Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Atmel/ATSAM4SP32A/PPLC/MR#0x0
Mode Register
Active Mode
Peripheral Select
Chip Select Decode
Mode Fault Detection
Wait Data Read Before Transfer
Local Loopback Enable
Peripheral Chip Select
Delay Between Chip Selects
https://github.com/cmsis-svd/cmsis-svd-data