6 Appendix 2: DDR4 Configuration

The DDR4 subsystem is configured to access the 32-bit DDR4 memory through an AXI4 64-bit interface. The DDR4 memory initialization and timing parameters are configured, as per the DDR4 memory on the PolarFire Evaluation kit.

The following figure shows the general configuration settings for the DDR4 memory.

Figure 6-1. DDR4 Configurator
The following figure shows the initialization configuration settings for the DDR4 memory.
Figure 6-2. DDR4 Configurator—Memory Initialization
The following figure shows the timing configuration settings for the DDR4 memory.
Figure 6-3. DDR4 Configurator—Memory Timing
The following figure shows controller configuration settings for the DDR4 memory.
Figure 6-4. DDR4 Configurator—Controller
The following figure shows miscellaneous configuration settings for the DDR4 memory.
Figure 6-5. DDR4 Configurator—Misc