Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/stm32/stm32g0/STM32G081/TAMP/HWCFGR2#0x0
TAMP hardware configuration register 2
PTIONREG_OUT
TRUST_ZONE
https://github.com/modm-io/cmsis-svd-stm32