tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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rtc: pcf2127: set RTC_FEATURE_ALARM_RES_2S

The PCF2127 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/20220309162301.61679-11-alexandre.belloni@bootlin.com

Alexandre Belloni bda10273 689fafd5

+1
+1
drivers/rtc/rtc-pcf2127.c
··· 656 656 pcf2127->rtc->range_min = RTC_TIMESTAMP_BEGIN_2000; 657 657 pcf2127->rtc->range_max = RTC_TIMESTAMP_END_2099; 658 658 pcf2127->rtc->set_start_time = true; /* Sets actual start to 1970 */ 659 + set_bit(RTC_FEATURE_ALARM_RES_2S, pcf2127->rtc->features); 659 660 clear_bit(RTC_FEATURE_UPDATE_INTERRUPT, pcf2127->rtc->features); 660 661 clear_bit(RTC_FEATURE_ALARM, pcf2127->rtc->features); 661 662