linux-kernel - [PATCH] rtc: m48t59: set range

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Message-ID: <20240911224836.1571831-1-alexandre.belloni@bootlin.com>
Date: Thu, 12 Sep 2024 00:48:36 +0200
From: alexandre.belloni@...tlin.com
To: Alexandre Belloni <alexandre.belloni@...tlin.com>
Cc: linux-rtc@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] rtc: m48t59: set range

From: Alexandre Belloni <alexandre.belloni@...tlin.com>

The m48t59 leap year calculation will fail in 2100

Signed-off-by: Alexandre Belloni <alexandre.belloni@...tlin.com>
---
 drivers/rtc/rtc-m48t59.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/rtc/rtc-m48t59.c b/drivers/rtc/rtc-m48t59.c
index cd2ca49805d8..5d30ce8e13ca 100644
--- a/drivers/rtc/rtc-m48t59.c
+++ b/drivers/rtc/rtc-m48t59.c
@@ -458,6 +458,8 @@ static int m48t59_rtc_probe(struct platform_device *pdev)
 	platform_set_drvdata(pdev, m48t59);
 
 	m48t59->rtc->ops = &m48t59_rtc_ops;
+	m48t59->rtc->range_min = RTC_TIMESTAMP_BEGIN_1900;
+	m48t59->rtc->range_max = RTC_TIMESTAMP_END_2099;
 
 	nvmem_cfg.size = pdata->offset;
 	ret = devm_rtc_nvmem_register(m48t59->rtc, &nvmem_cfg);
-- 
2.46.0