rtc: hym8563: fix invalid year calculation
authorAlexander Kochetkov <al.kochet@gmail.com>
Sun, 6 Mar 2016 09:43:57 +0000 (12:43 +0300)
committerAlexandre Belloni <alexandre.belloni@free-electrons.com>
Mon, 14 Mar 2016 16:08:38 +0000 (17:08 +0100)
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>
drivers/rtc/rtc-hym8563.c

index 097325d..b1b4746 100644 (file)
@@ -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,