linux-kernel - Re: [PATCH v2 1/1 resend] i2c: rcar: modify I2C driver

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Date:	Thu, 8 Aug 2013 10:12:00 +0200
From:	Wolfram Sang <wsa@...-dreams.de>
To:	Nguyen Viet Dung <nv-dung@...so.co.jp>
Cc:	linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org,
	kuninori.morimoto.gx@...esas.com
Subject: Re: [PATCH v2 1/1 resend] i2c: rcar: modify I2C driver

On Thu, Aug 08, 2013 at 10:13:16AM +0900, Nguyen Viet Dung wrote:

> Difference between H2 and H1 in hardware is only CDF bit of ICCCR register.

No IP version register? Sigh...

> If this method is not a common method, please tell me about common method.

Use a new platform_device_id and populate the driver_data with the info
needed to distinguish between the revisions. Check i2c-imx.c for an
example.

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