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From: Stefan Roese <sr@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v1 2/2] ppc4xx: Handle i2c stuck on combined xfer
Date: Wed, 05 Nov 2014 11:36:10 +0100	[thread overview]
Message-ID: <5459FD9A.6090300@denx.de> (raw)
In-Reply-To: <1414594604-30219-3-git-send-email-dirk.eibach@gdsys.cc>

On 29.10.2014 15:56, dirk.eibach at gdsys.cc wrote:
> From: Dirk Eibach <dirk.eibach@gdsys.cc>
>
> ppc4xx i2c master gets stuck on errors while repeated start is
> active. Can be easily reproduced by "i2c md" on an unpopulated
> i2c address. There is not stop condition given, scl remains
> pulled low.
> The only way out seems to be doing a stop manually and then a
> soft reset.
>
> Signed-off-by: Dirk Eibach <dirk.eibach@gdsys.cc>

Reviewed-by: Stefan Roese <sr@denx.de>

Thanks,
Stefan

      parent reply	other threads:[~2014-11-05 10:36 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-10-29 14:56 [U-Boot] [PATCH v1 0/2] Fix some ppc4xx i2c controller issues dirk.eibach at gdsys.cc
2014-10-29 14:56 ` [U-Boot] [PATCH v1 1/2] ppc4xx: Fix i2c repeated start dirk.eibach at gdsys.cc
2014-11-05 10:35   ` Stefan Roese
2014-10-29 14:56 ` [U-Boot] [PATCH v1 2/2] ppc4xx: Handle i2c stuck on combined xfer dirk.eibach at gdsys.cc
2014-10-30  6:55   ` Heiko Schocher
2014-10-30  6:58     ` Dirk Eibach
2014-11-05 10:36   ` Stefan Roese [this message]

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