Commit 8dcb5a11 authored by Hanjie Lin's avatar Hanjie Lin Committed by Felipe Balbi
Browse files

dt-bindings: usb: dwc3: Add the Amlogic A1 Family DWC3 Glue Bindings 



The Amlogic A1 SoC Family embeds 1 USB Controllers:
 - a DWC3 IP configured as Host for USB2 and USB3

A glue connects the controllers to the USB2 PHY of A1 SoC.

Reviewed-by: default avatarRob Herring <robh@kernel.org>
Signed-off-by: default avatarYue Wang <yue.wang@amlogic.com>
Signed-off-by: default avatarHanjie Lin <hanjie.lin@amlogic.com>
Signed-off-by: default avatarFelipe Balbi <balbi@kernel.org>
parent 48ba02b2

Documentation/devicetree/bindings/usb/amlogic,meson-g12a-usb-ctrl.yaml

+23 −0
Original line number Diff line number Diff line
@@ -22,10 +22,14 @@ description: | 
  The DWC3 Glue controls the PHY routing and power, an interrupt line is

  connected to the Glue to serve as OTG ID change detection.



  The Amlogic A1 embeds a DWC3 USB IP Core configured for USB2 in

  host-only mode.



properties:

  compatible:

    enum:

      - amlogic,meson-g12a-usb-ctrl

      - amlogic,meson-a1-usb-ctrl



  ranges: true
@@ -84,6 +88,25 @@ required: 
  - phys

  - dr_mode



allOf:

  - if:

      properties:

        compatible:

          enum:

            - amlogic,meson-a1-usb-ctrl



    then:

      properties:

        clocks:

          minItems: 3

        clock-names:

          items:

            - const: usb_ctrl

            - const: usb_bus

            - const: xtal_usb_ctrl

      required:

        - clock-names



examples:

  - |

    usb: usb@ffe09000 {

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