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# SPDX-License-Identifier: GPL-2.0
#
# For MTK USB3.0 IP
config USB_MTU3
tristate "MediaTek USB3 Dual Role controller"
depends on USB || USB_GADGET
depends on ARCH_MEDIATEK || COMPILE_TEST
depends on EXTCON || !EXTCON
select USB_XHCI_MTK if USB_SUPPORT && USB_XHCI_HCD
help
Say Y or M here if your system runs on MediaTek SoCs with
Dual Role SuperSpeed USB controller. You can select usb
mode as peripheral role or host role, or both.
If you don't know what this is, please say N.
Choose M here to compile this driver as a module, and it
will be called mtu3.ko.
if USB_MTU3
choice
bool "MTU3 Mode Selection"
default USB_MTU3_DUAL_ROLE if (USB && USB_GADGET)
default USB_MTU3_HOST if (USB && !USB_GADGET)
default USB_MTU3_GADGET if (!USB && USB_GADGET)
config USB_MTU3_HOST
bool "Host only mode"
depends on USB=y || USB=USB_MTU3
help
Select this when you want to use MTU3 in host mode only,
thereby the gadget feature will be regressed.
config USB_MTU3_GADGET
bool "Gadget only mode"
depends on USB_GADGET=y || USB_GADGET=USB_MTU3
help
Select this when you want to use MTU3 in gadget mode only,
thereby the host feature will be regressed.
config USB_MTU3_DUAL_ROLE
bool "Dual Role mode"
depends on ((USB=y || USB=USB_MTU3) && (USB_GADGET=y || USB_GADGET=USB_MTU3))
depends on (EXTCON=y || EXTCON=USB_MTU3)
select USB_ROLE_SWITCH
help
This is the default mode of working of MTU3 controller where
both host and gadget features are enabled.
endchoice
config USB_MTU3_DEBUG
bool "Enable Debugging Messages"
help
Say Y here to enable debugging messages in the MTU3 Driver.
endif
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