On 03/19/14 17:38, Tushar Behera wrote:
On 5 March 2014 13:39, Tushar Behera<tushar.beh...@linaro.org> wrote:
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
Suggested-by: Javi Merino<javi.mer...@arm.com>
Signed-off-by: Tushar Behera<tushar.beh...@linaro.org>
---
arch/arm/boot/dts/exynos5420-arndale-octa.dts | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/arch/arm/boot/dts/exynos5420-arndale-octa.dts
b/arch/arm/boot/dts/exynos5420-arndale-octa.dts
index f509e8f..810ec73 100644
--- a/arch/arm/boot/dts/exynos5420-arndale-octa.dts
+++ b/arch/arm/boot/dts/exynos5420-arndale-octa.dts
@@ -361,4 +361,16 @@
gpio-key,wakeup;
};
};
+
+ 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";
+ };
+ };
};
--
1.7.9.5
Kukjin,
Can you please apply this with Javi's "Tested-by"?
Looks OK, applied this and second one.
Thanks,
Kukjin
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