From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Leif Lindholm <leif.lindholm@linaro.org>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
patches@linaro.org,
"linuxppc-dev@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org>,
Grant Likely <grant.likely@linaro.org>,
Mark Rutland <mark.rutland@arm.com>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
Rob Herring <robherring2@gmail.com>,
Lee Jones <lee.jones@linaro.org>
Subject: Re: [PATCH 3/3] of: Handle memory@0 node on PPC32 only
Date: Fri, 18 Apr 2014 15:11:03 +0200 [thread overview]
Message-ID: <CAMuHMdUYisn2ejxd_SJ3LDsCgVKkPPT4hgS0-2znm=VFyfMDeQ@mail.gmail.com> (raw)
In-Reply-To: <20140418125924.GF5904@bivouac.eciton.net>
Hei Leif,
On Fri, Apr 18, 2014 at 2:59 PM, Leif Lindholm <leif.lindholm@linaro.org> wrote:
> On Fri, Apr 18, 2014 at 10:04:15AM +0200, Geert Uytterhoeven wrote:
>> On Thu, Apr 17, 2014 at 7:42 PM, Leif Lindholm <leif.lindholm@linaro.org> wrote:
>> > In order to deal with an firmware bug on a specific ppc32 platform
>> > (longtrail), early_init_dt_scan_memory() looks for a node called
>> > memory@0 on all platforms. Restrict this quirk to ppc32 kernels only.
>>
>> This breaks backwards compatibilty with old DTSes (at least on ARM/MIPS,
>> where you added the missing property in patches 1 and 2 of the series)?
>
> As Rob said in response to 0/3, the MIPSs would likely not be affected,
> since they embed the DT.
>
> How about the below v2 3/3 to address the ARM platform?
Looks fine to me, thanks!
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
next prev parent reply other threads:[~2014-04-18 13:11 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-17 17:41 [PATCH 0/3] of: dts: enable memory@0 quirk for PPC32 only Leif Lindholm
2014-04-17 17:41 ` [PATCH 1/3] arm: dts: add device_type="memory" for ste-ccu8540 Leif Lindholm
2014-04-22 7:39 ` Lee Jones
2014-04-22 13:09 ` Grant Likely
2014-04-22 13:26 ` Linus Walleij
2014-05-15 14:50 ` Grant Likely
2014-04-17 17:42 ` [PATCH 2/3] mips: dts: add device_type="memory" where missing Leif Lindholm
2014-04-18 17:16 ` John Crispin
2014-04-22 13:13 ` Grant Likely
2014-05-15 14:50 ` Grant Likely
2014-04-17 17:42 ` [PATCH 3/3] of: Handle memory@0 node on PPC32 only Leif Lindholm
2014-04-18 8:04 ` Geert Uytterhoeven
2014-04-18 12:59 ` Leif Lindholm
2014-04-18 13:11 ` Geert Uytterhoeven [this message]
2014-04-21 12:56 ` Rob Herring
2014-04-23 10:35 ` Mark Rutland
2014-04-22 13:35 ` Grant Likely
2014-04-23 10:45 ` Mark Rutland
2014-04-23 11:14 ` Geert Uytterhoeven
2014-04-23 13:10 ` Grant Likely
2014-04-24 9:26 ` Leif Lindholm
2014-05-15 14:59 ` Grant Likely
2014-04-18 0:43 ` [PATCH 0/3] of: dts: enable memory@0 quirk for " Rob Herring
2014-04-18 12:48 ` Leif Lindholm
2014-04-18 15:37 ` Rob Herring
2014-04-18 20:13 ` Leif Lindholm
2014-04-18 21:28 ` Rob Herring
2014-04-19 0:36 ` Leif Lindholm
2014-04-22 13:08 ` Grant Likely
2014-04-22 14:05 ` Leif Lindholm
2014-04-23 13:15 ` Grant Likely
2014-04-23 17:25 ` Leif Lindholm
2014-04-23 13:17 ` Grant Likely
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