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ARM: dts: disable CCI on exynos5420 based arndale-octa

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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@samsung.com>
Tested-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Tested-by: Kevin Hilman <khilman@linaro.org>
Tested-by: Tyler Baker <tyler.baker@linaro.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
This commit is contained in:
Abhilash Kesavan 2015-01-10 08:41:36 +05:30 committed by Olof Johansson
parent 896ddd600b
commit 25217fef35
2 changed files with 5 additions and 1 deletions
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4
arch/arm/boot/dts/exynos5420-arndale-octa.dts
View File

@ -372,3 +372,7 @@
&usbdrd_dwc3_1 { &usbdrd_dwc3_1 {
dr_mode = "host"; dr_mode = "host";
}; };
&cci {
status = "disabled";
};

2
arch/arm/boot/dts/exynos5420.dtsi
View File

@ -120,7 +120,7 @@
}; };
}; };
cci@10d20000 { cci: cci@10d20000 {
compatible = "arm,cci-400"; compatible = "arm,cci-400";
#address-cells = <1>; #address-cells = <1>;
#size-cells = <1>; #size-cells = <1>;