linux-kernel - Re: [PATCH 1/2] i2c-core: dt: Pick i2c bus number from i2c alias if present

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Message-ID: <CAN1soZyqWk07dqWUmdoknTjw7co8KJLgkO3RT+YY-4QxPg5zdQ@mail.gmail.com>
Date:	Wed, 5 Dec 2012 09:45:03 +0800
From:	Haojian Zhuang <haojian.zhuang@...il.com>
To:	Doug Anderson <dianders@...omium.org>
Cc:	linux-i2c@...r.kernel.org,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	Kukjin Kim <kgene.kim@...sung.com>,
	Olof Johansson <olof@...om.net>,
	Thomas Abraham <thomas.abraham@...aro.org>,
	Padmavathi Venna <padma.v@...sung.com>,
	Ben Dooks <ben-linux@...ff.org>,
	Wolfram Sang <w.sang@...gutronix.de>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	linux-samsung-soc@...r.kernel.org,
	Haojian Zhuang <haojian.zhuang@...vell.com>,
	Arnd Bergmann <arnd@...db.de>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] i2c-core: dt: Pick i2c bus number from i2c alias if present

On Thu, Nov 22, 2012 at 2:26 AM, Doug Anderson <dianders@...omium.org> wrote:
> This allows you to get the equivalent functionality of
> i2c_add_numbered_adapter() with all data in the device tree and no
> special case code in your driver.  This is a common device tree
> technique.
>
> For quick reference, the FDT syntax for using an alias to provide an
> ID looks like:
>   aliases {
>     i2c0 = &i2c_0;
>     i2c1 = &i2c_1;
>   };
>
> Signed-off-by: Doug Anderson <dianders@...omium.org>
> CC: Mark Brown <broonie@...nsource.wolfsonmicro.com>
>
> ---
>  drivers/i2c/i2c-core.c |  105 +++++++++++++++++++++++++++++++++++-------------
>  1 files changed, 77 insertions(+), 28 deletions(-)
>

Acked-by: Haojian Zhuang <haojian.zhuang@...il.com>
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