From mboxrd@z Thu Jan 1 00:00:00 1970 From: khilman@kernel.org (Kevin Hilman) Date: Mon, 01 Dec 2014 10:50:29 -0800 Subject: [PATCH RFT 2/2] arm: dts: disable CCI on exynos420 based arndale-octa In-Reply-To: <1417186209-5256-2-git-send-email-a.kesavan@samsung.com> (Abhilash Kesavan's message of "Fri, 28 Nov 2014 20:20:09 +0530") References: <1417186209-5256-1-git-send-email-a.kesavan@samsung.com> <1417186209-5256-2-git-send-email-a.kesavan@samsung.com> Message-ID: <7hbnnn5hmy.fsf@deeprootsystems.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Abhilash Kesavan writes: > The arndale-octa board was giving "imprecise external aborts" during > boot-up with MCPM enabled. CCI enablement of the boot cluster was found > to be the cause of these aborts (possibly because the secure f/w was not > allowing it). Hence, disable CCI for the arndale-octa board. > > Signed-off-by: Abhilash Kesavan Tested-by: Kevin Hilman Tested on top of next-20141128 with exynos_defconfig on my Octa board and I'm not seeing the imprecise aborts anymore. Thanks, Kevin