diff options
| author | Pawel Laszczak <pawell@cadence.com> | 2019-08-26 13:19:30 +0200 |
|---|---|---|
| committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2019-08-29 09:57:04 +0200 |
| commit | 7733f6c32e36ff9d7adadf40001039bf219b1cbe (patch) | |
| tree | 5cdaa653c1764993c4009d9e8c9daf04c070bb41 /drivers/usb/cdns3/Kconfig | |
| parent | usb: common: Simplify usb_decode_get_set_descriptor function. (diff) | |
| download | linux-7733f6c32e36ff9d7adadf40001039bf219b1cbe.tar.xz linux-7733f6c32e36ff9d7adadf40001039bf219b1cbe.zip | |
usb: cdns3: Add Cadence USB3 DRD Driver
This patch introduce new Cadence USBSS DRD driver to Linux kernel.
The Cadence USBSS DRD Controller is a highly configurable IP Core which
can be instantiated as Dual-Role Device (DRD), Peripheral Only and
Host Only (XHCI)configurations.
The current driver has been validated with FPGA platform. We have
support for PCIe bus, which is used on FPGA prototyping.
The host side of USBSS-DRD controller is compliant with XHCI
specification, so it works with standard XHCI Linux driver.
Signed-off-by: Pawel Laszczak <pawell@cadence.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb/cdns3/Kconfig')
| -rw-r--r-- | drivers/usb/cdns3/Kconfig | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/drivers/usb/cdns3/Kconfig b/drivers/usb/cdns3/Kconfig new file mode 100644 index 000000000000..d0331613a355 --- /dev/null +++ b/drivers/usb/cdns3/Kconfig @@ -0,0 +1,46 @@ +config USB_CDNS3 + tristate "Cadence USB3 Dual-Role Controller" + depends on USB_SUPPORT && (USB || USB_GADGET) && HAS_DMA + select USB_XHCI_PLATFORM if USB_XHCI_HCD + select USB_ROLE_SWITCH + help + Say Y here if your system has a Cadence USB3 dual-role controller. + It supports: dual-role switch, Host-only, and Peripheral-only. + + If you choose to build this driver is a dynamically linked + as module, the module will be called cdns3.ko. + +if USB_CDNS3 + +config USB_CDNS3_GADGET + bool "Cadence USB3 device controller" + depends on USB_GADGET=y || USB_GADGET=USB_CDNS3 + help + Say Y here to enable device controller functionality of the + Cadence USBSS-DEV driver. + + This controller supports FF, HS and SS mode. It doesn't support + LS and SSP mode. + +config USB_CDNS3_HOST + bool "Cadence USB3 host controller" + depends on USB=y || USB=USB_CDNS3 + help + Say Y here to enable host controller functionality of the + Cadence driver. + + Host controller is compliant with XHCI so it will use + standard XHCI driver. + +config USB_CDNS3_PCI_WRAP + tristate "Cadence USB3 support on PCIe-based platforms" + depends on USB_PCI && ACPI + default USB_CDNS3 + help + If you're using the USBSS Core IP with a PCIe, please say + 'Y' or 'M' here. + + If you choose to build this driver as module it will + be dynamically linked and module will be called cdns3-pci.ko + +endif |