|_ Port 4: Dev 4, If 1, Class=Wireless, Driver=btusb, 12M |_ Port 4: Dev 4, If 0, Class=Wireless, Driver=btusb, 12M |_ Port 3: Dev 3, If 0, Class=Vendor Specific Class, Driver=, 12M |_ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/6p, 480M : Bus 01.Port 1: Dev 1, Class=root_hub, Driver=ehci-pci/3p, 480M |_ Port 5: Dev 4, If 0, Class=Chip/SmartCard, Driver=, 12M |_ Port 4: Dev 3, If 10, Class=CDC Data, Driver=cdc_acm, 480M |_ Port 4: Dev 3, If 9, Class=Communications, Driver=cdc_acm, 480M |_ Port 4: Dev 3, If 8, Class=Communications, Driver=cdc_wdm, 480M |_ Port 4: Dev 3, If 7, Class=CDC Data, Driver=cdc_ncm, 480M |_ Port 4: Dev 3, If 6, Class=Communications, Driver=cdc_ncm, 480M |_ Port 4: Dev 3, If 5, Class=Communications, Driver=cdc_wdm, 480M |_ Port 4: Dev 3, If 4, Class=CDC Data, Driver=cdc_acm, 480M |_ Port 4: Dev 3, If 3, Class=Communications, Driver=cdc_acm, 480M
|_ Port 4: Dev 3, If 2, Class=CDC Data, Driver=cdc_acm, 480M |_ Port 4: Dev 3, If 1, Class=Communications, Driver=cdc_acm, 480M |_ Port 4: Dev 3, If 0, Class=Communications, Driver=, 480M |_ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/8p, 480M : Bus 02.Port 1: Dev 1, Class=root_hub, Driver=ehci-pci/3p, 480M However, my Linux Mint 17.2 (based on Ubuntu 14.04) does not recognize it. I have a laptop Thinkpad T520 with the dockstation Lenovo 4338-35 which has one USB 3.0 port (it's blue, marked with SS).