diff --git a/kernel/linux-imx6_3.14.28/make.sh b/kernel/linux-imx6_3.14.28/make.sh
index 09b223f..edff237 100755
--- a/kernel/linux-imx6_3.14.28/make.sh
+++ b/kernel/linux-imx6_3.14.28/make.sh
@@ -13,9 +13,11 @@ fi
 
 image_filename="arch/arm/boot/uImage"
 dtb_filename="arch/arm/boot/dts/imx6s-prime-oven.dtb"
+jig_filename="arch/arm/boot/dts/imx6s-prime-oven_jig.dtb"
 
 image_target_filename="uImage"
 dtb_target_filename="imx6s-prime-oven.dtb"
+jig_target_filename="imx6s-prime-oven_jig.dtb"
 
 if [ -f .config ]; then
 	echo ".....mrproper"
@@ -36,23 +38,23 @@ fi
 
 
 if [ "$1" = "" ]; then
-	ARCH=arm make arm=ARM O=$build_path uImage LOADADDR=0x10008000
-	ARCH=arm make arm=ARM O=$build_path dtbs
+	ARCH=arm make arm=ARM O=$build_path uImage LOADADDR=0x10008000 -j$(proc)
+	ARCH=arm make arm=ARM O=$build_path dtbs -j$(proc)
 else
-	ARCH=arm make arm=ARM O=$build_path $1 $2 $3
-	ARCH=arm make arm=ARM O=$build_path dtbs
+	ARCH=arm make arm=ARM O=$build_path $1 $2 $3 -j$(proc)
+	ARCH=arm make arm=ARM O=$build_path dtbs -j$(proc)
 fi
 
 if [ "$1" = "dtb" ]; then
-	ARCH=arm make arm=ARM O=$build_path dtbs
+	ARCH=arm make arm=ARM O=$build_path dtbs -j$(proc)
 fi
 
 
 # build kernel modules
 if [ "$1" = "modules" ] ; then
-	ARCH=arm INSTALL_MOD_PATH=$module_install   make arm=ARM O=$build_path modules
-	ARCH=arm INSTALL_MOD_PATH=$module_install   make arm=ARM O=$build_path modules_install
-	ARCH=arm INSTALL_MOD_PATH=$firmware_install make arm=ARM O=$build_path firmware_install
+	ARCH=arm INSTALL_MOD_PATH=$module_install   make arm=ARM O=$build_path modules -j$(proc)
+	ARCH=arm INSTALL_MOD_PATH=$module_install   make arm=ARM O=$build_path modules_install -j$(proc)
+	ARCH=arm INSTALL_MOD_PATH=$firmware_install make arm=ARM O=$build_path firmware_install -j$(proc)
 fi
 
 if [ -f $build_path/$image_filename ]; then
@@ -75,3 +77,13 @@ if [ -f $build_path/$dtb_filename ]; then
     done
 fi
 
+if [ -f $build_path/$jig_filename ]; then
+    for DEST_DIR in ${CP_DIR}
+    do
+        mkdir -p ${DEST_DIR}
+
+        echo "copy from dtb $build_path/$jig_filename to ${DEST_DIR}/$jig_target_filename"
+        cp  $build_path/$jig_filename ${DEST_DIR}/$jig_target_filename
+    done
+fi
+