Date: Tue, 31 Aug 2010 19:21:51 +0100
From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Anton Vorontsov <cbouatmailru@gmail.com>
Cc: David Brownell <david-b@pacbell.net>,
        Andrew Morton <akpm@linux-foundation.org>,
        Samuel Ortiz <sameo@linux.intel.com>,
        David Brownell <dbrownell@users.sourceforge.net>,
        Alan Cox <alan@lxorguk.ukuu.org.uk>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v5] gpio: Add driver for basic memory-mapped GPIO
 controllers
Message-ID: <20100831182151.GD30599@rakim.wolfsonmicro.main>
References: <20100829212857.GA25592@oksana.dev.rtsoft.ru>
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 <20100831175839.GA32468@oksana.dev.rtsoft.ru>
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On Tue, Aug 31, 2010 at 09:58:39PM +0400, Anton Vorontsov wrote:
> The basic GPIO controllers may be found in various on-board FPGA
> and ASIC solutions that are used to control board's switches, LEDs,
> chip-selects, Ethernet/USB PHY power, etc.
> 
> Usually these controllers do not privide any means of pin setup
> (in/out/open drain).
> 
> The driver provides:
> - Support for 8/16/32/64 bits registers;
> - Support for GPIO controllers with clear/set registers;
> - Support for GPIO controllers with a single "data" register;
> - Support for big endian bits/GPIOs ordering (mostly used on PowerPC).
> 
> Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>

Reviewed-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
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