linux-kernel - Re: drivers/mtd/devices/at91

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Date:	Thu, 10 May 2007 23:19:33 +0200
From:	Thomas Gleixner <tglx@...utronix.de>
To:	David Brownell <david-b@...bell.net>
Cc:	Hans-Jürgen Koch <hjk@...utronix.de>,
	dwmw2@...radead.org, Andrew Victor <andrew@...people.com>,
	Linux Kernel list <linux-kernel@...r.kernel.org>
Subject: Re: drivers/mtd/devices/at91_dataflash26.c

David,

On Thu, 2007-05-10 at 13:07 -0700, David Brownell wrote:
> On Friday 27 April 2007, David Brownell wrote:
> > On Friday 27 April 2007, Hans-Jürgen Koch wrote:
> > 
> > > > 	 the m25p80 driver
> > > > was pretty close to working with those Atmel devices too ...
> > > > most of the commands are identical.
> > > 
> > > Thanks for that hint, I'll have a look at the data sheet.
> 
> Any progress on that?  I looked again, and yes most commands
> are identical.
> 
>  - That driver relies on an AT91-only SPI stack that's not
>    going upstream, instead of drivers/spi/atmel_spi.c;
> 
>  - Driver can't even be selected on kernel.org kernel (!!);
> 
>  - The m25p80 driver will need at most minor tweaks to
>    handle those AT26 (and AT25) series chips;
> 
> So 340ea370c2ce89d1c15fbf785460f2f74314ce58 should be reverted.

We look into this and fix the problem. There is no need to revert it
right now. It does no harm and we remove it with the merge into the
m25p80 driver, ok ?

	tglx


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