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