ARM: dts: i.MX31: Add iim node

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

arch/arm/boot/dts/imx31.dtsi

@@ -94,6 +94,13 @@ uart3: serial@5000c000 {
 				status = "disabled";
 			};
 
+			iim: iim@5001c000 {
+				compatible = "fsl,imx31-iim", "fsl,imx27-iim";
+				reg = <0x5001c000 0x1000>;
+				interrupts = <19>;
+				clocks = <&clks 25>;
+			};
+
 			clks: ccm@53f80000{
 				compatible = "fsl,imx31-ccm";
 				reg = <0x53f80000 0x4000>;