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
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@ -352,12 +352,8 @@ static int pl031_probe(struct amba_device *adev, const struct amba_id *id)
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}
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}
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if (!adev->irq[0]) {
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/* When there's no interrupt, no point in exposing the alarm */
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ops->read_alarm = NULL;
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ops->set_alarm = NULL;
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ops->alarm_irq_enable = NULL;
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}
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if (!adev->irq[0])
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clear_bit(RTC_FEATURE_ALARM, ldata->rtc->features);
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device_init_wakeup(&adev->dev, true);
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ldata->rtc = devm_rtc_allocate_device(&adev->dev);
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