| From 0be68d90927753d1878a7a1dbca85045056c5985 Mon Sep 17 00:00:00 2001 |
| From: Sasha Levin <sashal@kernel.org> |
| Date: Tue, 18 Aug 2020 13:35:43 +1200 |
| Subject: rtc: ds1307: Clear OSF flag on DS1388 when setting time |
| |
| 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.co.nz |
| 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 49702942bb086..70b198423deba 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 |
| -- |
| 2.25.1 |
| |
