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Date:	Thu, 20 Mar 2014 09:33:39 +0100
From:	Juergen Beisert <>
Cc:, Arnd Bergmann <>,
	Artem Bityutskiy <>,
	Brian Norris <>,
	David Woodhouse <>,
	Fabio Estevam <>,
	Huang Shijie <>,
	Ian Campbell <>,
	Kumar Gala <>,
	Lothar Waßmann <>,
	Mark Rutland <>,
	Pawel Moll <>,
	Rob Herring <>,
	Rob Landley <>,
	Russell King <>,
	Sascha Hauer <>,
	Shawn Guo <>,,,,
Subject: Re: [PATCH] mtd: gpmi: make blockmark swapping optional

Hi Lothar,

On Wednesday 19 March 2014 14:23:26 wrote:
> With a flash-based BBT there is no reason to move the Factory Bad
> Block Marker from the data area buffer (to where it is mapped by the
> GPMI NAND controller) to the OOB buffer. Thus, make this feature
> configurable via DT. This is required for the Ka-Ro electronics
> platforms.
> [...]

How do you create the BBT the very first time with valuable data when the NAND 
already contains factory bad blocks?


Pengutronix e.K.                              | Juergen Beisert             |
Linux Solutions for Science and Industry      |  |
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