Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/stm32/stm32u5/STM32U575/LPDMA1/LPDMA_RCFGLOCKR#0x0
LPDMA configuration lock register
LOCK0
LOCK1
LOCK2
LOCK3
https://github.com/modm-io/cmsis-svd-stm32