linux-kernel - Re: [PATCH v2] powerpc/85xx: fix mpic configuration in CAMP mode

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Date:	Fri, 22 Jul 2011 03:28:58 -0500
From:	Kumar Gala <galak@...nel.crashing.org>
To:	Fabio Baltieri <fabio.baltieri@...il.com>
Cc:	Scott Wood <scottwood@...escale.com>,
	<linuxppc-dev@...ts.ozlabs.org>, <linux-kernel@...r.kernel.org>,
	Poonam Aggrwal <poonam.aggrwal@...escale.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>
Subject: Re: [PATCH v2] powerpc/85xx: fix mpic configuration in CAMP mode


On Jul 12, 2011, at 2:49 AM, Fabio Baltieri wrote:

> Change the string to check for CAMP mode boot on MPC85xx (eg. P2020) to match
> the one in the corresponding dts files (p2020rdb_camp_core{0,1}.dts).
> 
> Without this fix the mpic is configured as in the SMP boot mode, which causes
> the first core to report a protected source interrupt error for devices
> of the other core and lock up.
> 
> Also add MPIC_SINGLE_DEST_CPU on both P2020 based architectures in CAMP
> mode as suggested by Scott Wood. Thanks.
> 
> Cc: Scott Wood <scottwood@...escale.com>
> Cc: Poonam Aggrwal <poonam.aggrwal@...escale.com>
> Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
> Signed-off-by: Fabio Baltieri <fabio.baltieri@...il.com>
> ---
> arch/powerpc/platforms/85xx/mpc85xx_ds.c  |    3 ++-
> arch/powerpc/platforms/85xx/mpc85xx_rdb.c |    5 +++--
> 2 files changed, 5 insertions(+), 3 deletions(-)

applied to next

- k--
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