core/homeassistant/components/knx/config.yaml

config_entry:
  versions:
    - version:
        major: 1
        minor: 1
      data:
        fields:
          gateway:
            required: true
            selector:
              select:
                options: []
          knxkeys_file:
            required: true
            selector:
              text: {}
          tunneling_type:
            required: true
            selector:
              select:
                options: []
      options:
        fields:
          rate_limit:
            required: false
            selector:
              text: {}
          state_updater:
            required: false
            selector:
              text: {}
          telegram_log_size:
            required: false
            selector:
              text: {}
  subentries: {}