--- /dev/null
+--- a/arch/powerpc/boot/dts/taishan.dts
++++ b/arch/powerpc/boot/dts/taishan.dts
+@@ -423,5 +423,6 @@
+
+ chosen {
+ linux,stdout-path = "/plb/opb/serial@40000300";
++ bootargs = "console=ttyS1,115200 root=/dev/mtdblock1 rootfstype=squashfs noinitrd";
+ };
+ };