linux-kernel - Re: [-mm patch 2/3] AVR32 MTD: Unlock flash if necessary (try 2)

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Message-Id: <1158334346.24527.94.camel@pmac.infradead.org>
Date:	Fri, 15 Sep 2006 16:32:26 +0100
From:	David Woodhouse <dwmw2@...radead.org>
To:	Haavard Skinnemoen <hskinnemoen@...el.com>
Cc:	Andrew Morton <akpm@...l.org>, linux-mtd@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [-mm patch 2/3] AVR32 MTD: Unlock flash if necessary (try 2)

On Fri, 2006-09-15 at 16:37 +0200, Haavard Skinnemoen wrote:
> If a cfi_cmdset_0002 fixup installs an unlock() operation, use it
> to unlock the whole flash after the erase regions have been set up.

There are cmdset_0001 chips which have this affliction too. I was
thinking of having a flag MTD_STUPID_LOCK which you set when you
determine that it's one of these chips, then add_mtd_device() can do the
unlocking... or add_mtd_partitions() can do it but _only_ for writable
partitions.

-- 
dwmw2

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