Commit 1392ec2a authored by Alexander Kochetkov's avatar Alexander Kochetkov Committed by Greg Kroah-Hartman

rtc: hym8563: fix invalid year calculation

commit d5861262 upstream.

Year field must be in BCD format, according to
hym8563 datasheet.

Due to the bug year 2016 became 2010.

Fixes: dcaf0384 ("rtc: add hym8563 rtc-driver")
Signed-off-by: default avatarAlexander Kochetkov <al.kochet@gmail.com>
Signed-off-by: default avatarAlexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent cab4c949
...@@ -144,7 +144,7 @@ static int hym8563_rtc_set_time(struct device *dev, struct rtc_time *tm) ...@@ -144,7 +144,7 @@ static int hym8563_rtc_set_time(struct device *dev, struct rtc_time *tm)
* it does not seem to carry it over a subsequent write/read. * it does not seem to carry it over a subsequent write/read.
* So we'll limit ourself to 100 years, starting at 2000 for now. * So we'll limit ourself to 100 years, starting at 2000 for now.
*/ */
buf[6] = tm->tm_year - 100; buf[6] = bin2bcd(tm->tm_year - 100);
/* /*
* CTL1 only contains TEST-mode bits apart from stop, * CTL1 only contains TEST-mode bits apart from stop,
......
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