diff --git "a/documents/rockchip/openEuler\351\200\202\351\205\215\346\214\207\345\215\227.md" "b/documents/rockchip/openEuler\351\200\202\351\205\215\346\214\207\345\215\227.md"
index d5de2d13735313145c0295c2e20d4ad13b143140..30dbb479e4f8977322556416440f84490e12af10 100644
--- "a/documents/rockchip/openEuler\351\200\202\351\205\215\346\214\207\345\215\227.md"
+++ "b/documents/rockchip/openEuler\351\200\202\351\205\215\346\214\207\345\215\227.md"
@@ -40,7 +40,7 @@
 
   - RK35xx
 
-    需要将编译好的 u-boot 二进制文件放到 [u-boot 目录](../../scripts/rockchip/bin/u-boot/)下，并在 [build_boot.sh](../../scripts/rockchip/build_u-boot.sh#L126) 中增加相应操作。
+    需要将编译好的 u-boot 二进制文件放到 [u-boot 目录](../../scripts/rockchip/bin/u-boot/)下，并在版型文件中增加文件路径。
 
 ## 准备 firmware 文件
    
@@ -72,6 +72,12 @@ POST_BOARD_OVERLAY() {
   1.  ubootconfig=UBOOT_DEFCONFIG
 
       开发板对应的 defconfig 的文件名称，对应 [u-boot/configs](https://github.com/u-boot/u-boot/tree/master/configs) 下 `UBOOT_DEFCONFIG` 文件，默认为 `firefly-rk3399_defconfig`；如需在 RK3568/RK3588 开发板上使用预编译的 u-boot，可以将此项设置为 `none`。
+      
+      如果设置为 `none`，则还需添加以下附属配置参数：
+
+        - local_uboot_dir
+
+          开发板 u-boot 配置设置为 `none` 时，本地预编译的 u-boot 二进制文件的位置。
 
   2.  dtb_name=DTB_NAME
 
diff --git a/scripts/rockchip/boards/firefly-itx-3588j.conf b/scripts/rockchip/boards/firefly-itx-3588j.conf
index bae98c260bac4d9231416cf239399741908c0ee6..341fc5608d3355a74c9a0337de8632bcfe751c99 100644
--- a/scripts/rockchip/boards/firefly-itx-3588j.conf
+++ b/scripts/rockchip/boards/firefly-itx-3588j.conf
@@ -1,4 +1,5 @@
 ubootconfig=none
+local_uboot_dir=${nonfree_bin_dir}/u-boot/firefly-rk3588
 dtb_name=rk3588-firefly-itx-3588j
 platform=rockchip
 
diff --git a/scripts/rockchip/boards/firefly-roc-rk3566-pc.conf b/scripts/rockchip/boards/firefly-roc-rk3566-pc.conf
index a26fbb29c8c2b7e2e933ddd8e62d31b6c69af800..57fe2f495d8682a2812b1cd4ffd1caa51b0bd29f 100644
--- a/scripts/rockchip/boards/firefly-roc-rk3566-pc.conf
+++ b/scripts/rockchip/boards/firefly-roc-rk3566-pc.conf
@@ -1,4 +1,5 @@
 ubootconfig=none
+local_uboot_dir=${nonfree_bin_dir}/u-boot/firefly-rk3566
 dtb_name=rk3566-roc-pc
 platform=rockchip
 
diff --git a/scripts/rockchip/boards/firefly-roc-rk3568-pc-se.conf b/scripts/rockchip/boards/firefly-roc-rk3568-pc-se.conf
index e8520a304714dbf7c55cfac720e39de92b87e8d0..1b4e5aba89763e5c759577006e79c91b9b708b79 100644
--- a/scripts/rockchip/boards/firefly-roc-rk3568-pc-se.conf
+++ b/scripts/rockchip/boards/firefly-roc-rk3568-pc-se.conf
@@ -1,4 +1,5 @@
 ubootconfig=none
+local_uboot_dir=${nonfree_bin_dir}/u-boot/firefly-rk3568
 dtb_name=rk3568-roc-pc-se
 platform=rockchip
 
diff --git a/scripts/rockchip/boards/firefly-roc-rk3588s-pc.conf b/scripts/rockchip/boards/firefly-roc-rk3588s-pc.conf
index 9df022027cc1f60de89c85dd723b5f630e802b4a..ee7d8c13ba4417b282c8f0f3bdc9e345a412c03d 100644
--- a/scripts/rockchip/boards/firefly-roc-rk3588s-pc.conf
+++ b/scripts/rockchip/boards/firefly-roc-rk3588s-pc.conf
@@ -1,4 +1,5 @@
 ubootconfig=none
+local_uboot_dir=${nonfree_bin_dir}/u-boot/firefly-rk3588
 dtb_name=rk3588s-roc-pc
 platform=rockchip
 
diff --git a/scripts/rockchip/boards/phytiumpi-4gb.conf b/scripts/rockchip/boards/phytiumpi-4gb.conf
index 842fa25a9c4623256dc7f5705cae7d054fca99d7..ff1330f056376fec7a431ee92be2c1417af78705 100644
--- a/scripts/rockchip/boards/phytiumpi-4gb.conf
+++ b/scripts/rockchip/boards/phytiumpi-4gb.conf
@@ -1,4 +1,5 @@
 ubootconfig=none
+local_uboot_dir=${nonfree_bin_dir}/u-boot/phytiumpi
 dtb_name=phytiumpi_firefly
 platform=phytium
 
diff --git a/scripts/rockchip/boards/radxa-rock5b.conf b/scripts/rockchip/boards/radxa-rock5b.conf
index 0bf5341b6e903351bc302d71aeb375816ad66d6e..4dd6a3c79f7f9bb3b8fb6d58524a1ab9d7ea3626 100644
--- a/scripts/rockchip/boards/radxa-rock5b.conf
+++ b/scripts/rockchip/boards/radxa-rock5b.conf
@@ -1,4 +1,5 @@
 ubootconfig=none
+local_uboot_dir=${nonfree_bin_dir}/u-boot/radxa-rock5b
 dtb_name=rk3588-rock-5b
 platform=rockchip
 
diff --git a/scripts/rockchip/build_u-boot.sh b/scripts/rockchip/build_u-boot.sh
index 58120a4d187e2f208a453458766790da9cc5c2c4..ef75ae6909b36c6e4ee5f36f65546e1e08f6e64e 100755
--- a/scripts/rockchip/build_u-boot.sh
+++ b/scripts/rockchip/build_u-boot.sh
@@ -2,11 +2,11 @@
 
 __usage="
 Usage: build_u-boot [OPTIONS]
-Build Rockchip u-boot image.
+Build openEuler SBCs u-boot image.
 The target files idbloader.img and u-boot.itb will be generated in the build/u-boot folder of the directory where the build_u-boot.sh script is located.
 
 Options: 
-  -u, --ubootconfig         UBOOT_DEFCONFIG    Required! The name of defconfig file when compiling u-boot, which defaults to firefly-rk3399_defconfig, set none to use prebuild u-boot image.
+  --board, BOARD            Required! The config of target board in the boards folder, which defaults to firefly-rk3399.
   --cores N                 The number of cpu cores to be used during making.
   -h, --help                Show command help.
 "
@@ -18,7 +18,7 @@ help()
 }
 
 default_param() {
-    ubootconfig="firefly-rk3399_defconfig"
+    board=firefly-rk3399
     workdir=$(pwd)/build
     u_boot_url="https://gitlab.arm.com/systemready/firmware-build/u-boot.git"
     rk3399_bl31_url="https://github.com/rockchip-linux/rkbin/raw/master/bin/rk33/rk3399_bl31_v1.36.elf"
@@ -29,8 +29,8 @@ default_param() {
 
 local_param(){
     if [ -f $workdir/.param ]; then
-        ubootconfig=$(cat $workdir/.param | grep ubootconfig)
-        ubootconfig=${ubootconfig:12}
+        board=$(cat $workdir/.param | grep board)
+        board=${board:6}
     fi
 }
 
@@ -46,8 +46,8 @@ parseargs()
             return 1
         elif [ "x$1" == "x" ]; then
             shift
-        elif [ "x$1" == "x-u" -o "x$1" == "x--ubootconfig" ]; then
-            ubootconfig=`echo $2`
+        elif [ "x$1" == "x--board" ]; then
+            board=`echo $2`
             shift
             shift
         elif [ "x$1" == "x--cores" ]; then
@@ -119,26 +119,17 @@ use_prebuild_u-boot() {
     if [ -d $workdir/u-boot ]; then
         rm -rf $workdir/u-boot
     fi
+
     mkdir $workdir/u-boot
-    if [ -f $workdir/.param ]; then
-        dtb_name=$(cat $workdir/.param | grep dtb_name)
-        dtb_name=${dtb_name:9}
-        if [[ "x$dtb_name" == "xrk3588s-roc-pc" || "x$dtb_name" == "xrk3588-firefly-itx-3588j" ]]; then
-            cp $nonfree_bin_dir/u-boot/firefly-rk3588/* $workdir/u-boot
-        elif [[ "x$dtb_name" == "xrk3588-rock-5b" ]]; then
-            cp $nonfree_bin_dir/u-boot/radxa-rock5b/* $workdir/u-boot
-        elif [[ "x$dtb_name" == "xrk3566-roc-pc" ]]; then
-            cp $nonfree_bin_dir/u-boot/firefly-rk3566/* $workdir/u-boot
-        elif [[ "x$dtb_name" == "xrk3568-roc-pc-se" ]]; then
-            cp $nonfree_bin_dir/u-boot/firefly-rk3568/* $workdir/u-boot
-        elif [[ "x$dtb_name" == "xphytiumpi_firefly" ]]; then
-            cp $nonfree_bin_dir/u-boot/phytiumpi/fip-all-sd-boot.bin $workdir/u-boot
-            mkenvimage -s 0x1000 -o $workdir/u-boot/env.bin $nonfree_bin_dir/u-boot/phytiumpi/env.txt
-            dd if=$workdir/u-boot/env.bin of=$workdir/u-boot/fip-all-sd-boot.bin bs=1k seek=1472 conv=notrunc
-        else
-           echo "target u-boot can not found!"
-           exit 2
-        fi
+    if [[ "x${platform}" == "xrockchip" ]]; then
+        cp ${local_uboot_dir}/* $workdir/u-boot
+    elif [[ "x${platform}" == "xphytium" ]]; then
+        cp ${local_uboot_dir}/fip-all-sd-boot.bin $workdir/u-boot
+        mkenvimage -s 0x1000 -o $workdir/u-boot/env.bin ${local_uboot_dir}/env.txt
+        dd if=$workdir/u-boot/env.bin of=$workdir/u-boot/fip-all-sd-boot.bin bs=1k seek=1472 conv=notrunc
+    else
+        echo "target u-boot can not found!"
+        exit 2
     fi
 }
 
@@ -148,6 +139,8 @@ default_param
 local_param
 parseargs "$@" || help $?
 
+source $workdir/../boards/${board}.conf
+
 if [ ! -d $workdir ]; then
     mkdir $workdir
 fi