diff --git a/meta-aspeed/recipes-bsp/u-boot/files/u-boot_flash_64M.cfg b/meta-aspeed/recipes-bsp/u-boot/files/u-boot_flash_64M.cfg
new file mode 100644
index 0000000..b0f3f28
--- /dev/null
+++ b/meta-aspeed/recipes-bsp/u-boot/files/u-boot_flash_64M.cfg
@@ -0,0 +1,2 @@
+CONFIG_ENV_SIZE=0x20000
+CONFIG_ENV_OFFSET=0xE0000