diff --git a/target/allwinner/mandolin-common/bin/u-boot-sun8iw15p1.bin b/target/allwinner/mandolin-common/bin/u-boot-sun8iw15p1.bin
index a44d979b4..27a7c39fc 100755
Binary files a/target/allwinner/mandolin-common/bin/u-boot-sun8iw15p1.bin and b/target/allwinner/mandolin-common/bin/u-boot-sun8iw15p1.bin differ
diff --git a/target/allwinner/mandolin-pv1/configs/env-4.9.cfg b/target/allwinner/mandolin-pv1/configs/env-4.9.cfg
index ca01cc860..c89b6c14f 100755
--- a/target/allwinner/mandolin-pv1/configs/env-4.9.cfg
+++ b/target/allwinner/mandolin-pv1/configs/env-4.9.cfg
@@ -1,4 +1,4 @@
-bootdelay=0
+bootdelay=3
 #default bootcmd, will change at runtime according to key press
 bootcmd=run setargs_nand boot_normal#default nand boot
 #kernel command arguments
@@ -8,7 +8,7 @@ nand_root=/dev/nandd
 mmc_root=/dev/mmcblk0p7
 root_partition=rootfs
 init=/sbin/init
-loglevel=8
+loglevel=0
 boot_partition=boot
 cma=64M
 
@@ -32,3 +32,9 @@ recovery_key_value_min=0x10
 #fastboot key
 fastboot_key_value_max=0x8
 fastboot_key_value_min=0x2
+#ota cmd
+boot_cache=0x40007800
+rootfs_cache=0x40407800
+loadkernel=ext4load sunxi_flash 0:0 ${boot_cache} ota/boot.img
+loadrootfs=ext4load sunxi_flash 0:0 ${rootfs_cache} ota/rootfs.img
+
diff --git a/target/allwinner/mandolin-pv1/configs/sys_partition.fex b/target/allwinner/mandolin-pv1/configs/sys_partition.fex
index cbab3d1a0..f391b2eb4 100755
--- a/target/allwinner/mandolin-pv1/configs/sys_partition.fex
+++ b/target/allwinner/mandolin-pv1/configs/sys_partition.fex
@@ -58,14 +58,13 @@ size = 512
     user_type    = 0x8000
 
 [partition]
-    name         = rootfs_data
-    ;size         = 61440
+    name         = rootfs_data    
     size         = 8192
     user_type    = 0x8000
 
 [partition]
-    name         = private
-    size         = 1024
+    name         = ota_info
+    size         = 512
     user_type    = 0x8000
 
 ;   recovery分区说明
@@ -77,10 +76,10 @@ size = 512
 ;	downloadfile="recovery.fex"
 ;    user_type    = 0x8000
 
-[partition]
-    name         = misc
-    size         = 1024
-    user_type    = 0x8000
+;[partition]
+;    name         = misc
+;    size         = 1024
+;    user_type    = 0x8000
 
 [partition]
     name         = UDISK
diff --git a/target/allwinner/mandolin-pv1/defconfig b/target/allwinner/mandolin-pv1/defconfig
index 4fae918e7..5c8911e52 100644
--- a/target/allwinner/mandolin-pv1/defconfig
+++ b/target/allwinner/mandolin-pv1/defconfig
@@ -2165,6 +2165,11 @@ CONFIG_PACKAGE_libip4tc=y
 # CONFIG_PACKAGE_libiptc is not set
 CONFIG_PACKAGE_libxtables=y
 
+#
+# GPU Libraries
+#
+# CONFIG_PACKAGE_mali400-um is not set
+
 #
 # IoT
 #
@@ -2598,6 +2603,7 @@ CONFIG_PACKAGE_terminfo=y
 # CONFIG_PACKAGE_uclibcxx is not set
 # CONFIG_PACKAGE_uriparser is not set
 CONFIG_PACKAGE_uthash=y
+# CONFIG_PACKAGE_uvoice is not set
 # CONFIG_PACKAGE_xkeyboard-config is not set
 CONFIG_PACKAGE_zlib=y