From 5ff404d1496e131f2fccc100cfc153ee2b34b4d3 Mon Sep 17 00:00:00 2001 From: Alexandre Belloni Date: Thu, 21 Mar 2019 11:15:56 +0100 Subject: [PATCH] rtc: da9063: set range The DA9062 and DA9063 have a year register that can go up to 0x3F. Acked-by: Steve Twiss Signed-off-by: Alexandre Belloni --- drivers/rtc/rtc-da9063.c | 9 ++++++--- include/linux/rtc.h | 1 + 2 files changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/rtc/rtc-da9063.c b/drivers/rtc/rtc-da9063.c index 73b38d207d7e..b7052156e851 100644 --- a/drivers/rtc/rtc-da9063.c +++ b/drivers/rtc/rtc-da9063.c @@ -464,11 +464,14 @@ 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; @@ -481,7 +484,7 @@ 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 = { diff --git a/include/linux/rtc.h b/include/linux/rtc.h index 588120ba372c..09fb4af5edab 100644 --- a/include/linux/rtc.h +++ b/include/linux/rtc.h @@ -164,6 +164,7 @@ struct rtc_device { /* useful timestamps */ #define RTC_TIMESTAMP_BEGIN_1900 -2208989361LL /* 1900-01-01 00:00:00 */ #define RTC_TIMESTAMP_BEGIN_2000 946684800LL /* 2000-01-01 00:00:00 */ +#define RTC_TIMESTAMP_END_2063 2966371199LL /* 2063-12-31 23:59:59 */ #define RTC_TIMESTAMP_END_2099 4102444799LL /* 2099-12-31 23:59:59 */ #define RTC_TIMESTAMP_END_9999 253402300799LL /* 9999-12-31 23:59:59 */ -- 2.45.2