[POWERPC] 83xx: Enable DMA engine on the MPC8377 MDS board.

Signed-off-by: Zhang Wei <[e-mail]>
Cc: "Nelson, Shannon" <[e-mail]>
Cc: Dan Williams <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Kumar Gala <[e-mail]>

arch/powerpc/boot/dts/mpc8377_mds.dts

···
 			interrupt-parent = <&ipic>;
 		};
 
+		dma@82a8 {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "fsl,mpc8349-dma";
+			reg = <0x82a8 4>;
+			ranges = <0 0x8100 0x1a8>;
+			interrupt-parent = <&ipic>;
+			interrupts = <0x47 8>;
+			cell-index = <0>;
+			dma-channel@0 {
+				compatible = "fsl,mpc8349-dma-channel";
+				reg = <0 0x80>;
+			};
+			dma-channel@80 {
+				compatible = "fsl,mpc8349-dma-channel";
+				reg = <0x80 0x80>;
+			};
+			dma-channel@100 {
+				compatible = "fsl,mpc8349-dma-channel";
+				reg = <0x100 0x80>;
+			};
+			dma-channel@180 {
+				compatible = "fsl,mpc8349-dma-channel";
+				reg = <0x180 0x28>;
+			};
+		};
+
 		/* IPIC
 		 * interrupts cell = <intr #, sense>
 		 * sense values match linux IORESOURCE_IRQ_* defines: