Re: [PATCH 1/4] dt-bindings: soc: qcom: Introduce PMIC GLINK binding

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On Wed, Aug 17, 2022 at 08:15:09PM -0700, Bjorn Andersson wrote:
> The PMIC GLINK service, running on a coprocessor on some modern Qualcomm
> platforms and implement USB Type-C handling and battery management.
> This binding describes the component in the OS used to communicate with
> the firmware and connect it's resources to those described in the
> Devicetree, particularly the USB Type-C controllers relationship with
> USB and DisplayPort components.
> 
> Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
> ---
>  .../bindings/soc/qcom/qcom,pmic-glink.yaml    | 98 +++++++++++++++++++
>  1 file changed, 98 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/soc/qcom/qcom,pmic-glink.yaml
> 
> diff --git a/Documentation/devicetree/bindings/soc/qcom/qcom,pmic-glink.yaml b/Documentation/devicetree/bindings/soc/qcom/qcom,pmic-glink.yaml
> new file mode 100644
> index 000000000000..3261f9d27a47
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/soc/qcom/qcom,pmic-glink.yaml
> @@ -0,0 +1,98 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/soc/qcom/qcom,pmic-glink.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Qualcomm PMIC GLINK firmware interface for battery management, USB
> +  Type-C and other things.
> +
> +maintainers:
> +  - Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
> +
> +description:
> +  The PMIC GLINK service, running on a coprocessor on some modern Qualcomm
> +  platforms and implement USB Type-C handling and battery management. This
> +  binding describes the component in the OS used to communicate with the
> +  firmware and connect it's resources to those described in the Devicetree,
> +  particularly the USB Type-C controllers relationship with USB and DisplayPort
> +  components.
> +
> +properties:
> +  compatible:
> +    items:
> +      - enum:
> +          - qcom,sc8180x-pmic-glink
> +          - qcom,sc8280xp-pmic-glink
> +          - qcom,sm8350-pmic-glink
> +      - const: qcom,pmic-glink
> +
> +  '#address-cells':
> +    const: 1
> +
> +  '#size-cells':
> +    const: 0
> +
> +patternProperties:
> +  '^connector@\d$':
> +    $ref: /schemas/connector/usb-connector.yaml#
> +    unevaluatedProperties: false
> +
> +required:
> +  - compatible
> +
> +additionalProperties: false
> +
> +examples:
> +  - |+
> +    pmic-glink {
> +        compatible = "qcom,sc8280xp-pmic-glink", "qcom,pmic-glink";
> +
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        connector@0 {
> +            compatible = "usb-c-connector";
> +            reg = <0>;

'reg' causes a warning:

Documentation/devicetree/bindings/soc/qcom/qcom,pmic-glink.example.dtb: pmic-glink: connector@0: Unevaluated properties are not allowed ('reg' was unexpected)

> +            power-role = "dual";
> +            data-role = "dual";
> +
> +            ports {
> +                #address-cells = <1>;
> +                #size-cells = <0>;
> +
> +                port@0 {
> +                    reg = <0>;
> +                    endpoint {
> +                        remote-endpoint = <&usb_role>;
> +                    };
> +                };
> +
> +                port@1 {
> +                    reg = <1>;
> +
> +                    #address-cells = <1>;
> +                    #size-cells = <0>;
> +
> +                    endpoint@0 {
> +                        reg = <0>;
> +                        remote-endpoint = <&qmp_out>;
> +                    };
> +
> +                    endpoint@1 {
> +                        reg = <1>;
> +                        remote-endpoint = <&displayport_hpd>;
> +                    };
> +                };
> +
> +                port@2 {
> +                    reg = <2>;
> +                    endpoint {
> +                        remote-endpoint = <&sbu_mux>;
> +                    };
> +                };
> +            };
> +        };
> +    };
> +...
> +
> -- 
> 2.35.1
> 
> 



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