dt-bindings: phy: mxs-usb-phy: add imx8qxp compatible

Add "fsl,imx8qxp-usbphy" compatible.

Signed-off-by: Xu Yang <xu.yang_2@nxp.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20240926073951.783869-2-xu.yang_2@nxp.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>

Author: Xu Yang

Documentation/devicetree/bindings/phy/fsl,mxs-usbphy.yaml

@@ -32,6 +32,7 @@ properties:
           - enum:
               - fsl,imx8dxl-usbphy
               - fsl,imx8qm-usbphy
+              - fsl,imx8qxp-usbphy
               - fsl,imx8ulp-usbphy
           - const: fsl,imx7ulp-usbphy