FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/usb/dwc2.yaml

     # SPDX-License-Identifier: GPL-2.0
     %YAML 1.2
     ---
     $id: http://devicetree.org/schemas/usb/dwc2.yaml#
     $schema: http://devicetree.org/meta-schemas/core.yaml#
     
     title: DesignWare HS OTG USB 2.0 controller Bindings
     
     maintainers:
      - Rob Herring <robh@kernel.org>
    
    allOf:
      - $ref: usb-drd.yaml#
      - $ref: usb-hcd.yaml#
    
    properties:
      compatible:
        oneOf:
          - const: brcm,bcm2835-usb
          - const: hisilicon,hi6220-usb
          - const: ingenic,jz4775-otg
          - const: ingenic,jz4780-otg
          - const: ingenic,x1000-otg
          - const: ingenic,x1600-otg
          - const: ingenic,x1700-otg
          - const: ingenic,x1830-otg
          - const: ingenic,x2000-otg
          - items:
              - const: rockchip,rk3066-usb
              - const: snps,dwc2
          - items:
              - enum:
                  - rockchip,px30-usb
                  - rockchip,rk3036-usb
                  - rockchip,rk3188-usb
                  - rockchip,rk3228-usb
                  - rockchip,rk3288-usb
                  - rockchip,rk3308-usb
                  - rockchip,rk3328-usb
                  - rockchip,rk3368-usb
                  - rockchip,rv1108-usb
              - const: rockchip,rk3066-usb
              - const: snps,dwc2
          - const: lantiq,arx100-usb
          - const: lantiq,xrx200-usb
          - items:
              - enum:
                  - amlogic,meson8-usb
                  - amlogic,meson8b-usb
                  - amlogic,meson-gxbb-usb
                  - amlogic,meson-g12a-usb
                  - intel,socfpga-agilex-hsotg
              - const: snps,dwc2
          - const: amcc,dwc-otg
          - const: apm,apm82181-dwc-otg
          - const: snps,dwc2
          - const: st,stm32f4x9-fsotg
          - const: st,stm32f4x9-hsotg
          - const: st,stm32f7-hsotg
          - const: st,stm32mp15-fsotg
          - items:
              - const: st,stm32mp15-hsotg
              - const: snps,dwc2
          - const: samsung,s3c6400-hsotg
          - const: intel,socfpga-agilex-hsotg
    
      reg:
        maxItems: 1
    
      interrupts:
        maxItems: 1
    
      clocks:
        maxItems: 1
    
      clock-names:
        items:
          - const: otg
    
      disable-over-current:
        type: boolean
        description: whether to disable detection of over-current condition.
    
      iommus:
        maxItems: 1
    
      resets:
        items:
          - description: common reset
          - description: ecc reset
        minItems: 1
    
      reset-names:
        items:
          - const: dwc2
          - const: dwc2-ecc
        minItems: 1
    
      phys:
       maxItems: 1
   
     phy-names:
       const: usb2-phy
   
     power-domains:
       maxItems: 1
   
     vbus-supply:
       description: reference to the VBUS regulator. Depending on the current mode
         this is enabled (in "host" mode") or disabled (in "peripheral" mode). The
         regulator is updated if the controller is configured in "otg" mode and the
         status changes between "host" and "peripheral".
   
     vusb_d-supply:
       description: phandle to voltage regulator of digital section,
   
     vusb_a-supply:
       description: phandle to voltage regulator of analog section.
   
     usb33d-supply:
       description: reference to the VBUS and ID sensing comparators supply, in
         order to perform OTG operation, used on STM32MP15 SoCs.
   
     dr_mode: true
   
     otg-rev: true
   
     hnp-disable: true
   
     srp-disable: true
   
     usb-role-switch: true
   
     role-switch-default-mode: true
   
     g-rx-fifo-size:
       $ref: /schemas/types.yaml#/definitions/uint32
       description: size of rx fifo size in gadget mode.
   
     g-np-tx-fifo-size:
       $ref: /schemas/types.yaml#/definitions/uint32
       description: size of non-periodic tx fifo size in gadget mode.
   
     g-tx-fifo-size:
       $ref: /schemas/types.yaml#/definitions/uint32-array
       description: size of periodic tx fifo per endpoint (except ep0) in gadget mode.
   
     snps,need-phy-for-wake:
       $ref: /schemas/types.yaml#/definitions/flag
       description: If present indicates that the phy needs to be left on for
         remote wakeup during suspend.
   
     snps,reset-phy-on-wake:
       $ref: /schemas/types.yaml#/definitions/flag
       description: If present indicates that we need to reset the PHY when we
         detect a wakeup. This is due to a hardware errata.
   
     port:
       description:
         Any connector to the data bus of this controller should be modelled
         using the OF graph bindings specified, if the "usb-role-switch"
         property is used.
       $ref: /schemas/graph.yaml#/properties/port
   
     tpl-support: true
   
   dependencies:
     port: [ usb-role-switch ]
     role-switch-default-mode: [ usb-role-switch ]
   
   required:
     - compatible
     - reg
     - interrupts
     - clocks
     - clock-names
   
   additionalProperties: false
   
   examples:
     - |
         usb@101c0000 {
           compatible = "rockchip,rk3066-usb", "snps,dwc2";
           reg = <0x10180000 0x40000>;
           interrupts = <18>;
           clocks = <&usb_otg_ahb_clk>;
           clock-names = "otg";
           phys = <&usbphy>;
           phy-names = "usb2-phy";
         };
   
   ...

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