Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Silicon Labs/EFR32BG22C224F512GM32/HFRCO0_S/STATUS#0x0
LOCK=UNLOCKED
No Description
Ready
Frequency Updating Busy
Synchronization Busy
Enable Status
Lock Status
0 (UNLOCKED): HFRCO is unlocked
1 (LOCKED): HFRCO is locked
https://github.com/cmsis-svd/cmsis-svd-data