rtc: imxdi: switch to rtc_time64_to_tm/rtc_tm_to_time64

Call the 64bit versions of rtc_tm time conversion now that the range is
enforced by the core.
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

drivers/rtc/rtc-imxdi.c

@@ -552,7 +552,7 @@ static int dryice_rtc_read_time(struct device *dev, struct rtc_time *tm)
 	unsigned long now;
 
 	now = readl(imxdi->ioaddr + DTCMR);
-	rtc_time_to_tm(now, tm);
+	rtc_time64_to_tm(now, tm);
 
 	return 0;
 }
@@ -618,7 +618,7 @@ static int dryice_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alarm)
 	u32 dcamr;
 
 	dcamr = readl(imxdi->ioaddr + DCAMR);
-	rtc_time_to_tm(dcamr, &alarm->time);
+	rtc_time64_to_tm(dcamr, &alarm->time);
 
 	/* alarm is enabled if the interrupt is enabled */
 	alarm->enabled = (readl(imxdi->ioaddr + DIER) & DIER_CAIE) != 0;
@@ -644,9 +644,7 @@ static int dryice_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alarm)
 	unsigned long alarm_time;
 	int rc;
 
-	rc = rtc_tm_to_time(&alarm->time, &alarm_time);
-	if (rc)
-		return rc;
+	alarm_time = rtc_tm_to_time64(&alarm->time);
 
 	/* don't allow setting alarm in the past */
 	now = readl(imxdi->ioaddr + DTCMR);