Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/Fujitsu/S6E2CC/MFS0/CSIO_SMR#0x0
Serial Mode Register
Serial data output enable bit
Master mode serial clock output enable bit
Transfer direction select bit
Serial clock invert bit
Operation mode set bits
https://github.com/cmsis-svd/cmsis-svd-data