[PATCH RFT 2/2] arm: dts: disable CCI on exynos420 based arndale-octa

Tyler Baker tyler.baker at linaro.org
Mon Dec 1 11:52:20 PST 2014

On 1 December 2014 at 10:50, Kevin Hilman <khilman at kernel.org> wrote:
> Abhilash Kesavan <a.kesavan at samsung.com> 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 <a.kesavan at samsung.com>
> Tested-by: Kevin Hilman <khilman at linaro.org>
> Tested on top of next-20141128 with exynos_defconfig on my Octa board
> and I'm not seeing the imprecise aborts anymore.
> Thanks,
> Kevin
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Tested-by: Tyler Baker <tyler.baker at linaro.org>

Tested on top of mainline/master with exynos_defconfig on my
arndale-octa board.
One hundred boots attempted with no imprecise aborts.


Tyler Baker
Tech Lead, LAVA
Linaro.org | Open source software for ARM SoCs
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