Type: Answers, Errata

Area: EMIF, Intellectual Property

Partitioned Design Compilation Error


Partitioned designs that use the DDR2 SDRAM Controller fail compilation at cke and odt pins.

This issue affects all designs that use the DDR2 SDRAM Controller.

Your design fails to compile.


To compile your design successfully, in the .qsf file add the following command:

set_instance_assignment -name REMOVE_DUPLICATE_REGISTERS OFF -to "ddr2_ctrl:ddr2_ctrl_ddr_sdram|ddr2_ctrl_auk_ddr_sdram: ddr2_ctrl_auk_ddr_sdram_inst|auk_ddr_controller:ddr_control|cke"

This issue will not be fixed.