ARM: ux500: Populate the ux500-musb Device Tree entry

This patch provides all the information to successfully probe() and
correctly configure the ux500-musb device driver for DMA.
Acked-by: Fabio Baltieri <fabio.baltieri@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

arch/arm/boot/dts/dbx5x0.dtsi

@@ -175,11 +175,40 @@ pinctrl {
 			prcm = <&prcmu>;
 		};
 
-		usb@a03e0000 {
+		usb_per5@a03e0000 {
 			compatible = "stericsson,db8500-musb",
 				"mentor,musb";
 			reg = <0xa03e0000 0x10000>;
 			interrupts = <0 23 0x4>;
+			interrupt-names = "mc";
+
+			dr_mode = "otg";
+
+			dmas = <&dma 38 0 0x2>, /* Logical - DevToMem */
+			       <&dma 38 0 0x0>, /* Logical - MemToDev */
+			       <&dma 37 0 0x2>, /* Logical - DevToMem */
+			       <&dma 37 0 0x0>, /* Logical - MemToDev */
+			       <&dma 36 0 0x2>, /* Logical - DevToMem */
+			       <&dma 36 0 0x0>, /* Logical - MemToDev */
+			       <&dma 19 0 0x2>, /* Logical - DevToMem */
+			       <&dma 19 0 0x0>, /* Logical - MemToDev */
+			       <&dma 18 0 0x2>, /* Logical - DevToMem */
+			       <&dma 18 0 0x0>, /* Logical - MemToDev */
+			       <&dma 17 0 0x2>, /* Logical - DevToMem */
+			       <&dma 17 0 0x0>, /* Logical - MemToDev */
+			       <&dma 16 0 0x2>, /* Logical - DevToMem */
+			       <&dma 16 0 0x0>, /* Logical - MemToDev */
+			       <&dma 39 0 0x2>, /* Logical - DevToMem */
+			       <&dma 39 0 0x0>; /* Logical - MemToDev */
+
+			dma-names = "iep_1_9",  "oep_1_9",
+				    "iep_2_10", "oep_2_10",
+				    "iep_3_11", "oep_3_11",
+				    "iep_4_12", "oep_4_12",
+				    "iep_5_13", "oep_5_13",
+				    "iep_6_14", "oep_6_14",
+				    "iep_7_15", "oep_7_15",
+				    "iep_8",    "oep_8";
 		};
 
 		dma: dma-controller@801C0000 {