ARM: shmobile: bockw-reference dts: Add chosen/stdout-path

Add a stdout-path property so that automatic console selection works
in the absence of a "console=" parameter on the kernel command line.

Remove the now-superfluous "console=" parameter from chosen/bootargs.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm/boot/dts/r8a7778-bockw-reference.dts

@@ -28,7 +28,8 @@ aliases {
 	};
 
 	chosen {
-		bootargs = "console=ttySC0,115200 ignore_loglevel root=/dev/nfs ip=dhcp rw";
+		bootargs = "ignore_loglevel root=/dev/nfs ip=dhcp rw";
+		stdout-path = &scif0;
 	};
 
 	memory {