Banana Cake with Coconut Cream Cheese Frosting

Name: Banana Cake with Coconut Cream Cheese Frosting
Ingredients: For the cake; 2 3/4 cups cake flour; 1 tablespoon baking soda; 1 pinch salt; 1/2 cup unsalted butter, softened; 1 cup granulated sugar; 3/4 cup packed light brown sugar; 2 eggs; 4 ripe bananas, mashed well; 2/3 cup buttermilk; For the frosting; 8 ounces cream cheese, softened; 4 tablespoons unsalted butter, softened; 3 1/2 cups powdered sugar, sifted; 2 teaspoons milk; 1 teaspoon vanilla extract; 1 3/4 cups sweetened flaked coconut