forked from ~ljy/RK356X_SDK_RELEASE

blame | history | patch | commit | commitdiff
hc
2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c 
 kernel/drivers/rtc/rtc-da9063.c
....@@ -1,15 +1,7 @@
1
-/* rtc-da9063.c - Real time clock device driver for DA9063
1
+// SPDX-License-Identifier: GPL-2.0+
2
+/*
3
+ * Real time clock device driver for DA9063
24  * Copyright (C) 2013-2015  Dialog Semiconductor Ltd.
3
- *
4
- * This program is free software; you can redistribute it and/or
5
- * modify it under the terms of the GNU General Public License
6
- * as published by the Free Software Foundation; either version 2
7
- * of the License, or (at your option) any later version.
8
- *
9
- * This program is distributed in the hope that it will be useful,
10
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
11
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12
- * GNU General Public License for more details.
135  */
146 
157 #include <linux/delay.h>
....@@ -247,8 +239,8 @@
247239 
248240 	da9063_data_to_tm(data, tm, rtc);
249241 
250
-	rtc_tm_to_time(tm, &tm_secs);
251
-	rtc_tm_to_time(&rtc->alarm_time, &al_secs);
242
+	tm_secs = rtc_tm_to_time64(tm);
243
+	al_secs = rtc_tm_to_time64(&rtc->alarm_time);
252244 
253245 	/* handle the rtc synchronisation delay */
254246 	if (rtc->rtc_sync == true && al_secs - tm_secs == 1)
....@@ -472,10 +464,13 @@
472464 
473465 	platform_set_drvdata(pdev, rtc);
474466 
475
-	rtc->rtc_dev = devm_rtc_device_register(&pdev->dev, DA9063_DRVNAME_RTC,
476
-					   &da9063_rtc_ops, THIS_MODULE);
467
+	rtc->rtc_dev = devm_rtc_allocate_device(&pdev->dev);
477468 	if (IS_ERR(rtc->rtc_dev))
478469 		return PTR_ERR(rtc->rtc_dev);
470
+
471
+	rtc->rtc_dev->ops = &da9063_rtc_ops;
472
+	rtc->rtc_dev->range_min = RTC_TIMESTAMP_BEGIN_2000;
473
+	rtc->rtc_dev->range_max = RTC_TIMESTAMP_END_2063;
479474 
480475 	da9063_data_to_tm(data, &rtc->alarm_time, rtc);
481476 	rtc->rtc_sync = false;
....@@ -488,6 +483,9 @@
488483 		rtc->rtc_dev->uie_unsupported = 1;
489484 
490485 	irq_alarm = platform_get_irq_byname(pdev, "ALARM");
486
+	if (irq_alarm < 0)
487
+		return irq_alarm;
488
+
491489 	ret = devm_request_threaded_irq(&pdev->dev, irq_alarm, NULL,
492490 					da9063_alarm_event,
493491 					IRQF_TRIGGER_LOW | IRQF_ONESHOT,
....@@ -496,7 +494,7 @@
496494 		dev_err(&pdev->dev, "Failed to request ALARM IRQ %d: %d\n",
497495 			irq_alarm, ret);
498496 
499
-	return ret;
497
+	return rtc_register_device(rtc->rtc_dev);
500498 }
501499 
502500 static struct platform_driver da9063_rtc_driver = {