Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Microchip Technology/ATSAMV71J20/QSPI/SMR#0x0
SCREN=DISABLED
Scrambling Mode Register
Scrambling/Unscrambling Enable
0 (DISABLED): The scrambling/unscrambling is disabled.
1 (ENABLED): The scrambling/unscrambling is enabled.
Scrambling/Unscrambling Random Value Disable
https://github.com/cmsis-svd/cmsis-svd-data