linux-kernel - Re: [PATCH] gpiolib: of: allow of_gpiochip_find_and_xlate to find more than one chip per node

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Message-ID: <87a90l7kz9.fsf@free.fr>
Date:	Tue, 10 Feb 2015 18:08:26 +0100
From:	Robert Jarzmik <robert.jarzmik@...e.fr>
To:	Alexandre Courbot <gnurou@...il.com>
Cc:	Hans Holmberg <hans.holmberg@...el.com>,
	Linus Walleij <linus.walleij@...aro.org>,
	"linux-gpio\@vger.kernel.org" <linux-gpio@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Howard Cochran <cochran@...mark.com>,
	Daniel Mack <zonque@...il.com>,
	Tyler Hall <tylerwhall@...il.com>
Subject: Re: [PATCH] gpiolib: of: allow of_gpiochip_find_and_xlate to find more than one chip per node

Alexandre Courbot <gnurou@...il.com> writes:

> On Tue, Feb 10, 2015 at 5:48 PM, Hans Holmberg <hans.holmberg@...el.com> wrote:
>> The change:
>>
>> 7b8792bbdffdff3abda704f89c6a45ea97afdc62
>> gpiolib: of: Correct error handling in of_get_named_gpiod_flags
>>
>> assumed that only one gpio-chip is registred per of-node.
>> Some drivers register more than one chip per of-node, so
>> adjust the matching function of_gpiochip_find_and_xlate to
>> not stop looking for chips if a node-match is found and
>> the translation fails.
>>
>> Signed-off-by: Hans Holmberg <hans.holmberg@...el.com>
>
> Acked-by: Alexandre Courbot <acourbot@...dia.com>
Tested-by: Robert Jarzmik <robert.jarzmik@...e.fr>
  (on arm pxa architecture)

Cheers.

-- 
Robert
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