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Commit ce9e2dc0 authored by Alexandre Belloni's avatar Alexandre Belloni Committed by Greg Kroah-Hartman
Browse files

rtc: da9063: set uie_unsupported when relevant 



[ Upstream commit 882c5e552ffd06856de42261460f46e18319d259 ]

The DA9063AD doesn't support alarms on any seconds and its granularity is
the minute. Set uie_unsupported in that case.

Reported-by: default avatarWolfram Sang <wsa+renesas@sang-engineering.com>
Reported-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: default avatarWolfram Sang <wsa+renesas@sang-engineering.com>
Tested-by: default avatarWolfram Sang <wsa+renesas@sang-engineering.com>
Acked-by: default avatarSteve Twiss <stwiss.opensource@diasemi.com>
Signed-off-by: default avatarAlexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent e5be04ee

drivers/rtc/rtc-da9063.c

+7 −0
Original line number Diff line number Diff line
@@ -480,6 +480,13 @@ static int da9063_rtc_probe(struct platform_device *pdev) 
	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,