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AM387x High speed parallel interface -- GPMC data throughput



Hello Sitara Champs,

My customer is currently working on a project which needs a high speed parallel interface to connect to the FIFO of FPGA.  Data throughput of connecting to FPGA at 100MHz with 32 bit parallel interface. ~3.2 Gbps

We think GPMC can fit . 16 fit is a limitation though. Can you please help suggest another interface if any?

Otherwise, if we compromise on the 32 bit interface and adjust with 16 bit itself, please let us knw the max frequency that the Am387x GPMC will run. ANd what rate it can transfer the data.

Please note that processor will be mainly a Peripheral controller – with no cycle intensive algorithm running. It even takes FPGA as a peripheral. So the ARM Cycles are 

almost free.

KIndly let us know

Best Regards

Feroz