Re: [PATCH v2 1/2] dt-bindings: chrome: Add cros-ec-typec mux props

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Hi Rob,

On Mon, May 18, 2020 at 12:17:04AM -0700, Prashant Malani wrote:
> Add properties for mode, orientation and USB data role switches for
> Type C connectors. When available, these will allow the Type C connector
> class port driver to configure the various switches according to USB PD
> information (like orientation, alt mode etc.) provided by the Chrome OS
> EC controller.
> 
> Signed-off-by: Prashant Malani <pmalani@xxxxxxxxxxxx>
> Acked-By: Benson Leung <bleung@xxxxxxxxxxxx>

Sorry, looks like I made a typo while adding the "Acked-by" from a
previous version.

I have uploaded v3 with this fixed.

Thanks,

> ---
> 
> Changes in v2:
> - Added more text to the switch descriptions, explaining their purpose,
>   and relation to the Type C connector class framework.
> 
>  .../bindings/chrome/google,cros-ec-typec.yaml | 40 ++++++++++++++++++-
>  1 file changed, 39 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/chrome/google,cros-ec-typec.yaml b/Documentation/devicetree/bindings/chrome/google,cros-ec-typec.yaml
> index 6d7396ab8bee..800c005a0e44 100644
> --- a/Documentation/devicetree/bindings/chrome/google,cros-ec-typec.yaml
> +++ b/Documentation/devicetree/bindings/chrome/google,cros-ec-typec.yaml
> @@ -21,7 +21,34 @@ properties:
>      const: google,cros-ec-typec
>  
>    connector:
> -    $ref: /schemas/connector/usb-connector.yaml#
> +    allOf:
> +      - $ref: /schemas/connector/usb-connector.yaml#
> +      - type: object
> +        properties:
> +          mode-switch:
> +            description: Reference to a DT node for the USB Type C Multiplexer
> +              for this connector. This switch controls the data lines routing
> +              for this connector for various operation modes, including
> +              Alternate Modes. This switch is assumed registered with the Type C
> +              connector class framework by its driver. The Type C connector
> +              class framework assumes that the mode switch property uses this
> +              name.
> +
> +          orientation-switch:
> +            description: Reference to a DT node for the USB Type C orientation
> +              switch for this connector. This switch controls routing the
> +              correct data pairs depending on the cable plug orientation from
> +              this connector to the USB / Alternate Mode controllers. This
> +              switch is assumed registered with the Type C connector class
> +              framework by its driver. The Type C connector class framework
> +              assumes that the orientation switch property uses this name.
> +
> +          usb-role-switch:
> +            description: Reference to a DT node for the USB Data role switch
> +              for this connector. This switch is assumed registered with the
> +              Type C connector class framework by its driver. The Type C
> +              connector class framework assumes that the USB role switch
> +              property uses this name.
>  
>  required:
>    - compatible
> @@ -49,6 +76,17 @@ examples:
>              data-role = "dual";
>              try-power-role = "source";
>            };
> +
> +          connector@1 {
> +            compatible = "usb-c-connector";
> +            reg = <1>;
> +            power-role = "dual";
> +            data-role = "host";
> +            try-power-role = "source";
> +            mode-switch = <&typec_mux>;
> +            orientation-switch = <&typec_orientation_switch>;
> +            usb-role-switch = <&typec_mux>;
> +          };
>          };
>        };
>      };
> -- 
> 2.26.2.761.g0e0b3e54be-goog
> 



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