Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Silicon Labs/Series1/EFR32BG1B/EFR32BG1B132F128GJ43/CRYPTO/QDATA0#0x0
QDATA0 Register Access
Quad Data 0 Access
https://github.com/cmsis-svd/cmsis-svd-data