qmk_firmware/keyboards/rate/pistachio/rev2/info.json

{
    "ws2812": {
        "pin": "D2"
    },
    "matrix_pins": {
        "cols": ["B6", "B2", "B3", "B1", "F7", "F6", "F5", "F4", "D3"],
        "rows": ["B5", "B4", "E6", "D7", "C6", "D4"]
    },
    "diode_direction": "COL2ROW"
}