Kconfig (1050B)
1# SPDX-License-Identifier: GPL-2.0 2 3config USB_ROLE_SWITCH 4 tristate "USB Role Switch Support" 5 help 6 USB Role Switch is a device that can select the USB role - host or 7 device - for a USB port (connector). In most cases dual-role capable 8 USB controller will also represent the switch, but on some platforms 9 multiplexer/demultiplexer switch is used to route the data lines on 10 the USB connector between separate USB host and device controllers. 11 12 Say Y here if your USB connectors support both device and host roles. 13 To compile the driver as module, choose M here: the module will be 14 called roles.ko. 15 16if USB_ROLE_SWITCH 17 18config USB_ROLES_INTEL_XHCI 19 tristate "Intel XHCI USB Role Switch" 20 depends on ACPI && X86 21 help 22 Driver for the internal USB role switch for switching the USB data 23 lines between the xHCI host controller and the dwc3 gadget controller 24 found on various Intel SoCs. 25 26 To compile the driver as a module, choose M here: the module will 27 be called intel-xhci-usb-role-switch. 28 29endif # USB_ROLE_SWITCH