powerpc/b4860: Removed LIODN register from sRIO node

In case of B4860 LIODN register for sRIO is not in GUTs block but in
the sRIO register space.
Signed-off-by: NVarun Sethi <Varun.Sethi@freescale.com>
Signed-off-by: NPoonam Aggrwal <poonam.aggrwal@freescale.com>
Signed-off-by: NScott Wood <scottwood@freescale.com>

arch/powerpc/boot/dts/fsl/b4860si-post.dtsi

@@ -51,14 +51,12 @@ port1 {
 		#address-cells = <2>;
 		#size-cells = <2>;
 		cell-index = <1>;
-		fsl,liodn-reg = <&guts 0x510>; /* RIO1LIODNR */
 	};
 
 	port2 {
 		#address-cells = <2>;
 		#size-cells = <2>;
 		cell-index = <2>;
-		fsl,liodn-reg = <&guts 0x514>; /* RIO2LIODNR */
 	};
 };