rtc: xgene: stop caching alarm_time

There is no point in caching alarm_time for .read_alarm because
.read_alarm is only called at boo time and thus alarm_time is always 0.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
Alexandre Belloni 2019-03-20 13:32:31 +01:00
commit 9a842a7ebb