Combine apples, peaches, banana, raisins and water in a 7x11 baking dish.
In medium bowl, combine oats, brown sugar, flour, cinnamon and salt. Cut in butter with two knives or pastry blender until mixture resembles coarse crumbs. Sprinkle over fruit.
Bake in preheated oven 35 to 45 minutes, until topping starts to brown. Serve warm.