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 > >
