ARM: sun5i: dt: Move uart3 pinctrl node to common DTSI

The uart3 pins are shared between the A10s and A13, move the pinctrl node
to the common DTSI to avoid duplication.
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Chen-Yu Tsai <wens@csie.org>

arch/arm/boot/dts/sun5i-a10s.dtsi

@@ -204,13 +204,6 @@ uart2_pins_a: uart2@0 {
 		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 	};
 
-	uart3_pins_a: uart3@0 {
-		allwinner,pins = "PG9", "PG10";
-		allwinner,function = "uart3";
-		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
-		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
-	};
-
 	emac_pins_a: emac0@0 {
 		allwinner,pins = "PA0", "PA1", "PA2",
 				"PA3", "PA4", "PA5", "PA6",

arch/arm/boot/dts/sun5i.dtsi

@@ -529,6 +529,13 @@ mmc2_pins_a: mmc2@0 {
 				allwinner,drive = <SUN4I_PINCTRL_30_MA>;
 				allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 			};
+
+			uart3_pins_a: uart3@0 {
+				allwinner,pins = "PG9", "PG10";
+				allwinner,function = "uart3";
+				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+			};
 		};
 
 		timer@01c20c00 {