usb: fsl: Set USB_EN bit to select ULPI phy

Set USB_EN bit to select ULPI phy for USB controller version 2.5

Signed-off-by: Nikhil Badola <nikhil.badola@freescale.com>
Signed-off-by: Yinbo Zhu <yinbo.zhu@nxp.com>
Link: https://lore.kernel.org/r/20190624072219.15258-1-yinbo.zhu@nxp.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>