J721E Domain Group descriptions


This chapter provides information of specific domain groups(DOMGRP) that are permitted in the J721E SoC. These domain groups are more used to identify the functional domain to be reset.

Enumeration of Domain group IDs

SoC Domgrp ID Generic Domgrp ID Flag Value Description
SYSTEM DOMGRP_COMPATIBILITY 0U Reset the entire system. Defined for backward compaitibility. Behaves the same as Domgrp ID MCU.
MCU DOMGRP_00 0x1U << 0U Perform SW_MCU_WARMRST (Reset WKUP, MCU, MAIN domain)
MAIN DOMGRP_01 0x1U << 1U Perform SW_MAIN_WARMRST. Reset MAIN domain.