From 1a064850b5fed41c851adb895a4e959815aa33a2 Mon Sep 17 00:00:00 2001 From: Alexandre Belloni Date: Wed, 16 Oct 2019 22:16:26 +0200 Subject: [PATCH] rtc: vt8500: let the core handle rtc range 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 --- drivers/rtc/rtc-vt8500.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/drivers/rtc/rtc-vt8500.c b/drivers/rtc/rtc-vt8500.c index 0761478..e258862 100644 --- a/drivers/rtc/rtc-vt8500.c +++ b/drivers/rtc/rtc-vt8500.c @@ -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); -- 2.7.4