1What:		/config/usb-gadget
2Date:		Jun 2013
3KenelVersion:	3.11
4Description:
5		This group contains sub-groups corresponding to created
6		USB gadgets.
7
8What:		/config/usb-gadget/gadget
9Date:		Jun 2013
10KenelVersion:	3.11
11Description:
12
13		The attributes of a gadget:
14
15		UDC		- bind a gadget to UDC/unbind a gadget;
16				write UDC's name found in /sys/class/udc/*
17				to bind a gadget, empty string "" to unbind.
18
19		bDeviceClass	- USB device class code
20		bDeviceSubClass	- USB device subclass code
21		bDeviceProtocol	- USB device protocol code
22		bMaxPacketSize0	- maximum endpoint 0 packet size
23		bcdDevice	- bcd device release number
24		bcdUSB		- bcd USB specification version number
25		idProduct	- product ID
26		idVendor	- vendor ID
27
28What:		/config/usb-gadget/gadget/configs
29Date:		Jun 2013
30KenelVersion:	3.11
31Description:
32		This group contains a USB gadget's configurations
33
34What:		/config/usb-gadget/gadget/configs/config
35Date:		Jun 2013
36KernelVersion:	3.11
37Description:
38		The attributes of a configuration:
39
40		bmAttributes	- configuration characteristics
41		MaxPower	- maximum power consumption from the bus
42
43What:		/config/usb-gadget/gadget/configs/config/strings
44Date:		Jun 2013
45KernelVersion:	3.11
46Description:
47		This group contains subdirectories for language-specific
48		strings for this configuration.
49
50What:		/config/usb-gadget/gadget/configs/config/strings/language
51Date:		Jun 2013
52KernelVersion:	3.11
53Description:
54		The attributes:
55
56		configuration	- configuration description
57
58
59What:		/config/usb-gadget/gadget/functions
60Date:		Jun 2013
61KenelVersion:	3.11
62Description:
63		This group contains functions available to this USB gadget.
64
65What:		/config/usb-gadget/gadget/strings
66Date:		Jun 2013
67KenelVersion:	3.11
68Description:
69		This group contains subdirectories for language-specific
70		strings for this gadget.
71
72What:		/config/usb-gadget/gadget/strings/language
73Date:		Jun 2013
74KenelVersion:	3.11
75Description:
76		The attributes:
77
78		serialnumber	- gadget's serial number (string)
79		product		- gadget's product description
80		manufacturer	- gadget's manufacturer description
81
82