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rtc: pl031: use RTC_FEATURE_ALARM 

Clear RTC_FEATURE_ALARM instead of setting set_alarm, read_alarm and
alarm_irq_enable to NULL.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20210110231752.1418816-3-alexandre.belloni@bootlin.com
This commit is contained in:
Alexandre Belloni 2021-01-11 00:17:37 +01:00
parent 7ae41220ef
commit d9b0dd54a1
1 changed files with 2 additions and 6 deletions
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8
drivers/rtc/rtc-pl031.c
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@ -352,12 +352,8 @@ static int pl031_probe(struct amba_device *adev, const struct amba_id *id)
} }
} }
if (!adev->irq[0]) { if (!adev->irq[0])
/* When there's no interrupt, no point in exposing the alarm */ clear_bit(RTC_FEATURE_ALARM, ldata->rtc->features);
ops->read_alarm = NULL;
ops->set_alarm = NULL;
ops->alarm_irq_enable = NULL;
}
device_init_wakeup(&adev->dev, true); device_init_wakeup(&adev->dev, true);
ldata->rtc = devm_rtc_allocate_device(&adev->dev); ldata->rtc = devm_rtc_allocate_device(&adev->dev);