Re: [PATCH v6 12/13] arm64: dts: qcom: qrb5165-rb5: Switch on TCPM usb-role-switching for usb_1

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On 02/05/2023 12:13, Konrad Dybcio wrote:


On 2.05.2023 13:03, Bryan O'Donoghue wrote:
On 02/05/2023 12:00, Konrad Dybcio wrote:
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            port@0 {
+                reg = <0>;
+                pm8150b_role_switch_out: endpoint {
Similarly to the QMPPHY, the port definition can be moved to
the common node in the SoC DTSI

But then the connector would have to be defined in the SoC dtsi and not all derivatives of SoC can be assumed to have a usb-c-connector.
Not quite!

You can define an empty endpoint (like we do with DSI<->panel ones) and
fill it in on the device side.

Sorry you're saying to define as an example the port here in the dtsi

&usb_1_dwc3 {
        dr_mode = "otg";
        usb-role-switch;
        port {
                dwc3_role_switch_in: endpoint {
                        remote-endpoint = <&pm8150b_role_switch_out>;
                };
        };
};

and to leave the reciprocal definition in the connector to the dts ?

&pm8150b_typec {

        connector {
                compatible = "usb-c-connector";
                ports {
                        #address-cells = <1>;
                        #size-cells = <0>;

                        port@0 {
                                reg = <0>;
                                pm8150b_role_switch_out: endpoint {
remote-endpoint = <&dwc3_role_switch_in>;
                                };
                        };




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