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

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Message-ID: <20111208084629.GA23908@pengutronix.de>
Date:	Thu, 8 Dec 2011 09:46:29 +0100
From:	Wolfram Sang <w.sang@...gutronix.de>
To:	Axel Lin <axel.lin@...il.com>
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

On Thu, Dec 08, 2011 at 09:36:23AM +0800, Axel Lin wrote:
> 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.

Note that there are plans to make GPIOLIB mandatory, but we are not there yet.

-- 
Pengutronix e.K.                           | Wolfram Sang                |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |

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