Hi Kevin,
I did sections of the GR 221 a few years ago and thus I am sure, that the Camino must be something different. The GR 221 follows the westcoast from Port d'Andratx to Pollenca, via Esporles, Valdemossa, Deia, Port de Soller, Embalse de Cuber (Refugio Tossals Verds), Lluc.
Here you find...