1CSR SiRFprimaII and SiRFmarco device tree bindings.
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4Required root node properties:
5    - compatible:
6    - "sirf,atlas6-cb" : atlas6 "cb" evaluation board
7    - "sirf,atlas6" : atlas6 device based board
8    - "sirf,atlas7-cb" : atlas7 "cb" evaluation board
9    - "sirf,atlas7" : atlas7 device based board
10    - "sirf,prima2-cb" : prima2 "cb" evaluation board
11    - "sirf,prima2" : prima2 device based board
12