[PATCH] arm64: dts: allwinner: a64: bananapi-m64: enable UART2

[Yegor Timoshenko]

BananaPi M64 exposes UART2 interface that is supposed to be enabled
by default (see "Default Function" in the pin definition table from
the manufacturer [1]).

[1]: https://bananapi.gitbooks.io/bpi-m64/en/bpi-m64gpiopindefine.html

Signed-off-by: Yegor Timoshenko <yegortimoshenko@xxxxxxxxxx>
---
 arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts
index 094cfed13df9..100d1a8fd292 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts
@@ -54,6 +54,7 @@
 		ethernet0 = &emac;
 		serial0 = &uart0;
 		serial1 = &uart1;
+		serial2 = &uart2;
 	};
 
 	chosen {
@@ -312,6 +313,12 @@
 	status = "okay";
 };
 
+&uart2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart2_pins>;
+	status = "okay";
+};
+
 &usb_otg {
 	dr_mode = "otg";
 	status = "okay";
-- 
2.20.1