1Preheat oven to 350 degrees. Spray 10-12 cup Bundt pan with cooking spray with flour. In medium bowl, whisk flour, cinnamon, baking soda and salt; set aside. In large mixing bowl, beat sugar, oil and vanilla until combined. Add eggs one at a time; beat until fluffy about 3-4 minutes. Gradually, beat in flour mixture. Add bananas, pineapple and coconut: beating just until combined. Stir in nuts. Pour batter into prepared pan and smooth top with spatula. Bake about 1 hour or until toothpick inserted near the center comes out clean. Cool on wire rack for 15 minutes and invert cake onto rack. Cool completely.
Beat cream cheese and butter until smooth Gradually, add powdered sugar. Add vanilla. Frost cake. Sprinkle coconut on top of cake. Store in refrigerator.