diff options
Diffstat (limited to 'drivers/usb/core/Kconfig')
| -rw-r--r-- | drivers/usb/core/Kconfig | 55 |
1 files changed, 25 insertions, 30 deletions
diff --git a/drivers/usb/core/Kconfig b/drivers/usb/core/Kconfig index f70c1a1694a..1060657ca1b 100644 --- a/drivers/usb/core/Kconfig +++ b/drivers/usb/core/Kconfig @@ -1,18 +1,8 @@ # # USB Core configuration # -config USB_DEBUG - bool "USB verbose debug messages" - depends on USB - help - Say Y here if you want the USB core & hub drivers to produce a bunch - of debug messages to the system log. Select this if you are having a - problem with USB support and want to see more of what is going on. - config USB_ANNOUNCE_NEW_DEVICES bool "USB announce new devices" - depends on USB - default N help Say Y here if you want the USB core to always announce the idVendor, idProduct, Manufacturer, Product, and SerialNumber @@ -25,11 +15,24 @@ config USB_ANNOUNCE_NEW_DEVICES log, or have any doubts about this, say N here. comment "Miscellaneous USB options" - depends on USB + +config USB_DEFAULT_PERSIST + bool "Enable USB persist by default" + default y + help + Say N here if you don't want USB power session persistence + enabled by default. If you say N it will make suspended USB + devices that lose power get reenumerated as if they had been + unplugged, causing any mounted filesystems to be lost. The + persist feature can still be enabled for individual devices + through the power/persist sysfs node. See + Documentation/usb/persist.txt for more info. + + If you have any questions about this, say Y here, only say N + if you know exactly what you are doing. config USB_DYNAMIC_MINORS bool "Dynamic USB minor allocation" - depends on USB help If you say Y here, the USB subsystem will use dynamic minor allocation for any device that uses the USB major number. @@ -38,26 +41,9 @@ config USB_DYNAMIC_MINORS If you are unsure about this, say N here. -config USB_SUSPEND - bool "USB runtime power management (autosuspend) and wakeup" - depends on USB && PM_RUNTIME - help - If you say Y here, you can use driver calls or the sysfs - "power/control" file to enable or disable autosuspend for - individual USB peripherals (see - Documentation/usb/power-management.txt for more details). - - Also, USB "remote wakeup" signaling is supported, whereby some - USB devices (like keyboards and network adapters) can wake up - their parent hub. That wakeup cascades up the USB tree, and - could wake the system from states like suspend-to-RAM. - - If you are unsure about this, say N here. - config USB_OTG bool "OTG support" - depends on USB - depends on USB_SUSPEND + depends on PM_RUNTIME default n help The most notable feature of USB OTG is support for a @@ -95,3 +81,12 @@ config USB_OTG_BLACKLIST_HUB and software costs by not supporting external hubs. So are "Embedded Hosts" that don't offer OTG support. +config USB_OTG_FSM + tristate "USB 2.0 OTG FSM implementation" + depends on USB + select USB_OTG + select USB_PHY + help + Implements OTG Finite State Machine as specified in On-The-Go + and Embedded Host Supplement to the USB Revision 2.0 Specification. + |