ARM: dts: am33xx: add DMA properties for tscadc

Add DMA properties for tscadc
Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/boot/dts/am33xx.dtsi

@@ -855,6 +855,8 @@ tscadc: tscadc@44e0d000 {
 			interrupts = <16>;
 			ti,hwmods = "adc_tsc";
 			status = "disabled";
+			dmas = <&edma 53 0>, <&edma 57 0>;
+			dma-names = "fifo0", "fifo1";
 
 			tsc {
 				compatible = "ti,am3359-tsc";