root@xbian:/home/xbian# lsusb
Bus 001 Device 002: ID 0424:9512 Standard Microsystems Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 003: ID 0424:ec00 Standard Microsystems Corp.
Bus 001 Device 004: ID 046a:0011 Cherry GmbH G83 (RS 6000) Keyboard
Bus 001 Device 005: ID 04b4:0100 Cypress Semiconductor Corp. Cino FuzzyScan F760-B

root@xbian:/home/xbian# lsusb
Bus 001 Device 002: ID 0424:9512 Standard Microsystems Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 003: ID 0424:ec00 Standard Microsystems Corp.
Bus 001 Device 004: ID 046a:0011 Cherry GmbH G83 (RS 6000) Keyboard
Bus 001 Device 005: ID 04b4:0100 Cypress Semiconductor Corp. Cino FuzzyScan F760-B
root@xbian:/home/xbian# cat /proc/bus/input/devices
I: Bus=0003 Vendor=046a Product=0011 Version=0110
N: Name="HID 046a:0011"
P: Phys=usb-bcm2708_usb-1.2/input0
S: Sysfs=/devices/platform/bcm2708_usb/usb1/1-1/1-1.2/1-1.2:1.0/input/input0
U: Uniq=
H: Handlers=sysrq kbd event0
B: PROP=0
B: EV=120013
B: KEY=10000 7 ff800000 7ff febeffdf f3cfffff ffffffff fffffffe
B: MSC=10
B: LED=7

I: Bus=0003 Vendor=04b4 Product=0100 Version=0110
N: Name="Cypress Cypress USB Keyboard"
P: Phys=usb-bcm2708_usb-1.3/input0
S: Sysfs=/devices/platform/bcm2708_usb/usb1/1-1/1-1.3/1-1.3:1.0/input/input1
U: Uniq=
H: Handlers=sysrq kbd mouse0 event1
B: PROP=0
B: EV=100017
B: KEY=70000 0 2000000 3878 d801c001 e08effdf 1cfffff ffffffff fffffffe
B: REL=103
B: MSC=10

root@xbian:/home/xbian# udevadm info -q all -n /dev/input/event1
P: /devices/platform/bcm2708_usb/usb1/1-1/1-1.3/1-1.3:1.0/input/input1/event1
N: input/event1
S: input/by-id/usb-Cypress_Cypress_USB_Keyboard-event-mouse
S: input/by-path/platform-bcm2708_usb-usb-0:1.3:1.0-event-mouse
E: DEVLINKS=/dev/input/by-id/usb-Cypress_Cypress_USB_Keyboard-event-mouse /dev/input/by-path/platform-bcm2708_usb-usb-0:1.3:1.0-event-mouse
E: DEVNAME=/dev/input/event1
E: DEVPATH=/devices/platform/bcm2708_usb/usb1/1-1/1-1.3/1-1.3:1.0/input/input1/event1
E: ID_BUS=usb
E: ID_INPUT=1
E: ID_INPUT_KEY=1
E: ID_INPUT_KEYBOARD=1
E: ID_INPUT_MOUSE=1
E: ID_MODEL=Cypress_USB_Keyboard
E: ID_MODEL_ENC=Cypress\x20USB\x20Keyboard
E: ID_MODEL_ID=0100
E: ID_PATH=platform-bcm2708_usb-usb-0:1.3:1.0
E: ID_PATH_TAG=platform-bcm2708_usb-usb-0_1_3_1_0
E: ID_REVISION=0100
E: ID_SERIAL=Cypress_Cypress_USB_Keyboard
E: ID_TYPE=hid
E: ID_USB_DRIVER=usbhid
E: ID_USB_INTERFACES=:030101:
E: ID_USB_INTERFACE_NUM=00
E: ID_VENDOR=Cypress
E: ID_VENDOR_ENC=Cypress
E: ID_VENDOR_ID=04b4
E: MAJOR=13
E: MINOR=65
E: SUBSYSTEM=input
E: UDEV_LOG=3
E: USEC_INITIALIZED=7824079

dmesg

[ 1371.895114] usb 1-1.3: USB disconnect, device number 5
[ 1375.204196] usb 1-1.3: new low-speed USB device number 6 using dwc_otg
[ 1375.312447] usb 1-1.3: New USB device found, idVendor=04b4, idProduct=0100
[ 1375.312476] usb 1-1.3: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 1375.312491] usb 1-1.3: Product: Cypress USB Keyboard
[ 1375.312503] usb 1-1.3: Manufacturer: Cypress
[ 1375.338906] input: Cypress Cypress USB Keyboard as /devices/platform/bcm2708_usb/usb1/1-1/1-1.3/1-1.3:1.0/input/input2
[ 1375.343718] hid-generic 0003:04B4:0100.0003: input,hidraw1: USB HID v1.10 Keyboard [Cypress Cypress USB Keyboard] on usb-bcm2708_usb-1.3/input0