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.
> - 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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