linux-kernel - Re: [PATCH 2/2] regulator: add device tree support for max8997

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Message-ID: <CAJuYYwSS0-+=D3WbwYDowZQTrFq_s1XEM_gSkgXApstPeGNWkA@mail.gmail.com>
Date:	Fri, 9 Dec 2011 12:55:33 +0530
From:	Thomas Abraham <thomas.abraham@...aro.org>
To:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
Cc:	linux-kernel@...r.kernel.org, rpurdie@...ys.net,
	rob.herring@...xeda.com, grant.likely@...retlab.ca,
	kgene.kim@...sung.com, myungjoo.ham@...sung.com,
	kyungmin.park@...sung.com, dg77.kim@...sung.com,
	linux-arm-kernel@...ts.infradead.org,
	linux-samsung-soc@...r.kernel.org, Rajendra Nayak <rnayak@...com>
Subject: Re: [PATCH 2/2] regulator: add device tree support for max8997

On 9 December 2011 11:47, Mark Brown
<broonie@...nsource.wolfsonmicro.com> wrote:
> On Thu, Dec 08, 2011 at 09:57:39PM +0530, Thomas Abraham wrote:
>
>> +Required properties, if interrupts are delivered to host system:
>
> These are just optional properties, really.

Ok. Yeah, these can be classified as optional.

>
>> +- interrupt-parent: Specifies the phandle of the interrupt controller to which
>> +  the interrupts from max8997 are delivered to.
>> +- interrupts: Interrupt specifiers for two interrupt sources.
>> +  - First interrupt specifier is for 'irq1' interrupt.
>> +  - Second interrupt specifier is for 'alert' interrupt.
>
> What if the two are connected to different interrupt controllers?

I have not thought of that. I will try to find out how to write a
device tree node for a device that delivers interrupts to separate
interrupt controllers.

Thanks,
Thomas.

>
>> +    For LDO's:
>
> Extra '.
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