From: Arnd Bergmann <arnd@arndb.de>
To: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Subject: Re: [PATCH 5/5] arm: dts: Convert mvebu device tree files to 64 bits
Date: Thu, 21 Mar 2013 21:31:07 +0000
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Cc: Rob Herring <robherring2@gmail.com>,
        Gregory CLEMENT <gregory.clement@free-electrons.com>,
        Jason Cooper <jason@lakedaemon.net>, Andrew Lunn <andrew@lunn.ch>,
        Grant Likely <grant.likely@secretlab.ca>,
        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> <201303211903.52383.arnd@arndb.de> <20130321201807.7cb04978@skate>
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On Thursday 21 March 2013, Thomas Petazzoni wrote:
> In the mean time can we do something like:
> 
>         soc {
>                 compatible = "simple-bus";
>                 range = <...>;
> 
>                 [... all the peripherals ...]
>         };
> 
> with the range = <...> property converting the peripheral registers
> base address (expressed as offsets in the reg = <...> properties of the
> subnodes) into the absolute physical address?

Yes, that is what Rob suggested you do.
 
> I'm planning to work on the DT binding for the mvebu-mbus driver as
> soon as the PCIe driver gets accepted, but it would be good to have an
> intermediate solution to get the LPAE support in.

Sounds good.

	Arnd
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