From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH V3] arm64: amd-seattle: Adding device tree for AMD Seattle platform
Date: Thu, 20 Nov 2014 16:23:16 +0100 [thread overview]
Message-ID: <4486649.FEg9dS3gj1@wuerfel> (raw)
In-Reply-To: <CAL_Jsq+J3izFDepJ04Lb=caUOKJ4eNja0NrhqowyCOEPBVAPdA@mail.gmail.com>
On Thursday 20 November 2014 09:16:31 Rob Herring wrote:
>
> >> + dma-coherent;
> >> + };
> >
> > Same here: you list it as coherent, but not 64-bit DMA capable.
> > Is that intentional?
>
> AHCI controllers are probeable as to whether they support 64-bit DMA or not.
>
The controller is, but the bus is not, so we also need the dma-ranges
property in the bus.
Arnd
next prev parent reply other threads:[~2014-11-20 15:23 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-28 13:36 [PATCH V3] arm64: amd-seattle: Adding device tree for AMD Seattle platform suravee.suthikulpanit at amd.com
2014-11-11 1:24 ` Suravee Suthikulpanit
2014-11-13 11:00 ` Catalin Marinas
2014-11-20 12:33 ` Arnd Bergmann
2014-11-13 11:29 ` Arnd Bergmann
2014-11-20 15:16 ` Rob Herring
2014-11-20 15:23 ` Arnd Bergmann [this message]
2014-11-21 12:57 ` Marc Zyngier
2014-11-21 14:40 ` Suthikulpanit, Suravee
2014-11-21 14:48 ` Marc Zyngier
2014-11-21 16:25 ` Suthikulpanit, Suravee
[not found] <5468032C.8020505@amd.com>
2014-11-21 12:38 ` Arnd Bergmann
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