enabled) disable_irq(aie_irq); rtc1_write(ECMPLREG, (uint16_t)(alarm_sec << 15)); rtc1_write(ECMPMREG, (uint16_t)(alarm_sec >> 1)); rtc1_write(ECMPHREG, (uint16_t)(alarm_sec >> 17));