Use Drop D tuning 
 
It sounds like Stoney pretty much plays this throughout the song 
When in a D chord position. 
 
 
  D (ring)    
E-2------------2--| 
B-3------------3--| 
G-2------------2--| 
D-0-h2-----0---0--| 
A------0h2--------| 
E-0----------0----|