On 5 March 2014 13:39, Tushar Behera <[email protected]> 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 <[email protected]> > Signed-off-by: Tushar Behera <[email protected]> > --- > 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"? -- Tushar Behera -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
