xref: /kernel/linux/linux-6.6/Documentation/devicetree/bindings/phy/qcom,sc8280xp-qmp-usb43dp-phy.yaml

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/phy/qcom,sc8280xp-qmp-usb43dp-phy.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm QMP USB4-USB3-DP PHY controller (SC8280XP)

maintainers:
  - Vinod Koul <vkoul@kernel.org>

description:
  The QMP PHY controller supports physical layer functionality for a number of
  controllers on Qualcomm chipsets, such as, PCIe, UFS and USB.

properties:
  compatible:
    enum:
      - qcom,sc7180-qmp-usb3-dp-phy
      - qcom,sc7280-qmp-usb3-dp-phy
      - qcom,sc8180x-qmp-usb3-dp-phy
      - qcom,sc8280xp-qmp-usb43dp-phy
      - qcom,sdm845-qmp-usb3-dp-phy
      - qcom,sm6350-qmp-usb3-dp-phy
      - qcom,sm8150-qmp-usb3-dp-phy
      - qcom,sm8250-qmp-usb3-dp-phy
      - qcom,sm8350-qmp-usb3-dp-phy
      - qcom,sm8450-qmp-usb3-dp-phy
      - qcom,sm8550-qmp-usb3-dp-phy

  reg:
    maxItems: 1

  clocks:
    minItems: 4
    maxItems: 5

  clock-names:
    minItems: 4
    items:
      - const: aux
      - const: ref
      - const: com_aux
      - const: usb3_pipe
      - const: cfg_ahb

  power-domains:
    maxItems: 1

  resets:
    maxItems: 2

  reset-names:
    items:
      - const: phy
      - const: common

  vdda-phy-supply: true

  vdda-pll-supply: true

  "#clock-cells":
    const: 1
    description:
      See include/dt-bindings/phy/phy-qcom-qmp.h

  "#phy-cells":
    const: 1
    description:
      See include/dt-bindings/phy/phy-qcom-qmp.h

  orientation-switch:
    description:
      Flag the PHY as possible handler of USB Type-C orientation switching
    type: boolean

  ports:
    $ref: /schemas/graph.yaml#/properties/ports
    properties:
      port@0:
        $ref: /schemas/graph.yaml#/properties/port
        description: Output endpoint of the PHY

      port@1:
        $ref: /schemas/graph.yaml#/properties/port
        description: Incoming endpoint from the USB controller

      port@2:
        $ref: /schemas/graph.yaml#/properties/port
        description: Incoming endpoint from the DisplayPort controller

required:
  - compatible
  - reg
  - clocks
  - clock-names
  - resets
  - reset-names
  - vdda-phy-supply
  - vdda-pll-supply
  - "#clock-cells"
  - "#phy-cells"

allOf:
  - if:
      properties:
        compatible:
          enum:
            - qcom,sc7180-qmp-usb3-dp-phy
            - qcom,sdm845-qmp-usb3-dp-phy
    then:
      properties:
        clocks:
          maxItems: 5
        clock-names:
          maxItems: 5
    else:
      properties:
        clocks:
          maxItems: 4
        clock-names:
          maxItems: 4

  - if:
      properties:
        compatible:
          enum:
            - qcom,sc8280xp-qmp-usb43dp-phy
            - qcom,sm6350-qmp-usb3-dp-phy
            - qcom,sm8550-qmp-usb3-dp-phy
    then:
      required:
        - power-domains
    else:
      properties:
        power-domains: false

additionalProperties: false

examples:
  - |
    #include <dt-bindings/clock/qcom,gcc-sc8280xp.h>

    phy@88eb000 {
      compatible = "qcom,sc8280xp-qmp-usb43dp-phy";
      reg = <0x088eb000 0x4000>;

      clocks = <&gcc GCC_USB3_PRIM_PHY_AUX_CLK>,
               <&gcc GCC_USB4_EUD_CLKREF_CLK>,
               <&gcc GCC_USB3_PRIM_PHY_COM_AUX_CLK>,
               <&gcc GCC_USB3_PRIM_PHY_PIPE_CLK>;
      clock-names = "aux", "ref", "com_aux", "usb3_pipe";

      power-domains = <&gcc USB30_PRIM_GDSC>;

      resets = <&gcc GCC_USB3_PHY_PRIM_BCR>,
               <&gcc GCC_USB4_DP_PHY_PRIM_BCR>;
      reset-names = "phy", "common";

      vdda-phy-supply = <&vreg_l9d>;
      vdda-pll-supply = <&vreg_l4d>;

      orientation-switch;

      #clock-cells = <1>;
      #phy-cells = <1>;

      ports {
          #address-cells = <1>;
          #size-cells = <0>;

          port@0 {
              reg = <0>;

              endpoint {
                  remote-endpoint = <&typec_connector_ss>;
              };
          };

          port@1 {
              reg = <1>;

              endpoint {
                  remote-endpoint = <&dwc3_ss_out>;
              };
          };

          port@2 {
              reg = <2>;

              endpoint {
                  remote-endpoint = <&mdss_dp_out>;
              };
          };
      };
    };