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SubjectRe: [PATCH v2 1/2] dt-bindings: chrome: Add cros-ec-typec mux props
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@chromium.org>
> Acked-By: Benson Leung <bleung@chromium.org>

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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