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rtc: ds1685: Add range

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Useful range is 2000-2099 because leap year fails on centuries.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
Alexandre Belloni 2018-05-31 11:56:43 +02:00
parent a2ae8323a8
commit c36b52ed18
1 changed files with 4 additions and 0 deletions
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4
drivers/rtc/rtc-ds1685.c
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@ -2043,6 +2043,10 @@ ds1685_rtc_probe(struct platform_device *pdev)
rtc_dev->ops = &ds1685_rtc_ops;
/* Century bit is useless because leap year fails in 1900 and 2100 */
rtc_dev->range_min = RTC_TIMESTAMP_BEGIN_2000;
rtc_dev->range_max = RTC_TIMESTAMP_END_2099;
/* Maximum periodic rate is 8192Hz (0.122070ms). */
rtc_dev->max_user_freq = RTC_MAX_USER_FREQ;