162306a36Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0 262306a36Sopenharmony_ci 362306a36Sopenharmony_ciconfig USB_ROLE_SWITCH 462306a36Sopenharmony_ci tristate "USB Role Switch Support" 562306a36Sopenharmony_ci help 662306a36Sopenharmony_ci USB Role Switch is a device that can select the USB role - host or 762306a36Sopenharmony_ci device - for a USB port (connector). In most cases dual-role capable 862306a36Sopenharmony_ci USB controller will also represent the switch, but on some platforms 962306a36Sopenharmony_ci multiplexer/demultiplexer switch is used to route the data lines on 1062306a36Sopenharmony_ci the USB connector between separate USB host and device controllers. 1162306a36Sopenharmony_ci 1262306a36Sopenharmony_ci Say Y here if your USB connectors support both device and host roles. 1362306a36Sopenharmony_ci To compile the driver as module, choose M here: the module will be 1462306a36Sopenharmony_ci called roles.ko. 1562306a36Sopenharmony_ci 1662306a36Sopenharmony_ciif USB_ROLE_SWITCH 1762306a36Sopenharmony_ci 1862306a36Sopenharmony_ciconfig USB_ROLES_INTEL_XHCI 1962306a36Sopenharmony_ci tristate "Intel XHCI USB Role Switch" 2062306a36Sopenharmony_ci depends on ACPI && X86 2162306a36Sopenharmony_ci help 2262306a36Sopenharmony_ci Driver for the internal USB role switch for switching the USB data 2362306a36Sopenharmony_ci lines between the xHCI host controller and the dwc3 gadget controller 2462306a36Sopenharmony_ci found on various Intel SoCs. 2562306a36Sopenharmony_ci 2662306a36Sopenharmony_ci To compile the driver as a module, choose M here: the module will 2762306a36Sopenharmony_ci be called intel-xhci-usb-role-switch. 2862306a36Sopenharmony_ci 2962306a36Sopenharmony_ciendif # USB_ROLE_SWITCH 30