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The Cadence USBSSP DRD Driver s 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 burned. We have support for PCIe bus, which is used on FPGA prototyping. The host site of USBSSP controller is compliance with XHCI specification, so it works with standard XHCI linux driver. Also device side of USBSSP controller was designed in such the way that it looks likes XHCI. It means that most of logic of USBSSP controller is also compliance with XHCI specification. As a consequence, the USBSSP driver for peripheral mode is very similar to XHCI driver. This version of driver supports only Device mode but DRD and Host mode will be added in next versions. --- Laszczak Pawel (2): Introduce Cadence USBSSP DRD Driver - added gadget.c file. Introduce Cadence USBSSP DRD Driver - added USBSSP in Makefile and Kconfig files Pawel Laszczak (13): Introduce Cadence USBSSP DRD driver - added gadget-mem.c Introduce Cadence USBSSP DRD Driver - added gadget-ring.c file Introduce Cadence USBSSP DRD Driver - added gadget.h file Introduce Cadence USBSSP DRD Driver - added gadget-port.c file. Introduce Cadence USBSSP DRD Driver - added gadget-ep0 file. Introduce Cadence USBSSP DRD Driver - added gadget-if.c Driver implements interface between gadget drivers and USBSSP device driver. Introduce Cadence USBSSP DRD driver - added gadget-ext-caps.h Introduce Cadence USBSSP DRD Driver - added debugfs files. Introduce Cadence USBSSP DRD Driver - added trace files. Introduce Cadence USBSSP DRD driver - added gadget-dbg.c file Introduce Cadence USBSSP DRD Driver - added usbssp-plat.c file Introduce Cadence USBSSP DRD Driver - added usbssp-pci-of-wrap.c file This file implements wrapper between PCI adn platform driver. Introduce Cadence USBSSP DRD Driver - added Kconfig and Makefile files. drivers/usb/Kconfig | 2 + drivers/usb/Makefile | 2 + drivers/usb/usbssp/Kconfig | 29 + drivers/usb/usbssp/Makefile | 17 + drivers/usb/usbssp/gadget-dbg.c | 613 ++++ drivers/usb/usbssp/gadget-debugfs.c | 514 +++ drivers/usb/usbssp/gadget-debugfs.h | 137 + drivers/usb/usbssp/gadget-ep0.c | 565 ++++ drivers/usb/usbssp/gadget-ext-caps.h | 99 + drivers/usb/usbssp/gadget-if.c | 572 ++++ drivers/usb/usbssp/gadget-mem.c | 2275 +++++++++++++ drivers/usb/usbssp/gadget-port.c | 284 ++ drivers/usb/usbssp/gadget-ring.c | 3925 +++++++++++++++++++++++ drivers/usb/usbssp/gadget-trace.c | 12 + drivers/usb/usbssp/gadget-trace.h | 505 +++ drivers/usb/usbssp/gadget.c | 2082 ++++++++++++ drivers/usb/usbssp/gadget.h | 2422 ++++++++++++++ drivers/usb/usbssp/usbssp-pci-of-wrap.c | 229 ++ drivers/usb/usbssp/usbssp-plat.c | 186 ++ 19 files changed, 14470 insertions(+) create mode 100644 drivers/usb/usbssp/Kconfig create mode 100644 drivers/usb/usbssp/Makefile create mode 100644 drivers/usb/usbssp/gadget-dbg.c create mode 100644 drivers/usb/usbssp/gadget-debugfs.c create mode 100644 drivers/usb/usbssp/gadget-debugfs.h create mode 100644 drivers/usb/usbssp/gadget-ep0.c create mode 100644 drivers/usb/usbssp/gadget-ext-caps.h create mode 100644 drivers/usb/usbssp/gadget-if.c create mode 100644 drivers/usb/usbssp/gadget-mem.c create mode 100644 drivers/usb/usbssp/gadget-port.c create mode 100644 drivers/usb/usbssp/gadget-ring.c create mode 100644 drivers/usb/usbssp/gadget-trace.c create mode 100644 drivers/usb/usbssp/gadget-trace.h create mode 100644 drivers/usb/usbssp/gadget.c create mode 100644 drivers/usb/usbssp/gadget.h create mode 100644 drivers/usb/usbssp/usbssp-pci-of-wrap.c create mode 100644 drivers/usb/usbssp/usbssp-plat.c -- 2.17.1