From: Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>
To: Grant Likely <grant.likely-s3s/WqlpOiPyB63q8FvJNQ@public.gmane.org>
Cc: Lior Amsalem <alior-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>,
Andrew Lunn <andrew-g2DYL2Zd6BY@public.gmane.org>,
Jason Cooper <jason-NLaQJdtUoK4Be96aLqz0jA@public.gmane.org>,
devicetree-discuss
<devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org>,
Jason Gunthorpe
<jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>,
Maen Suleiman <maen-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>,
"linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org"
<linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>,
Sebastian Hesselbarth
<sebastian.hesselbarth-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: Re: [PATCH 04/14] bus: mvebu-mbus: Add static window allocation to the DT binding
Date: Wed, 12 Jun 2013 13:58:04 +0200 [thread overview]
Message-ID: <3393006.cAPXijaqQR@wuerfel> (raw)
In-Reply-To: <CACxGe6v5wDK8nvuEZJ3o=pL7tvz-xdVwfnZFQjywL=JNZaHitQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
On Wednesday 12 June 2013 12:54:59 Grant Likely wrote:
>
> > * These are SoC-wide registers including the UART and other things, not
> > just the mbus setup
> > * There are at least two different values used for the internal-regs
> > mapping address depending on the SoC and boot loader version
> > * We have to get the address from the DT since it is impossible to
> > probe or change without knowing the current setting: The internal-regs
> > also contains the registers in mbus used to relocate the internal-regs.
>
> I wasn't actually suggesting to not get the address from DT, but your
> point is taken; there is a lot more to internal regs than I had
> assumed.
Right, the first point I think is the important one, the rest was
just information added in. At the moment, we actually hardcode the
address in the kernel, but that is changing.
Arnd
next prev parent reply other threads:[~2013-06-12 11:58 UTC|newest]
Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-07 16:47 [PATCH 00/14] MBus device tree binding Ezequiel Garcia
[not found] ` <1370623671-7748-1-git-send-email-ezequiel.garcia-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2013-06-07 16:47 ` [PATCH 01/14] bus: mvebu-mbus: Use pr_fmt Ezequiel Garcia
[not found] ` <1370623671-7748-2-git-send-email-ezequiel.garcia-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2013-06-07 16:56 ` Thomas Petazzoni
2013-06-08 14:15 ` Jason Cooper
2013-06-07 16:47 ` [PATCH 02/14] bus: mvebu-mbus: Factor out initialization details Ezequiel Garcia
2013-06-07 16:47 ` [PATCH 03/14] bus: mvebu-mbus: Introduce device tree binding Ezequiel Garcia
[not found] ` <1370623671-7748-4-git-send-email-ezequiel.garcia-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2013-06-07 19:10 ` Arnd Bergmann
[not found] ` <201306072110.35856.arnd-r2nGTMty4D4@public.gmane.org>
2013-06-07 19:44 ` Jason Gunthorpe
[not found] ` <20130607194430.GA7854-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2013-06-07 19:53 ` Arnd Bergmann
[not found] ` <201306072153.03855.arnd-r2nGTMty4D4@public.gmane.org>
2013-06-07 20:09 ` Jason Gunthorpe
2013-06-07 21:15 ` Arnd Bergmann
[not found] ` <201306072315.50390.arnd-r2nGTMty4D4@public.gmane.org>
2013-06-08 0:26 ` Jason Gunthorpe
2013-06-08 17:29 ` Ezequiel Garcia
2013-06-07 16:47 ` [PATCH 04/14] bus: mvebu-mbus: Add static window allocation to the DT binding Ezequiel Garcia
[not found] ` <1370623671-7748-5-git-send-email-ezequiel.garcia-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2013-06-07 19:01 ` Arnd Bergmann
[not found] ` <201306072101.44694.arnd-r2nGTMty4D4@public.gmane.org>
2013-06-07 20:00 ` Jason Gunthorpe
2013-06-07 21:07 ` Arnd Bergmann
[not found] ` <20130607200054.GA9010-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2013-06-08 18:38 ` Ezequiel Garcia
2013-06-09 1:45 ` Jason Gunthorpe
[not found] ` <20130609014506.GB10027-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2013-06-09 14:39 ` Ezequiel Garcia
2013-06-11 13:57 ` Ezequiel Garcia
2013-06-11 15:26 ` Arnd Bergmann
2013-06-11 21:50 ` Jason Gunthorpe
[not found] ` <20130611215023.GA12649-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2013-06-11 22:22 ` Sebastian Hesselbarth
[not found] ` <51B7A325.8070108-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2013-06-11 23:02 ` Arnd Bergmann
2013-06-11 23:08 ` Jason Gunthorpe
[not found] ` <20130611230845.GB13892-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2013-06-12 7:37 ` Sebastian Hesselbarth
2013-06-11 22:34 ` Arnd Bergmann
2013-06-11 22:58 ` Jason Gunthorpe
[not found] ` <20130611225841.GA13892-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2013-06-11 23:10 ` Arnd Bergmann
2013-06-12 11:14 ` Grant Likely
2013-06-12 20:45 ` Arnd Bergmann
[not found] ` <201306122245.55960.arnd-r2nGTMty4D4@public.gmane.org>
2013-06-12 21:12 ` Ezequiel Garcia
2013-06-12 21:26 ` Jason Gunthorpe
[not found] ` <20130612212641.GB8625-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2013-06-12 21:36 ` Ezequiel Garcia
2013-06-12 21:52 ` Arnd Bergmann
[not found] ` <201306122352.32749.arnd-r2nGTMty4D4@public.gmane.org>
2013-06-12 22:02 ` Jason Gunthorpe
2013-06-12 22:20 ` Arnd Bergmann
[not found] ` <201306130020.30437.arnd-r2nGTMty4D4@public.gmane.org>
2013-06-12 22:24 ` Arnd Bergmann
2013-06-15 16:03 ` Grant Likely
2013-06-12 20:02 ` Ezequiel Garcia
2013-06-12 20:12 ` Jason Gunthorpe
2013-06-12 21:50 ` Arnd Bergmann
2013-06-12 11:07 ` Grant Likely
2013-06-12 11:43 ` Arnd Bergmann
2013-06-12 11:54 ` Grant Likely
[not found] ` <CACxGe6v5wDK8nvuEZJ3o=pL7tvz-xdVwfnZFQjywL=JNZaHitQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-06-12 11:58 ` Arnd Bergmann [this message]
2013-06-12 10:52 ` Grant Likely
2013-06-09 13:42 ` Arnd Bergmann
2013-06-09 14:34 ` Ezequiel Garcia
2013-06-09 15:37 ` Arnd Bergmann
2013-06-12 10:48 ` Grant Likely
2013-06-11 13:31 ` Ezequiel Garcia
2013-06-11 15:02 ` Arnd Bergmann
2013-06-07 16:47 ` [PATCH 05/14] bus: mvebu-mbus: Update the mbus-compatible node's ranges property Ezequiel Garcia
[not found] ` <1370623671-7748-6-git-send-email-ezequiel.garcia-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2013-06-12 10:25 ` Grant Likely
2013-06-07 16:47 ` [PATCH 06/14] ARM: mvebu: Initialize MBus using the DT binding Ezequiel Garcia
2013-06-07 16:47 ` [PATCH 07/14] ARM: mvebu: Remove the harcoded BootROM window allocation Ezequiel Garcia
2013-06-07 16:47 ` [PATCH 08/14] memory: mvebu-devbus: Remove address decoding window workaround Ezequiel Garcia
2013-06-07 16:47 ` [PATCH 09/14] ARM: mvebu: Add MBus to Armada 370/XP device tree Ezequiel Garcia
2013-06-07 16:47 ` [PATCH 10/14] ARM: mvebu: Add BootROM " Ezequiel Garcia
2013-06-07 16:47 ` [PATCH 11/14] ARM: mvebu: Relocate Armada 370/XP DeviceBus device tree nodes Ezequiel Garcia
[not found] ` <1370623671-7748-12-git-send-email-ezequiel.garcia-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2013-06-07 19:18 ` Arnd Bergmann
2013-06-07 16:47 ` [PATCH 12/14] ARM: mvebu: Remove device tree unused properties on A370 Ezequiel Garcia
[not found] ` <1370623671-7748-13-git-send-email-ezequiel.garcia-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2013-06-07 16:56 ` Thomas Petazzoni
2013-06-08 14:18 ` Jason Cooper
2013-06-07 16:47 ` [PATCH 13/14] ARM: mvebu: Relocate Armada 370 PCIe device tree nodes Ezequiel Garcia
2013-06-07 16:47 ` [PATCH 14/14] ARM: mvebu: Relocate Armada XP " Ezequiel Garcia
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