diff --git a/include/image-commands.mk b/include/image-commands.mk
index 77a35f3eec0070..b8810bfbab305b 100644
--- a/include/image-commands.mk
+++ b/include/image-commands.mk
@@ -383,6 +383,11 @@ define Build/kernel-bin
 	cp $< $@
 endef
 
+define Build/kernel-pack-npk
+	bash -c 'source $(STAGING_DIR_HOST)/share/npkpy-venv/bin/activate; python $(STAGING_DIR_HOST)/share/npkpy-venv/bin/pack_npk_kernel.py --kernel $@ --output $@.npk'
+	mv $@.npk $@
+endef
+
 define Build/linksys-image
 	$(TOPDIR)/scripts/linksys-image.sh \
 		"$(call param_get_default,type,$(1),$(DEVICE_NAME))" \
diff --git a/target/linux/ath79/image/common-mikrotik.mk b/target/linux/ath79/image/common-mikrotik.mk
index b37c8b7197067c..3d8d354d443654 100644
--- a/target/linux/ath79/image/common-mikrotik.mk
+++ b/target/linux/ath79/image/common-mikrotik.mk
@@ -13,6 +13,10 @@ define Device/mikrotik_nor
   IMAGE/sysupgrade.bin := append-kernel | kernel2minor -s 1024 -e | \
 	pad-to $$$$(BLOCKSIZE) | append-rootfs | pad-rootfs | \
 	check-size | append-metadata
+  IMAGES += sysupgrade-v7.bin
+  IMAGE/sysupgrade-v7.bin := append-kernel | kernel-pack-npk | \
+	  kernel2minor -b -s 1024 -e | pad-to $$$$(BLOCKSIZE) | \
+	  append-rootfs | pad-rootfs | check-size | append-metadata
 endef
 
 define Device/mikrotik_nand
diff --git a/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_minor.c b/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_minor.c
index af6822e11ab344..db7198169e44e6 100644
--- a/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_minor.c
+++ b/target/linux/generic/files/drivers/mtd/mtdsplit/mtdsplit_minor.c
@@ -35,6 +35,7 @@
 #define YAFFS_OBJECTID_ROOT	0x1
 #define YAFFS_SUM_UNUSED	0xFFFF
 #define YAFFS_NAME		"kernel"
+#define YAFFS_NAME_BOOTIMAGE	"bootimage"
 
 #define MINOR_NR_PARTS		2
 
@@ -77,7 +78,8 @@ static int mtdsplit_parse_minor(struct mtd_info *master,
 	if (hdr.yaffs_sum_unused != YAFFS_SUM_UNUSED)
 		return -EINVAL;
 
-	if (memcmp(hdr.yaffs_name, YAFFS_NAME, sizeof(YAFFS_NAME)))
+	if ((memcmp(hdr.yaffs_name, YAFFS_NAME, sizeof(YAFFS_NAME)) != 0) &&
+			(memcmp(hdr.yaffs_name, YAFFS_NAME_BOOTIMAGE, sizeof(YAFFS_NAME)) != 0))
 		return -EINVAL;
 
 	err = mtd_find_rootfs_from(master, master->erasesize, master->size,
diff --git a/target/linux/ipq40xx/image/mikrotik.mk b/target/linux/ipq40xx/image/mikrotik.mk
index f0e1f1aad34d92..6142b4ad3371ad 100644
--- a/target/linux/ipq40xx/image/mikrotik.mk
+++ b/target/linux/ipq40xx/image/mikrotik.mk
@@ -5,9 +5,13 @@ define Device/mikrotik_nor
 	KERNEL_NAME := vmlinux
 	KERNEL := kernel-bin | append-dtb-elf
 	IMAGES = sysupgrade.bin
+	IMAGES += sysupgrade-v7.bin
 	IMAGE/sysupgrade.bin := append-kernel | kernel2minor -s 1024 | \
 		pad-to $$$$(BLOCKSIZE) | append-rootfs | pad-rootfs | \
 		check-size | append-metadata
+	IMAGE/sysupgrade-v7.bin := append-kernel | kernel-pack-npk | \
+		kernel2minor -b -s 1024 | pad-to $$$$(BLOCKSIZE) | \
+		append-rootfs | pad-rootfs | check-size | append-metadata
 endef
 
 define Device/mikrotik_nand
diff --git a/target/linux/ramips/image/mt7621.mk b/target/linux/ramips/image/mt7621.mk
index 0d25fc1eb31790..b72e9dd16f0195 100644
--- a/target/linux/ramips/image/mt7621.mk
+++ b/target/linux/ramips/image/mt7621.mk
@@ -1545,9 +1545,16 @@ define Device/MikroTik
   DEVICE_PACKAGES := kmod-usb3 -uboot-envtools
   KERNEL_NAME := vmlinuz
   KERNEL := kernel-bin | append-dtb-elf
+  LOADER_TYPE := elf
+  KERNEL_INITRAMFS_NAME := vmlinux-initramfs
+  KERNEL_INITRAMFS := $(KERNEL_DTB) | loader-kernel
   IMAGE/sysupgrade.bin := append-kernel | kernel2minor -s 1024 | \
 	pad-to $$$$(BLOCKSIZE) | append-rootfs | pad-rootfs | check-size | \
 	append-metadata
+  IMAGES += sysupgrade-v7.bin
+  IMAGE/sysupgrade-v7.bin := append-kernel | kernel-pack-npk | \
+	  kernel2minor -b -s 1024 | pad-to $$$$(BLOCKSIZE) | \
+	  append-rootfs | pad-rootfs | check-size | append-metadata
 endef
 
 define Device/mikrotik_ltap-2hnd
diff --git a/tools/Makefile b/tools/Makefile
index bf525d34a052cd..7f9947756af5bc 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -84,5 +84,6 @@ tools-$(if $(CONFIG_BUILD_ALL_HOST_TOOLS)$(CONFIG_USES_MINOR),y) += kernel2minor
 tools-$(if $(CONFIG_BUILD_ALL_HOST_TOOLS)$(CONFIG_USE_SPARSE),y) += sparse
 tools-$(if $(CONFIG_BUILD_ALL_HOST_TOOLS)$(CONFIG_USE_LLVM_BUILD),y) += llvm-bpf
+tools-$(if $(CONFIG_BUILD_ALL_HOST_TOOLS)$(CONFIG_USES_MINOR),y) += npkpy
 
 # builddir dependencies
 $(curdir)/autoconf/compile := $(curdir)/m4/compile
diff --git a/tools/kernel2minor/patches/001-bootimage-path-option.patch b/tools/kernel2minor/patches/001-bootimage-path-option.patch
new file mode 100644
index 00000000000000..6da5d6b408db8b
--- /dev/null
+++ b/tools/kernel2minor/patches/001-bootimage-path-option.patch
@@ -0,0 +1,55 @@
+--- a/kernel2minor.c
++++ b/kernel2minor.c
+@@ -38,6 +38,7 @@ static int info_block_size = 0;
+ #define INFO_BLOCK_VAR_LEN 8
+ //имя файла ядра в файловой система yaffs2
+ #define KERNEl_YAFFS_FILE_NAME "kernel"
++#define BOOTIMAGE_YAFFS_FILE_NAME "bootimage"
+ /* размер блока данных по которому считается ECC. для yaffs2 это 256 */
+ #define ECC_BLOCK_SIZE 256
+ 
+@@ -56,6 +57,7 @@ int verbose = 0; //говорливос�
+ //добавить к образу блок с данными описывающими его параметры(размер, blocksize, chunksize, etc...)
+ int add_image_info_block = 0; //это нужно для образов используемых перепрошивальщиком openwrt(для nand флешей)
+ int align_size = 0; //нужно для openwrt-шного sysupgrade-а. размер блока который будет добавлен к нам сторонним скриптом(sysupgrade-ом)
++int use_bootimage = 0;
+ 
+ //параметры для создаваемой нами файловой системы yaffs2. рассчитываются ф-ей calc_needed_vars.
+ static int chunk_data_size = 0;
+@@ -83,6 +85,7 @@ void print_help(void){
+       "-s", "FLASH Unit(Chunk) size", chunk_size_str,
+       "-i", "Add image info block", add_image_info_block ? info_block_size_str : "No",
+       "-p", "Platform name", platform_name_str,
++      "-b", "Use \"bootimage\" for packed file name", "",
+       "-v", "Verbose output", verbose ? "Yes" : "No",
+       "-h", "Show help and exit", "" };
+   printf("Version := %s\nUsage:\n", PROGRAM_VERSION);
+@@ -365,7 +368,10 @@ int fill_and_write_obj_header(int r, int
+   memset(buf, 0xff, buf_size);
+   verb_printf("%u: Writing chunk = 0 for obj(%u) HEADER, seq = %u\n", (*n)++, obj_id, seq_number);
+   //заполним заголовок объекта
+-  cook_object_header(buf, KERNEl_YAFFS_FILE_NAME);
++  if (use_bootimage)
++  	cook_object_header(buf, BOOTIMAGE_YAFFS_FILE_NAME);
++  else
++  	cook_object_header(buf, KERNEl_YAFFS_FILE_NAME);
+   //заполним данные tags + ecc(oob part)
+   cook_tags(buf, buf_size, chunk_data_size, obj_id, seq_number, chunk_id, n_bytes, 1);
+   len = write(r, buf, buf_size);
+@@ -592,7 +598,7 @@ int main(int argc, char *argv[]){
+   int r = 0;
+   int ch; //для парсинга параметров
+   //загружаем параметры командной строки
+-  while( (ch = getopt(argc, argv, "k:r:s:i:p:cevh")) != -1){
++  while( (ch = getopt(argc, argv, "k:r:s:i:p:cebvh")) != -1){
+     switch(ch){
+       case 'k': snprintf(kernel_file, sizeof(kernel_file) - 1, "%s", optarg); break;
+       case 'r': snprintf(res_file, sizeof(res_file) - 1, "%s", optarg); break;
+@@ -601,6 +607,7 @@ int main(int argc, char *argv[]){
+       case 's': chunk_size = atoi(optarg); break;
+       case 'i': add_image_info_block = 1; align_size = atoi(optarg); break;
+       case 'p': strncpy(platform_name, optarg, sizeof(platform_name)); break;
++      case 'b': use_bootimage = 1; break;
+       case 'v': verbose = 1; break;
+       case 'h': print_help(); exit(0); break;
+     }
diff --git a/tools/npkpy/Makefile b/tools/npkpy/Makefile
new file mode 100644
index 00000000000000..78fe83aaec2d77
--- /dev/null
+++ b/tools/npkpy/Makefile
@@ -0,0 +1,33 @@
+#
+# Copyright (C) 2023 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=npkpy
+PKG_RELEASE:=1
+
+PKG_SOURCE_PROTO:=git
+PKG_SOURCE_URL:=https://github.com/john-tho/npkpy.git
+PKG_SOURCE_DATE:=2023-01-22
+PKG_SOURCE_VERSION:=771dddc5aaaff95a9b4160d6867152cfa1a9255f
+PKG_MIRROR_HASH:=4c0596218e8c1f78b38c0583c18a574da18ff4c000ecdd5fbf50c62a62a1fb03
+
+include $(INCLUDE_DIR)/host-build.mk
+
+define Host/Compile
+	python -m venv $(STAGING_DIR_HOST)/share/npkpy-venv
+	bash -c 'source $(STAGING_DIR_HOST)/share/npkpy-venv/bin/activate; pip install --editable $(HOST_BUILD_DIR)'
+endef
+
+define Host/Install
+	$(CP) $(HOST_BUILD_DIR)/tools/demo_pack_kernel/poc_pack_kernel.py $(STAGING_DIR_HOST)/share/npkpy-venv/bin/pack_npk_kernel.py
+endef
+
+define Host/Clean
+	rm -rf $(STAGING_DIR_HOST)/share/npkpy-venv
+endef
+
+$(eval $(call HostBuild))