Preheat oven to 350º

Combine flours, grits, sugar, salt, baking powder, and baking soda in a large bowl. Make a well in the center of mixture.

Combine oil, banana, blueberries, mini chocolate chips and eggs. Add to well in the flour mixture, stir just until moistened.

Spoon batter into a 8 x 4 inch loaf pan coated with cooking spray.

Bake at 350º for 1 hour or until wooden pick inserted in center comes out clean.

Cool bread in pan 10 minutes on wire rack. Remove bread from pan and cool completely on wire rack.