diff options
author | Tushar Behera <tushar.behera@linaro.org> | 2014-03-04 15:37:29 +0530 |
---|---|---|
committer | Anders Roxell <anders.roxell@linaro.org> | 2014-09-29 11:03:05 +0200 |
commit | 710b4dc1f06becfb8de246e31805fcb91f0c96e2 (patch) | |
tree | 26fa6d2fc51279be03aba58836f97242a1d8ffae | |
parent | 5aa4ad37d6e6cc0850cbc9041de4d946a906f1a0 (diff) |
ARM: dts: Disable MDMA1 node for Arndale-octa board
MDMA1 can support both secure and non-secure AXI transactions. When this
is enabled in the kernel for boards that run in secure mode, we get
imprecise external aborts causing the kernel to oops.
Unhandled fault: imprecise external abort (0x1406) at 0x00000000
Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000007
Signed-off-by: Tushar Behera <tushar.behera@linaro.org>
Conflicts:
arch/arm/boot/dts/exynos5420-arndale-octa.dts
-rw-r--r-- | arch/arm/boot/dts/exynos5420-arndale-octa.dts | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/exynos5420-arndale-octa.dts b/arch/arm/boot/dts/exynos5420-arndale-octa.dts index 12fca4292155..5de568bedcab 100644 --- a/arch/arm/boot/dts/exynos5420-arndale-octa.dts +++ b/arch/arm/boot/dts/exynos5420-arndale-octa.dts @@ -288,4 +288,16 @@ }; }; }; + + amba { + mdma1: mdma@11C10000 { + /* + * MDMA1 can support both secure and non-secure + * AXI transactions. When this is enabled in the kernel + * for boards that run in secure mode, we are getting + * imprecise external aborts causing the kernel to oops. + */ + status = "disabled"; + }; + }; }; |