linux-kernel - Re: [PATCH] gpio: Added MC33880 driver

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Date:	Thu, 4 Jun 2009 00:46:48 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Richard Röjfors 
	<richard.rojfors.ext@...ean-labs.com>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] gpio: Added MC33880 driver

On Wed, 03 Jun 2009 09:42:57 +0200 Richard R____jfors  <richard.rojfors.ext@...ean-labs.com> wrote:

> Supplied is a GPIO driver for the Freescale MC33880 High/Low side switch
> 

Is the Freescale MC33880 a powerpc-specific thing?  Seems not.

>
> ...
>
> +	mutex_destroy(&mc->lock);

hm, using mutex_destroy() was very formal of you.

> +config GPIO_MC33880
> +	tristate "Freescale MC33880 high-side/low-side switch"
> +	depends on SPI_MASTER
> +	help
> +	  SPI driver for Freescale MC33880 high-side/low-side switch.
> +	  This provides GPIO interface supporting inputs and outputs.
> +

What a neat little driver.  I'll queue it for 2.6.31, thanks.
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