1 # SPDX-License-Identifier: GPL-2.0
6 tristate "MediaTek USB3 Dual Role controller"
7 depends on USB || USB_GADGET
8 depends on ARCH_MEDIATEK || COMPILE_TEST
9 depends on EXTCON || !EXTCON
10 select USB_XHCI_MTK if USB_SUPPORT && USB_XHCI_HCD
12 Say Y or M here if your system runs on MediaTek SoCs with
13 Dual Role SuperSpeed USB controller. You can select usb
14 mode as peripheral role or host role, or both.
16 If you don't know what this is, please say N.
18 Choose M here to compile this driver as a module, and it
19 will be called mtu3.ko.
24 bool "MTU3 Mode Selection"
25 default USB_MTU3_DUAL_ROLE if (USB && USB_GADGET)
26 default USB_MTU3_HOST if (USB && !USB_GADGET)
27 default USB_MTU3_GADGET if (!USB && USB_GADGET)
31 depends on USB=y || USB=USB_MTU3
33 Select this when you want to use MTU3 in host mode only,
34 thereby the gadget feature will be regressed.
36 config USB_MTU3_GADGET
37 bool "Gadget only mode"
38 depends on USB_GADGET=y || USB_GADGET=USB_MTU3
40 Select this when you want to use MTU3 in gadget mode only,
41 thereby the host feature will be regressed.
43 config USB_MTU3_DUAL_ROLE
45 depends on ((USB=y || USB=USB_MTU3) && (USB_GADGET=y || USB_GADGET=USB_MTU3))
46 depends on (EXTCON=y || EXTCON=USB_MTU3)
47 select USB_ROLE_SWITCH
49 This is the default mode of working of MTU3 controller where
50 both host and gadget features are enabled.
55 bool "Enable Debugging Messages"
57 Say Y here to enable debugging messages in the MTU3 Driver.