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Date:   Fri, 22 Mar 2019 08:26:12 +0100
From:   Geert Uytterhoeven <geert+renesas@...der.be>
To:     Alessandro Zummo <a.zummo@...ertech.it>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>
Cc:     linux-rtc@...r.kernel.org, linux-kernel@...r.kernel.org,
        Geert Uytterhoeven <geert+renesas@...der.be>
Subject: [PATCH] rtc: Fix timestamp value for RTC_TIMESTAMP_BEGIN_1900

Printing "mktime64(1900, 1, 1, 0, 0, 0)" gives -2208988800.

Fixes: 83bbc5ac63326433 ("rtc: Add useful timestamp definitions")
Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>
---
 include/linux/rtc.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/rtc.h b/include/linux/rtc.h
index 588120ba372cda57..f3553b7da4d0bd20 100644
--- a/include/linux/rtc.h
+++ b/include/linux/rtc.h
@@ -162,7 +162,7 @@ struct rtc_device {
 #define to_rtc_device(d) container_of(d, struct rtc_device, dev)
 
 /* useful timestamps */
-#define RTC_TIMESTAMP_BEGIN_1900	-2208989361LL /* 1900-01-01 00:00:00 */
+#define RTC_TIMESTAMP_BEGIN_1900	-2208988800LL /* 1900-01-01 00:00:00 */
 #define RTC_TIMESTAMP_BEGIN_2000	946684800LL /* 2000-01-01 00:00:00 */
 #define RTC_TIMESTAMP_END_2099		4102444799LL /* 2099-12-31 23:59:59 */
 #define RTC_TIMESTAMP_END_9999		253402300799LL /* 9999-12-31 23:59:59 */
-- 
2.17.1

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