RTC needs to be initialized when BCD registers have invalid value.
Signed-off-by: NTaekgyun Ko <taeggyun.ko@samsung.com>
Signed-off-by: NKukjin Kim <kgene.kim@samsung.com>
Cc: Ben Dooks <ben-linux@fluff.org>
Acked-by: NAlessandro Zummo <a.zummo@towertech.it>