ARM: apf27dev: add rtc ds1374 to the device tree

Signed-off-by: Philippe Reynes <tremyfr@yahoo.fr>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

arch/arm/boot/dts/imx27-apf27dev.dts

@@ -53,6 +53,11 @@ &cspi2 {
 &i2c1 {
 	clock-frequency = <400000>;
 	status = "okay";
+
+	rtc@68 {
+		compatible = "dallas,ds1374";
+		reg = <0x68>;
+	};
 };
 
 &i2c2 {