v4.19.13 snapshot.
diff --git a/drivers/fpga/Kconfig b/drivers/fpga/Kconfig
new file mode 100644
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+++ b/drivers/fpga/Kconfig
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+#
+# FPGA framework configuration
+#
+
+menuconfig FPGA
+ tristate "FPGA Configuration Framework"
+ help
+ Say Y here if you want support for configuring FPGAs from the
+ kernel. The FPGA framework adds a FPGA manager class and FPGA
+ manager drivers.
+
+if FPGA
+
+config FPGA_MGR_SOCFPGA
+ tristate "Altera SOCFPGA FPGA Manager"
+ depends on ARCH_SOCFPGA || COMPILE_TEST
+ help
+ FPGA manager driver support for Altera SOCFPGA.
+
+config FPGA_MGR_SOCFPGA_A10
+ tristate "Altera SoCFPGA Arria10"
+ depends on ARCH_SOCFPGA || COMPILE_TEST
+ select REGMAP_MMIO
+ help
+ FPGA manager driver support for Altera Arria10 SoCFPGA.
+
+config ALTERA_PR_IP_CORE
+ tristate "Altera Partial Reconfiguration IP Core"
+ help
+ Core driver support for Altera Partial Reconfiguration IP component
+
+config ALTERA_PR_IP_CORE_PLAT
+ tristate "Platform support of Altera Partial Reconfiguration IP Core"
+ depends on ALTERA_PR_IP_CORE && OF && HAS_IOMEM
+ help
+ Platform driver support for Altera Partial Reconfiguration IP
+ component
+
+config FPGA_MGR_ALTERA_PS_SPI
+ tristate "Altera FPGA Passive Serial over SPI"
+ depends on SPI
+ help
+ FPGA manager driver support for Altera Arria/Cyclone/Stratix
+ using the passive serial interface over SPI.
+
+config FPGA_MGR_ALTERA_CVP
+ tristate "Altera Arria-V/Cyclone-V/Stratix-V CvP FPGA Manager"
+ depends on PCI
+ help
+ FPGA manager driver support for Arria-V, Cyclone-V, Stratix-V
+ and Arria 10 Altera FPGAs using the CvP interface over PCIe.
+
+config FPGA_MGR_ZYNQ_FPGA
+ tristate "Xilinx Zynq FPGA"
+ depends on ARCH_ZYNQ || COMPILE_TEST
+ help
+ FPGA manager driver support for Xilinx Zynq FPGAs.
+
+config FPGA_MGR_XILINX_SPI
+ tristate "Xilinx Configuration over Slave Serial (SPI)"
+ depends on SPI
+ help
+ FPGA manager driver support for Xilinx FPGA configuration
+ over slave serial interface.
+
+config FPGA_MGR_ICE40_SPI
+ tristate "Lattice iCE40 SPI"
+ depends on OF && SPI
+ help
+ FPGA manager driver support for Lattice iCE40 FPGAs over SPI.
+
+config FPGA_MGR_MACHXO2_SPI
+ tristate "Lattice MachXO2 SPI"
+ depends on SPI
+ help
+ FPGA manager driver support for Lattice MachXO2 configuration
+ over slave SPI interface.
+
+config FPGA_MGR_TS73XX
+ tristate "Technologic Systems TS-73xx SBC FPGA Manager"
+ depends on ARCH_EP93XX && MACH_TS72XX
+ help
+ FPGA manager driver support for the Altera Cyclone II FPGA
+ present on the TS-73xx SBC boards.
+
+config FPGA_BRIDGE
+ tristate "FPGA Bridge Framework"
+ help
+ Say Y here if you want to support bridges connected between host
+ processors and FPGAs or between FPGAs.
+
+config SOCFPGA_FPGA_BRIDGE
+ tristate "Altera SoCFPGA FPGA Bridges"
+ depends on ARCH_SOCFPGA && FPGA_BRIDGE
+ help
+ Say Y to enable drivers for FPGA bridges for Altera SOCFPGA
+ devices.
+
+config ALTERA_FREEZE_BRIDGE
+ tristate "Altera FPGA Freeze Bridge"
+ depends on ARCH_SOCFPGA && FPGA_BRIDGE
+ help
+ Say Y to enable drivers for Altera FPGA Freeze bridges. A
+ freeze bridge is a bridge that exists in the FPGA fabric to
+ isolate one region of the FPGA from the busses while that
+ region is being reprogrammed.
+
+config XILINX_PR_DECOUPLER
+ tristate "Xilinx LogiCORE PR Decoupler"
+ depends on FPGA_BRIDGE
+ depends on HAS_IOMEM
+ help
+ Say Y to enable drivers for Xilinx LogiCORE PR Decoupler.
+ The PR Decoupler exists in the FPGA fabric to isolate one
+ region of the FPGA from the busses while that region is
+ being reprogrammed during partial reconfig.
+
+config FPGA_REGION
+ tristate "FPGA Region"
+ depends on FPGA_BRIDGE
+ help
+ FPGA Region common code. A FPGA Region controls a FPGA Manager
+ and the FPGA Bridges associated with either a reconfigurable
+ region of an FPGA or a whole FPGA.
+
+config OF_FPGA_REGION
+ tristate "FPGA Region Device Tree Overlay Support"
+ depends on OF && FPGA_REGION
+ help
+ Support for loading FPGA images by applying a Device Tree
+ overlay.
+
+config FPGA_DFL
+ tristate "FPGA Device Feature List (DFL) support"
+ select FPGA_BRIDGE
+ select FPGA_REGION
+ help
+ Device Feature List (DFL) defines a feature list structure that
+ creates a linked list of feature headers within the MMIO space
+ to provide an extensible way of adding features for FPGA.
+ Driver can walk through the feature headers to enumerate feature
+ devices (e.g. FPGA Management Engine, Port and Accelerator
+ Function Unit) and their private features for target FPGA devices.
+
+ Select this option to enable common support for Field-Programmable
+ Gate Array (FPGA) solutions which implement Device Feature List.
+ It provides enumeration APIs and feature device infrastructure.
+
+config FPGA_DFL_FME
+ tristate "FPGA DFL FME Driver"
+ depends on FPGA_DFL
+ help
+ The FPGA Management Engine (FME) is a feature device implemented
+ under Device Feature List (DFL) framework. Select this option to
+ enable the platform device driver for FME which implements all
+ FPGA platform level management features. There shall be one FME
+ per DFL based FPGA device.
+
+config FPGA_DFL_FME_MGR
+ tristate "FPGA DFL FME Manager Driver"
+ depends on FPGA_DFL_FME && HAS_IOMEM
+ help
+ Say Y to enable FPGA Manager driver for FPGA Management Engine.
+
+config FPGA_DFL_FME_BRIDGE
+ tristate "FPGA DFL FME Bridge Driver"
+ depends on FPGA_DFL_FME && HAS_IOMEM
+ help
+ Say Y to enable FPGA Bridge driver for FPGA Management Engine.
+
+config FPGA_DFL_FME_REGION
+ tristate "FPGA DFL FME Region Driver"
+ depends on FPGA_DFL_FME && HAS_IOMEM
+ help
+ Say Y to enable FPGA Region driver for FPGA Management Engine.
+
+config FPGA_DFL_AFU
+ tristate "FPGA DFL AFU Driver"
+ depends on FPGA_DFL
+ help
+ This is the driver for FPGA Accelerated Function Unit (AFU) which
+ implements AFU and Port management features. A User AFU connects
+ to the FPGA infrastructure via a Port. There may be more than one
+ Port/AFU per DFL based FPGA device.
+
+config FPGA_DFL_PCI
+ tristate "FPGA DFL PCIe Device Driver"
+ depends on PCI && FPGA_DFL
+ help
+ Select this option to enable PCIe driver for PCIe-based
+ Field-Programmable Gate Array (FPGA) solutions which implement
+ the Device Feature List (DFL). This driver provides interfaces
+ for userspace applications to configure, enumerate, open and access
+ FPGA accelerators on the FPGA DFL devices, enables system level
+ management functions such as FPGA partial reconfiguration, power
+ management and virtualization with DFL framework and DFL feature
+ device drivers.
+
+ To compile this as a module, choose M here.
+
+endif # FPGA