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Diffstat (limited to 'Documentation/devicetree/bindings/fpga/xilinx-pr-decoupler.txt')
-rw-r--r-- | Documentation/devicetree/bindings/fpga/xilinx-pr-decoupler.txt | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/Documentation/devicetree/bindings/fpga/xilinx-pr-decoupler.txt b/Documentation/devicetree/bindings/fpga/xilinx-pr-decoupler.txt deleted file mode 100644 index 0acdfa6d62a4..000000000000 --- a/Documentation/devicetree/bindings/fpga/xilinx-pr-decoupler.txt +++ /dev/null @@ -1,54 +0,0 @@ -Xilinx LogiCORE Partial Reconfig Decoupler Softcore - -The Xilinx LogiCORE Partial Reconfig Decoupler manages one or more -decouplers / fpga bridges. -The controller can decouple/disable the bridges which prevents signal -changes from passing through the bridge. The controller can also -couple / enable the bridges which allows traffic to pass through the -bridge normally. - -Xilinx LogiCORE Dynamic Function eXchange(DFX) AXI shutdown manager -Softcore is compatible with the Xilinx LogiCORE pr-decoupler. - -The Dynamic Function eXchange AXI shutdown manager prevents AXI traffic -from passing through the bridge. The controller safely handles AXI4MM -and AXI4-Lite interfaces on a Reconfigurable Partition when it is -undergoing dynamic reconfiguration, preventing the system deadlock -that can occur if AXI transactions are interrupted by DFX - -The Driver supports only MMIO handling. A PR region can have multiple -PR Decouplers which can be handled independently or chained via decouple/ -decouple_status signals. - -Required properties: -- compatible : Should contain "xlnx,pr-decoupler-1.00" followed by - "xlnx,pr-decoupler" or - "xlnx,dfx-axi-shutdown-manager-1.00" followed by - "xlnx,dfx-axi-shutdown-manager" -- regs : base address and size for decoupler module -- clocks : input clock to IP -- clock-names : should contain "aclk" - -See Documentation/devicetree/bindings/fpga/fpga-region.txt and -Documentation/devicetree/bindings/fpga/fpga-bridge.txt for generic bindings. - -Example: -Partial Reconfig Decoupler: - fpga-bridge@100000450 { - compatible = "xlnx,pr-decoupler-1.00", - "xlnx-pr-decoupler"; - regs = <0x10000045 0x10>; - clocks = <&clkc 15>; - clock-names = "aclk"; - bridge-enable = <0>; - }; - -Dynamic Function eXchange AXI shutdown manager: - fpga-bridge@100000450 { - compatible = "xlnx,dfx-axi-shutdown-manager-1.00", - "xlnx,dfx-axi-shutdown-manager"; - regs = <0x10000045 0x10>; - clocks = <&clkc 15>; - clock-names = "aclk"; - bridge-enable = <0>; - }; |