Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Silicon Labs/Series1/EFR32BG14P/EFR32BG14P732F256GM48/CRYPTO0/DDATA4#0x0
DDATA4 Register Access
Double Data 0 Access
https://github.com/cmsis-svd/cmsis-svd-data