Commit fb67c6c7 authored by Conor Dooley's avatar Conor Dooley Committed by Greg Kroah-Hartman
Browse files

dt-bindings: musb: mpfs: add ULPI external vbus support 



Add a property to allow configuring the musb controller on PolarFire SoC
to use an external vbus for ULPI PHYs.

Signed-off-by: default avatarConor Dooley <conor.dooley@microchip.com>
Acked-by: default avatarKrzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240531-fountain-plating-1d3739422a26@wendy


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent e44f31e2

Documentation/devicetree/bindings/usb/microchip,mpfs-musb.yaml

+7 −0
Original line number Diff line number Diff line
@@ -34,6 +34,13 @@ properties: 
  clocks:

    maxItems: 1



  microchip,ext-vbus-drv:

    description:

      Some ULPI USB PHYs do not support an internal VBUS supply and driving

      the CPEN pin requires the configuration of the UPLI_USE__EXTVBUS

      bit in ULPI_BUSCONTROL.

    $ref: /schemas/types.yaml#/definitions/flag



required:

  - compatible

  - reg