ARM: dts: da850: Add DMA to SPI0

Add the bindings for DMA on SPI0
Signed-off-by: David Lechner <david@lechnology.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>

arch/arm/boot/dts/da850.dtsi

@@ -357,6 +357,8 @@ spi0: spi@41000 {
 			num-cs = <6>;
 			ti,davinci-spi-intr-line = <1>;
 			interrupts = <20>;
+			dmas = <&edma0 14 0>, <&edma0 15 0>;
+			dma-names = "rx", "tx";
 			status = "disabled";
 		};
 		spi1: spi@30e000 {