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rtc: hym8563: fix invalid year calculation

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commit d5861262210067fc01b2fb4f7af2fd85a3453f15 upstream.

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

Due to the bug year 2016 became 2010.

Fixes: dcaf03849352 ("rtc: add hym8563 rtc-driver")
Signed-off-by: Alexander Kochetkov <al.kochet@gmail.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alexander Kochetkov 2016-03-06 12:43:57 +03:00 committed by Greg Kroah-Hartman
parent cab4c949ad
commit 1392ec2a30
1 changed files with 1 additions and 1 deletions
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2
drivers/rtc/rtc-hym8563.c
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@ -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.
* 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,