zephyr/boards/arduino/portenta_h7/board.yml

board:
  name: arduino_portenta_h7
  full_name: Arduino Portenta H7
  vendor: arduino
  socs:
    - name: stm32h747xx
  revision:
    format: major.minor.patch
    default: 1.0.0
    revisions:
      - name: 1.0.0
      - name: 4.10.0