/sys/devices/pci0000:00/0000:00:1a.0/usb2/2-0:1.0
Directories:

• /sys/devices/pci0000:00/0000:00:1a.0/usb2
• /sys/devices/pci0000:00/0000:00:1a.0/usb2/2-0:1.0/power
• /sys/devices/pci0000:00/0000:00:1a.0/usb2/2-0:1.0/usb2-port1
• /sys/devices/pci0000:00/0000:00:1a.0/usb2/2-0:1.0/ep_81
• /sys/bus/usb/drivers/hub
• /sys/bus/usb
• /sys/devices/pci0000:00/0000:00:1a.0/usb2/2-0:1.0/usb2-port2

Files:

• uevent
• bAlternateSetting
• authorized
• bInterfaceSubClass
• bInterfaceNumber
• bInterfaceProtocol
• bInterfaceClass
• bNumEndpoints
• supports_autosuspend
• modalias