diff --git a/configs/DU440_defconfig b/configs/DU440_defconfig
new file mode 100644
index 0000000..59891fe
--- /dev/null
+++ b/configs/DU440_defconfig
@@ -0,0 +1,3 @@
+CONFIG_PPC=y
+CONFIG_4xx=y
+CONFIG_TARGET_DU440=y