1config USB_DWC2 2 tristate "DesignWare USB2 DRD Core Support" 3 depends on USB || USB_GADGET 4 help 5 Say Y here if your system has a Dual Role Hi-Speed USB 6 controller based on the DesignWare HSOTG IP Core. 7 8 For host mode, if you choose to build the driver as dynamically 9 linked modules, the core module will be called dwc2.ko, the PCI 10 bus interface module (if you have a PCI bus system) will be 11 called dwc2_pci.ko, and the platform interface module (for 12 controllers directly connected to the CPU) will be called 13 dwc2_platform.ko. For all modes(host, gadget and dual-role), there 14 will be an additional module named dwc2.ko. 15 16if USB_DWC2 17 18choice 19 bool "DWC2 Mode Selection" 20 default USB_DWC2_DUAL_ROLE if (USB && USB_GADGET) 21 default USB_DWC2_HOST if (USB && !USB_GADGET) 22 default USB_DWC2_PERIPHERAL if (!USB && USB_GADGET) 23 24config USB_DWC2_HOST 25 bool "Host only mode" 26 depends on USB 27 help 28 The Designware USB2.0 high-speed host controller 29 integrated into many SoCs. Select this option if you want the 30 driver to operate in Host-only mode. 31 32comment "Gadget/Dual-role mode requires USB Gadget support to be enabled" 33 34config USB_DWC2_PERIPHERAL 35 bool "Gadget only mode" 36 depends on USB_GADGET=y || USB_GADGET=USB_DWC2 37 help 38 The Designware USB2.0 high-speed gadget controller 39 integrated into many SoCs. Select this option if you want the 40 driver to operate in Peripheral-only mode. This option requires 41 USB_GADGET to be enabled. 42 43config USB_DWC2_DUAL_ROLE 44 bool "Dual Role mode" 45 depends on (USB=y || USB=USB_DWC2) && (USB_GADGET=y || USB_GADGET=USB_DWC2) 46 help 47 Select this option if you want the driver to work in a dual-role 48 mode. In this mode both host and gadget features are enabled, and 49 the role will be determined by the cable that gets plugged-in. This 50 option requires USB_GADGET to be enabled. 51endchoice 52 53config USB_DWC2_PLATFORM 54 tristate "DWC2 Platform" 55 default USB_DWC2_HOST || USB_DWC2_PERIPHERAL 56 help 57 The Designware USB2.0 platform interface module for 58 controllers directly connected to the CPU. 59 60config USB_DWC2_PCI 61 tristate "DWC2 PCI" 62 depends on USB_DWC2_HOST && PCI 63 default USB_DWC2_HOST 64 help 65 The Designware USB2.0 PCI interface module for controllers 66 connected to a PCI bus. This is only used for host mode. 67 68config USB_DWC2_DEBUG 69 bool "Enable Debugging Messages" 70 help 71 Say Y here to enable debugging messages in the DWC2 Driver. 72 73config USB_DWC2_VERBOSE 74 bool "Enable Verbose Debugging Messages" 75 depends on USB_DWC2_DEBUG 76 help 77 Say Y here to enable verbose debugging messages in the DWC2 Driver. 78 WARNING: Enabling this will quickly fill your message log. 79 If in doubt, say N. 80 81config USB_DWC2_TRACK_MISSED_SOFS 82 bool "Enable Missed SOF Tracking" 83 help 84 Say Y here to enable logging of missed SOF events to the dmesg log. 85 WARNING: This feature is still experimental. 86 If in doubt, say N. 87 88config USB_DWC2_DEBUG_PERIODIC 89 bool "Enable Debugging Messages For Periodic Transfers" 90 depends on USB_DWC2_DEBUG || USB_DWC2_VERBOSE 91 default y 92 help 93 Say N here to disable (verbose) debugging messages to be 94 logged for periodic transfers. This allows better debugging of 95 non-periodic transfers, but of course the debug logs will be 96 incomplete. Note that this also disables some debug messages 97 for which the transfer type cannot be deduced. 98endif 99