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    SubjectRe: [RESEND PATCH v2 1/6] dt-bindings: connector: add power-opmode optional property to usb-connector
    Amelie Delaunay <amelie.delaunay@st.com> 于2020年9月2日周三 下午4:01写道:
    >
    > Power operation mode may depends on hardware design, so, add the optional
    > property power-opmode for usb-c connector to select the power operation
    > mode capability.
    >
    > Signed-off-by: Amelie Delaunay <amelie.delaunay@st.com>
    > ---
    > Changes in v2:
    > - Add description for possible operation current values
    > ---
    > .../bindings/connector/usb-connector.yaml | 20 +++++++++++++++++++
    > 1 file changed, 20 insertions(+)
    >
    > diff --git a/Documentation/devicetree/bindings/connector/usb-connector.yaml b/Documentation/devicetree/bindings/connector/usb-connector.yaml
    > index 9bd52e63c935..2fd85b9a7e1a 100644
    > --- a/Documentation/devicetree/bindings/connector/usb-connector.yaml
    > +++ b/Documentation/devicetree/bindings/connector/usb-connector.yaml
    > @@ -88,6 +88,26 @@ properties:
    > - device
    > - dual
    >
    > + power-opmode:
    > + description: Determines the power operation mode that the Type C connector
    > + will support and will advertise through CC pins.
    > + - "default" corresponds to default USB voltage and current defined by the
    > + USB 2.0 and USB 3.2 specifications, 5V 500mA for USB 2.0 ports and
    > + 5V 900mA or 1500mA for USB 3.2 ports in single-lane or dual-lane
    > + operation respectively.
    > + - "1.5A" and "3.0A", 5V 1.5A and 5V 3.0A respectively, as defined in USB
    > + Type-C Cable and Connector specification, when Power Delivery is not
    > + supported.
    > + - "usb_power_delivery" when Power Delivery is supported, as defined in
    > + USB Power Delivery specification.

    Why need "usb_power_delivery"? isn't this information can be implied by
    existing properties like if "source-pdos" is present?

    Li Jun
    > + allOf:
    > + - $ref: /schemas/types.yaml#definitions/string
    > + enum:
    > + - default
    > + - 1.5A
    > + - 3.0A
    > + - usb_power_delivery
    > +
    > # The following are optional properties for "usb-c-connector" with power
    > # delivery support.
    > source-pdos:
    > --
    > 2.17.1
    >

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