u-boot-brain/drivers/usb/emul/Kconfig

config USB_EMUL
	bool "Support for USB device emulation"
	depends on DM_USB && SANDBOX
	help
	  Since sandbox does not have access to a real USB bus, it is possible
	  to use device emulators instead. This allows testing of the USB
	  stack on sandbox without needing a real device, or any host machine
	  USB resources.
dm: usb: sandbox: Add a uclass for USB device emulation With sandbox we want to be able to emulate USB devices so that we can test the USB stack. Add a uclass to support this. It implements the same operations as a normal USB device driver, but in this case passes them on to an emulation driver. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Marek Vasut <marex@denx.de> 2015-03-26 03:22:37 +09:00			`config USB_EMUL`
			`bool "Support for USB device emulation"`
			`depends on DM_USB && SANDBOX`
			`help`
			`Since sandbox does not have access to a real USB bus, it is possible`
			`to use device emulators instead. This allows testing of the USB`
			`stack on sandbox without needing a real device, or any host machine`
			`USB resources.`