ARM64: DTS: Add rk3399-firefly uart4 device, node as /dev/ttyS1

Change-Id: I4910156f469c81b111bb30d5462db9f125d14312

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-firefly-linux.dts b/arch/arm64/boot/dts/rockchip/rk3399-firefly-linux.dts
index 6672571c2c6bb9844e8bdc87ed852c0cb747b7f2..d2c307394d98109c7b5c67317eaa89aedd00e2b9 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3399-firefly-linux.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-firefly-linux.dts
@@ -1057,6 +1057,12 @@
        status = "okay";
 };
 
+&uart4 {
+       current-speed = <9600>;
+       no-loopback-test;
+       status = "okay";
+};
+
 &usbdrd3_0 {
        status = "okay";
        extcon = <&fusb0>;