[PATCH] ARM: dts: add AM33XX EDMA support

Sergei Shtylyov sergei.shtylyov at cogentembedded.com
Sat Aug 24 15:33:06 EDT 2013


Hello.

On 08/24/2013 10:33 PM, Joel Fernandes wrote:

> Updating CC with Matt's current email address.

>>> From: Matt Porter <mdp at ti.com>

>>> Adds AM33XX EDMA support to the am33xx.dtsi as documented in
>>> Documentation/devicetree/bindings/dma/ti-edma.txt

>>> Joel: Drop DT entries that are non-hardware-description for now as discussed
>>> in [1]

>>> [1] https://patchwork.kernel.org/patch/2226761/

>>> Signed-off-by: Matt Porter <mporter at ti.com>
>>> Signed-off-by: Joel A Fernandes <joelagnel at ti.com>
>>> Signed-off-by: Sebastian Andrzej Siewior <bigeasy at linutronix.de>
>>> ---
>>> Could someone please pick this up?

>>>    arch/arm/boot/dts/am33xx.dtsi | 12 ++++++++++++
>>>    1 file changed, 12 insertions(+)

>>> diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
>>> index 38b446b..784f774 100644
>>> --- a/arch/arm/boot/dts/am33xx.dtsi
>>> +++ b/arch/arm/boot/dts/am33xx.dtsi
>>> @@ -96,6 +96,18 @@
>>>                reg = <0x48200000 0x1000>;
>>>            };
>>>
>>> +        edma: edma at 49000000 {

>>     The node should be named "dma-controller", not "edma",according to ePAPR
>> section 2.2.2:

>> http://www.power.org/resources/downloads/Power_ePAPR_APPROVED_v1.0.pdf

> So you mean something like the following?

> edma: dma-controller at 49000000 {
>    ...
> }

    Yes, exactly.

> Thanks,

> -Joel

WBR, Sergei




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