Commit 1bf3e6cc authored by Alexandre Belloni's avatar Alexandre Belloni
Browse files

rtc: opal: set range 



It is a BCD RTC with 4 digits for the year.

Signed-off-by: default avatarAlexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20210110224606.1414307-1-alexandre.belloni@bootlin.com
parent 446667df

drivers/rtc/rtc-opal.c

+8 −6
Original line number Diff line number Diff line
@@ -233,6 +233,10 @@ static int opal_rtc_probe(struct platform_device *pdev) 
{

	struct rtc_device *rtc;



	rtc = devm_rtc_allocate_device(&pdev->dev);

	if (IS_ERR(rtc))

		return PTR_ERR(rtc);



	if (pdev->dev.of_node &&

	    (of_property_read_bool(pdev->dev.of_node, "wakeup-source") ||

	     of_property_read_bool(pdev->dev.of_node, "has-tpo")/* legacy */)) {
@@ -242,14 +246,12 @@ static int opal_rtc_probe(struct platform_device *pdev) 
		opal_rtc_ops.alarm_irq_enable = opal_tpo_alarm_irq_enable;

	}



	rtc = devm_rtc_device_register(&pdev->dev, DRVNAME, &opal_rtc_ops,

				       THIS_MODULE);

	if (IS_ERR(rtc))

		return PTR_ERR(rtc);



	rtc->ops = &opal_rtc_ops;

	rtc->range_min = RTC_TIMESTAMP_BEGIN_0000;

	rtc->range_max = RTC_TIMESTAMP_END_9999;

	rtc->uie_unsupported = 1;



	return 0;

	return devm_rtc_register_device(rtc);

}



static const struct of_device_id opal_rtc_match[] = {