Re: [PATCH 1/6] dt-bindings: ti,edma: Add 66AK2G specific information

[Lokesh Vutla]

On Thursday 10 August 2017 05:30 AM, Rob Herring wrote:
> On Tue, Aug 01, 2017 at 10:11:14AM +0530, Lokesh Vutla wrote:
>> Update ti,edma binding documentation to reflect 66AK2G specific
>> properties.
>>
>> Signed-off-by: Lokesh Vutla <lokeshvutla@xxxxxx>
>> ---
>>  Documentation/devicetree/bindings/dma/ti-edma.txt | 95 +++++++++++++++++++++--
>>  1 file changed, 90 insertions(+), 5 deletions(-)
>>
>> diff --git a/Documentation/devicetree/bindings/dma/ti-edma.txt b/Documentation/devicetree/bindings/dma/ti-edma.txt
>> index 18090e7226b4..05fe2931d025 100644
>> --- a/Documentation/devicetree/bindings/dma/ti-edma.txt
>> +++ b/Documentation/devicetree/bindings/dma/ti-edma.txt
>> @@ -9,7 +9,12 @@ execute the actual DMA tansfer.
>>  eDMA3 Channel Controller
>>  
>>  Required properties:
>> -- compatible:	"ti,edma3-tpcc" for the channel controller(s)
>> +--------------------
>> +- compatible:	Should be:
>> +		- "ti,edma3-tpcc" for the channel controller(s) on OMAP,
>> +		  AM33xx and AM43xx SoCs.
>> +		- "ti,k2g-edma3-tpcc", "ti,edma3-tpcc" for the
> 
> If power-domains is mandatory, I don't think the fallback is 
> appropriate. Or do you expect it to work if the driver ignores the power 
> domain?

power-domains is required for pm_runtime_*() apis to work on 66AK2G.
Driver doesn't handle this property separately. Driver still works with
"ti,edma3-tpcc" compatible.

Thanks and regards,
Lokesh