linux-kernel - Re: [PATCH] spi: use gpio_request_one() instead of spi_gpio

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Message-ID: <CAF+7xWmnYsjM-mcx=2pvKavE6RAnLFv2Ey0N1+0_n46G3Km27w@mail.gmail.com>
Date:	Thu, 8 Dec 2011 09:36:23 +0800
From:	Axel Lin <axel.lin@...il.com>
To:	Wolfram Sang <w.sang@...gutronix.de>
Cc:	linux-kernel@...r.kernel.org,
	spi-devel-general@...ts.sourceforge.net,
	Linus Walleij <linus.walleij@...aro.org>
Subject: Re: [PATCH] spi: use gpio_request_one() instead of spi_gpio_alloc()
 helper function

2011/12/8 Wolfram Sang <w.sang@...gutronix.de>:
> On Mon, Dec 05, 2011 at 03:50:47PM +0800, Axel Lin wrote:
>> Signed-off-by: Axel Lin <axel.lin@...il.com>
>
> This will make the driver depend on GPIOLIB, currently it depends only
> on GENERIC_GPIO. That needs to be addressed and made sure it won't cause
> a regression for the in-kernel users.
>
Ah. You are right.
GPIOLIB can be optional or not available at all in some
architecture/configurations.
Thanks for your review.

Axel
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