linux-kernel - Re: dwapb: a bug fix a few cleanups, v2

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Date:	Tue, 25 Mar 2014 22:26:52 +0100
From:	Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
To:	Linus Walleij <linus.walleij@...aro.org>,
	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	Jamie Iles <jamie@...ieiles.com>
CC:	Alan Tull <atull@...era.com>, Alexandre Courbot <gnurou@...il.com>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Dinh Nguyen <dinguyen@...era.com>,
	Alan Tull <delicious.quinoa@...il.com>
Subject: Re: dwapb: a bug fix a few cleanups, v2

On 03/25/2014 09:45 PM, Linus Walleij wrote:
> On Sat, Mar 22, 2014 at 5:16 PM, Sebastian Andrzej Siewior
> <bigeasy@...utronix.de> wrote:
> 
>> Since Alan said that he had drop two patches from earlier series to make
>> it work I decided to spent some extra time to check if this is really the
>> case.
>> I dropped "gpio: dwapb: do not create the irq mapping upfront." until the
>> discussion there is over.
>>
>> This series has been tested back ported and tested on a v3.13 kernel with
>> the dummy test [0] here. It was tested on the Arrow board and the dev kit. I
>> tested edge and level interrupts. On the Arrow board releasing the button
>> causes a lot of interrupts so I assume debouncing is no working well
>> there. On the dev kit I see only one interrupt. If I realse it really
>> slowly, then the extra interrupts are visible there as well but way less.
>>
>> [0] http://breakpoint.cc/gpio-dwapb-test.c
> 
> Okay so can we have Jamie and Sebastian H. have a look at this
> series?

Linus,

I'd love to test it and have a closer look, but we are way behind on
gpio and especially gpio irqs on mach-berlin.

I will look at the patches, but I guess if it doesn't break socfpga
or any other user of it, it is fine.

Sebastian

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