linux-kernel - Re: [PATCHv2 1/1] mtd: gpmi: make blockmark swapping optional

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Message-ID: <20140328091646.1ce03f90@ipc1.ka-ro>
Date:	Fri, 28 Mar 2014 09:16:46 +0100
From:	Lothar Waßmann <LW@...O-electronics.de>
To:	Huang Shijie <b32955@...escale.com>
Cc:	Fabio Estevam <fabio.estevam@...escale.com>,
	Mark Rutland <mark.rutland@....com>,
	Brian Norris <computersforpeace@...il.com>,
	Russell King <linux@....linux.org.uk>,
	Pawel Moll <pawel.moll@....com>, Arnd Bergmann <arnd@...db.de>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Artem Bityutskiy <artem.bityutskiy@...ux.intel.com>,
	linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org, Rob Herring <robh+dt@...nel.org>,
	linux-mtd@...ts.infradead.org, Shawn Guo <shawn.guo@...escale.com>,
	Rob Landley <rob@...dley.net>,
	Kumar Gala <galak@...eaurora.org>,
	Shawn Guo <shawn.guo@...aro.org>,
	David Woodhouse <dwmw2@...radead.org>,
	Sascha Hauer <kernel@...gutronix.de>,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCHv2 1/1] mtd: gpmi: make blockmark swapping optional

Hi,

Huang Shijie wrote:
> 于 2014年03月27日 20:21, Lothar Waßmann 写道:
> > I can assure you that the>100.000 i.MX28 based modules, that we sold
> > up to now boot from NAND just fine without any block mark swapping in
> > the U-Boot pages.
> >
> Our driver should follow the Reference manual, not the product.
> 
Still there is no need for the Linux NAND driver to be able to read or
write partitions in a format that the Boot ROM can understand. Thus it
is perfectly legal to allow disregarding the BB marks and solely rely on
a flash based BBT.


Lothar Waßmann
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