Set RTC_FEATURE_ALARM_RES_MINUTE, so the core knows alarms have a
resolution of a minute. Also, the core will properly round down the alarm
instead of up.
Signed-off-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx>
---
drivers/rtc/rtc-pcf8563.c | 14 +-------------
1 file changed, 1 insertion(+), 13 deletions(-)
diff --git a/drivers/rtc/rtc-pcf8563.c b/drivers/rtc/rtc-pcf8563.c
index c8bddfb94129..530f06c810fa 100644
--- a/drivers/rtc/rtc-pcf8563.c
+++ b/drivers/rtc/rtc-pcf8563.c
@@ -330,19 +330,6 @@ static int pcf8563_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *tm)
unsigned char buf[4];
int err;
- /* The alarm has no seconds, round up to nearest minute */
- if (tm->time.tm_sec) {
- time64_t alarm_time = rtc_tm_to_time64(&tm->time);
-
- alarm_time += 60 - tm->time.tm_sec;
- rtc_time64_to_tm(alarm_time, &tm->time);
- }
-
- dev_dbg(dev, "%s, min=%d hour=%d wday=%d mday=%d "
- "enabled=%d pending=%d\n", __func__,
- tm->time.tm_min, tm->time.tm_hour, tm->time.tm_wday,
- tm->time.tm_mday, tm->enabled, tm->pending);
-
buf[0] = bin2bcd(tm->time.tm_min);
buf[1] = bin2bcd(tm->time.tm_hour);
buf[2] = bin2bcd(tm->time.tm_mday);
@@ -566,6 +553,7 @@ static int pcf8563_probe(struct i2c_client *client,
pcf8563->rtc->ops = &pcf8563_rtc_ops;
/* the pcf8563 alarm only supports a minute accuracy */
pcf8563->rtc->uie_unsupported = 1;
+ set_bit(RTC_FEATURE_ALARM_RES_MINUTE, pcf8563->rtc->features);
pcf8563->rtc->range_min = RTC_TIMESTAMP_BEGIN_2000;
pcf8563->rtc->range_max = RTC_TIMESTAMP_END_2099;
pcf8563->rtc->set_start_time = true;
--
2.35.1
