Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/stm32/stm32n6/STM32N645/RCC/RCC_MISCENSR#0x0
RCC miscellaneous enable register
DBG enable
MCO1 enable
MCO2 enable
XSPIPHYCOMP enable
PER enable
https://github.com/modm-io/cmsis-svd-stm32