From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Fri, 22 Mar 2019 07:22:55 +0000 (+0100)
Subject: rtc: sun4v: set range
X-Git-Tag: v5.4-rc1~1028^2~122
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3ec99d6136f00d1a73295ba18544fdbfd8fa2a1e;p=platform%2Fkernel%2Flinux-rpi.git

rtc: sun4v: set range

The Sun4v Hypervisor Core API Specification states:
Time is described by a single unsigned 64-bit word equivalent to a time_t
for the POSIX time(2) system call. The word contains the time since the
Epoch (00:00:00 UTC, January 1, 1970), measured in seconds.

Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
---

diff --git a/drivers/rtc/rtc-sun4v.c b/drivers/rtc/rtc-sun4v.c
index 378081f..82fb51f 100644
--- a/drivers/rtc/rtc-sun4v.c
+++ b/drivers/rtc/rtc-sun4v.c
@@ -78,13 +78,15 @@ static int __init sun4v_rtc_probe(struct platform_device *pdev)
 {
 	struct rtc_device *rtc;
 
-	rtc = devm_rtc_device_register(&pdev->dev, "sun4v",
-				&sun4v_rtc_ops, THIS_MODULE);
+	rtc = devm_rtc_allocate_device(&pdev->dev);
 	if (IS_ERR(rtc))
 		return PTR_ERR(rtc);
 
+	rtc->ops = &sun4v_rtc_ops;
+	rtc->range_max = U64_MAX;
 	platform_set_drvdata(pdev, rtc);
-	return 0;
+
+	return rtc_register_device(rtc);
 }
 
 static struct platform_driver sun4v_rtc_driver = {