Re: [PATCH 2/8] dt-bindings: soc: qcom: eud: Add usb role switch property

Krzysztof Kozlowski
2024-07-31T05:37:02Z

On 31/07/2024 00:24, Elson Roy Serrao wrote:
> EUD hub is physically present in between the USB connector and the
> USB controller. So the role switch notifications originating from
> the connector should route through EUD. Hence to interpret the usb
> role assigned by the connector, role switch property is needed.
>
> Signed-off-by: Elson Roy Serrao <quic_eserrao@quicinc.com>
> ---
> Documentation/devicetree/bindings/soc/qcom/qcom,eud.yaml | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/soc/qcom/qcom,eud.yaml b/Documentation/devicetree/bindings/soc/qcom/qcom,eud.yaml
> index fca5b608ec63..0fa4608568d0 100644
> --- a/Documentation/devicetree/bindings/soc/qcom/qcom,eud.yaml
> +++ b/Documentation/devicetree/bindings/soc/qcom/qcom,eud.yaml
> @@ -37,6 +37,10 @@ properties:
> items:
> - const: usb2-phy
>
> + usb-role-switch:
> + $ref: /schemas/types.yaml#/definitions/flag
> + description: Support role switch.

So both EUD and DWC3 controller (as this binding states) are role switching?

Best regards,
Krzysztof