ARM: sun5i: add a cryptographic engine node

Add a node for the cryptographic engine that can be found on sun5i SoCs.
This cryptographic engine is compatible with the Allwinner cryptographic
accelerator driver.
Signed-off-by: Antoine Tenart <antoine.tenart@free-electrons.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

arch/arm/boot/dts/sun5i.dtsi

@@ -356,6 +356,15 @@ ohci0: usb@01c14400 {
 			status = "disabled";
 		};
 
+		crypto: crypto-engine@01c15000 {
+			compatible = "allwinner,sun5i-a13-crypto",
+				     "allwinner,sun4i-a10-crypto";
+			reg = <0x01c15000 0x1000>;
+			interrupts = <54>;
+			clocks = <&ccu CLK_AHB_SS>, <&ccu CLK_SS>;
+			clock-names = "ahb", "mod";
+		};
+
 		spi2: spi@01c17000 {
 			compatible = "allwinner,sun4i-a10-spi";
 			reg = <0x01c17000 0x1000>;