From: Sebastian Reichel <sre@kernel.org>
To: Tony Lindgren <tony@atomide.com>
Cc: Nishanth Menon <nm@ti.com>,
Grygorii Strashko <grygorii.strashko@ti.com>,
Russell King <linux@armlinux.org.uk>,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org
Subject: Re: [PATCH] ARM: OMAP2: Enable Errata 430973 for OMAP3
Date: Thu, 9 Jun 2016 09:57:34 +0200 [thread overview]
Message-ID: <20160609075734.GA8595@earth> (raw)
In-Reply-To: <20160609071512.GK22406@atomide.com>
[-- Attachment #1: Type: text/plain, Size: 1550 bytes --]
Hi,
On Thu, Jun 09, 2016 at 12:15:13AM -0700, Tony Lindgren wrote:
> * Nishanth Menon <nm@ti.com> [160519 16:23]:
> > Enable Erratum 430973 similar to commit 5c86c5339c56 ("ARM:
> > omap2plus_defconfig: Enable ARM erratum 430973 for omap3") - Since
> > multiple defconfigs can exist from various points of view (multi_v7,
> > omap2plus etc.. it is always better to enable the erratum from the
> > Kconfig selection point of view so that downstream kernels dont have
> > to rediscover this all over again.
>
> This should safe to select now. Note that proc-v7.S still does not
> do anything with multiarch to configure it. So the bootloader still
> needs to enable it, or it needs to be done in the machine init like
> n900 does.
mh I totally forgot about 430973. I still think [0] is the
better solution. IIRC I never uploaded them to Russel's
patchsystem, though :(
[0] http://comments.gmane.org/gmane.linux.kernel/2002603
> So applying into omap-for-v4.7/fixes as it can solve some mysterious
> app crashers with armhf at least.
Only on N900 though:
$ git grep ARM_ERRATA_430973
arch/arm/Kconfig:config ARM_ERRATA_430973
arch/arm/configs/axm55xx_defconfig:CONFIG_ARM_ERRATA_430973=y
arch/arm/configs/omap2plus_defconfig:CONFIG_ARM_ERRATA_430973=y
arch/arm/mach-omap2/board-rx51.c:#ifdef CONFIG_ARM_ERRATA_430973
arch/arm/mach-omap2/pdata-quirks.c: if (IS_ENABLED(CONFIG_ARM_ERRATA_430973)) {
arch/arm/mm/proc-v7.S:#if defined(CONFIG_ARM_ERRATA_430973) && !defined(CONFIG_ARCH_MULTIPLATFORM)
-- Sebastian
[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 819 bytes --]
WARNING: multiple messages have this Message-ID (diff)
From: sre@kernel.org (Sebastian Reichel)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: OMAP2: Enable Errata 430973 for OMAP3
Date: Thu, 9 Jun 2016 09:57:34 +0200 [thread overview]
Message-ID: <20160609075734.GA8595@earth> (raw)
In-Reply-To: <20160609071512.GK22406@atomide.com>
Hi,
On Thu, Jun 09, 2016 at 12:15:13AM -0700, Tony Lindgren wrote:
> * Nishanth Menon <nm@ti.com> [160519 16:23]:
> > Enable Erratum 430973 similar to commit 5c86c5339c56 ("ARM:
> > omap2plus_defconfig: Enable ARM erratum 430973 for omap3") - Since
> > multiple defconfigs can exist from various points of view (multi_v7,
> > omap2plus etc.. it is always better to enable the erratum from the
> > Kconfig selection point of view so that downstream kernels dont have
> > to rediscover this all over again.
>
> This should safe to select now. Note that proc-v7.S still does not
> do anything with multiarch to configure it. So the bootloader still
> needs to enable it, or it needs to be done in the machine init like
> n900 does.
mh I totally forgot about 430973. I still think [0] is the
better solution. IIRC I never uploaded them to Russel's
patchsystem, though :(
[0] http://comments.gmane.org/gmane.linux.kernel/2002603
> So applying into omap-for-v4.7/fixes as it can solve some mysterious
> app crashers with armhf at least.
Only on N900 though:
$ git grep ARM_ERRATA_430973
arch/arm/Kconfig:config ARM_ERRATA_430973
arch/arm/configs/axm55xx_defconfig:CONFIG_ARM_ERRATA_430973=y
arch/arm/configs/omap2plus_defconfig:CONFIG_ARM_ERRATA_430973=y
arch/arm/mach-omap2/board-rx51.c:#ifdef CONFIG_ARM_ERRATA_430973
arch/arm/mach-omap2/pdata-quirks.c: if (IS_ENABLED(CONFIG_ARM_ERRATA_430973)) {
arch/arm/mm/proc-v7.S:#if defined(CONFIG_ARM_ERRATA_430973) && !defined(CONFIG_ARCH_MULTIPLATFORM)
-- Sebastian
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 819 bytes
Desc: not available
URL: <http://lists.infradead.org/pipermail/linux-arm-kernel/attachments/20160609/7c3e20bf/attachment.sig>
next prev parent reply other threads:[~2016-06-09 7:57 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-19 23:20 [PATCH] ARM: OMAP2: Enable Errata 430973 for OMAP3 Nishanth Menon
2016-05-19 23:20 ` Nishanth Menon
2016-05-19 23:20 ` Nishanth Menon
2016-06-09 7:15 ` Tony Lindgren
2016-06-09 7:15 ` Tony Lindgren
2016-06-09 7:57 ` Sebastian Reichel [this message]
2016-06-09 7:57 ` Sebastian Reichel
2016-06-09 8:03 ` Tony Lindgren
2016-06-09 8:03 ` Tony Lindgren
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20160609075734.GA8595@earth \
--to=sre@kernel.org \
--cc=grygorii.strashko@ti.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-omap@vger.kernel.org \
--cc=linux@armlinux.org.uk \
--cc=nm@ti.com \
--cc=tony@atomide.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.