boards/raspberrypi/rpi_pico2/board.yml

board:
  name: rpi_pico2
  full_name: Raspberry Pi Pico 2
  vendor: raspberrypi
  socs:
    - name: rp2350a
      variants:
        - name: w
          cpucluster: m33
          variants:
            - name: mcuboot
              cpucluster: m33
        - name: mcuboot
          cpucluster: m33