From ea08eeccae9297f7aabd2ef7f0c2517ac4549acc Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:18:26 +0000
Subject: [PATCH] write in 30M
---
kernel/drivers/rtc/rtc-da9063.c | 30 ++++++++++++++----------------
1 files changed, 14 insertions(+), 16 deletions(-)
diff --git a/kernel/drivers/rtc/rtc-da9063.c b/kernel/drivers/rtc/rtc-da9063.c
index 69b54e5..046b1d4 100644
--- a/kernel/drivers/rtc/rtc-da9063.c
+++ b/kernel/drivers/rtc/rtc-da9063.c
@@ -1,15 +1,7 @@
-/* rtc-da9063.c - Real time clock device driver for DA9063
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Real time clock device driver for DA9063
* Copyright (C) 2013-2015 Dialog Semiconductor Ltd.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/delay.h>
@@ -247,8 +239,8 @@
da9063_data_to_tm(data, tm, rtc);
- rtc_tm_to_time(tm, &tm_secs);
- rtc_tm_to_time(&rtc->alarm_time, &al_secs);
+ tm_secs = rtc_tm_to_time64(tm);
+ al_secs = rtc_tm_to_time64(&rtc->alarm_time);
/* handle the rtc synchronisation delay */
if (rtc->rtc_sync == true && al_secs - tm_secs == 1)
@@ -472,10 +464,13 @@
platform_set_drvdata(pdev, rtc);
- rtc->rtc_dev = devm_rtc_device_register(&pdev->dev, DA9063_DRVNAME_RTC,
- &da9063_rtc_ops, THIS_MODULE);
+ rtc->rtc_dev = devm_rtc_allocate_device(&pdev->dev);
if (IS_ERR(rtc->rtc_dev))
return PTR_ERR(rtc->rtc_dev);
+
+ rtc->rtc_dev->ops = &da9063_rtc_ops;
+ rtc->rtc_dev->range_min = RTC_TIMESTAMP_BEGIN_2000;
+ rtc->rtc_dev->range_max = RTC_TIMESTAMP_END_2063;
da9063_data_to_tm(data, &rtc->alarm_time, rtc);
rtc->rtc_sync = false;
@@ -488,6 +483,9 @@
rtc->rtc_dev->uie_unsupported = 1;
irq_alarm = platform_get_irq_byname(pdev, "ALARM");
+ if (irq_alarm < 0)
+ return irq_alarm;
+
ret = devm_request_threaded_irq(&pdev->dev, irq_alarm, NULL,
da9063_alarm_event,
IRQF_TRIGGER_LOW | IRQF_ONESHOT,
@@ -496,7 +494,7 @@
dev_err(&pdev->dev, "Failed to request ALARM IRQ %d: %d\n",
irq_alarm, ret);
- return ret;
+ return rtc_register_device(rtc->rtc_dev);
}
static struct platform_driver da9063_rtc_driver = {
--
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