Commit b43889fc authored by Radhey Shyam Pandey's avatar Radhey Shyam Pandey Committed by Greg Kroah-Hartman
Browse files

dt-bindings: usb: dwc3-xilinx: Describe the reset constraint for the versal platform 



AMD Versal platform USB 2.0 IP controller receives one reset input from
the SoC controlled by the CRL.RST_USB [RESET] register so accordingly
describe reset constraints.

Signed-off-by: default avatarRadhey Shyam Pandey <radhey.shyam.pandey@amd.com>
Reviewed-by: default avatarKrzysztof Kozlowski <krzk@kernel.org>
Link: https://patch.msgid.link/20251114123239.1929255-1-radhey.shyam.pandey@amd.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent de7275cb

Documentation/devicetree/bindings/usb/dwc3-xilinx.yaml

+22 −0
Original line number Diff line number Diff line
@@ -47,6 +47,7 @@ properties: 
      - const: ref_clk



  resets:

    minItems: 1

    description:

      A list of phandles for resets listed in reset-names.
@@ -56,6 +57,7 @@ properties: 
      - description: USB APB reset



  reset-names:

    minItems: 1

    items:

      - const: usb_crst

      - const: usb_hibrst
@@ -95,6 +97,26 @@ required: 
  - resets

  - reset-names



allOf:

  - if:

      properties:

        compatible:

          contains:

            enum:

              - xlnx,versal-dwc3

    then:

      properties:

        resets:

          maxItems: 1

        reset-names:

          maxItems: 1

    else:

      properties:

        resets:

          minItems: 3

        reset-names:

          minItems: 3



additionalProperties: false



examples: