Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Microchip Technology/ATSAMV71J20/TRNG/CR#0x0
Control Register
Enables the TRNG to Provide Random Values
Security Key
5393991 (PASSWD): Writing any other value in this field aborts the write operation.
https://github.com/cmsis-svd/cmsis-svd-data