linux-kernel - Re: [PATCH] i2c designware add support of I2C standard mode

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Date:	Thu, 18 Sep 2014 10:52:24 -0500
From:	atull <atull@...nsource.altera.com>
To:	Wolfram Sang <wsa@...-dreams.de>,
	Romain Baeriswyl <Romain.Baeriswyl@...lis.com>
CC:	Mika Westerberg <mika.westerberg@...ux.intel.com>,
	Christian Ruppert <christian.ruppert@...lis.com>,
	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
	<linux-i2c@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	Mark Rutland <mark.rutland@....com>, <baruch@...s.co.il>,
	<grant.likely@...aro.org>, <robh+dt@...nel.org>,
	<skuribay@...ox.com>, <alan@...ux.intel.com>,
	<devicetree@...r.kernel.org>, <delicious.quinoa@...il.com>,
	<dinguyen@...nsource.altera.com>, <yvanderv@...nsource.altera.com>,
	Romain Baeriswyl <romainba@...lis.com>
Subject: Re: [PATCH] i2c designware add support of I2C standard mode

On Wed, 20 Aug 2014, Romain Baeriswyl wrote:

> From: Romain Baeriswyl <Romain.Baeriswyl@...lis.com>
> 
> Some legacy devices support ony I2C standard mode at 100kHz.
> This patch allows to select the standard mode through the DTS
> with the use of the existing clock-frequency parameter.
> 
> When clock-frequency parameter is not set, the fast mode is selected.
> Only when the parameter is set at 100000, the standard mode is selected.
> 
> Signed-off-by: Romain Baeriswyl <romainba@...lis.com>
> Reviewed-by: Christian Ruppert <christian.ruppert@...lis.com>
> ---
>  drivers/i2c/busses/i2c-designware-platdrv.c |   23 +++++++++++++++++++++--
>  1 files changed, 21 insertions(+), 2 deletions(-)
> 

Hi Wolfram,

This patch is really useful for us.  Is it going to be picked up?

Alan
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