lsusb -tv
5-2:1.0: No such file or directory
/:  Bus 08.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M
/:  Bus 07.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M
/:  Bus 06.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M
/:  Bus 05.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M
    |__ Port 2: Dev 2, If 0, Class=>ifc, Driver=, 12M
/:  Bus 04.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M
    |__ Port 1: Dev 2, If 0, Class='bInterfaceClass 0xe0 not yet handled', Driver=btusb, 12M
    |__ Port 1: Dev 2, If 1, Class='bInterfaceClass 0xe0 not yet handled', Driver=btusb, 12M
    |__ Port 2: Dev 3, If 0, Class=HID, Driver=usbhid, 1.5M
    |__ Port 2: Dev 3, If 1, Class=HID, Driver=usbhid, 1.5M
/:  Bus 03.Port 1: Dev 1, Class=root_hub, Driver=uhci_hcd/2p, 12M
    |__ Port 2: Dev 2, If 0, Class=audio, Driver=snd-usb-audio, 12M
    |__ Port 2: Dev 2, If 1, Class=audio, Driver=snd-usb-audio, 12M
    |__ Port 2: Dev 2, If 2, Class=audio, Driver=snd-usb-audio, 12M
    |__ Port 2: Dev 2, If 3, Class=HID, Driver=usbfs, 12M
/:  Bus 02.Port 1: Dev 1, Class=root_hub, Driver=ehci_hcd/6p, 480M
/:  Bus 01.Port 1: Dev 1, Class=root_hub, Driver=ehci_hcd/6p, 480M