83 /* alarm lock definition for SPRD_RTC_SPG_UPD register */
99 /* timeout of synchronizing time and alarm registers (us) */
114  * alarm and auxiliary alarm. The time group registers are used to set RTC time,
115  * the normal alarm registers are used to set normal alarm, and the auxiliary
116  * alarm registers are used to set auxiliary alarm. Both alarm event and
117  * auxiliary alarm event can wake up system from deep sleep, but only alarm
283 	 * Since the time and normal alarm registers are put in always-power-on  in sprd_rtc_set_secs()
294 		dev_err(rtc->dev, "set time/alarm values timeout\n");  in sprd_rtc_set_secs()
308 	/* clear the auxiliary alarm interrupt status */  in sprd_rtc_set_aux_alarm()
391 	 * The RTC core checks to see if there is an alarm already set in RTC  in sprd_rtc_read_alarm()
392 	 * hardware, and we always read the normal alarm at this time.  in sprd_rtc_read_alarm()
423 	 * We have 2 groups alarms: normal alarm and auxiliary alarm. Since  in sprd_rtc_set_alarm()
424 	 * both normal alarm event and auxiliary alarm event can wake up system  in sprd_rtc_set_alarm()
425 	 * from deep sleep, but only alarm event can power up system from power  in sprd_rtc_set_alarm()
427 	 * updating auxiliary alarm registers. Thus we usually set auxiliary  in sprd_rtc_set_alarm()
428 	 * alarm when wake up system from deep sleep, and for other scenarios,  in sprd_rtc_set_alarm()
429 	 * we should set normal alarm with polling status.  in sprd_rtc_set_alarm()
431 	 * So here we check if the alarm time is set by aie_timer, if yes, we  in sprd_rtc_set_alarm()
432 	 * should set normal alarm, if not, we should set auxiliary alarm which  in sprd_rtc_set_alarm()
438 	/* clear the alarm interrupt status firstly */  in sprd_rtc_set_alarm()
456 		/* unlock the alarm to enable the alarm function. */  in sprd_rtc_set_alarm()
464 		 * Lock the alarm function in case fake alarm event will power  in sprd_rtc_set_alarm()
547 	 * supplied by VDDRTC, so we should check if we need enable the alarm  in sprd_rtc_check_alarm_int()
551 	 * always-power-on region, that means we have set one alarm last time,  in sprd_rtc_check_alarm_int()
552 	 * so we should enable the alarm interrupt to help RTC core to see if  in sprd_rtc_check_alarm_int()
553 	 * there is an alarm already set in RTC hardware.  in sprd_rtc_check_alarm_int()
593 	/* check if we need set the alarm interrupt */  in sprd_rtc_probe()
596 		dev_err(&pdev->dev, "failed to check RTC alarm interrupt\n");  in sprd_rtc_probe()