Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Silicon Labs/EFR32BG22C224F512GM32/SYSCFG_S/FRCRAMECCADDR#0x0
Read to get status of the FRCRAM ECC error address.
FRCRAM ECC Error Address
https://github.com/cmsis-svd/cmsis-svd-data