linux-kernel - Re: [PATCH 08/14] mfd: Add IRQ domain support for the AB8500

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Date:	Tue, 26 Jun 2012 10:04:32 +0100
From:	Lee Jones <lee.jones@...aro.org>
To:	Linus Walleij <linus.walleij@...aro.org>
CC:	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	Russell King - ARM Linux <linux@....linux.org.uk>,
	Samuel Ortiz <sameo@...ux.intel.com>, arnd@...db.de,
	linux-kernel@...r.kernel.org, grant.likely@...retlab.ca,
	linux-arm-kernel@...ts.infradead.org, linus.walleij@...ricsson.com,
	Mattias WALLIN <mattias.wallin@...ricsson.com>,
	Daniel WILLERUD <daniel.willerud@...ricsson.com>
Subject: Re: [PATCH 08/14] mfd: Add IRQ domain support for the AB8500

On 21/06/12 08:37, Linus Walleij wrote:
> On Wed, Jun 20, 2012 at 3:00 PM, Lee Jones<lee.jones@...aro.org>  wrote:
>> On 18/06/12 19:56, Mark Brown wrote:
>>>
>>> Yes, that's correct.  I'm surprised the code runs without crashing...
>>
>> Oddly the code ran perfectly.
>
> So how did you test it?
>
> The only way to generate an IRQ on the AB8500 with the mainline code is
> to push the power button, that should generate an event from the
> driver in drivers/input/misc/ab8500-ponkey.c that you can listen to
> by doing cat on the proper /dev/input/eventN file.
>
> Please test this scenario before and after the patch and you have some
> indication that the IRQdomain is working.

Yep, works perfectly fall and rise:

>            CPU0       CPU1
>   6:          0          2    ab8500  ab8500-ponkey-dbf
>   7:          0          2    ab8500  ab8500-ponkey-dbr

-- 
Lee Jones
Linaro ST-Ericsson Landing Team Lead
M: +44 77 88 633 515
Linaro.org │ Open source software for ARM SoCs
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