diff --git a/meta-aspeed/recipes-bsp/u-boot/files/fw_env_ast2600_mmc.config b/meta-aspeed/recipes-bsp/u-boot/files/fw_env_ast2600_mmc.config
new file mode 100644
index 0000000..4c7937e
--- /dev/null
+++ b/meta-aspeed/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
diff --git a/meta-aspeed/recipes-bsp/u-boot/u-boot-fw-utils-aspeed-sdk_2019.04.bb b/meta-aspeed/recipes-bsp/u-boot/u-boot-fw-utils-aspeed-sdk_2019.04.bb
index 8214579..cebbee6 100644
--- a/meta-aspeed/recipes-bsp/u-boot/u-boot-fw-utils-aspeed-sdk_2019.04.bb
+++ b/meta-aspeed/recipes-bsp/u-boot/u-boot-fw-utils-aspeed-sdk_2019.04.bb
@@ -6,6 +6,10 @@
 PROVIDES += "u-boot-fw-utils"
 
 SRC_URI += "file://fw_env_ast2600_nor.config"
+SRC_URI += "file://fw_env_ast2600_mmc.config"
+
+ENV_CONFIG_FILE = "fw_env_ast2600_nor.config"
+ENV_CONFIG_FILE_df-phosphor-mmc = "fw_env_ast2600_mmc.config"
 
 INSANE_SKIP_${PN} = "already-stripped"
 EXTRA_OEMAKE_class-target = 'CROSS_COMPILE=${TARGET_PREFIX} CC="${CC} ${CFLAGS} ${LDFLAGS}" HOSTCC="${BUILD_CC} ${BUILD_CFLAGS} ${BUILD_LDFLAGS}" V=1'
@@ -23,7 +27,8 @@
 	install -d ${D}${sysconfdir}
 	install -m 755 ${S}/tools/env/fw_printenv ${D}${base_sbindir}/fw_printenv
 	install -m 755 ${S}/tools/env/fw_printenv ${D}${base_sbindir}/fw_setenv
-	install -m 644 ${WORKDIR}/fw_env_ast2600_nor.config ${D}${sysconfdir}/fw_env.config
+
+	install -m 644 ${WORKDIR}/${ENV_CONFIG_FILE} ${D}${sysconfdir}/fw_env.config
 }
 
 do_install_class-cross () {