ARM: at91: dts: add MCI DMA support

Add DMA resources to MCI nodes.

Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
[nicolas.ferre@atmel.com: correct 9g45, 9n12 dma phandle name]
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
diff --git a/arch/arm/boot/dts/at91sam9n12.dtsi b/arch/arm/boot/dts/at91sam9n12.dtsi
index 824d301..b0bd704 100644
--- a/arch/arm/boot/dts/at91sam9n12.dtsi
+++ b/arch/arm/boot/dts/at91sam9n12.dtsi
@@ -89,6 +89,8 @@
 				compatible = "atmel,hsmci";
 				reg = <0xf0008000 0x600>;
 				interrupts = <12 4 0>;
+				dmas = <&dma 1 0>;
+				dma-names = "rxtx";
 				#address-cells = <1>;
 				#size-cells = <0>;
 				status = "disabled";