linux-kernel - Re: [PATCH v2] gpio: davinci: fix gpio selection for OF

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Date:	Fri, 14 Mar 2014 11:08:41 +0100
From:	Alexander Holler <holler@...oftware.de>
To:	Linus Walleij <linus.walleij@...aro.org>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"davinci-linux-open-source@...ux.davincidsp.com" 
	<davinci-linux-open-source@...ux.davincidsp.com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Alexandre Courbot <gnurou@...il.com>,
	Grant Likely <grant.likely@...aro.org>,
	Rob Herring <robh+dt@...nel.org>,
	Grygorii Strashko <grygorii.strashko@...com>,
	Sekhar Nori <nsekhar@...com>,
	Prabhakar Lad <prabhakar.csengg@...il.com>
Subject: Re: [PATCH v2] gpio: davinci: fix gpio selection for OF

Am 11.03.2014 11:15, schrieb Linus Walleij:
> On Wed, Mar 5, 2014 at 12:21 PM, Alexander Holler <holler@...oftware.de> wrote:
> 
>> The driver missed an of_xlate function to translate gpio numbers
>> as found in the DT to the correct chip and number.
>>
>> While there I've set #gpio_cells to a fixed value of 2.
>>
>> I've used gpio-pxa.c as template for those changes and tested my changes
>> successfully on a da850 board using entries for gpio-leds in a DT. So I didn't
>> reinvent the wheel but just copied and tested stuff.
>>
>> Thanks to Grygorii Strashko for the hint to the existing code in gpio-pxa.
>>
>> Signed-off-by: Alexander Holler <holler@...oftware.de>
>> Signed-off-by: Grygorii Strashko <grygorii.strashko@...com>
> 
> This v2 version applied, thanks!

Thanks, but actually that should have been a fix for 3.14 with which the
OF functionality for davinci gpio gets introduced. I assum with the
patch in for-next, 3.14 will appear with that functionality broken and
it will become a candidate for -stable.

Regards,

Alexander Holler
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