From: Olof Johansson <olof-nZhT3qVonbNeoWH0uzbU5w@public.gmane.org>
To: Dave Martin <dave.martin-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Cc: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
patches-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
Anton Vorontsov
<avorontsov-Igf4POYTYCDQT0dZR+AlfA@public.gmane.org>,
Barry Song <baohua.song-kQvG35nSl+M@public.gmane.org>,
Catalin Marinas <catalin.marinas-5wv7dgnIgG8@public.gmane.org>,
Colin Cross <ccross-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>,
Haojian Zhuang
<haojian.zhuang-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>,
John Linn <john.linn-gjFFaj9aHVfQT0dZR+AlfA@public.gmane.org>,
Kukjin Kim <kgene.kim-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>,
Linus Walleij
<linus.walleij-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-samsung-soc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-sh-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Magnus Damm <magnus.damm-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Paul Mundt <lethal-M7jkjyW5wf5g9hUCZPvPmw@public.gmane.org>,
Pawel Moll <pawel.moll-5wv7dgnIgG8@public.gmane.org>,
Rob Herring <rob.herring-bsGFqQB8/DxBDgjK7y7TUQ@public.gmane.org>,
Sascha Hauer <kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>,
Shawn Guo <shawn.guo-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
Tony Lindgren <tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>,
Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>
Subject: Re: [PATCH v5 1/5] ARM: l2x0/pl310: Refactor Kconfig to be more maintainable
Date: Sat, 17 Dec 2011 20:23:56 -0800 [thread overview]
Message-ID: <CAOesGMibYSA-hJUzpeqFAR0NwewvqHYgujU7SW6-Ua7vxC=-3w@mail.gmail.com> (raw)
In-Reply-To: <1323964434-6764-2-git-send-email-dave.martin-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
On Thu, Dec 15, 2011 at 7:53 AM, Dave Martin <dave.martin-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org> wrote:
> Making CACHE_L2X0 depend on (huge list of MACH_ and ARCH_ configs)
> is bothersome to maintain and likely to lead to merge conflicts.
>
> This patch moves the knowledge of which platforms have a L2x0 or
> PL310 cache controller to the individual machines. To enable this,
> a new MIGHT_HAVE_CACHE_L2X0 config option is introduced to allow
> machines to indicate that they may have such a cache controller
> independently of each other.
>
> Boards/SoCs which cannot reliably operate without the L2 cache
> controller support will need to select CACHE_L2X0 directly from
> their own Kconfigs instead. This applies to some TrustZone-enabled
> boards where Linux runs in the Normal World, for example.
>
> Signed-off-by: Dave Martin <dave.martin-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
> Acked-by: Anton Vorontsov <cbouatmailru-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
> (for cns3xxx)
> Acked-by: Tony Lindgren <tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
> (for omap)
Acked-by: Olof Johansson <olof-nZhT3qVonbNeoWH0uzbU5w@public.gmane.org> (for tegra)
-Olof
next prev parent reply other threads:[~2011-12-18 4:23 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-15 15:53 [PATCH v5 0/5] Refactor common Kconfigs for easier maintenance Dave Martin
2011-12-15 15:53 ` [PATCH v5 1/5] ARM: l2x0/pl310: Refactor Kconfig to be more maintainable Dave Martin
2011-12-16 9:54 ` Shawn Guo
[not found] ` <1323964434-6764-2-git-send-email-dave.martin-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2011-12-18 4:23 ` Olof Johansson [this message]
2011-12-15 15:53 ` [PATCH v5 2/5] ARM: SMP: " Dave Martin
[not found] ` <1323964434-6764-1-git-send-email-dave.martin-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2011-12-15 15:53 ` [PATCH v5 3/5] omap4: Unconditionally require l2x0 L2 cache controller support Dave Martin
2011-12-15 15:53 ` [PATCH v5 4/5] highbank: " Dave Martin
2011-12-15 15:53 ` [PATCH v5 5/5] imx6q: Remove unconditional dependency on l2x0 L2 cache support Dave Martin
[not found] ` <1323964434-6764-6-git-send-email-dave.martin-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2011-12-16 9:56 ` Shawn Guo
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