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path: root/drivers/usb/dwc2/Kconfig
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Diffstat (limited to 'drivers/usb/dwc2/Kconfig')
-rw-r--r--drivers/usb/dwc2/Kconfig68
1 files changed, 40 insertions, 28 deletions
diff --git a/drivers/usb/dwc2/Kconfig b/drivers/usb/dwc2/Kconfig
index f93807b3631a..b323c4c11b0a 100644
--- a/drivers/usb/dwc2/Kconfig
+++ b/drivers/usb/dwc2/Kconfig
@@ -1,6 +1,6 @@
config USB_DWC2
- bool "DesignWare USB2 DRD Core Support"
- depends on USB
+ tristate "DesignWare USB2 DRD Core Support"
+ depends on USB || USB_GADGET
help
Say Y here if your system has a Dual Role Hi-Speed USB
controller based on the DesignWare HSOTG IP Core.
@@ -10,49 +10,61 @@ config USB_DWC2
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 gadget mode, there will be a single
- module called dwc2_gadget.ko.
-
- NOTE: The s3c-hsotg driver is now renamed to dwc2_gadget. The
- host and gadget drivers are still currently separate drivers.
- There are plans to merge the dwc2_gadget driver with the dwc2
- host driver in the near future to create a dual-role driver.
+ 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
- tristate "Host only mode"
+ bool "Host only mode"
depends on USB
help
The Designware USB2.0 high-speed host controller
- integrated into many SoCs.
+ integrated into many SoCs. Select this option if you want the
+ driver to operate in Host-only mode.
-config USB_DWC2_PLATFORM
- bool "DWC2 Platform"
- depends on USB_DWC2_HOST
- default USB_DWC2_HOST
+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 platform interface module for
- controllers directly connected to the CPU. This is only
- used for host mode.
+ 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=USB_DWC2) && (USB_GADGET=y || USB_GADGET=USB_DWC2)
+ 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_PLATFORM
+ tristate "DWC2 Platform"
+ default USB_DWC2_HOST || USB_DWC2_PERIPHERAL
+ help
+ The Designware USB2.0 platform interface module for
+ controllers directly connected to the CPU.
config USB_DWC2_PCI
- bool "DWC2 PCI"
+ tristate "DWC2 PCI"
depends on USB_DWC2_HOST && PCI
default USB_DWC2_HOST
help
The Designware USB2.0 PCI interface module for controllers
connected to a PCI bus. This is only used for host mode.
-comment "Gadget mode requires USB Gadget support to be enabled"
-
-config USB_DWC2_PERIPHERAL
- tristate "Gadget only mode"
- depends on USB_GADGET
- help
- The Designware USB2.0 high-speed gadget controller
- integrated into many SoCs.
-
config USB_DWC2_DEBUG
bool "Enable Debugging Messages"
help