Commit 7bb633b1 authored by Guy Shapiro's avatar Guy Shapiro Committed by Alexandre Belloni

rtc: snvs: add a missing write sync

The clear of the LPTA_EN flag should be synced before writing to the
alarm register. Omitting this synchronization creates a race when
trying to change existing alarm.
Signed-off-by: default avatarGuy Shapiro <[email protected]>
Signed-off-by: default avatarAlexandre Belloni <[email protected]>
parent 4c466872
......@@ -184,6 +184,7 @@ static int snvs_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
rtc_tm_to_time(alrm_tm, &time);
regmap_update_bits(data->regmap, data->offset + SNVS_LPCR, SNVS_LPCR_LPTA_EN, 0);
rtc_write_sync_lp(data);
regmap_write(data->regmap, data->offset + SNVS_LPTAR, time);
/* Clear alarm interrupt status bit */
......
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