config USB_DWC3 tristate "DesignWare USB3 DRD Core Support" depends on (USB || USB_GADGET) && HAS_DMA select USB_XHCI_PLATFORM if USB_SUPPORT && USB_XHCI_HCD 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" default USB_DWC3_DUAL_ROLE if (USB && USB_GADGET) default USB_DWC3_HOST if (USB && !USB_GADGET) default USB_DWC3_GADGET if (!USB && USB_GADGET) config USB_DWC3_HOST bool "Host only mode" depends on USB=y || USB=USB_DWC3 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=y || USB_GADGET=USB_DWC3 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=y || USB=USB_DWC3) && (USB_GADGET=y || USB_GADGET=USB_DWC3)) help This is the default mode of working of DWC3 controller where both host and gadget features are enabled. endchoice comment "Platform Glue Driver Support" config USB_DWC3_OMAP tristate "Texas Instruments OMAP5 and similar Platforms" depends on EXTCON default USB_DWC3 help Some platforms from Texas Instruments like OMAP5, DRA7xxx and AM437x use this IP for USB2/3 functionality. Say 'Y' or 'M' here if you have one such device config USB_DWC3_EXYNOS tristate "Samsung Exynos Platform" default USB_DWC3 help Recent Exynos5 SoCs ship with one DesignWare Core USB3 IP inside, say 'Y' or 'M' if you have one such device. config USB_DWC3_PCI tristate "PCIe-based Platforms" depends on PCI default USB_DWC3 help If you're using the DesignWare Core IP with a PCIe, please say 'Y' or 'M' here. One such PCIe-based platform is Synopsys' PCIe HAPS model of this IP. comment "Debugging features" config USB_DWC3_DEBUG bool "Enable Debugging Messages" help Say Y here to enable debugging messages on DWC3 Driver. config USB_DWC3_VERBOSE bool "Enable Verbose Debugging Messages" depends on USB_DWC3_DEBUG help Say Y here to enable verbose debugging messages on DWC3 Driver. endif