ipq40xx: add image size checks for several devices

This adds image size checks for various devies using an automatic
mtdsplit.

Signed-off-by: David Bauer <mail@david-bauer.net>

target/linux/ipq40xx/image/Makefile

@@ -48,7 +48,8 @@ define Device/DniImage
 	NETGEAR_HW_ID :=
 	IMAGES := factory.img sysupgrade.bin
 	IMAGE/factory.img := append-kernel | pad-offset 64k 64 | append-uImage-fakehdr filesystem | append-rootfs | pad-rootfs | netgear-dni
-	IMAGE/sysupgrade.bin := append-kernel | pad-offset 64k 64 | append-uImage-fakehdr filesystem | append-rootfs | pad-rootfs | append-metadata
+	IMAGE/sysupgrade.bin := append-kernel | pad-offset 64k 64 | append-uImage-fakehdr filesystem | \
+		append-rootfs | pad-rootfs | append-metadata | check-size
 endef
 
 define Build/append-rootfshdr
@@ -215,7 +216,7 @@ define Device/avm_fritzbox-4040
 	UBOOT_PARTITION_SIZE := 524288
 	IMAGES = eva.bin sysupgrade.bin
 	IMAGE/eva.bin := append-uboot | pad-to $$$$(UBOOT_PARTITION_SIZE) | append-kernel | append-rootfs | pad-rootfs
-	IMAGE/sysupgrade.bin := append-kernel | append-rootfs | pad-rootfs | append-metadata
+	IMAGE/sysupgrade.bin := append-kernel | append-rootfs | pad-rootfs | append-metadata | check-size
 	DEVICE_PACKAGES := fritz-tffs fritz-caldata
 endef
 TARGET_DEVICES += avm_fritzbox-4040
@@ -527,6 +528,7 @@ define Device/netgear_ex61x0v2
 	DEVICE_DTS_CONFIG := config@4
 	NETGEAR_BOARD_ID := EX6150v2series
 	NETGEAR_HW_ID := 29765285+16+0+128+2x2
+	IMAGE_SIZE := 14400k
 	SOC := qcom-ipq4018
 endef
 
@@ -681,8 +683,9 @@ define Device/zyxel_wre6606
 	DEVICE_MODEL := WRE6606
 	DEVICE_DTS_CONFIG := config@4
 	SOC := qcom-ipq4018
+	IMAGE_SIZE := 13184k
 	IMAGES := sysupgrade.bin
-	IMAGE/sysupgrade.bin := append-kernel | append-rootfs | pad-rootfs | append-metadata
+	IMAGE/sysupgrade.bin := append-kernel | append-rootfs | pad-rootfs | append-metadata | check-size
 	DEVICE_PACKAGES := -kmod-ath10k-ct kmod-ath10k-ct-smallbuffers
 endef
 TARGET_DEVICES += zyxel_wre6606