[PATCH v2 07/10] rtc: Introduce RTC_TIMESTAMP_END_2255

Jonathan Neuschäfer
2020-09-05T13:54:13Z

Some RTCs store the year as an 8-bit number relative to the year 2000.
This results in a maximum timestamp of 2255-12-31 23:59:59.

Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
---

v2:
- New patch
---
include/linux/rtc.h | 1 +
1 file changed, 1 insertion(+)

diff --git a/include/linux/rtc.h b/include/linux/rtc.h
index 22d1575e4991b..fcc086084a603 100644
--- a/include/linux/rtc.h
+++ b/include/linux/rtc.h
@@ -154,6 +154,7 @@ struct rtc_device {
#define RTC_TIMESTAMP_END_2079 3471292799LL /* 2079-12-31 23:59:59 */
#define RTC_TIMESTAMP_END_2099 4102444799LL /* 2099-12-31 23:59:59 */
#define RTC_TIMESTAMP_END_2199 7258118399LL /* 2199-12-31 23:59:59 */
+#define RTC_TIMESTAMP_END_2255 9025257599LL /* 2255-12-31 23:59:59 */
#define RTC_TIMESTAMP_END_9999 253402300799LL /* 9999-12-31 23:59:59 */

extern struct rtc_device *devm_rtc_device_register(struct device *dev,
--
2.28.0