[POWERPC] 83xx: Add rtc node to mpc8313erdb dts

The 8313 rdb has a ds1339 at address 0x68.

Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/arch/powerpc/boot/dts/mpc8313erdb.dts b/arch/powerpc/boot/dts/mpc8313erdb.dts
index 2d6653f..e1f0dca 100644
--- a/arch/powerpc/boot/dts/mpc8313erdb.dts
+++ b/arch/powerpc/boot/dts/mpc8313erdb.dts
@@ -118,6 +118,10 @@
 			interrupts = <14 0x8>;
 			interrupt-parent = <&ipic>;
 			dfsrr;
+			rtc@68 {
+				compatible = "dallas,ds1339";
+				reg = <0x68>;
+			};
 		};
 
 		i2c@3100 {