Commit b3f8e6ae authored by Stefan Wahren's avatar Stefan Wahren Committed by Greg Kroah-Hartman
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dt-bindings: usb: xhci: Add support for BCM2711 



The xHCI IP on the BCM2711 SoC is compatible to "brcm,xhci-brcm-v2",
but also requires a power domain. So introduce a new compatible
and the specific constraints. Since the key allOf can only occur
once, merge the reference below.

Signed-off-by: default avatarStefan Wahren <wahrenst@gmx.net>
Reviewed-by: default avatarConor Dooley <conor.dooley@microchip.com>
Reviewed-by: default avatarFlorian Fainelli <florian.fainelli@broadcom.com>
Link: https://lore.kernel.org/r/20231205200531.8232-2-wahrenst@gmx.net


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 855d75cf

Documentation/devicetree/bindings/usb/generic-xhci.yaml

+22 −3
Original line number Diff line number Diff line
@@ -9,9 +9,6 @@ title: USB xHCI Controller 
maintainers:

  - Mathias Nyman <mathias.nyman@intel.com>



allOf:

  - $ref: usb-xhci.yaml#



properties:

  compatible:

    oneOf:
@@ -25,6 +22,11 @@ properties: 
              - marvell,armada-380-xhci

              - marvell,armada-8k-xhci

          - const: generic-xhci

      - description: Broadcom SoCs with power domains

        items:

          - enum:

              - brcm,bcm2711-xhci

          - const: brcm,xhci-brcm-v2

      - description: Broadcom STB SoCs with xHCI

        enum:

          - brcm,xhci-brcm-v2
@@ -49,6 +51,9 @@ properties: 
      - const: core

      - const: reg



  power-domains:

    maxItems: 1



unevaluatedProperties: false



required:
@@ -56,6 +61,20 @@ required: 
  - reg

  - interrupts



allOf:

  - $ref: usb-xhci.yaml#

  - if:

      properties:

        compatible:

          contains:

            const: brcm,bcm2711-xhci

    then:

      required:

        - power-domains

    else:

      properties:

        power-domains: false



examples:

  - |

    usb@f0931000 {