From: Wolfram Sang <w.sang-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
To: Valentin Longchamp <valentin.longchamp-p8DiymsW2f8@public.gmane.org>
Cc: s.hauer-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org,
augulis.darius-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] mxc i2c: let time to generate stop bit
Date: Thu, 21 Jan 2010 12:42:16 +0100 [thread overview]
Message-ID: <20100121114216.GA3738@pengutronix.de> (raw)
In-Reply-To: <1264073263-16374-1-git-send-email-valentin.longchamp-p8DiymsW2f8@public.gmane.org>
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On Thu, Jan 21, 2010 at 12:27:43PM +0100, Valentin Longchamp wrote:
> After generating the stop bit by changing MSTA from 1 to 0,
> the i2c_imx->stopped was immediatly set to 1. The second test
> on i2c_imx->stopped then is correct and the controller never
> waits if the bus is busy. This patch corrects this.
>
> On mx31moboard, stop bit was not generated on single write transfers.
> This was kept unnoticed other transfers are made afterwards that
> help the write recipient to resynchronize.
"as other transfers"?
> Thanks to Philippe and Michael for the debugging.
Either full names, or maybe even Reported-by or Tested-by tags?
> Signed-off-by: Valentin Longchamp <valentin.longchamp-p8DiymsW2f8@public.gmane.org>
Patch itself looks good to me:
Acked-by: Wolfram Sang <w.sang-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
--
Pengutronix e.K. | Wolfram Sang |
Industrial Linux Solutions | http://www.pengutronix.de/ |
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next prev parent reply other threads:[~2010-01-21 11:42 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-21 11:27 [PATCH] mxc i2c: let time to generate stop bit Valentin Longchamp
[not found] ` <1264073263-16374-1-git-send-email-valentin.longchamp-p8DiymsW2f8@public.gmane.org>
2010-01-21 11:42 ` Wolfram Sang [this message]
[not found] ` <20100121114216.GA3738-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2010-01-21 17:55 ` Valentin Longchamp
[not found] ` <1264096532-23580-1-git-send-email-valentin.longchamp-p8DiymsW2f8@public.gmane.org>
2010-01-21 18:09 ` Wolfram Sang
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