diff --git a/recipes-bsp/u-boot/files/fw_env_ast2600_mmc.config b/recipes-bsp/u-boot/files/fw_env_ast2600_mmc.config
new file mode 100644
index 0000000..4c7937e
--- /dev/null
+++ b/recipes-bsp/u-boot/files/fw_env_ast2600_mmc.config
@@ -0,0 +1,3 @@
+# Device name	Device offset	Env. size
+/dev/mmcblk0p1	0x00000	        0x10000
+/dev/mmcblk0p1	0x10000	        0x10000