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rtc: pcf85063: set RTC_FEATURE_ALARM_RES_2S

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The PCF85063 doesn't support UIE because setting an alarm to fire every
second confuses the chip and the fastest we can go is an alarm every 2
seconds.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20220309162301.61679-13-alexandre.belloni@bootlin.com
This commit is contained in:
Alexandre Belloni 2022-03-09 17:22:44 +01:00
parent 11316c2463
commit a9f2d5bb66
1 changed files with 1 additions and 0 deletions
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drivers/rtc/rtc-pcf85063.c
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@ -616,6 +616,7 @@ static int pcf85063_probe(struct i2c_client *client)
pcf85063->rtc->ops = &pcf85063_rtc_ops; pcf85063->rtc->ops = &pcf85063_rtc_ops;
pcf85063->rtc->range_min = RTC_TIMESTAMP_BEGIN_2000; pcf85063->rtc->range_min = RTC_TIMESTAMP_BEGIN_2000;
pcf85063->rtc->range_max = RTC_TIMESTAMP_END_2099; pcf85063->rtc->range_max = RTC_TIMESTAMP_END_2099;
set_bit(RTC_FEATURE_ALARM_RES_2S, pcf85063->rtc->features);
clear_bit(RTC_FEATURE_UPDATE_INTERRUPT, pcf85063->rtc->features); clear_bit(RTC_FEATURE_UPDATE_INTERRUPT, pcf85063->rtc->features);
clear_bit(RTC_FEATURE_ALARM, pcf85063->rtc->features); clear_bit(RTC_FEATURE_ALARM, pcf85063->rtc->features);