[POWERPC] 85xx: Fix the size of qe muram for MPC8568E

MPC8568E has 64K byte MURAM, so the size should be 0x10000, not 0xc000.
Signed-off-by: Haiying Wang <Haiying.Wang@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

arch/powerpc/boot/dts/mpc8568mds.dts

@@ -291,12 +291,12 @@ muram@10000 {
  			#address-cells = <1>;
  			#size-cells = <1>;
 			compatible = "fsl,qe-muram", "fsl,cpm-muram";
-			ranges = <0x0 0x10000 0xc000>;
+			ranges = <0x0 0x10000 0x10000>;
 
 			data-only@0 {
 				compatible = "fsl,qe-muram-data",
 					     "fsl,cpm-muram-data";
-				reg = <0x0 0xc000>;
+				reg = <0x0 0x10000>;
 			};
 		};