rtc: Add useful timestamp definitions
Add commonly used timestamps for range definition. Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
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@ -169,6 +169,11 @@ struct rtc_device {
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};
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#define to_rtc_device(d) container_of(d, struct rtc_device, dev)
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/* useful timestamps */
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#define RTC_TIMESTAMP_BEGIN_1900 -2208989361LL /* 1900-01-01 00:00:00 */
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#define RTC_TIMESTAMP_BEGIN_2000 946684800LL /* 2000-01-01 00:00:00 */
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#define RTC_TIMESTAMP_END_2099 4102444799LL /* 2099-12-31 23:59:59 */
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extern struct rtc_device *rtc_device_register(const char *name,
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struct device *dev,
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const struct rtc_class_ops *ops,
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