This patch is a device tree enhancement that IMHO is worthy of mainline.
It could even go into target/linux/generic here, but for the moment, I
am putting it under the lantiq target.

Signed-off-by: Daniel Gimpelevich <[email protected]>
Index: target/linux/lantiq/patches-3.8/0304-MIPS-cmdline.patch
===================================================================
--- a/target/linux/lantiq/patches-3.8/0304-MIPS-cmdline.patch   (revision 0)
+++ b/target/linux/lantiq/patches-3.8/0304-MIPS-cmdline.patch   (revision 0)
@@ -0,0 +1,12 @@
+--- a/drivers/of/fdt.c
++++ b/drivers/of/fdt.c
+@@ -677,6 +677,9 @@ int __init early_init_dt_scan_chosen(uns
+       p = of_get_flat_dt_prop(node, "bootargs", &l);
+       if (p != NULL && l > 0)
+               strlcpy(data, p, min((int)l, COMMAND_LINE_SIZE));
++      p = of_get_flat_dt_prop(node, "bootargs-append", &l);
++      if (p != NULL && l > 0)
++              strlcat(data, p, min(strlen(data) + (int)l, COMMAND_LINE_SIZE));
+ 
+       /*
+        * CONFIG_CMDLINE is meant to be a default in case nothing else


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