From mboxrd@z Thu Jan  1 00:00:00 1970
From: Thomas Petazzoni <thomas.petazzoni-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
Subject: Re: [PATCH] arm: mvebu: support for the new Armada XP evaluation
 board(DB-MV784MP-GP)
Date: Thu, 31 Jan 2013 11:07:16 +0100
Message-ID: <20130131110716.50b7340b@skate>
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To: Andrew Lunn <andrew-g2DYL2Zd6BY@public.gmane.org>
Cc: Lior Amsalem <alior-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>, Ike Pan <ike.pan-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>, Nadav Haklai <nadavh-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>, David Marlin <dmarlin-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>, Yehuda Yitschak <yehuday-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>, Jani Monoses <jani.monoses-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>, Simon Guinot <simon.guinot-jKBdWWKqtFpg9hUCZPvPmw@public.gmane.org>, Tawfik Bayouk <tawfik-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>, Dan Frazier <dann.frazier-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>, Eran Ben-Avi <benavi-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>, Leif Lindholm <leif.lindholm-5wv7dgnIgG8@public.gmane.org>, Sebastian Hesselbarth <sebastian.hesselbarth-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, Jason Cooper <jason-NLaQJdtUoK4Be96aLqz0jA@public.gmane.org>, Jon Masters <jcm-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>, devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org, Florian Fainelli <florian-p3rKhJxN3npAfugRpC6u6w@public.gmane.org>, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Chris Van Hoof <vanhoof-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>, Maen Suleiman <maen-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>, Shadi Ammouri <shadi-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>
List-Id: devicetree@vger.kernel.org

Dear Andrew Lunn,

On Thu, 31 Jan 2013 10:50:25 +0100, Andrew Lunn wrote:

> We have the same issue with OpenBox AX3. All the devices we have in
> our hands have 1GB soldered down, plus 2GB on expansion. The DT
> currently has the full 3GB.
> 
> However, there has been discussion of reducing this down to 1GB since
> both Thomas and Gregory have unstable systems with the full 3GB, but
> mine box is stable with the full 3GB. So i don't know how strong a
> precedent that sets....

It seems that if we have CONFIG_ARM_ATAG_DTB_COMPAT, then the code in
arch/arm/boot/compressed/atags_to_fdt.c will update the DT memory node
according to the ATAG_MEM passed by the bootloader.

Best regards,

Thomas
-- 
Thomas Petazzoni, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com