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rtc: vt8500: let the core handle rtc range

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Let the rtc core check the date/time against the RTC range.

Link: https://lore.kernel.org/r/20191016201626.31309-5-alexandre.belloni@bootlin.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
Alexandre Belloni 2019-10-16 22:16:26 +02:00
parent d8bced4b72
commit 1a064850b5
1 changed files with 2 additions and 6 deletions
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8
drivers/rtc/rtc-vt8500.c
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@ -122,12 +122,6 @@ static int vt8500_rtc_set_time(struct device *dev, struct rtc_time *tm)
{
struct vt8500_rtc *vt8500_rtc = dev_get_drvdata(dev);
if (tm->tm_year < 100) {
dev_warn(dev, "Only years 2000-2199 are supported by the "
"hardware!\n");
return -EINVAL;
}
writel((bin2bcd(tm->tm_year % 100) << DATE_YEAR_S)
| (bin2bcd(tm->tm_mon + 1) << DATE_MONTH_S)
| (bin2bcd(tm->tm_mday))
@ -227,6 +221,8 @@ static int vt8500_rtc_probe(struct platform_device *pdev)
return PTR_ERR(vt8500_rtc->rtc);
vt8500_rtc->rtc->ops = &vt8500_rtc_ops;
vt8500_rtc->rtc->range_min = RTC_TIMESTAMP_BEGIN_2000;
vt8500_rtc->rtc->range_max = RTC_TIMESTAMP_END_2199;
ret = devm_request_irq(&pdev->dev, vt8500_rtc->irq_alarm,
vt8500_rtc_irq, 0, "rtc alarm", vt8500_rtc);