linux-kernel - Re: [PATCH v2] i2c-bfin-twi: handle faulty slave devices better

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Message-ID: <AANLkTilE253KvDpOGpXpxIyjqDd8Z7Uffa4JaUNneXYs@mail.gmail.com>
Date:	Tue, 11 May 2010 20:03:57 -0400
From:	Mike Frysinger <vapier.adi@...il.com>
To:	Ben Dooks <ben-linux@...ff.org>
Cc:	linux-i2c@...r.kernel.org, uclinux-dist-devel@...ckfin.uclinux.org,
	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Michael Hennerich <michael.hennerich@...log.com>
Subject: Re: [PATCH v2] i2c-bfin-twi: handle faulty slave devices better

On Tue, May 11, 2010 at 19:09, Ben Dooks wrote:
> On Mon, May 10, 2010 at 11:33:44AM -0400, Mike Frysinger wrote:
>> From: Michael Hennerich <michael.hennerich@...log.com>
>>
>> Faulty slave devices might drive SDA low after a transfer finishes.  So,
>> when this scenario is detected, have the master generate up to 9 extra
>> clocks until the SDA is properly released.
>
> This doesn't apply to my for-2635/i2c-bfin tree, can't find the BUFWERR
> patch. will check to see if theres's something i've missed..

have you applied the other Blackfin I2C patches yet ?  the bfin i2c
branch applies cleanly to linus' current tree:
  git://git.kernel.org/pub/scm/linux/kernel/git/vapier/blackfin.git for-i2c
-mike
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