linux-kernel - Re: [patch v1 4/5] rtc: da9055 change irq state to default

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Date:	Fri, 18 Jan 2013 01:10:40 -0500
From:	"devendra.aaru" <devendra.aaru@...il.com>
To:	Ashish Jangam <ashish.jangam@...tcummins.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Alessandro Zummo <a.zummo@...ertech.it>,
	Samuel Ortiz <sameo@...ux.intel.com>,
	rtc-linux@...glegroups.com, linux-kernel@...r.kernel.org
Subject: Re: [patch v1 4/5] rtc: da9055 change irq state to default

On Fri, Jan 18, 2013 at 12:26 AM, Ashish Jangam
<ashish.jangam@...tcummins.com> wrote:
> This patch changes the irq state from high to the now default low
> state.
>

will you please provide more info on why do we need to set it to low state?


> This patch is dependent on the DA9055 MFD.
>
> This patch is tested on smdk6410 board.
>
> Signed-off-by: Ashish Jangam <ashish.jangam@...tcummins.com>
> ---
>  drivers/rtc/rtc-da9055.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/rtc/rtc-da9055.c b/drivers/rtc/rtc-da9055.c
> index 8f0dcfe..918b16b 100644
> --- a/drivers/rtc/rtc-da9055.c
> +++ b/drivers/rtc/rtc-da9055.c
> @@ -305,7 +305,7 @@ static int da9055_rtc_probe(struct platform_device *pdev)
>         alm_irq = regmap_irq_get_virq(rtc->da9055->irq_data, alm_irq);
>         ret = devm_request_threaded_irq(&pdev->dev, alm_irq, NULL,
>                                         da9055_rtc_alm_irq,
> -                                       IRQF_TRIGGER_HIGH | IRQF_ONESHOT,
> +                                       IRQF_TRIGGER_LOW | IRQF_ONESHOT,
>                                         "ALM", rtc);
>         if (ret != 0)
>                 dev_err(rtc->da9055->dev, "irq registration failed: %d\n", ret);
> --
> 1.7.0.4
>
>
> --
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