peripheral/libmraa/imraa/imraa.conf

{
  "version": "0.9.6",
  "lockfile-location": "/tmp/imraa.lock",
  "dfu-utils-location": "/usr/bin",
  "Platform" :[
    {"id":"1280", "flash":"/usr/share/mraa/firmata101.ino.bin", "usbserial": "auto"}
  ],
  "IO": [
    {"type":"gpio", "index":0, "raw": false, "label": "none"},
    {"type":"i2c", "index":0, "raw": false, "label": "i2c-0"}
  ]
}