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Diffstat (limited to 'drivers/usb/dwc2/Kconfig')
| -rw-r--r-- | drivers/usb/dwc2/Kconfig | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/drivers/usb/dwc2/Kconfig b/drivers/usb/dwc2/Kconfig new file mode 100644 index 0000000000..c131719367 --- /dev/null +++ b/drivers/usb/dwc2/Kconfig @@ -0,0 +1,97 @@ +# SPDX-License-Identifier: GPL-2.0 + +config USB_DWC2 + tristate "DesignWare USB2 DRD Core Support" + depends on HAS_DMA + depends on USB || USB_GADGET + depends on HAS_IOMEM + select USB_ROLE_SWITCH + help + Say Y here if your system has a Dual Role Hi-Speed USB + controller based on the DesignWare HSOTG IP Core. + + For host mode, if you choose to build the driver as dynamically + linked modules, the core module will be called dwc2.ko, the PCI + bus interface module (if you have a PCI bus system) will be + called dwc2_pci.ko, and the platform interface module (for + controllers directly connected to the CPU) will be called + dwc2_platform.ko. For all modes(host, gadget and dual-role), there + will be an additional module named dwc2.ko. + +if USB_DWC2 + +choice + bool "DWC2 Mode Selection" + default USB_DWC2_DUAL_ROLE if (USB && USB_GADGET) + default USB_DWC2_HOST if (USB && !USB_GADGET) + default USB_DWC2_PERIPHERAL if (!USB && USB_GADGET) + +config USB_DWC2_HOST + bool "Host only mode" + depends on USB=y || (USB_DWC2=m && USB) + help + The Designware USB2.0 high-speed host controller + integrated into many SoCs. Select this option if you want the + driver to operate in Host-only mode. + +comment "Gadget/Dual-role mode requires USB Gadget support to be enabled" + +config USB_DWC2_PERIPHERAL + bool "Gadget only mode" + depends on USB_GADGET=y || USB_GADGET=USB_DWC2 + help + The Designware USB2.0 high-speed gadget controller + integrated into many SoCs. Select this option if you want the + driver to operate in Peripheral-only mode. This option requires + USB_GADGET to be enabled. + +config USB_DWC2_DUAL_ROLE + bool "Dual Role mode" + depends on (USB=y && USB_GADGET=y) || (USB_DWC2=m && USB && USB_GADGET) + help + Select this option if you want the driver to work in a dual-role + mode. In this mode both host and gadget features are enabled, and + the role will be determined by the cable that gets plugged-in. This + option requires USB_GADGET to be enabled. +endchoice + +config USB_DWC2_PCI + tristate "DWC2 PCI" + depends on USB_PCI + depends on USB_GADGET || !USB_GADGET + select NOP_USB_XCEIV + help + The Designware USB2.0 PCI interface module for controllers + connected to a PCI bus. + +config USB_DWC2_DEBUG + bool "Enable Debugging Messages" + help + Say Y here to enable debugging messages in the DWC2 Driver. + +config USB_DWC2_VERBOSE + bool "Enable Verbose Debugging Messages" + depends on USB_DWC2_DEBUG + help + Say Y here to enable verbose debugging messages in the DWC2 Driver. + WARNING: Enabling this will quickly fill your message log. + If in doubt, say N. + +config USB_DWC2_TRACK_MISSED_SOFS + bool "Enable Missed SOF Tracking" + help + Say Y here to enable logging of missed SOF events to the dmesg log. + WARNING: This feature is still experimental. + If in doubt, say N. + +config USB_DWC2_DEBUG_PERIODIC + bool "Enable Debugging Messages For Periodic Transfers" + depends on USB_DWC2_DEBUG || USB_DWC2_VERBOSE + default y + help + Say N here to disable (verbose) debugging messages to be + logged for periodic transfers. This allows better debugging of + non-periodic transfers, but of course the debug logs will be + incomplete. Note that this also disables some debug messages + for which the transfer type cannot be deduced. +endif |