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-rw-r--r--drivers/rtc/mc146818.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/rtc/mc146818.c b/drivers/rtc/mc146818.c
index ee29c711aa..4df443d84a 100644
--- a/drivers/rtc/mc146818.c
+++ b/drivers/rtc/mc146818.c
@@ -145,7 +145,8 @@ static int mc146818_set(struct rtc_time *tmp)
mc146818_write8(RTC_YEAR, bin2bcd(tmp->tm_year % 100));
mc146818_write8(RTC_MONTH, bin2bcd(tmp->tm_mon));
- mc146818_write8(RTC_DAY_OF_WEEK, bin2bcd(tmp->tm_wday));
+ /* Sunday = 1, Saturday = 7 */
+ mc146818_write8(RTC_DAY_OF_WEEK, bin2bcd(tmp->tm_wday + 1));
mc146818_write8(RTC_DATE_OF_MONTH, bin2bcd(tmp->tm_mday));
mc146818_write8(RTC_HOURS, bin2bcd(tmp->tm_hour));
mc146818_write8(RTC_MINUTES, bin2bcd(tmp->tm_min));