Index: arch/arm/dts/rk3399-pinebook-pro.dts
--- arch/arm/dts/rk3399-pinebook-pro.dts.orig
+++ arch/arm/dts/rk3399-pinebook-pro.dts
@@ -25,7 +25,7 @@
 	};
 
 	chosen {
-		stdout-path = "serial2:1500000n8";
+		stdout-path = "serial2:115200n8";
 	};
 
 	backlight: edp-backlight {
