ramips: switch DIR-610 A1 to new image build code

Signed-off-by: Mathias Kresin <dev@kresin.me>

target/linux/ramips/image/rt305x-legacy.mk

@@ -157,7 +157,6 @@ define Image/Build/Profile/ALL02393G
 	$(call Image/Build/Template/$(image_type)/$(1),UIMAGE_8M,all0239-3g,ALL0239-3G,ttyS1,57600,phys)
 endef
 
-Image/Build/Profile/DIR610A1=$(call BuildFirmware/Seama/$(1),$(1),dir-610-a1,DIR-610-A1,wrgn59_dlob.hans_dir610,$(ralink_default_fw_size_4M))
 edimax_3g6200n_mtd_size=3735552
 Image/Build/Profile/3G6200N=$(call BuildFirmware/Edimax/$(1),$(1),3g-6200n,3G-6200N,$(edimax_3g6200n_mtd_size),CSYS,3G62,0x50000,0xc0000)
 Image/Build/Profile/3G6200NL=$(call BuildFirmware/Edimax/$(1),$(1),3g-6200nl,3G-6200NL,$(edimax_3g6200n_mtd_size),CSYS,3G62,0x50000,0xc0000)
@@ -203,11 +202,26 @@ endef
 LEGACY_DEVICES += ALL02393G
 
 
-define LegacyDevice/DIR610A1
+define Device/dir-610-a1
+  DTS := DIR-610-A1
+  BLOCKSIZE := 4k
+  IMAGES += factory.bin
+  KERNEL := $(KERNEL_DTB)
+  IMAGE_SIZE := $(ralink_default_fw_size_4M)
+  IMAGE/sysupgrade.bin := \
+	append-kernel | pad-offset $$$$(BLOCKSIZE) 64 | append-rootfs | \
+	seama -m "dev=/dev/mtdblock/2" -m "type=firmware" | \
+	pad-rootfs | check-size $$$$(IMAGE_SIZE)
+  IMAGE/factory.bin := \
+	append-kernel | pad-offset $$$$(BLOCKSIZE) 64 | \
+	append-rootfs | pad-rootfs -x 64 | \
+	seama -m "dev=/dev/mtdblock/2" -m "type=firmware" | \
+	seama-seal -m "signature=wrgn59_dlob.hans_dir610" | \
+	check-size $$$$(IMAGE_SIZE)
   DEVICE_TITLE := D-Link DIR-610 A1 
   DEVICE_PACKAGES := kmod-ledtrig-netdev kmod-ledtrig-timer
 endef
-LEGACY_DEVICES += DIR610A1
+TARGET_DEVICES += dir-610-a1
 
 
 define LegacyDevice/3G6200N