diff options
Diffstat (limited to 'drivers/rtc/rtc-da9063.c')
| -rw-r--r-- | drivers/rtc/rtc-da9063.c | 34 |
1 files changed, 18 insertions, 16 deletions
diff --git a/drivers/rtc/rtc-da9063.c b/drivers/rtc/rtc-da9063.c index b4e054c64bad..15908d51b1cb 100644 --- a/drivers/rtc/rtc-da9063.c +++ b/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 @@ static int da9063_rtc_read_time(struct device *dev, struct rtc_time *tm) 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) @@ -472,14 +464,24 @@ static int da9063_rtc_probe(struct platform_device *pdev) 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; + /* + * TODO: some models have alarms on a minute boundary but still support + * real hardware interrupts. Add this once the core supports it. + */ + if (config->rtc_data_start != RTC_SEC) + rtc->rtc_dev->uie_unsupported = 1; + irq_alarm = platform_get_irq_byname(pdev, "ALARM"); ret = devm_request_threaded_irq(&pdev->dev, irq_alarm, NULL, da9063_alarm_event, @@ -489,7 +491,7 @@ static int da9063_rtc_probe(struct platform_device *pdev) 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 = { |
