I managed to made a reservation for bed and dinner through their web page. I thought that maybe it's better to book accommodation for first night of Camino. Later on I'll try to find place to sleep without booking, because I don't want to plan so much my daily route.
This site is run by Ivar at in Santiago de Compostela.
This site participates in the Amazon Affiliate program, designed to provide a means for Ivar to earn fees by linking to Amazon