linux-kernel - Re: [PATCH V3 1/3] mtd: add new fields to nand_flash

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Message-ID: <1362383434.2943.5.camel@sauron>
Date:	Mon, 04 Mar 2013 09:50:34 +0200
From:	Artem Bityutskiy <dedekind1@...il.com>
To:	Huang Shijie <b32955@...escale.com>
Cc:	Huang Shijie <shijie8@...il.com>, dwmw2@...radead.org,
	computersforpeace@...il.com, linux-mtd@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH V3 1/3] mtd: add new fields to nand_flash_dev{}

On Mon, 2013-03-04 at 13:57 +0800, Huang Shijie wrote:
> The current code uses the @id to store the device id(byte 1).
> But if we use the 8 bytes id data as the keyword, and expand the @id 
> field to 8byte array,
> the device id is the second byte now. All the added zeros are for the 

I do not think you need to store the full array of ID's. Device ID's for
all the 4 of above chips are different, which is enough to distinguish
between them.

The only thing you need to add is the OOB size field to 'struct
nand_flash_dev'.

-- 
Best Regards,
Artem Bityutskiy

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