Xilinx Zynqmp FPGA Manager

Required properties:
- compatible:		should contain "xlnx,zynqmp-pcap-fpga"
- clocks:		phandle for clocks required operation
- clock-names:		name for the clock, should be "ref_clk"

Example:
	pcap: pcap@00 {
		compatible = "xlnx,zynqmp-pcap-fpga";
		clocks = <&clkc 41>;
		clock-names = "ref_clk";
	};
