On Tue, April 22, 2014, Tushar Behera wrote:
> On 22 April 2014 07:48, Kukjin Kim <kgene.kim@xxxxxxxxxxx> wrote:
> > Seungwon Jeon wrote:
> >>
> >
> > + Javi Merino and Tushar Behera
> >
> >> This change is similar to commit 3da355c(ARM: dts: Disable MDMA1 node
> >> for arndale-octa board). If MDMA1 region is configured with secure mode,
> >> it makes the boot failure with the following.
> >>
> >> Unhandled fault: imprecise external abort (0x1406) at 0x00000000
> >>
> > If so, how about adding the 'disabled' status in 5420 dtsi file? Then if 'enabling' is required, we
> can enable in each board dt file...
> >
>
> That should be okay. While at it, we can remove the node disabling
> code from Arndale-Octa board DTS file.
OK, I'll consider both.
Thanks,
Seungwon Jeon
>
>
> > - Kukjin
> >
> >> Signed-off-by: Seungwon Jeon <tgih.jun@xxxxxxxxxxx>
> >> ---
> >> arch/arm/boot/dts/exynos5420-smdk5420.dts | 6 ++++++
> >> 1 files changed, 6 insertions(+), 0 deletions(-)
> >>
> >> diff --git a/arch/arm/boot/dts/exynos5420-smdk5420.dts
> >> b/arch/arm/boot/dts/exynos5420-smdk5420.dts
> >> index 6910485..9a48e3f 100644
> >> --- a/arch/arm/boot/dts/exynos5420-smdk5420.dts
> >> +++ b/arch/arm/boot/dts/exynos5420-smdk5420.dts
> >> @@ -373,4 +373,10 @@
> >> };
> >> };
> >> };
> >> +
> >> + amba {
> >> + mdma1: mdma@11C10000 {
> >> + status = "disabled";
> >> + };
> >> + };
> >> };
> >> --
> >> 1.7.0.4
> >
>
>
>
> --
> Tushar Behera
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