diff --git a/docs/develop/ports/arm/urls.txt b/docs/develop/ports/arm/urls.txt
new file mode 100644
index 0000000000..d48a92a3cc
--- /dev/null
+++ b/docs/develop/ports/arm/urls.txt
@@ -0,0 +1,3 @@
+* FDT
+http://elinux.org/images/4/4e/Glikely-powerpc-porting-guide.pdf
+http://ols.fedoraproject.org/OLS/Reprints-2008/likely2-reprint.pdf