This is a note to let you know that I've just added the patch titled rtc: ds1307: Clear OSF flag on DS1388 when setting time to the 5.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: rtc-ds1307-clear-osf-flag-on-ds1388-when-setting-tim.patch and it can be found in the queue-5.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit ec3200cd32eab5dd53f4d6695ec4e6ee447431c8 Author: Chris Packham <chris.packham@xxxxxxxxxxxxxxxxxxx> Date: Tue Aug 18 13:35:43 2020 +1200 rtc: ds1307: Clear OSF flag on DS1388 when setting time [ Upstream commit f471b05f76e4b1b6ba07ebc7681920a5c5b97c5d ] Ensure the OSF flag is cleared on the DS1388 when the clock is set. Fixes: df11b323b16f ("rtc: ds1307: handle oscillator failure flags for ds1388 variant") Signed-off-by: Chris Packham <chris.packham@xxxxxxxxxxxxxxxxxxx> Signed-off-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx> Link: https://lore.kernel.org/r/20200818013543.4283-1-chris.packham@xxxxxxxxxxxxxxxxxxx Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/rtc/rtc-ds1307.c b/drivers/rtc/rtc-ds1307.c index 54c85cdd019dd..c9c3de14bc62f 100644 --- a/drivers/rtc/rtc-ds1307.c +++ b/drivers/rtc/rtc-ds1307.c @@ -352,6 +352,10 @@ static int ds1307_set_time(struct device *dev, struct rtc_time *t) regmap_update_bits(ds1307->regmap, DS1340_REG_FLAG, DS1340_BIT_OSF, 0); break; + case ds_1388: + regmap_update_bits(ds1307->regmap, DS1388_REG_FLAG, + DS1388_BIT_OSF, 0); + break; case mcp794xx: /* * these bits were cleared when preparing the date/time