From: Chris Packham chris.packham@alliedtelesis.co.nz
[ 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@alliedtelesis.co.nz Signed-off-by: Alexandre Belloni alexandre.belloni@bootlin.com Link: https://lore.kernel.org/r/20200818013543.4283-1-chris.packham@alliedtelesis.... Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/rtc/rtc-ds1307.c | 4 ++++ 1 file changed, 4 insertions(+)
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