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SubjectRe: [PATCH V4 2/6] bindings: usb: dwc3: Update dwc3 properties for EUD connector
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On 1/26/2022 9:51 AM, Bjorn Andersson wrote:
> On Fri 21 Jan 07:53 CST 2022, Souradeep Chowdhury wrote:
>
>> Add the ports property for dwc3 node. This port can be used
>> by the Embedded USB Debugger for role switching the controller
>> from device to host mode and vice versa.
>>
>> Signed-off-by: Souradeep Chowdhury <quic_schowdhu@quicinc.com>
>> ---
>> Documentation/devicetree/bindings/usb/snps,dwc3.yaml | 10 ++++++++++
>> 1 file changed, 10 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/usb/snps,dwc3.yaml b/Documentation/devicetree/bindings/usb/snps,dwc3.yaml
>> index d29ffcd..ccb1236 100644
>> --- a/Documentation/devicetree/bindings/usb/snps,dwc3.yaml
>> +++ b/Documentation/devicetree/bindings/usb/snps,dwc3.yaml
>> @@ -332,6 +332,16 @@ properties:
>> items:
>> enum: [1, 4, 8, 16, 32, 64, 128, 256]
>>
>> + ports:
>> + $ref: /schemas/graph.yaml#/properties/ports
>> + description:
>> + This port is to be attached to the endpoint of the Embedded USB Debugger.
> More generally this is used together with the already documented
> usb-role-switch property to connect the dwc3 to the Type-C connector.
>
> Which makes me feel that we don't actually need ports/port, but could do
> with just port? Perhaps I'm missing some usecase?
>
>
> I'm somewhat confused to why this isn't already documented...

Ack. Will document this as a port.

>
> Regards,
> Bjorn
>
>> +
>> + properties:
>> + port@0:
>> + $ref: /schemas/graph.yaml#/properties/port
>> + description: Connector endpoint of Embedded USB debugger.
>> +
>> unevaluatedProperties: false
>>
>> required:
>> --
>> 2.7.4
>>

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