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Date:	Wed, 5 Mar 2014 16:41:02 +0100
From:	Alessandro Zummo <a.zummo@...ertech.it>
To:	"Opensource [Steve Twiss]" <stwiss.opensource@...semi.com>
Cc:	David Dajun Chen <david.chen@...semi.com>,
	LKML <linux-kernel@...r.kernel.org>,
	RTC linux <rtc-linux@...glegroups.com>
Subject: Re: [RFC V1 2/2] rtc: da9063: RTC driver

On Wed, 5 Mar 2014 12:25:16 +0000
"Opensource [Steve Twiss]" <stwiss.opensource@...semi.com> wrote:

> +	if (IS_ERR(rtc->rtc_dev)) {
> +		ret = PTR_ERR(rtc->rtc_dev);
> +		goto err;
> +	}

 please,

  return PTR_ERR(....) 

> +
> +	irq_alarm = platform_get_irq_byname(pdev, "ALARM");
> +	ret = devm_request_threaded_irq(&pdev->dev, irq_alarm, NULL,
> +					da9063_alarm_event,
> +					IRQF_TRIGGER_LOW | IRQF_ONESHOT,
> +					"ALARM", rtc);
> +	if (ret)
> +		dev_err(&pdev->dev, "Failed to request ALARM IRQ %d: %d\n",
> +			irq_alarm, ret);
> +
> +	da9063_data_to_tm(data, &rtc->alarm_time);
> +	rtc->rtc_sync = false;
> +err:
> +	return ret;
> +}

   if the interrupt is mandatory you should request it before registering
  the rtc device. if it isn't, please return 0.


-- 

 Best regards,

 Alessandro Zummo,
  Tower Technologies - Torino, Italy

  http://www.towertech.it

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