qmk_firmware/keyboards/handwired/trackpoint/info.json

{
    "keyboard_name": "Trackpoint",
    "url": "",
    "maintainer": "qmk",
    "width": 3,
    "height": 1,
    "layouts": {
        "LAYOUT": {
            "layout": [
                {"x": 0,"y": 0},
                {"x": 1,"y": 0},
                {"x": 2,"y": 0}
            ]
        }
    }
}