Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Silicon Labs/EFR32BG22C224F512GM32/MSC_S/IF#0x0
No Description
Host Erase Done Interrupt Read Flag
Host Write Done Interrupt Read Flag
Host write buffer overflow
Flash Power Up Sequence Complete Flag
Flash Power Off Sequence Complete Flag
https://github.com/cmsis-svd/cmsis-svd-data