linux-kernel - Re: [PATCH] MFD: Add U300 AB3100 core support v1

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Message-ID: <5d5443650905181018j11b00a0ekf3b1bedd911fd10a@mail.gmail.com>
Date:	Mon, 18 May 2009 22:48:00 +0530
From:	Trilok Soni <soni.trilok@...il.com>
To:	Jean Delvare <khali@...ux-fr.org>
Cc:	Linus Walleij <linus.ml.walleij@...il.com>,
	Mike Rapoport <mike@...pulab.co.il>,
	linux-kernel@...r.kernel.org, sameo@...ux.intel.com,
	linux-i2c@...r.kernel.org,
	Linus Walleij <linus.walleij@...ricsson.com>
Subject: Re: [PATCH] MFD: Add U300 AB3100 core support v1

Hi Linus,

>>
>> Right now I lean toward the first alternative.
>
> Neither is correct. Simply use i2c_new_dummy() on the second I2C
> address, and keep a pointer to the instantiated i2c_client for future
> use. Don't forget to call i2c_unregister_device() in your .remove()
> method.
>

or simply look at drivers/mfd/twl4030-core.c for example :). TWL4030
is a single chip having four slave addresses over I2C.



-- 
---Trilok Soni
http://triloksoni.wordpress.com
http://www.linkedin.com/in/triloksoni
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