Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Silicon Labs/Series1/EFR32BG12P/EFR32BG12P232F1024IM68/CRYPTO1/QDATA0BYTE#0x0
QDATA0 Register Byte Access
Qdata 0 Byte Access
https://github.com/cmsis-svd/cmsis-svd-data