ARM: dts: imx: add #dma-cells property for sdma

Add the #dma-cells property for all the sdma in all the imx platforms.

Signed-off-by: Huang Shijie <b32955@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
diff --git a/arch/arm/boot/dts/imx25.dtsi b/arch/arm/boot/dts/imx25.dtsi
index f590484..a69abaa 100644
--- a/arch/arm/boot/dts/imx25.dtsi
+++ b/arch/arm/boot/dts/imx25.dtsi
@@ -430,6 +430,7 @@
 				reg = <0x53fd4000 0x4000>;
 				clocks = <&clks 112>, <&clks 68>;
 				clock-names = "ipg", "ahb";
+				#dma-cells = <3>;
 				interrupts = <34>;
 			};