dmesg | grep usb
[ 0.271727@0] usbcore: registered new interface driver usbfs
[ 0.271815@0] usbcore: registered new interface driver hub
[ 0.271920@0] usbcore: registered new device driver usb
[ 0.335615@1] usbcore: registered new interface driver smsc95xx
[ 0.336497@1] usbcore: registered new interface driver usb-storage
[ 0.336699@1] usbcore: registered new interface driver usbserial
[ 0.336785@1] usbcore: registered new interface driver usbserial_generic
[ 0.336865@1] usbserial: USB Serial support registered for generic
[ 0.336945@1] usbcore: registered new interface driver pl2303
[ 0.337018@1] usbserial: USB Serial support registered for pl2303
[ 0.337477@1] amlogic-new-usb2 d0078000.usb2phy: USB2 phy probe:phy_mem:0xd0078000, iomap phy_base:0xffffff8000388000
[ 0.337644@1] amlogic-new-usb3 d0078080.usb3phy: This phy has no usb port
[ 0.337671@1] amlogic-new-usb3 d0078080.usb3phy: USB3 phy probe:phy_mem:0xd0078080, iomap phy_base:0xffffff800038a080
[ 0.342338@1] usbcore: registered new interface driver usbhid
[ 0.342348@1] usbhid: USB HID core driver
[ 1.987853@2] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[ 1.987860@2] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.987866@2] usb usb1: Product: xHCI Host Controller
[ 1.987872@2] usb usb1: Manufacturer: Linux 3.14.29 xhci-hcd
[ 1.987877@2] usb usb1: SerialNumber: xhci-hcd.0.auto
[ 1.988786@1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003
[ 1.988794@1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.988800@1] usb usb2: Product: xHCI Host Controller
[ 1.988806@1] usb usb2: Manufacturer: Linux 3.14.29 xhci-hcd
[ 1.988811@1] usb usb2: SerialNumber: xhci-hcd.0.auto
[ 2.261042@3] dwc_otg: usb0: type: 2 speed: 0, config: 0, dma: 0, id: 0, phy: d0078000, ctrl: 0
[ 2.261054@3] dwc_otg_driver_probe host only, not probe usb_otg!!!
[ 2.308124@2] usb 1-1: new high-speed USB device number 2 using xhci-hcd
[ 2.449352@2] usb 1-1: New USB device found, idVendor=05e3, idProduct=0610
[ 2.449363@2] usb 1-1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[ 2.449368@2] usb 1-1: Product: USB2.0 Hub
[ 2.618108@3] usb 1-2: new high-speed USB device number 3 using xhci-hcd
[ 2.768388@3] usb 1-2: New USB device found, idVendor=0bda, idProduct=c811
[ 2.768399@3] usb 1-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 2.768404@3] usb 1-2: Product: 802.11ac NIC
[ 2.768409@3] usb 1-2: Manufacturer: Realtek
[ 2.768413@3] usb 1-2: SerialNumber: 123456