Commit 25217fef authored Jan 10, 2015 by Abhilash Kesavan Committed by Olof Johansson Jan 16, 2015

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



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>

parent 896ddd60

arch/arm/boot/dts/exynos5420-arndale-octa.dts

+4 −0

Original line number	Diff line number	Diff line
		@@ -372,3 +372,7 @@
		&usbdrd_dwc3_1 {
		dr_mode = "host";
		};

		&cci {
		status = "disabled";
		};

arch/arm/boot/dts/exynos5420.dtsi

+1 −1

Original line number	Diff line number	Diff line
		@@ -120,7 +120,7 @@
		};
		};

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