ARM: sunxi: Add pins for IR controller on A20 to dtsi

This patch adds pins for two IR controllers on A20
Signed-off-by: NAlexander Bersenev <bay@hackerdom.ru>
Signed-off-by: NAlexsey Shestacov <wingrime@linux-sunxi.org>
Signed-off-by: NMaxime Ripard <maxime.ripard@free-electrons.com>

arch/arm/boot/dts/sun7i-a20.dtsi

@@ -738,6 +738,20 @@
 				allwinner,drive = <2>;
 				allwinner,pull = <0>;
 			};
+
+			ir0_pins_a: ir0@0 {
+				    allwinner,pins = "PB3","PB4";
+				    allwinner,function = "ir0";
+				    allwinner,drive = <0>;
+				    allwinner,pull = <0>;
+			};
+
+			ir1_pins_a: ir1@0 {
+				    allwinner,pins = "PB22","PB23";
+				    allwinner,function = "ir1";
+				    allwinner,drive = <0>;
+				    allwinner,pull = <0>;
+			};
 		};
 
 		timer@01c20c00 {