diff --git a/board/avnet/v5fx30teval/.gitignore b/board/avnet/v5fx30teval/.gitignore
new file mode 100644
index 0000000000..f6418a0c50
--- /dev/null
+++ b/board/avnet/v5fx30teval/.gitignore
@@ -0,0 +1 @@
+/config.tmp
diff --git a/board/xilinx/ml507/.gitignore b/board/xilinx/ml507/.gitignore
new file mode 100644
index 0000000000..f6418a0c50
--- /dev/null
+++ b/board/xilinx/ml507/.gitignore
@@ -0,0 +1 @@
+/config.tmp
diff --git a/board/xilinx/ppc440-generic/.gitignore b/board/xilinx/ppc440-generic/.gitignore
new file mode 100644
index 0000000000..f6418a0c50
--- /dev/null
+++ b/board/xilinx/ppc440-generic/.gitignore
@@ -0,0 +1 @@
+/config.tmp