From: Conor Dooley Date: Fri, 31 May 2024 07:04:31 +0000 (+0100) Subject: dt-bindings: musb: mpfs: add ULPI external vbus support X-Git-Tag: v6.11-rc1~102^2~99 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=fb67c6c7bc5850e3159a03ca530d2d74484516f3;p=thirdparty%2Fkernel%2Flinux.git 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: Conor Dooley Acked-by: Krzysztof Kozlowski Link: https://lore.kernel.org/r/20240531-fountain-plating-1d3739422a26@wendy Signed-off-by: Greg Kroah-Hartman --- diff --git a/Documentation/devicetree/bindings/usb/microchip,mpfs-musb.yaml b/Documentation/devicetree/bindings/usb/microchip,mpfs-musb.yaml index c5e9ce2e7bc2a..27b909de49922 100644 --- a/Documentation/devicetree/bindings/usb/microchip,mpfs-musb.yaml +++ b/Documentation/devicetree/bindings/usb/microchip,mpfs-musb.yaml @@ -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