From: Arnd Bergmann <arnd@arndb.de>
To: Rob Herring <robherring2@gmail.com>
Subject: Re: [PATCH 5/5] arm: dts: Convert mvebu device tree files to 64 bits
Date: Thu, 21 Mar 2013 19:03:52 +0000
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Cc: Gregory CLEMENT <gregory.clement@free-electrons.com>,
        Jason Cooper <jason@lakedaemon.net>, Andrew Lunn <andrew@lunn.ch>,
        Grant Likely <grant.likely@secretlab.ca>,
        Thomas Petazzoni <thomas.petazzoni@free-electrons.com>,
        Ezequiel Garcia <ezequiel.garcia@free-electrons.com>,
        linux-arm-kernel@lists.infradead.org,
        devicetree-discuss@lists.ozlabs.org, linux-kernel@vger.kernel.org,
        Olof Johansson <olof@lixom.net>, Nicolas Pitre <nico@fluxnic.net>,
        Lior Amsalem <alior@marvell.com>, Maen Suleiman <maen@marvell.com>,
        Tawfik Bayouk <tawfik@marvell.com>, Shadi Ammouri <shadi@marvell.com>,
        "Eran Ben-Avi" <benavi@marvell.com>,
        Yehuda Yitschak <yehuday@marvell.com>,
        Nadav Haklai <nadavh@marvell.com>, Ike Pan <ike.pan@canonical.com>,
        Chris Van Hoof <vanhoof@canonical.com>,
        Dan Frazier <dann.frazier@canonical.com>,
        Leif Lindholm <leif.lindholm@arm.com>, Jon Masters <jcm@redhat.com>,
        David Marlin <dmarlin@redhat.com>,
        Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
References: <1363883179-1361-1-git-send-email-gregory.clement@free-electrons.com> <1363883179-1361-6-git-send-email-gregory.clement@free-electrons.com> <514B4A79.1070501@gmail.com>
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On Thursday 21 March 2013, Rob Herring wrote:
> >       soc {
> > -             #address-cells = <1>;
> > -             #size-cells = <1>;
> > +             #address-cells = <2>;
> > +             #size-cells = <2>;
> 
> If all the addresses for the soc bus are below 4GB or even within a 4GB
> range if using the ranges property, then changing all this and
> everything below it is kind of pointless.

Good point. We'll probably also have to change it all again when we add a new
binding for that bus in 3.10, so it makes sense to change it only once.

	Arnd
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