federico@Federico-N53SV:~$ dmesg |grep -i usb
[    0.634501] ACPI: bus type USB registered
[    0.634520] usbcore: registered new interface driver usbfs
[    0.634531] usbcore: registered new interface driver hub
[    0.634557] usbcore: registered new device driver usb
[    1.591255] xhci_hcd 0000:04:00.0: new USB bus registered, assigned bus number 1
[    1.725832] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[    1.725835] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    1.725837] usb usb1: Product: xHCI Host Controller
[    1.725839] usb usb1: Manufacturer: Linux 4.2.0-23-generic xhci-hcd
[    1.725840] usb usb1: SerialNumber: 0000:04:00.0
[    1.725977] hub 1-0:1.0: USB hub found
[    1.726079] xhci_hcd 0000:04:00.0: new USB bus registered, assigned bus number 2
[    1.726100] usb usb2: We don't know the algorithms for LPM for this host, disabling LPM.
[    1.726120] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003
[    1.726122] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    1.726124] usb usb2: Product: xHCI Host Controller
[    1.726126] usb usb2: Manufacturer: Linux 4.2.0-23-generic xhci-hcd
[    1.726128] usb usb2: SerialNumber: 0000:04:00.0
[    1.726248] hub 2-0:1.0: USB hub found
[    1.726355] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[    1.726484] ehci-pci 0000:00:1a.0: new USB bus registered, assigned bus number 3
[    1.742446] ehci-pci 0000:00:1a.0: USB 2.0 started, EHCI 1.00
[    1.742530] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002
[    1.742533] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    1.742535] usb usb3: Product: EHCI Host Controller
[    1.742537] usb usb3: Manufacturer: Linux 4.2.0-23-generic ehci_hcd
[    1.742539] usb usb3: SerialNumber: 0000:00:1a.0
[    1.742798] hub 3-0:1.0: USB hub found
[    1.743081] ehci-pci 0000:00:1d.0: new USB bus registered, assigned bus number 4
[    1.758451] ehci-pci 0000:00:1d.0: USB 2.0 started, EHCI 1.00
[    1.758529] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002
[    1.758532] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[    1.758534] usb usb4: Product: EHCI Host Controller
[    1.758536] usb usb4: Manufacturer: Linux 4.2.0-23-generic ehci_hcd
[    1.758538] usb usb4: SerialNumber: 0000:00:1d.0
[    1.758793] hub 4-0:1.0: USB hub found
[    1.758954] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    1.758984] uhci_hcd: USB Universal Host Controller Interface driver
[    2.054306] usb 3-1: new high-speed USB device number 2 using ehci-pci
[    2.070303] usb 4-1: new high-speed USB device number 2 using ehci-pci
[    2.187004] usb 3-1: New USB device found, idVendor=8087, idProduct=0024
[    2.187006] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[    2.187434] hub 3-1:1.0: USB hub found
[    2.202801] usb 4-1: New USB device found, idVendor=8087, idProduct=0024
[    2.202802] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[    2.203131] hub 4-1:1.0: USB hub found
[    2.458225] usb 3-1.1: new full-speed USB device number 3 using ehci-pci
[    2.474193] usb 4-1.4: new full-speed USB device number 3 using ehci-pci
[    2.551036] usb 3-1.1: New USB device found, idVendor=13d3, idProduct=3304
[    2.551041] usb 3-1.1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[    2.570389] usb 4-1.4: New USB device found, idVendor=046d, idProduct=c52b
[    2.570390] usb 4-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[    2.570391] usb 4-1.4: Product: USB Receiver
[    2.570392] usb 4-1.4: Manufacturer: Logitech
[    2.581088] usbcore: registered new interface driver usbhid
[    2.581089] usbhid: USB HID core driver
[    2.584051] logitech-djreceiver 0003:046D:C52B.0003: hiddev0,hidraw0: USB HID v1.11 Device [Logitech USB Receiver] on usb-0000:00:1d.0-1.4/input2
[    2.626196] usb 3-1.2: new high-speed USB device number 4 using ehci-pci
[    2.701448] input: Logitech M325 as /devices/pci0000:00/0000:00:1d.0/usb4/4-1/4-1.4/4-1.4:1.2/0003:046D:C52B.0003/0003:046D:400A.0004/input/input14
[    2.701562] logitech-hidpp-device 0003:046D:400A.0004: input,hidraw1: USB HID v1.11 Mouse [Logitech M325] on usb-0000:00:1d.0-1.4:1
[    2.756654] usb 3-1.2: New USB device found, idVendor=13d3, idProduct=5122
[    2.756657] usb 3-1.2: New USB device strings: Mfr=2, Product=1, SerialNumber=3
[    2.756659] usb 3-1.2: Product: USB2.0 UVC 2M WebCam
[    2.756661] usb 3-1.2: Manufacturer: USB2.0 UVC 2M WebCam
[    2.756662] usb 3-1.2: SerialNumber: USB2.0 UVC 2M WebCam
[   21.103079] usbcore: registered new interface driver btusb
[   21.504563] usbcore: registered new interface driver ath3k
[   21.693234] usb 3-1.1: USB disconnect, device number 3
[   22.147886] usb 3-1.1: new full-speed USB device number 5 using ehci-pci
[   22.240795] usb 3-1.1: New USB device found, idVendor=0cf3, idProduct=3005
[   22.240799] usb 3-1.1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[   22.337332] uvcvideo: Found UVC 1.00 device USB2.0 UVC 2M WebCam (13d3:5122)
[   22.348725] input: USB2.0 UVC 2M WebCam as /devices/pci0000:00/0000:00:1a.0/usb3/3-1/3-1.2/3-1.2:1.0/input/input19
[   22.348812] usbcore: registered new interface driver uvcvideo
[   22.348813] USB Video Class driver (1.1.1)
[  433.898008] usb 4-1.2: new high-speed USB device number 4 using ehci-pci
[  433.990821] usb 4-1.2: New USB device found, idVendor=0781, idProduct=550a
[  433.990839] usb 4-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  433.990845] usb 4-1.2: Product: Cruzer Pattern
[  433.990849] usb 4-1.2: Manufacturer: SanDisk
[  433.990854] usb 4-1.2: SerialNumber: 3513931D5F411465
[  434.246466] usb-storage 4-1.2:1.0: USB Mass Storage device detected
[  434.246601] scsi host6: usb-storage 4-1.2:1.0
[  434.246765] usbcore: registered new interface driver usb-storage
[  434.270629] usbcore: registered new interface driver uas
[  612.585705] usb 4-1.2: USB disconnect, device number 4
[  614.319780] usb 4-1.2: new high-speed USB device number 5 using ehci-pci
[  614.412629] usb 4-1.2: New USB device found, idVendor=0781, idProduct=550a
[  614.412639] usb 4-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  614.412644] usb 4-1.2: Product: Cruzer Pattern
[  614.412649] usb 4-1.2: Manufacturer: SanDisk
[  614.412653] usb 4-1.2: SerialNumber: 3513931D5F411465
[  614.413203] usb-storage 4-1.2:1.0: USB Mass Storage device detected
[  614.413650] scsi host7: usb-storage 4-1.2:1.0
[  650.205461] usb 4-1.2: USB disconnect, device number 5
[  670.875818] usb 4-1.2: new high-speed USB device number 6 using ehci-pci
[  670.969523] usb 4-1.2: New USB device found, idVendor=0781, idProduct=550a
[  670.969533] usb 4-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  670.969539] usb 4-1.2: Product: Cruzer Pattern
[  670.969543] usb 4-1.2: Manufacturer: SanDisk
[  670.969547] usb 4-1.2: SerialNumber: 3513931D5F411465
[  670.970268] usb-storage 4-1.2:1.0: USB Mass Storage device detected
[  670.970845] scsi host8: usb-storage 4-1.2:1.0
federico@Federico-N53SV:~$