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Diffstat (limited to 'drivers/usb/gadget/legacy/Kconfig')
-rw-r--r--drivers/usb/gadget/legacy/Kconfig59
1 files changed, 33 insertions, 26 deletions
diff --git a/drivers/usb/gadget/legacy/Kconfig b/drivers/usb/gadget/legacy/Kconfig
index 6e7e1a9202e6..f02c38b32a2b 100644
--- a/drivers/usb/gadget/legacy/Kconfig
+++ b/drivers/usb/gadget/legacy/Kconfig
@@ -13,32 +13,28 @@
# With help from a special transceiver and a "Mini-AB" jack, systems with
# both kinds of controller can also support "USB On-the-Go" (CONFIG_USB_OTG).
#
+# A Linux "Gadget Driver" talks to the USB Peripheral Controller
+# driver through the abstract "gadget" API. Some other operating
+# systems call these "client" drivers, of which "class drivers"
+# are a subset (implementing a USB device class specification).
+# A gadget driver implements one or more USB functions using
+# the peripheral hardware.
+#
+# Gadget drivers are hardware-neutral, or "platform independent",
+# except that they sometimes must understand quirks or limitations
+# of the particular controllers they work with. For example, when
+# a controller doesn't support alternate configurations or provide
+# enough of the right types of endpoints, the gadget driver might
+# not be able work with that controller, or might need to implement
+# a less common variant of a device class protocol.
+#
+# The available choices each represent a single precomposed USB
+# gadget configuration. In the device model, each option contains
+# both the device instantiation as a child for a USB gadget
+# controller, and the relevant drivers for each function declared
+# by the device.
-choice
- tristate "USB Gadget precomposed configurations"
- default USB_ETH
- optional
- help
- A Linux "Gadget Driver" talks to the USB Peripheral Controller
- driver through the abstract "gadget" API. Some other operating
- systems call these "client" drivers, of which "class drivers"
- are a subset (implementing a USB device class specification).
- A gadget driver implements one or more USB functions using
- the peripheral hardware.
-
- Gadget drivers are hardware-neutral, or "platform independent",
- except that they sometimes must understand quirks or limitations
- of the particular controllers they work with. For example, when
- a controller doesn't support alternate configurations or provide
- enough of the right types of endpoints, the gadget driver might
- not be able work with that controller, or might need to implement
- a less common variant of a device class protocol.
-
- The available choices each represent a single precomposed USB
- gadget configuration. In the device model, each option contains
- both the device instantiation as a child for a USB gadget
- controller, and the relevant drivers for each function declared
- by the device.
+menu "USB Gadget precomposed configurations"
config USB_ZERO
tristate "Gadget Zero (DEVELOPMENT)"
@@ -516,4 +512,15 @@ config USB_G_WEBCAM
Say "y" to link the driver statically, or "m" to build a
dynamically linked module called "g_webcam".
-endchoice
+config USB_RAW_GADGET
+ tristate "USB Raw Gadget"
+ help
+ USB Raw Gadget is a kernel module that provides a userspace interface
+ for the USB Gadget subsystem. Essentially it allows to emulate USB
+ devices from userspace. See Documentation/usb/raw-gadget.rst for
+ details.
+
+ Say "y" to link the driver statically, or "m" to build a
+ dynamically linked module called "raw_gadget".
+
+endmenu