Merge tag 'nfs-for-3.14-1' of git://git.linux-nfs.org/projects/trondmy/linux-nfs
[deliverable/linux.git] / drivers / usb / Kconfig
1 #
2 # USB device configuration
3 #
4
5 # These are unused now, remove them once they are no longer selected
6 config USB_ARCH_HAS_OHCI
7 bool
8
9 config USB_OHCI_BIG_ENDIAN_DESC
10 bool
11
12 config USB_OHCI_BIG_ENDIAN_MMIO
13 bool
14
15 config USB_OHCI_LITTLE_ENDIAN
16 bool
17 default n if STB03xxx || PPC_MPC52xx
18 default y
19
20 config USB_ARCH_HAS_EHCI
21 bool
22
23 config USB_EHCI_BIG_ENDIAN_MMIO
24 bool
25
26 config USB_EHCI_BIG_ENDIAN_DESC
27 bool
28
29 config USB_ARCH_HAS_XHCI
30 bool
31
32 menuconfig USB_SUPPORT
33 bool "USB support"
34 depends on HAS_IOMEM
35 default y
36 ---help---
37 This option adds core support for Universal Serial Bus (USB).
38 You will also need drivers from the following menu to make use of it.
39
40 if USB_SUPPORT
41
42 config USB_COMMON
43 tristate
44 default y
45 depends on USB || USB_GADGET
46
47 config USB_ARCH_HAS_HCD
48 def_bool y
49
50 # ARM SA1111 chips have a non-PCI based "OHCI-compatible" USB host interface.
51 config USB
52 tristate "Support for Host-side USB"
53 depends on USB_ARCH_HAS_HCD
54 select NLS # for UTF-8 strings
55 ---help---
56 Universal Serial Bus (USB) is a specification for a serial bus
57 subsystem which offers higher speeds and more features than the
58 traditional PC serial port. The bus supplies power to peripherals
59 and allows for hot swapping. Up to 127 USB peripherals can be
60 connected to a single USB host in a tree structure.
61
62 The USB host is the root of the tree, the peripherals are the
63 leaves and the inner nodes are special USB devices called hubs.
64 Most PCs now have USB host ports, used to connect peripherals
65 such as scanners, keyboards, mice, modems, cameras, disks,
66 flash memory, network links, and printers to the PC.
67
68 Say Y here if your computer has a host-side USB port and you want
69 to use USB devices. You then need to say Y to at least one of the
70 Host Controller Driver (HCD) options below. Choose a USB 1.1
71 controller, such as "UHCI HCD support" or "OHCI HCD support",
72 and "EHCI HCD (USB 2.0) support" except for older systems that
73 do not have USB 2.0 support. It doesn't normally hurt to select
74 them all if you are not certain.
75
76 If your system has a device-side USB port, used in the peripheral
77 side of the USB protocol, see the "USB Gadget" framework instead.
78
79 After choosing your HCD, then select drivers for the USB peripherals
80 you'll be using. You may want to check out the information provided
81 in <file:Documentation/usb/> and especially the links given in
82 <file:Documentation/usb/usb-help.txt>.
83
84 To compile this driver as a module, choose M here: the
85 module will be called usbcore.
86
87 if USB
88
89 source "drivers/usb/core/Kconfig"
90
91 source "drivers/usb/mon/Kconfig"
92
93 source "drivers/usb/wusbcore/Kconfig"
94
95 source "drivers/usb/host/Kconfig"
96
97 source "drivers/usb/renesas_usbhs/Kconfig"
98
99 source "drivers/usb/class/Kconfig"
100
101 source "drivers/usb/storage/Kconfig"
102
103 source "drivers/usb/image/Kconfig"
104
105 endif
106
107 source "drivers/usb/musb/Kconfig"
108
109 source "drivers/usb/dwc3/Kconfig"
110
111 source "drivers/usb/dwc2/Kconfig"
112
113 source "drivers/usb/chipidea/Kconfig"
114
115 comment "USB port drivers"
116
117 if USB
118
119 config USB_USS720
120 tristate "USS720 parport driver"
121 depends on PARPORT
122 select PARPORT_NOT_PC
123 ---help---
124 This driver is for USB parallel port adapters that use the Lucent
125 Technologies USS-720 chip. These cables are plugged into your USB
126 port and provide USB compatibility to peripherals designed with
127 parallel port interfaces.
128
129 The chip has two modes: automatic mode and manual mode. In automatic
130 mode, it looks to the computer like a standard USB printer. Only
131 printers may be connected to the USS-720 in this mode. The generic
132 USB printer driver ("USB Printer support", above) may be used in
133 that mode, and you can say N here if you want to use the chip only
134 in this mode.
135
136 Manual mode is not limited to printers, any parallel port
137 device should work. This driver utilizes manual mode.
138 Note however that some operations are three orders of magnitude
139 slower than on a PCI/ISA Parallel Port, so timing critical
140 applications might not work.
141
142 Say Y here if you own an USS-720 USB->Parport cable and intend to
143 connect anything other than a printer to it.
144
145 To compile this driver as a module, choose M here: the
146 module will be called uss720.
147
148 source "drivers/usb/serial/Kconfig"
149
150 source "drivers/usb/misc/Kconfig"
151
152 source "drivers/usb/atm/Kconfig"
153
154 endif # USB
155
156 source "drivers/usb/phy/Kconfig"
157
158 source "drivers/usb/gadget/Kconfig"
159
160 endif # USB_SUPPORT
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