Tried width > 32b.

boards/uniboard2b/libraries/unb2b_board/unb2b_board.peripheral.yaml

@@ -102,6 +102,12 @@ peripherals:
               access_mode: RO
               address_offset: 0x8
               number_of_fields: 13
+          #- - field_name: design_name
+          #    field_description: "FPGA FW design name string."
+          #    width: 416  # = 13 * 32b = 52 char          # EK: TODO width > 32 is allowed
+          #    access_mode: RO
+          #    address_offset: 0x8
+          #    number_of_fields: 1
           - - field_name: stamp_date
               field_description: "FPGA FW compile date string."
               access_mode: RO