The at91rm9200 RTC can support dates from 1900-01-01 00:00:00 to 2099-12-31
23:59:59.

Signed-off-by: Alexandre Belloni <alexandre.bell...@bootlin.com>
---
 drivers/rtc/rtc-at91rm9200.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/rtc/rtc-at91rm9200.c b/drivers/rtc/rtc-at91rm9200.c
index de81ecedd571..caa71d04e989 100644
--- a/drivers/rtc/rtc-at91rm9200.c
+++ b/drivers/rtc/rtc-at91rm9200.c
@@ -440,6 +440,8 @@ static int __init at91_rtc_probe(struct platform_device 
*pdev)
                device_init_wakeup(&pdev->dev, 1);
 
        rtc->ops = &at91_rtc_ops;
+       rtc->range_min = RTC_TIMESTAMP_BEGIN_1900;
+       rtc->range_max = RTC_TIMESTAMP_END_2099;
        ret = rtc_register_device(rtc);
        if (ret)
                goto err_clk;
-- 
2.17.0

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