authorized
bAlternateSetting
bInterfaceClass
bInterfaceNumber
bInterfaceProtocol
bInterfaceSubClass
bNumEndpoints
driver
ep_81/
modalias
power/
subsystem
supports_autosuspend
uevent
usb1-port1/
usb1-port2/
usb1-port3/
usb1-port4/