[PATCH 3/4] ARM: shmobile: rcar-gen2: Add CA7 arch_timer initialization for r8a7794

Simon Horman horms at verge.net.au
Tue Nov 11 15:59:55 PST 2014


On Tue, Nov 11, 2014 at 08:00:26PM +0100, Geert Uytterhoeven wrote:
> On Tue, Nov 11, 2014 at 7:27 PM, Arnd Bergmann <arnd at arndb.de> wrote:
> > On Tuesday 04 November 2014 10:50:08 Simon Horman wrote:
> >> From: Ulrich Hecht <ulrich.hecht+renesas at gmail.com>
> >>
> >> On E2, the arch timer is hooked up to a different clock, and the CA7's arch
> >> timer CNTVOFF register must be initialized.
> >>
> >> Based on work by Hisashi Nakamura.
> >>
> >> Signed-off-by: Ulrich Hecht <ulrich.hecht+renesas at gmail.com>
> >> Signed-off-by: Simon Horman <horms+renesas at verge.net.au>
> >
> > This is one of the patches that broke allmodconfig in linux-next.
> >
> > Can you apply the patch below before sending it to arm-soc?
> >
> > Thanks,
> >
> >         Arnd
> >
> > ---
> > From 8bf0a4cae3137411498ff23ca46f693e4c22a25b Mon Sep 17 00:00:00 2001
> > From: Arnd Bergmann <arnd at arndb.de>
> > Date: Tue, 11 Nov 2014 16:36:50 +0100
> > Subject: [PATCH] ARM: shmobile: always build rcar setup for armv7
> >
> > In a combined ARMv6/v7 kernel, the setup-rcar-gen2.c cannot
> > currently be compiled correctly because it uses the isb
> > instruction that is not available on ARMv6. Adding the
> > -march=armv7-a flag lets the compiler know that it is safe
> > to build this file for ARMv7.
> >
> > Signed-off-by: Arnd Bergmann <arnd at arndb.de>
> 
> Thanks, this is a better solution than "[RFT] ARM: shmobile: rcar-gen2:
> Fix build breakage" (https://lkml.org/lkml/2014/10/31/338).
> 
> Acked-by: Geert Uytterhoeven <geert+renesas at glider.be>

Agreed.

Acked-by: Simon Horman <horms+renesas at verge.net.au>

Arnd, what is the best way to get this patch merged?
Do you plan to take it or should I?




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