linux-kernel - Re: [PATCH v3 0/4] i2c: omap: patch series related to multimaster mode

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Message-ID: <20141122210812.GA1275@katana>
Date:	Sat, 22 Nov 2014 22:08:13 +0100
From:	Wolfram Sang <wsa@...-dreams.de>
To:	Alexander Kochetkov <al.kochet@...il.com>
Cc:	linux-omap@...r.kernel.org, linux-i2c@...r.kernel.org,
	linux-kernel@...r.kernel.org, Tony Lindgren <tony@...mide.com>,
	Felipe Balbi <balbi@...com>
Subject: Re: [PATCH v3 0/4] i2c: omap: patch series related to multimaster
 mode

On Sat, Nov 22, 2014 at 11:47:10PM +0400, Alexander Kochetkov wrote:
> Here is the patch series intended to improve stability of
> i2c-omap driver in the i2c multimaster environments.
> 
> Tested on Beagleboard XM C.
> For now all fine. No controller timeouts, no data corruptions.
> 
> Also impelemented i2c bus fault detection during startup and
> after reset.
> 
> So, instead of the message "controller timeout" blaming IP,
> you get "timeout waiting for bus ready".
> 
> Rebased against i2c/for-next (eb61694b43dea0d43ea2574e7d48f476a6bdffb0)
> 
> Tested on the kernel from angstrom-v2013.06-yocto1.4
> Kernel recepie linux-mainline_3.2.bb
> git://github.com/Angstrom-distribution/meta-ti.git; branch angstrom-staging-yocto1.4
> With all i2-omap.c patches backported from upstream linux/master
> 
> Signed-off-by: Alexander Kochetkov <al.kochet@...il.com>
> 
> Alexander Kochetkov (4):
>   i2c: omap: cleanup register definitions
>   i2c: omap: implement workaround for handling invalid BB-bit values
>   i2c: omap: don't reset controller if Arbitration Lost detected
>   i2c: omap: add notes related to i2c multimaster mode

All applied to for-next, thanks!


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