ARM: dts: dra7: Correct the dma controller's property names

According to the Documentation/devicetree/bindings/dma/dma.txt the
dma-channels and dma-requests property should not have '#'.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
index 853d37d..127608d 100644
--- a/arch/arm/boot/dts/dra7.dtsi
+++ b/arch/arm/boot/dts/dra7.dtsi
@@ -249,8 +249,8 @@
 				     <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>,
 				     <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
 			#dma-cells = <1>;
-			#dma-channels = <32>;
-			#dma-requests = <127>;
+			dma-channels = <32>;
+			dma-requests = <127>;
 		};
 
 		gpio1: gpio@4ae10000 {