-openwrt-linux.trx.squashfs:
- $(BUILD_DIR)/trx -o openwrt-linux.trx.squashfs $(LINUX_DIR)/$(LINUX_BINLOC) $(IMAGE).squashfs
-
-openwrt-gs-code.bin.squashfs: openwrt-linux.trx.squashfs
- $(BUILD_DIR)/addpattern -2 -i openwrt-linux.trx.squashfs -o openwrt-gs-code.bin.squashfs -g
-
-openwrt-g-code.bin.squashfs: openwrt-gs-code.bin.squashfs
- sed -e "1s,^W54S,W54G," < openwrt-gs-code.bin.squashfs > openwrt-g-code.bin.squashfs
-
-openwrt-image-squashfs: openwrt-g-code.bin.squashfs
+ifeq ($(strip $(BR2_TARGET_ROOTFS_SQUASHFS)),y)
+TARGETS+=squashfsroot openwrt-image
+ROOTFS=squashfs
+endif