diff --git a/configs/fx12mm_defconfig b/configs/fx12mm_defconfig
new file mode 100644
index 0000000..9900a54
--- /dev/null
+++ b/configs/fx12mm_defconfig
@@ -0,0 +1,4 @@
+CONFIG_SYS_EXTRA_OPTIONS="SYS_TEXT_BASE=0x04000000,RESET_VECTOR_ADDRESS=0x04100000,INIT_TLB=board/xilinx/ppc405-generic/init.o"
+CONFIG_PPC=y
+CONFIG_4xx=y
+CONFIG_TARGET_FX12MM=y