arm: dts: rk3288-evb: add earlycon to args of cmdline

Change-Id: I4a7ce913deac9e88a9660c960c9fed746226db78
Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>

diff --git a/arch/arm/boot/dts/rk3288-evb.dtsi b/arch/arm/boot/dts/rk3288-evb.dtsi
index e7058923a7d26e24f45c3dc6f62e79a36f4fa73e..07f44240c0617b5846202c4aae71fc6c5befe554 100644 (file)
--- a/arch/arm/boot/dts/rk3288-evb.dtsi
+++ b/arch/arm/boot/dts/rk3288-evb.dtsi
@@ -43,6 +43,10 @@
 #include "rk3288.dtsi"
 
 / {
+       chosen {
+               bootargs = "earlycon=uart8250,mmio32,0xff690000 swiotlb=1";
+       };
+
        memory {
                device_type = "memory";
                reg = <0x0 0x80000000>;