ARM: dts: sun7i: add pin muxing options for UART2

UART2 is used on CubieTruck to connect to the Bluetooth module.
Add the pin set used in this case.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
index b47685587eb00d1bc29668ea92df1c3d819af7cc..bfb2cf283dbb3dd9368ce527ee93a9c63d8e1f9c 100644 (file)
--- a/arch/arm/boot/dts/sun7i-a20.dtsi
+++ b/arch/arm/boot/dts/sun7i-a20.dtsi
@@ -381,6 +381,13 @@
                                allwinner,pull = <0>;
                        };
 
+                       uart2_pins_a: uart2@0 {
+                               allwinner,pins = "PI16", "PI17", "PI18", "PI19";
+                               allwinner,function = "uart2";
+                               allwinner,drive = <0>;
+                               allwinner,pull = <0>;
+                       };
+
                        uart6_pins_a: uart6@0 {
                                allwinner,pins = "PI12", "PI13";
                                allwinner,function = "uart6";