Step Four: Define the Remoteproc Relation - Step Four: Define the Remoteproc Relation - 2026.1 English - UG1186

Identify the tightly coupled memory (TCM) nodes for your target RPU core. You can find these in the system device tree generated by sdtgen:

    domain-to-domain:
      compatible: openamp,domain-to-domain-v1

      remoteproc-relation:
        compatible: openamp,remoteproc-v2
        relation0:
          remote: RPU_Zephyr          # must match the remote domain name
          elfload: [ r52_0a_atcm_global, r52_0a_btcm_global, r52_0a_ctcm_global, ddrboot@9800100, rsctbl@9800000 ]