Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Keil/AT32WB415xx_v2/CRM/MISC2#0x0
Miscellaneous register2
AUTO_STEP_EN
HICK to usb clock
HICK to system clock
https://github.com/cmsis-svd/cmsis-svd-data