Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/STMicroelectronics/STM32H7x5_CM7/SPDIFRX/DR_01#0x0
Data input register
Parity Error bit
Validity bit
User bit
Channel Status bit
Preamble Type
Data value
https://github.com/cmsis-svd/cmsis-svd-data