Preheat oven to 425 degrees F with the rack in the middle.
In a large bowl, whisk together flour, baking powder, soda, salt and cinnamon until combined. Add butter and using a food processor mix together until the butter forms coarse little crumbs.
Add in maple syrup, buttermilk, vanilla extract and bananas. Mix until a dough forms and comes together.
Remove the dough from the processor bowl and place on a clean, floured work surface. Flour you hands and fold in the chocolate chips.
Pat the dough into a large circle and cut into 6 or 8 wedges.
Place scones on a baking sheet and bake for 10-12 minutes.