ramips: fix initramfs image build handling

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 43219

target/linux/ramips/image/Makefile

@@ -18,11 +18,9 @@ endef
 VMLINUX:=$(IMG_PREFIX)-vmlinux
 UIMAGE:=$(IMG_PREFIX)-uImage
 
-ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
 define Image/Build/Initramfs
 	$(call Image/Build/Profile/$(PROFILE),initramfs)
 endef
-endif
 
 ifeq ($(CONFIG_SOC_RT288X),y)
 define kernel_entry
@@ -870,13 +868,14 @@ define Image/BuildKernel
 	$(call CompressLzma,$(KDIR)/vmlinux,$(KDIR)/vmlinux.bin.lzma)
 	$(call MkImage,lzma,$(KDIR)/vmlinux.bin.lzma,$(KDIR)/uImage.lzma)
 	cp $(KDIR)/uImage.lzma $(BIN_DIR)/$(UIMAGE).bin
-ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),)
+endef
+
+define Image/BuildKernel/Initramfs
 	cp $(KDIR)/vmlinux-initramfs.elf $(BIN_DIR)/$(VMLINUX)-initramfs.elf
 	cp $(KDIR)/vmlinux-initramfs $(BIN_DIR)/$(VMLINUX)-initramfs.bin
 	$(call CompressLzma,$(KDIR)/vmlinux-initramfs,$(KDIR)/vmlinux-initramfs.bin.lzma)
 	$(call MkImage,lzma,$(KDIR)/vmlinux-initramfs.bin.lzma,$(KDIR)/uImage-initramfs.lzma)
 	cp $(KDIR)/uImage-initramfs.lzma $(BIN_DIR)/$(UIMAGE)-initramfs.bin
-endif
 	$(call Image/Build/Initramfs)
 endef