rtc: spear: set range

While the RTC can store dates from year 0000 to 9999, leap years where not
tested fro 2100. The driver currently stores tm_year directly which will
probably fail at that time or more probably in 2300.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Link: https://lore.kernel.org/r/20220309162301.61679-19-alexandre.belloni@bootlin.com

drivers/rtc/rtc-spear.c

@@ -385,6 +385,8 @@ static int spear_rtc_probe(struct platform_device *pdev)
 	platform_set_drvdata(pdev, config);
 
 	config->rtc->ops = &spear_rtc_ops;
+	config->rtc->range_min = RTC_TIMESTAMP_BEGIN_0000;
+	config->rtc->range_min = RTC_TIMESTAMP_END_9999;
 	config->rtc->uie_unsupported = 1;
 
 	status = devm_rtc_register_device(config->rtc);