ARM: dts: DRA7: Add DT node for DES IP

DRA7xx SoCs have a DES3DES IP. Add DT data for the same.
Signed-off-by: Joel Fernandes <joelf@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/boot/dts/dra7.dtsi

@@ -1928,6 +1928,17 @@ ecap2: ecap@48442100 {
 				status = "disabled";
 			};
 		};
+
+		des: des@480a5000 {
+			compatible = "ti,omap4-des";
+			ti,hwmods = "des";
+			reg = <0x480a5000 0xa0>;
+			interrupts = <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>;
+			dmas = <&sdma_xbar 117>, <&sdma_xbar 116>;
+			dma-names = "tx", "rx";
+			clocks = <&l3_iclk_div>;
+			clock-names = "fck";
+		};
 	};
 
 	thermal_zones: thermal-zones {