We (FPGA reference designs) haven't looked at this.
The following will give you a quick answer.
http://wiki.analog.com/resources/fpga/xilinx/hints/adc_fmc_interposer
http://wiki.analog.com/resources/fpga/xilinx/hints/adc_fmc_interposer#zed_fmc_lpc
IIRC, the ML605 uses ADC Rev A interposers and they will work only with HPC -- ZED has only LPC.