ramips: add basic common recipe for nand flash devices

These same codes are repeated for many devices now, it's better to
move them to shared definition. This commit also add the missing
KERNEL_SIZE of the ZyXEL NR7101 and ZyXEL LTE3301-PLUS.

Signed-off-by: Shiji Yang <yangshiji66@qq.com>

1 files changed, 47 insertions, 207 deletions

diff --git a/target/linux/ramips/image/mt7621.mk b/target/linux/ramips/image/mt7621.mk
index 56b4d173fb..2697f84bf7 100644
--- a/target/linux/ramips/image/mt7621.mk
+++ b/target/linux/ramips/image/mt7621.mk
@@ -148,6 +148,15 @@ define Device/dsa-migration
   DEVICE_COMPAT_MESSAGE := Config cannot be migrated from swconfig to DSA
 endef
 
+define Device/nand
+  $(Device/dsa-migration)
+  BLOCKSIZE := 128k
+  KERNEL_SIZE := 4096k
+  PAGESIZE := 2048
+  UBINIZE_OPTS := -E 5
+  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
+endef
+
 define Device/adslr_g7
   $(Device/dsa-migration)
   IMAGE_SIZE := 16064k
@@ -181,17 +190,12 @@ endef
 TARGET_DEVICES += alfa-network_quad-e4g
 
 define Device/ampedwireless_ally_common
-  $(Device/dsa-migration)
+  $(Device/nand)
   DEVICE_VENDOR := Amped Wireless
   DEVICE_PACKAGES := kmod-mt7615-firmware
   IMAGE_SIZE := 32768k
-  KERNEL_SIZE := 4096k
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  UBINIZE_OPTS := -E 5
   KERNEL_INITRAMFS := $(KERNEL_DTB) | uImage lzma -n 'flashable-initramfs' |\
 	edimax-header -s CSYS -m RN68 -f 0x001c0000 -S 0x01100000
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
 endef
 
 define Device/ampedwireless_ally-r1900k
@@ -295,16 +299,11 @@ endef
 TARGET_DEVICES += asus_rt-ac57u-v1
 
 define Device/asus_rt-ac65p
-  $(Device/dsa-migration)
+  $(Device/nand)
   DEVICE_VENDOR := ASUS
   DEVICE_MODEL := RT-AC65P
   IMAGE_SIZE := 51200k
-  UBINIZE_OPTS := -E 5
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  KERNEL_SIZE := 4096k
   IMAGES += factory.bin
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   IMAGE/factory.bin := append-kernel | pad-to $$(KERNEL_SIZE) | append-ubi | \
 	check-size
   DEVICE_PACKAGES := kmod-usb3 kmod-mt7615-firmware
@@ -312,16 +311,11 @@ endef
 TARGET_DEVICES += asus_rt-ac65p
 
 define Device/asus_rt-ac85p
-  $(Device/dsa-migration)
+  $(Device/nand)
   DEVICE_VENDOR := ASUS
   DEVICE_MODEL := RT-AC85P
   IMAGE_SIZE := 51200k
-  UBINIZE_OPTS := -E 5
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  KERNEL_SIZE := 4096k
   IMAGES += factory.bin
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   IMAGE/factory.bin := append-kernel | pad-to $$(KERNEL_SIZE) | append-ubi | \
 	check-size
   DEVICE_PACKAGES := kmod-usb3 kmod-mt7615-firmware
@@ -341,18 +335,13 @@ endef
 TARGET_DEVICES += asus_rt-n56u-b1
 
 define Device/asus_rt-ax53u
-  $(Device/dsa-migration)
+  $(Device/nand)
   DEVICE_VENDOR := ASUS
   DEVICE_MODEL := RT-AX53U
   DEVICE_ALT0_VENDOR := ASUS
   DEVICE_ALT0_MODEL := RT-AX1800U
   IMAGE_SIZE := 51200k
-  UBINIZE_OPTS := -E 5
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  KERNEL_SIZE := 4096k
   IMAGES += factory.bin
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   IMAGE/factory.bin := append-kernel | pad-to $$(KERNEL_SIZE) | append-ubi | \
 	check-size
   DEVICE_PACKAGES := kmod-mt7915-firmware kmod-usb3 kmod-usb-ledtrig-usbport
@@ -360,7 +349,7 @@ endef
 TARGET_DEVICES += asus_rt-ax53u
 
 define Device/asus_rt-ax54
-  $(Device/dsa-migration)
+  $(Device/nand)
   DEVICE_VENDOR := ASUS
   DEVICE_MODEL := RT-AX54
   DEVICE_ALT0_VENDOR := ASUS
@@ -370,12 +359,7 @@ define Device/asus_rt-ax54
   DEVICE_ALT2_VENDOR := ASUS
   DEVICE_ALT2_MODEL := RT-AX1800S
   IMAGE_SIZE := 51200k
-  UBINIZE_OPTS := -E 5
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  KERNEL_SIZE := 4096k
   IMAGES += factory.bin
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   IMAGE/factory.bin := append-kernel | pad-to $$(KERNEL_SIZE) | append-ubi | \
 	check-size
   DEVICE_PACKAGES := kmod-mt7915-firmware
@@ -383,22 +367,18 @@ endef
 TARGET_DEVICES += asus_rt-ax54
 
 define Device/beeline_smartbox-flash
-  $(Device/dsa-migration)
+  $(Device/nand)
   $(Device/uimage-lzma-loader)
   DEVICE_VENDOR := Beeline
   DEVICE_MODEL := SmartBox Flash
   IMAGE_SIZE := 32768k
   KERNEL_SIZE := 4352k
-  UBINIZE_OPTS := -E 5
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
   KERNEL := kernel-bin | append-dtb | lzma | loader-kernel | \
 	uImage none | arcadyan-trx 0x746f435d | pad-to $$(KERNEL_SIZE)
   KERNEL_INITRAMFS := kernel-bin | append-dtb | lzma | loader-kernel | \
 	uImage none
   IMAGES += factory.trx
   IMAGE/factory.trx := append-kernel | append-ubi | check-size
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   DEVICE_PACKAGES := kmod-usb3 kmod-mt7615-firmware uencrypt-mbedtls
 endef
 TARGET_DEVICES += beeline_smartbox-flash
@@ -429,21 +409,16 @@ endef
 TARGET_DEVICES += beeline_smartbox-turbo
 
 define Device/belkin_rt1800
-  $(Device/dsa-migration)
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  KERNEL_SIZE := 4096k
+  $(Device/nand)
   IMAGE_SIZE := 49152k
   DEVICE_VENDOR := Belkin
   DEVICE_MODEL := RT1800
   DEVICE_PACKAGES := kmod-mt7915-firmware kmod-usb3
-  UBINIZE_OPTS := -E 5
   KERNEL_LOADADDR := 0x82000000
   KERNEL := kernel-bin | relocate-kernel 0x80001000 | lzma | \
 	fit lzma $$(KDIR)/image-$$(firstword $$(DEVICE_DTS)).dtb | \
 	append-squashfs4-fakeroot
   IMAGES += factory.bin
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   IMAGE/factory.bin := append-kernel | pad-to $$$$(KERNEL_SIZE) | \
 	append-ubi | check-size | belkin-header RT18 1 9.9.9
 endef
@@ -580,20 +555,16 @@ endef
 TARGET_DEVICES += dlink_dap-1620-b1
 
 define Device/dlink_dap-x1860-a1
-  $(Device/dsa-migration)
+  $(Device/nand)
   IMAGE_SIZE := 53248k
   DEVICE_VENDOR := D-Link
   DEVICE_MODEL := DAP-X1860
   DEVICE_VARIANT := A1
-  UBINIZE_OPTS := -E 5
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
   KERNEL_SIZE := 8192k
   KERNEL_LOADADDR := 0x82000000
   KERNEL := kernel-bin | relocate-kernel 0x80001000 | lzma | \
 	fit lzma $$(KDIR)/image-$$(firstword $$(DEVICE_DTS)).dtb
   IMAGES += factory.bin
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   IMAGE/factory.bin := append-kernel | pad-to $$(KERNEL_SIZE) | append-ubi | \
 	check-size | elx-header 011b0060 8844A2D168B45A2D
   DEVICE_PACKAGES := kmod-mt7915-firmware rssileds -uboot-envtools
@@ -623,18 +594,13 @@ define Device/dlink_dir-8xx-r1
 endef
 
 define Device/dlink_dir-xx60-a1
-  $(Device/dsa-migration)
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  KERNEL_SIZE := 4096k
+  $(Device/nand)
   IMAGE_SIZE := 40960k
-  UBINIZE_OPTS := -E 5
   DEVICE_VENDOR := D-Link
   DEVICE_PACKAGES := kmod-mt7615-firmware kmod-usb3 \
 	kmod-usb-ledtrig-usbport -uboot-envtools
   KERNEL := $$(KERNEL) | uimage-sgehdr
   IMAGES += factory.bin
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   IMAGE/factory.bin := append-kernel | pad-to $$(KERNEL_SIZE) | append-ubi | \
 	check-size
 endef
@@ -1035,17 +1001,13 @@ endef
 TARGET_DEVICES += hanyang_hyc-g920
 
 define Device/h3c_tx180x
-  $(Device/dsa-migration)
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
+  $(Device/nand)
   KERNEL_SIZE := 8192k
   IMAGE_SIZE := 120832k
-  UBINIZE_OPTS := -E 5
   KERNEL_LOADADDR := 0x82000000
   KERNEL_INITRAMFS := kernel-bin | relocate-kernel 0x80001000 | lzma | \
 	fit lzma $$(KDIR)/image-$$(firstword $$(DEVICE_DTS)).dtb
   KERNEL := $$(KERNEL_INITRAMFS) | h3c-blank-header
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   DEVICE_VENDOR := H3C
   DEVICE_PACKAGES := kmod-mt7915-firmware
 endef
@@ -1069,12 +1031,8 @@ endef
 TARGET_DEVICES += h3c_tx1806
 
 define Device/haier-sim_wr1800k
-  $(Device/dsa-migration)
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  KERNEL_SIZE := 4096k
+  $(Device/nand)
   IMAGE_SIZE := 125440k
-  UBINIZE_OPTS := -E 5
   KERNEL_LOADADDR := 0x82000000
   KERNEL := kernel-bin | relocate-kernel 0x80001000 | lzma | \
 	fit lzma $$(KDIR)/image-$$(firstword $$(DEVICE_DTS)).dtb
@@ -1083,7 +1041,6 @@ ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),)
   ARTIFACT/initramfs-factory.bin := append-image-stage initramfs-kernel.bin | \
 	haier-sim_wr1800k-factory
 endif
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   DEVICE_PACKAGES := kmod-mt7915-firmware
 endef
 
@@ -1105,15 +1062,10 @@ endef
 TARGET_DEVICES += hilink_hlk-7621a-evb
 
 define Device/hiwifi_hc5962
-  $(Device/dsa-migration)
+  $(Device/nand)
   $(Device/uimage-lzma-loader)
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  KERNEL_SIZE := 4096k
-  UBINIZE_OPTS := -E 5
   IMAGE_SIZE := 32768k
   IMAGES += factory.bin
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   IMAGE/factory.bin := append-kernel | pad-to $$(KERNEL_SIZE) | append-ubi | \
 	check-size
   DEVICE_VENDOR := HiWiFi
@@ -1167,16 +1119,11 @@ endef
 TARGET_DEVICES += iodata_wn-ax1167gr
 
 define Device/iodata_nand
-  $(Device/dsa-migration)
+  $(Device/nand)
   DEVICE_VENDOR := I-O DATA
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  UBINIZE_OPTS := -E 5
-  KERNEL_SIZE := 4096k
   IMAGE_SIZE := 51200k
   LOADER_TYPE := bin
   KERNEL := kernel-bin | append-dtb | lzma | loader-kernel | lzma | uImage lzma
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
 endef
 
 # The OEM webinterface expects an kernel with initramfs which has the uImage
@@ -1277,16 +1224,11 @@ endef
 TARGET_DEVICES += iptime_a3004ns-dual
 
 define Device/iptime_a3004t
-  $(Device/dsa-migration)
+  $(Device/nand)
   $(Device/uimage-lzma-loader)
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
   FILESYSTEMS := squashfs
-  KERNEL_SIZE := 4096k
   IMAGE_SIZE := 129280k
   UIMAGE_NAME := a3004t
-  UBINIZE_OPTS := -E 5
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   DEVICE_VENDOR := ipTIME
   DEVICE_MODEL := A3004T
   DEVICE_PACKAGES := kmod-mt7615-firmware kmod-usb3 -uboot-envtools
@@ -1326,17 +1268,12 @@ endef
 TARGET_DEVICES += iptime_a8004t
 
 define Device/iptime_ax2004m
-  $(Device/dsa-migration)
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  KERNEL_SIZE := 4096k
+  $(Device/nand)
   IMAGE_SIZE := 121344k
-  UBINIZE_OPTS := -E 5
   KERNEL_LOADADDR := 0x82000000
   KERNEL := kernel-bin | relocate-kernel 0x80001000 | lzma | \
 	fit lzma $$(KDIR)/image-$$(firstword $$(DEVICE_DTS)).dtb
   IMAGES += recovery.bin
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   IMAGE/recovery.bin := append-kernel | pad-to $$(KERNEL_SIZE) | append-ubi | \
 	check-size | iptime-crc32 ax2004m
   DEVICE_VENDOR := ipTIME
@@ -1346,14 +1283,9 @@ endef
 TARGET_DEVICES += iptime_ax2004m
 
 define Device/iptime_t5004
-  $(Device/dsa-migration)
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  KERNEL_SIZE := 4096k
+  $(Device/nand)
   IMAGE_SIZE := 129280k
-  UBINIZE_OPTS := -E 5
   UIMAGE_NAME := t5004
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   DEVICE_VENDOR := ipTIME
   DEVICE_MODEL := T5004
   DEVICE_PACKAGES := -wpad-basic-mbedtls -uboot-envtools
@@ -1374,15 +1306,10 @@ endef
 TARGET_DEVICES += jcg_jhr-ac876m
 
 define Device/jcg_q20
-  $(Device/dsa-migration)
+  $(Device/nand)
   $(Device/uimage-lzma-loader)
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  UBINIZE_OPTS := -E 5
-  KERNEL_SIZE := 4096k
   IMAGE_SIZE := 91136k
   IMAGES += factory.bin
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   IMAGE/factory.bin := append-kernel | pad-to $$(KERNEL_SIZE) | append-ubi | \
 	check-size
   DEVICE_VENDOR := JCG
@@ -1431,18 +1358,13 @@ endef
 TARGET_DEVICES += lenovo_newifi-d1
 
 define Device/linksys_e5600
-  $(Device/dsa-migration)
+  $(Device/nand)
   $(Device/uimage-lzma-loader)
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  KERNEL_SIZE := 4096k
   IMAGE_SIZE := 26624k
   DEVICE_VENDOR := Linksys
   DEVICE_MODEL := E5600
   DEVICE_PACKAGES := kmod-mt7603 kmod-mt7615e kmod-mt7663-firmware-ap
-  UBINIZE_OPTS := -E 5
   IMAGES += factory.bin
-  IMAGE/sysupgrade.bin := sysupgrade-tar | check-size | append-metadata
   IMAGE/factory.bin := append-kernel | pad-to $$$$(KERNEL_SIZE) | \
 	append-ubi | check-size | gemtek-trailer
 endef
@@ -1458,17 +1380,12 @@ endef
 TARGET_DEVICES += linksys_e7350
 
 define Device/linksys_ea7xxx
-  $(Device/dsa-migration)
+  $(Device/nand)
   $(Device/uimage-lzma-loader)
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  KERNEL_SIZE := 4096k
   IMAGE_SIZE := 36864k
   DEVICE_VENDOR := Linksys
   DEVICE_PACKAGES := kmod-usb3 kmod-mt7615-firmware
-  UBINIZE_OPTS := -E 5
   IMAGES := sysupgrade.bin factory.bin
-  IMAGE/sysupgrade.bin := sysupgrade-tar | check-size | append-metadata
   IMAGE/factory.bin := append-kernel | pad-to $$$$(KERNEL_SIZE) | \
 	append-ubi | check-size | linksys-image type=$$$$(LINKSYS_HWNAME)
 endef
@@ -1651,22 +1568,18 @@ endef
 TARGET_DEVICES += mtc_wr1201
 
 define Device/mts_wg430223
-  $(Device/dsa-migration)
+  $(Device/nand)
   $(Device/uimage-lzma-loader)
   DEVICE_VENDOR := MTS
   DEVICE_MODEL := WG430223
   IMAGE_SIZE := 32768k
   KERNEL_SIZE := 4352k
-  UBINIZE_OPTS := -E 5
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
   KERNEL := kernel-bin | append-dtb | lzma | loader-kernel | \
 	uImage none | arcadyan-trx 0x53485231 | pad-to $$(KERNEL_SIZE)
   KERNEL_INITRAMFS := kernel-bin | append-dtb | lzma | loader-kernel | \
 	uImage none
   IMAGES += factory.trx
   IMAGE/factory.trx := append-kernel | append-ubi | check-size
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   DEVICE_PACKAGES := kmod-mt7615-firmware uencrypt-mbedtls
 endef
 TARGET_DEVICES += mts_wg430223
@@ -1685,17 +1598,12 @@ endef
 TARGET_DEVICES += netgear_ex6150
 
 define Device/netgear_sercomm_nand
-  $(Device/dsa-migration)
+  $(Device/nand)
   $(Device/uimage-lzma-loader)
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  KERNEL_SIZE := 4096k
-  UBINIZE_OPTS := -E 5
   IMAGES += factory.img kernel.bin rootfs.bin
   IMAGE/factory.img := pad-extra 2048k | append-kernel | pad-to 6144k | \
 	append-ubi | pad-to $$$$(BLOCKSIZE) | sercom-footer | pad-to 128 | \
 	zip $$$$(SERCOMM_HWNAME).bin | sercom-seal
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   IMAGE/kernel.bin := append-kernel
   IMAGE/rootfs.bin := append-ubi | check-size
   DEVICE_VENDOR := NETGEAR
@@ -1846,17 +1754,13 @@ endef
 TARGET_DEVICES += netgear_wac124
 
 define Device/netgear_wax202
-  $(Device/dsa-migration)
+  $(Device/nand)
   DEVICE_VENDOR := NETGEAR
   DEVICE_MODEL := WAX202
   DEVICE_PACKAGES := kmod-mt7915-firmware -uboot-envtools
   NETGEAR_ENC_MODEL := WAX202
   NETGEAR_ENC_REGION := US
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  UBINIZE_OPTS := -E 5
   IMAGE_SIZE := 38912k
-  KERNEL_SIZE := 4096k
   KERNEL_LOADADDR := 0x82000000
   KERNEL := kernel-bin | relocate-kernel 0x80001000 | lzma | \
 	fit lzma $$(KDIR)/image-$$(firstword $$(DEVICE_DTS)).dtb | \
@@ -1864,7 +1768,6 @@ define Device/netgear_wax202
   IMAGES += factory.img
   IMAGE/factory.img := append-kernel | pad-to $$(KERNEL_SIZE) | \
 	append-ubi | check-size | netgear-encrypted-factory
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
 endef
 TARGET_DEVICES += netgear_wax202
 
@@ -1887,18 +1790,13 @@ endef
 TARGET_DEVICES += netgear_wndr3700-v5
 
 define Device/netis_wf2881
-  $(Device/dsa-migration)
+  $(Device/nand)
   $(Device/uimage-lzma-loader)
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
   FILESYSTEMS := squashfs
-  KERNEL_SIZE := 4096k
   IMAGE_SIZE := 129280k
-  UBINIZE_OPTS := -E 5
   UIMAGE_NAME := WF2881_0.0.00
   KERNEL_INITRAMFS := $$(KERNEL) | netis-tail WF2881
   IMAGES += factory.bin
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   IMAGE/factory.bin := append-kernel | pad-to $$$$(KERNEL_SIZE) | append-ubi | \
 	check-size
   DEVICE_VENDOR := NETIS
@@ -1942,14 +1840,9 @@ endef
 TARGET_DEVICES += planex_vr500
 
 define Device/raisecom_msg1500-x-00
-  $(Device/dsa-migration)
+  $(Device/nand)
   $(Device/uimage-lzma-loader)
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  KERNEL_SIZE := 4096k
   IMAGE_SIZE := 129280k
-  UBINIZE_OPTS := -E 5
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   DEVICE_VENDOR := RAISECOM
   DEVICE_MODEL := MSG1500
   DEVICE_VARIANT := X.00
@@ -1996,13 +1889,8 @@ endef
 TARGET_DEVICES += samknows_whitebox-v8
 
 define Device/sercomm_na502
-  $(Device/uimage-lzma-loader)
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
+  $(Device/nand)
   IMAGE_SIZE := 20480k
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
-  UBINIZE_OPTS := -E 5
-  KERNEL_SIZE := 4096k
   DEVICE_VENDOR := SERCOMM
   DEVICE_MODEL := NA502
   DEVICE_PACKAGES := kmod-mt76x2 kmod-mt7603 kmod-usb3 -uboot-envtools
@@ -2010,13 +1898,8 @@ endef
 TARGET_DEVICES += sercomm_na502
 
 define Device/sercomm_na502s
-  $(Device/uimage-lzma-loader)
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
+  $(Device/nand)
   IMAGE_SIZE := 20971520
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
-  UBINIZE_OPTS := -E 5
-  KERNEL_SIZE := 4096k
   DEVICE_VENDOR := SERCOMM
   DEVICE_MODEL := NA502S
   DEVICE_PACKAGES := kmod-mt76x2 kmod-mt7603 kmod-usb3 kmod-usb-serial \
@@ -2232,12 +2115,8 @@ endef
 TARGET_DEVICES += tplink_eap615-wall-v1
 
 define Device/tplink_ec330-g5u-v1
-  $(Device/dsa-migration)
+  $(Device/nand)
   LOADER := bin
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  UBINIZE_OPTS := -E 5
-  KERNEL_SIZE := 4096k
   IMAGE_SIZE := 49152k
   DEVICE_VENDOR := TP-Link
   DEVICE_MODEL := EC330-G5u
@@ -2254,24 +2133,19 @@ define Device/tplink_ec330-g5u-v1
   IMAGES += factory.bin
   IMAGE/factory.bin := append-kernel | pad-to $$(KERNEL_SIZE) | \
 	append-ubi | check-size
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata | check-size
 endef
 TARGET_DEVICES += tplink_ec330-g5u-v1
 
 define Device/tplink_er605-v2
-  $(Device/dsa-migration)
+  $(Device/nand)
   DEVICE_VENDOR := TP-Link
   DEVICE_MODEL := ER605
   DEVICE_VARIANT := v2
   DEVICE_PACKAGES := -wpad-basic-mbedtls kmod-usb3 -uboot-envtools
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  KERNEL_SIZE := 4096k
   KERNEL_IN_UBI := 1
   KERNEL_LOADADDR := 0x82000000
   KERNEL := kernel-bin | relocate-kernel 0x80001000 | lzma | fit lzma $$(KDIR)/image-$$(firstword $$(DEVICE_DTS)).dtb
   IMAGES += sysupgrade.tar
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   IMAGE_SIZE := 127744k
 endef
 TARGET_DEVICES += tplink_er605-v2
@@ -2550,17 +2424,12 @@ endef
 TARGET_DEVICES += winstars_ws-wn583a6
 
 define Device/xiaomi_nand_separate
-  $(Device/dsa-migration)
+  $(Device/nand)
   $(Device/uimage-lzma-loader)
   DEVICE_VENDOR := Xiaomi
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  KERNEL_SIZE := 4096k
-  UBINIZE_OPTS := -E 5
   IMAGES += kernel1.bin rootfs0.bin
   IMAGE/kernel1.bin := append-kernel
   IMAGE/rootfs0.bin := append-ubi | check-size
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
 endef
 
 define Device/xiaomi_mi-router-3g
@@ -2586,17 +2455,12 @@ endef
 TARGET_DEVICES += xiaomi_mi-router-3g-v2
 
 define Device/xiaomi_mi-router-3-pro
-  $(Device/dsa-migration)
+  $(Device/nand)
   $(Device/uimage-lzma-loader)
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  KERNEL_SIZE:= 4096k
-  UBINIZE_OPTS := -E 5
   IMAGE_SIZE := 255488k
   DEVICE_VENDOR := Xiaomi
   DEVICE_MODEL := Mi Router 3 Pro
   IMAGES += factory.bin
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   IMAGE/factory.bin := append-kernel | pad-to $$(KERNEL_SIZE) | append-ubi | \
 	check-size
   DEVICE_PACKAGES := kmod-mt7615-firmware kmod-usb3 kmod-usb-ledtrig-usbport
@@ -2644,16 +2508,11 @@ endef
 TARGET_DEVICES += xiaomi_mi-router-ac2100
 
 define Device/xiaomi_mi-router-cr660x
-  $(Device/dsa-migration)
+  $(Device/nand)
   $(Device/uimage-lzma-loader)
   DEVICE_VENDOR := Xiaomi
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  KERNEL_SIZE := 4096k
-  UBINIZE_OPTS := -E 5
   IMAGE_SIZE := 128512k
   IMAGES += firmware.bin
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
   IMAGE/firmware.bin := append-kernel | pad-to $$(KERNEL_SIZE) | append-ubi | \
 	check-size
   DEVICE_PACKAGES += kmod-mt7915-firmware
@@ -2879,12 +2738,10 @@ endef
 TARGET_DEVICES += zio_freezio
 
 define Device/zyxel_lte3301-plus
-  $(Device/dsa-migration)
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  UBINIZE_OPTS := -E 5
+  $(Device/nand)
   DEVICE_VENDOR := ZyXEL
   DEVICE_MODEL := LTE3301-PLUS
+  KERNEL_SIZE := 31488k
   DEVICE_PACKAGES := kmod-mt7615-firmware kmod-usb3 kmod-usb-ledtrig-usbport \
 	kmod-usb-net-qmi-wwan kmod-usb-serial-option uqmi
   KERNEL := $(KERNEL_DTB) | uImage lzma | \
@@ -2892,38 +2749,30 @@ define Device/zyxel_lte3301-plus
   KERNEL_INITRAMFS := $(KERNEL_DTB) | uImage lzma | \
 	zytrx-header $$(DEVICE_MODEL) 9.99(ABQU.1)$$(VERSION_DIST)-recovery
   KERNEL_INITRAMFS_SUFFIX := -recovery.bin
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
 endef
 TARGET_DEVICES += zyxel_lte3301-plus
 
 define Device/zyxel_nr7101
-  $(Device/dsa-migration)
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  UBINIZE_OPTS := -E 5
+  $(Device/nand)
   DEVICE_VENDOR := ZyXEL
   DEVICE_MODEL := NR7101
+  KERNEL_SIZE := 31488k
   DEVICE_PACKAGES := kmod-mt7603 kmod-usb3 kmod-usb-net-qmi-wwan kmod-usb-serial-option uqmi
   KERNEL := $(KERNEL_DTB) | uImage lzma | zytrx-header $$(DEVICE_MODEL) $$(VERSION_DIST)-$$(REVISION)
   KERNEL_INITRAMFS := $(KERNEL_DTB) | uImage lzma | zytrx-header $$(DEVICE_MODEL) 9.99(ABUV.9)$$(VERSION_DIST)-recovery
   KERNEL_INITRAMFS_SUFFIX := -recovery.bin
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
 endef
 TARGET_DEVICES += zyxel_nr7101
 
 define Device/zyxel_nwa-ax
-  $(Device/dsa-migration)
+  $(Device/nand)
   DEVICE_VENDOR := ZyXEL
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
   KERNEL_SIZE := 8192k
-  UBINIZE_OPTS := -E 5
   DEVICE_PACKAGES := kmod-mt7915-firmware zyxel-bootconfig
   KERNEL := kernel-bin | lzma | fit lzma $$(KDIR)/image-$$(firstword $$(DEVICE_DTS)).dtb
   IMAGES += factory.bin ramboot-factory.bin
   IMAGE/factory.bin := append-kernel | pad-to $$(KERNEL_SIZE) | append-ubi | zyxel-nwa-fit
   IMAGE/ramboot-factory.bin := append-kernel | pad-to $$(KERNEL_SIZE) | append-ubi
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
 endef
 
 define Device/zyxel_nwa50ax
@@ -2939,33 +2788,24 @@ endef
 TARGET_DEVICES += zyxel_nwa55axe
 
 define Device/zyxel_wap6805
-  $(Device/dsa-migration)
+  $(Device/nand)
   $(Device/uimage-lzma-loader)
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
-  KERNEL_SIZE := 4096k
-  UBINIZE_OPTS := -E 5
   IMAGE_SIZE := 32448k
   DEVICE_VENDOR := ZyXEL
   DEVICE_MODEL := WAP6805
   DEVICE_PACKAGES := kmod-mt7603 kmod-mt7621-qtn-rgmii -uboot-envtools
   KERNEL := $$(KERNEL/lzma-loader) | uImage none | uimage-padhdr 160
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
 endef
 TARGET_DEVICES += zyxel_wap6805
 
 define Device/zyxel_wsm20
-  $(Device/dsa-migration)
-  BLOCKSIZE := 128k
-  PAGESIZE := 2048
+  $(Device/nand)
   KERNEL_SIZE := 8192k
   IMAGE_SIZE := 41943040
-  UBINIZE_OPTS := -E 5
   DEVICE_VENDOR := ZyXEL
   DEVICE_MODEL := WSM20
   DEVICE_PACKAGES := kmod-mt7915-firmware
   KERNEL := kernel-bin | lzma | fit lzma $$(KDIR)/image-$$(firstword $$(DEVICE_DTS)).dtb | znet-header V1.00(ABZF.0)C0
   KERNEL_INITRAMFS := kernel-bin | lzma | fit lzma $$(KDIR)/image-$$(firstword $$(DEVICE_DTS)).dtb | znet-header V1.00(ABZF.0)C0
-  IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
 endef
 TARGET_DEVICES += zyxel_wsm20