config USB_DWC3 tristate "DesignWare USB3 DRD Core Support" depends on USB && HAS_DMA depends on OFDEVICE select USB_XHCI help Say Y or M here if your system has a Dual Role SuperSpeed USB controller based on the DesignWare USB3 IP Core. If you choose to build this driver is a dynamically linked module, the module will be called dwc3.ko. if USB_DWC3 choice bool "DWC3 Mode Selection" config USB_DWC3_HOST bool "Host only mode" help Select this when you want to use DWC3 in host mode only, thereby the gadget feature will be regressed. config USB_DWC3_GADGET bool "Gadget only mode" depends on USB_GADGET help Select this when you want to use DWC3 in gadget mode only, thereby the host feature will be regressed. config USB_DWC3_DUAL_ROLE bool "Dual Role mode" depends on USB_GADGET help This is the default mode of working of DWC3 controller where both host and gadget features are enabled. endchoice config USB_DWC3_OF_SIMPLE tristate "Generic OF Simple Glue Layer" depends on COMMON_CLK default USB_DWC3 help Support USB2/3 functionality in simple SoC integrations. Currently supports Xilinx and Qualcomm DWC USB3 IP. Say 'Y' or 'M' if you have one such device. endif