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From: Juergen Beisert <jbe@pengutronix.de>
To: oselas@community.pengutronix.de
Cc: barebox@lists.infradead.org, "André Lochotzke" <andre@bj-ig.de>
Subject: Re: [oselas] NOR boot support for barebox on the mini2440
Date: Wed, 6 Jun 2012 14:19:25 +0200	[thread overview]
Message-ID: <201206061419.25405.jbe@pengutronix.de> (raw)
In-Reply-To: <1338984111.2874.13.camel@andre>

Hi André,

André Lochotzke wrote:
> for a small student project I want to add support to barebox for booting
> from the NOR flash on the mini2440. I hope that it will not be too
> difficult since barebox can already boot from NOR on different boards.
>
> Did somebody already do some work to enable NOR boot on the mini2440?
>
> Do you have any suggestion of where I should start?
>
> There is already an u-boot version since 2010 [1] that supports it. The
> code can be found here [2].
>
> Are the u-boot and barebox NOR subsystems very different? How much time
> do you think would it take to get this done?

Should be more or less trivial. Setup the SDRAM controller, copy Barebox 
itself to the SDRAM and branch to it.

I didn't do that yet, because the NOR content is something like the "last 
resort" for a regular user to bring a bricked Mini2440 back to life.

Regards,
Juergen

-- 
Pengutronix e.K.                              | Juergen Beisert             |
Linux Solutions for Science and Industry      | http://www.pengutronix.de/  |

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      reply	other threads:[~2012-06-06 12:20 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-06-06 12:01 André Lochotzke
2012-06-06 12:19 ` Juergen Beisert [this message]

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