X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;ds=sidebyside;f=Makefile;h=3d2b66a91f08a7925b6c0e7f71f488c03128f165;hb=b9688df3cbf4bf92fa96e1cc9ff7be510e06b54b;hp=dfed58bec661bb71aab8cbc67edbd5478e98e999;hpb=f2465934b46235287e07473fa4919035ba1a2b68;p=platform%2Fkernel%2Fu-boot.git

diff --git a/Makefile b/Makefile
index dfed58b..3d2b66a 100644
--- a/Makefile
+++ b/Makefile
@@ -3,9 +3,9 @@
 #
 
 VERSION = 2017
-PATCHLEVEL = 01
+PATCHLEVEL = 07
 SUBLEVEL =
-EXTRAVERSION = -rc1
+EXTRAVERSION =
 NAME =
 
 # *DOCUMENTATION*
@@ -348,8 +348,8 @@ OBJCOPY		= $(CROSS_COMPILE)objcopy
 OBJDUMP		= $(CROSS_COMPILE)objdump
 AWK		= awk
 PERL		= perl
-PYTHON		= python
-DTC		= dtc
+PYTHON		?= python
+DTC		?= dtc
 CHECK		= sparse
 
 CHECKFLAGS     := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ \
@@ -371,7 +371,7 @@ export ARCH CPU BOARD VENDOR SOC CPUDIR BOARDDIR
 export CONFIG_SHELL HOSTCC HOSTCFLAGS HOSTLDFLAGS CROSS_COMPILE AS LD CC
 export CPP AR NM LDR STRIP OBJCOPY OBJDUMP
 export MAKE AWK PERL PYTHON
-export HOSTCXX HOSTCXXFLAGS DTC CHECK CHECKFLAGS
+export HOSTCXX HOSTCXXFLAGS CHECK CHECKFLAGS DTC DTC_FLAGS
 
 export KBUILD_CPPFLAGS NOSTDINC_FLAGS UBOOTINCLUDE OBJCOPYFLAGS LDFLAGS
 export KBUILD_CFLAGS KBUILD_AFLAGS
@@ -482,6 +482,13 @@ else
 # Build targets only - this includes vmlinux, arch specific targets, clean
 # targets and others. In general all targets except *config targets.
 
+# Additional helpers built in scripts/
+# Carefully list dependencies so we do not try to build scripts twice
+# in parallel
+PHONY += scripts
+scripts: scripts_basic include/config/auto.conf
+	$(Q)$(MAKE) $(build)=$(@)
+
 ifeq ($(dot-config),1)
 # Read in config
 -include include/config/auto.conf
@@ -509,6 +516,9 @@ include/config/%.conf: $(KCONFIG_CONFIG) include/config/auto.conf.cmd
 	@# Otherwise, 'make silentoldconfig' would be invoked twice.
 	$(Q)touch include/config/auto.conf
 
+u-boot.cfg spl/u-boot.cfg tpl/u-boot.cfg: include/config.h FORCE
+	$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.autoconf $(@)
+
 -include include/autoconf.mk
 -include include/autoconf.mk.dep
 
@@ -617,8 +627,9 @@ KBUILD_CFLAGS += $(KCFLAGS)
 UBOOTINCLUDE    := \
 		-Iinclude \
 		$(if $(KBUILD_SRC), -I$(srctree)/include) \
-		$(if $(CONFIG_SYS_THUMB_BUILD), $(if $(CONFIG_HAS_THUMB2),, \
-			-I$(srctree)/arch/$(ARCH)/thumb1/include),) \
+		$(if $(CONFIG_$(SPL_)SYS_THUMB_BUILD), \
+			$(if $(CONFIG_HAS_THUMB2),, \
+				-I$(srctree)/arch/$(ARCH)/thumb1/include),) \
 		-I$(srctree)/arch/$(ARCH)/include \
 		-include $(srctree)/include/linux/kconfig.h
 
@@ -645,7 +656,6 @@ libs-y += drivers/
 libs-y += drivers/dma/
 libs-y += drivers/gpio/
 libs-y += drivers/i2c/
-libs-y += drivers/mmc/
 libs-y += drivers/mtd/
 libs-$(CONFIG_CMD_NAND) += drivers/mtd/nand/
 libs-y += drivers/mtd/onenand/
@@ -739,6 +749,9 @@ BOARD_SIZE_CHECK =
 endif
 
 # Statically apply RELA-style relocations (currently arm64 only)
+# This is useful for arm64 where static relocation needs to be performed on
+# the raw binary, but certain simulators only accept an ELF file (but don't
+# do the relocation).
 ifneq ($(CONFIG_STATIC_RELA),)
 # $(1) is u-boot ELF, $(2) is u-boot bin, $(3) is text base
 DO_STATIC_RELA = \
@@ -763,7 +776,11 @@ ALL-$(CONFIG_RAMBOOT_PBL) += u-boot.pbl
 endif
 endif
 ALL-$(CONFIG_SPL) += spl/u-boot-spl.bin
+ifeq ($(CONFIG_MX6)$(CONFIG_SECURE_BOOT), yy)
+ALL-$(CONFIG_SPL_FRAMEWORK) += u-boot-ivt.img
+else
 ALL-$(CONFIG_SPL_FRAMEWORK) += u-boot.img
+endif
 ALL-$(CONFIG_TPL) += tpl/u-boot-tpl.bin
 ALL-$(CONFIG_OF_SEPARATE) += u-boot.dtb
 ifeq ($(CONFIG_SPL_FRAMEWORK),y)
@@ -793,6 +810,10 @@ ALL-y += $(CONFIG_BUILD_TARGET:"%"=%)
 endif
 
 LDFLAGS_u-boot += $(LDFLAGS_FINAL)
+
+# Avoid 'Not enough room for program headers' error on binutils 2.28 onwards.
+LDFLAGS_u-boot += $(call ld-option, --no-dynamic-linker)
+
 ifneq ($(CONFIG_SYS_TEXT_BASE),)
 LDFLAGS_u-boot += -Ttext $(CONFIG_SYS_TEXT_BASE)
 endif
@@ -809,9 +830,15 @@ cmd_zobjcopy = $(OBJCOPY) $(OBJCOPYFLAGS) $(OBJCOPYFLAGS_$(@F)) $< $@
 quiet_cmd_efipayload = OBJCOPY $@
 cmd_efipayload = $(OBJCOPY) -I binary -O $(EFIPAYLOAD_BFDTARGET) -B $(EFIPAYLOAD_BFDARCH) $< $@
 
+MKIMAGEOUTPUT ?= /dev/null
+
 quiet_cmd_mkimage = MKIMAGE $@
 cmd_mkimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -d $< $@ \
-	$(if $(KBUILD_VERBOSE:1=), >/dev/null)
+	$(if $(KBUILD_VERBOSE:1=), >$(MKIMAGEOUTPUT))
+
+quiet_cmd_mkfitimage = MKIMAGE $@
+cmd_mkfitimage = $(objtree)/tools/mkimage $(MKIMAGEFLAGS_$(@F)) -f $(U_BOOT_ITS) -E $@ \
+	$(if $(KBUILD_VERBOSE:1=), >$(MKIMAGEOUTPUT))
 
 quiet_cmd_cat = CAT     $@
 cmd_cat = cat $(filter-out $(PHONY), $^) > $@
@@ -823,7 +850,11 @@ cmd_pad_cat = $(cmd_objcopy) && $(append) || rm -f $@
 
 cfg: u-boot.cfg
 
-all:		$(ALL-y)
+quiet_cmd_cfgcheck = CFGCHK  $2
+cmd_cfgcheck = $(srctree)/scripts/check-config.sh $2 \
+		$(srctree)/scripts/config_whitelist.txt $(srctree)
+
+all:		$(ALL-y) cfg
 ifeq ($(CONFIG_DM_I2C_COMPAT)$(CONFIG_SANDBOX),y)
 	@echo "===================== WARNING ======================"
 	@echo "This board uses CONFIG_DM_I2C_COMPAT. Please remove"
@@ -834,8 +865,7 @@ endif
 	@# Check that this build does not use CONFIG options that we do not
 	@# know about unless they are in Kconfig. All the existing CONFIG
 	@# options are whitelisted, so new ones should not be added.
-	$(srctree)/scripts/check-config.sh u-boot.cfg \
-		$(srctree)/scripts/config_whitelist.txt ${srctree} 1>&2
+	$(call cmd,cfgcheck,u-boot.cfg)
 
 PHONY += dtbs
 dtbs: dts/dt.dtb
@@ -846,7 +876,21 @@ dts/dt.dtb: checkdtc u-boot
 quiet_cmd_copy = COPY    $@
       cmd_copy = cp $< $@
 
-ifeq ($(CONFIG_OF_SEPARATE),y)
+ifeq ($(CONFIG_FIT_EMBED),y)
+
+fit-dtb.blob: dts/dt.dtb FORCE
+	$(call if_changed,mkimage)
+
+MKIMAGEFLAGS_fit-dtb.blob = -f auto -A $(ARCH) -T firmware -C none -O u-boot \
+	-a 0 -e 0 -E \
+	$(patsubst %,-b arch/$(ARCH)/dts/%.dtb,$(subst ",,$(CONFIG_OF_LIST))) -d /dev/null
+
+u-boot-fit-dtb.bin: u-boot-nodtb.bin fit-dtb.blob
+	$(call if_changed,cat)
+
+u-boot.bin: u-boot-fit-dtb.bin FORCE
+	$(call if_changed,copy)
+else ifeq ($(CONFIG_OF_SEPARATE),y)
 u-boot-dtb.bin: u-boot-nodtb.bin dts/dt.dtb FORCE
 	$(call if_changed,cat)
 
@@ -858,7 +902,7 @@ u-boot.bin: u-boot-nodtb.bin FORCE
 endif
 
 %.imx: %.bin
-	$(Q)$(MAKE) $(build)=arch/arm/imx-common $@
+	$(Q)$(MAKE) $(build)=arch/arm/mach-imx $@
 
 %.vyb: %.imx
 	$(Q)$(MAKE) $(build)=arch/arm/cpu/armv7/vf610 $@
@@ -877,7 +921,7 @@ u-boot.hex u-boot.srec: u-boot FORCE
 	$(call if_changed,objcopy)
 
 OBJCOPYFLAGS_u-boot-nodtb.bin := -O binary \
-		$(if $(CONFIG_X86_RESET_VECTOR),-R .start16 -R .resetvec)
+		$(if $(CONFIG_X86_16BIT_INIT),-R .start16 -R .resetvec)
 
 binary_size_check: u-boot-nodtb.bin FORCE
 	@file_size=$(shell wc -c u-boot-nodtb.bin | awk '{print $$1}') ; \
@@ -903,6 +947,12 @@ u-boot.ldr:	u-boot
 		$(LDR) -T $(CONFIG_CPU) -c $@ $< $(LDR_FLAGS)
 		$(BOARD_SIZE_CHECK)
 
+# binman
+# ---------------------------------------------------------------------------
+quiet_cmd_binman = BINMAN  $@
+cmd_binman = $(srctree)/tools/binman/binman -d u-boot.dtb -O . \
+		-I . -I $(srctree)/board/$(BOARDDIR) $<
+
 OBJCOPYFLAGS_u-boot.ldr.hex := -I binary -O ihex
 
 OBJCOPYFLAGS_u-boot.ldr.srec := -I binary -O srec
@@ -923,6 +973,19 @@ quiet_cmd_cpp_cfg = CFG     $@
 cmd_cpp_cfg = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \
 	-DDO_DEPS_ONLY -D__ASSEMBLY__ -x assembler-with-cpp -P -dM -E -o $@ $<
 
+# Boards with more complex image requirments can provide an .its source file
+# or a generator script
+ifneq ($(CONFIG_SPL_FIT_SOURCE),"")
+U_BOOT_ITS = $(subst ",,$(CONFIG_SPL_FIT_SOURCE))
+else
+ifneq ($(CONFIG_SPL_FIT_GENERATOR),"")
+U_BOOT_ITS := u-boot.its
+$(U_BOOT_ITS): FORCE
+	$(srctree)/$(CONFIG_SPL_FIT_GENERATOR) \
+	$(patsubst %,arch/$(ARCH)/dts/%.dtb,$(subst ",,$(CONFIG_OF_LIST))) > $@
+endif
+endif
+
 ifdef CONFIG_SPL_LOAD_FIT
 MKIMAGEFLAGS_u-boot.img = -f auto -A $(ARCH) -T firmware -C none -O u-boot \
 	-a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_UBOOT_START) \
@@ -932,6 +995,11 @@ else
 MKIMAGEFLAGS_u-boot.img = -A $(ARCH) -T firmware -C none -O u-boot \
 	-a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_UBOOT_START) \
 	-n "U-Boot $(UBOOTRELEASE) for $(BOARD) board"
+MKIMAGEFLAGS_u-boot-ivt.img = -A $(ARCH) -T firmware_ivt -C none -O u-boot \
+	-a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_UBOOT_START) \
+	-n "U-Boot $(UBOOTRELEASE) for $(BOARD) board"
+u-boot-ivt.img: MKIMAGEOUTPUT = u-boot-ivt.img.log
+CLEAN_FILES += u-boot-ivt.img.log u-boot-dtb.imx.log SPL.log u-boot.imx.log
 endif
 
 MKIMAGEFLAGS_u-boot-dtb.img = $(MKIMAGEFLAGS_u-boot.img)
@@ -940,15 +1008,19 @@ MKIMAGEFLAGS_u-boot.kwb = -n $(srctree)/$(CONFIG_SYS_KWD_CONFIG:"%"=%) \
 	-T kwbimage -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE)
 
 MKIMAGEFLAGS_u-boot-spl.kwb = -n $(srctree)/$(CONFIG_SYS_KWD_CONFIG:"%"=%) \
-	-T kwbimage -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE)
+	-T kwbimage -a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) \
+	$(if $(KEYDIR),-k $(KEYDIR))
 
 MKIMAGEFLAGS_u-boot.pbl = -n $(srctree)/$(CONFIG_SYS_FSL_PBL_RCW:"%"=%) \
 		-R $(srctree)/$(CONFIG_SYS_FSL_PBL_PBI:"%"=%) -T pblimage
 
-u-boot-dtb.img u-boot.img u-boot.kwb u-boot.pbl: \
+u-boot-dtb.img u-boot.img u-boot.kwb u-boot.pbl u-boot-ivt.img: \
 		$(if $(CONFIG_SPL_LOAD_FIT),u-boot-nodtb.bin dts/dt.dtb,u-boot.bin) FORCE
 	$(call if_changed,mkimage)
 
+u-boot.itb: u-boot-nodtb.bin dts/dt.dtb $(U_BOOT_ITS) FORCE
+	$(call if_changed,mkfitimage)
+
 u-boot-spl.kwb: u-boot.img spl/u-boot-spl.bin FORCE
 	$(call if_changed,mkimage)
 
@@ -995,10 +1067,10 @@ tpl/u-boot-with-tpl.bin: tpl/u-boot-tpl.bin u-boot.bin FORCE
 	$(call if_changed,pad_cat)
 
 SPL: spl/u-boot-spl.bin FORCE
-	$(Q)$(MAKE) $(build)=arch/arm/imx-common $@
+	$(Q)$(MAKE) $(build)=arch/arm/mach-imx $@
 
 u-boot-with-spl.imx u-boot-with-nand-spl.imx: SPL u-boot.bin FORCE
-	$(Q)$(MAKE) $(build)=arch/arm/imx-common $@
+	$(Q)$(MAKE) $(build)=arch/arm/mach-imx $@
 
 MKIMAGEFLAGS_u-boot.ubl = -n $(UBL_CONFIG) -T ublimage -e $(CONFIG_SYS_TEXT_BASE)
 
@@ -1047,50 +1119,11 @@ endif
 
 # x86 uses a large ROM. We fill it with 0xff, put the 16-bit stuff (including
 # reset vector) at the top, Intel ME descriptor at the bottom, and U-Boot in
-# the middle.
+# the middle. This is handled by binman based on an image description in the
+# board's device tree.
 ifneq ($(CONFIG_X86_RESET_VECTOR),)
 rom: u-boot.rom FORCE
 
-IFDTOOL=$(objtree)/tools/ifdtool
-IFDTOOL_FLAGS  = -f 0:$(objtree)/u-boot.dtb
-IFDTOOL_FLAGS += -m 0x$(shell $(NM) u-boot |grep _dt_ucode_base_size |cut -d' ' -f1)
-IFDTOOL_FLAGS += -U $(CONFIG_SYS_TEXT_BASE):$(objtree)/u-boot-nodtb.bin
-IFDTOOL_FLAGS += -w $(CONFIG_SYS_X86_START16):$(objtree)/u-boot-x86-16bit.bin
-IFDTOOL_FLAGS += -C
-
-ifneq ($(CONFIG_HAVE_INTEL_ME),)
-IFDTOOL_ME_FLAGS  = -D $(srctree)/board/$(BOARDDIR)/descriptor.bin
-IFDTOOL_ME_FLAGS += -i ME:$(srctree)/board/$(BOARDDIR)/me.bin
-endif
-
-ifneq ($(CONFIG_HAVE_MRC),)
-IFDTOOL_FLAGS += -w $(CONFIG_X86_MRC_ADDR):$(srctree)/board/$(BOARDDIR)/mrc.bin
-endif
-
-ifneq ($(CONFIG_HAVE_FSP),)
-IFDTOOL_FLAGS += -w $(CONFIG_FSP_ADDR):$(srctree)/board/$(BOARDDIR)/$(CONFIG_FSP_FILE)
-endif
-
-ifneq ($(CONFIG_HAVE_CMC),)
-IFDTOOL_FLAGS += -w $(CONFIG_CMC_ADDR):$(srctree)/board/$(BOARDDIR)/$(CONFIG_CMC_FILE)
-endif
-
-ifneq ($(CONFIG_HAVE_VGA_BIOS),)
-IFDTOOL_FLAGS += -w $(CONFIG_VGA_BIOS_ADDR):$(srctree)/board/$(BOARDDIR)/$(CONFIG_VGA_BIOS_FILE)
-endif
-
-ifneq ($(CONFIG_HAVE_REFCODE),)
-IFDTOOL_FLAGS += -w $(CONFIG_X86_REFCODE_ADDR):refcode.bin
-endif
-
-quiet_cmd_ifdtool = IFDTOOL $@
-cmd_ifdtool  = $(IFDTOOL) -c -r $(CONFIG_ROM_SIZE) u-boot.tmp;
-ifneq ($(CONFIG_HAVE_INTEL_ME),)
-cmd_ifdtool += $(IFDTOOL) $(IFDTOOL_ME_FLAGS) u-boot.tmp;
-endif
-cmd_ifdtool += $(IFDTOOL) $(IFDTOOL_FLAGS) u-boot.tmp;
-cmd_ifdtool += mv u-boot.tmp $@
-
 refcode.bin: $(srctree)/board/$(BOARDDIR)/refcode.bin FORCE
 	$(call if_changed,copy)
 
@@ -1098,9 +1131,10 @@ quiet_cmd_ldr = LD      $@
 cmd_ldr = $(LD) $(LDFLAGS_$(@F)) \
 	       $(filter-out FORCE,$^) -o $@
 
-u-boot.rom: u-boot-x86-16bit.bin u-boot.bin FORCE \
-		$(if $(CONFIG_HAVE_REFCODE),refcode.bin)
-	$(call if_changed,ifdtool)
+u-boot.rom: u-boot-x86-16bit.bin u-boot.bin \
+		$(if $(CONFIG_SPL_X86_16BIT_INIT),spl/u-boot-spl.bin) \
+		$(if $(CONFIG_HAVE_REFCODE),refcode.bin) checkbinman FORCE
+	$(call if_changed,binman)
 
 OBJCOPYFLAGS_u-boot-x86-16bit.bin := -O binary -j .start16 -j .resetvec
 u-boot-x86-16bit.bin: u-boot FORCE
@@ -1108,10 +1142,9 @@ u-boot-x86-16bit.bin: u-boot FORCE
 endif
 
 ifneq ($(CONFIG_ARCH_SUNXI),)
-OBJCOPYFLAGS_u-boot-sunxi-with-spl.bin = -I binary -O binary \
-				   --pad-to=$(CONFIG_SPL_PAD_TO) --gap-fill=0xff
-u-boot-sunxi-with-spl.bin: spl/sunxi-spl.bin u-boot.img FORCE
-	$(call if_changed,pad_cat)
+u-boot-sunxi-with-spl.bin: spl/sunxi-spl.bin u-boot.img u-boot.dtb \
+		checkbinman FORCE
+	$(call if_changed,binman)
 endif
 
 ifneq ($(CONFIG_TEGRA),)
@@ -1187,17 +1220,19 @@ OBJCOPYFLAGS_u-boot-img-spl-at-end.bin := -I binary -O binary \
 u-boot-img-spl-at-end.bin: u-boot.img spl/u-boot-spl.bin FORCE
 	$(call if_changed,pad_cat)
 
-# Create a new ELF from a raw binary file.  This is useful for arm64
-# where static relocation needs to be performed on the raw binary,
-# but certain simulators only accept an ELF file (but don't do the
-# relocation).
-# FIXME refactor dts/Makefile to share target/arch detection
+# Create a new ELF from a raw binary file.
+ifndef PLATFORM_ELFENTRY
+  PLATFORM_ELFENTRY = "_start"
+endif
+quiet_cmd_u-boot-elf ?= LD      $@
+	cmd_u-boot-elf ?= $(LD) u-boot-elf.o -o $@ \
+	--defsym=$(PLATFORM_ELFENTRY)=$(CONFIG_SYS_TEXT_BASE) \
+	-Ttext=$(CONFIG_SYS_TEXT_BASE)
 u-boot.elf: u-boot.bin
-	@$(OBJCOPY)  -B aarch64 -I binary -O elf64-littleaarch64 \
-		$< u-boot-elf.o
-	@$(LD) u-boot-elf.o -o $@ \
-		--defsym=_start=$(CONFIG_SYS_TEXT_BASE) \
-		-Ttext=$(CONFIG_SYS_TEXT_BASE)
+	$(Q)$(OBJCOPY) -I binary $(PLATFORM_ELFFLAGS) $< u-boot-elf.o
+	$(call if_changed,u-boot-elf)
+
+ARCH_POSTLINK := $(wildcard $(srctree)/arch/$(ARCH)/Makefile.postlink)
 
 # Rule to link u-boot
 # May be overridden by arch/$(ARCH)/config.mk
@@ -1205,7 +1240,8 @@ quiet_cmd_u-boot__ ?= LD      $@
       cmd_u-boot__ ?= $(LD) $(LDFLAGS) $(LDFLAGS_u-boot) -o $@ \
       -T u-boot.lds $(u-boot-init)                             \
       --start-group $(u-boot-main) --end-group                 \
-      $(PLATFORM_LIBS) -Map u-boot.map
+      $(PLATFORM_LIBS) -Map u-boot.map;                        \
+      $(if $(ARCH_POSTLINK), $(MAKE) -f $(ARCH_POSTLINK) $@, true)
 
 quiet_cmd_smap = GEN     common/system_map.o
 cmd_smap = \
@@ -1215,7 +1251,7 @@ cmd_smap = \
 		-c $(srctree)/common/system_map.c -o common/system_map.o
 
 u-boot:	$(u-boot-init) $(u-boot-main) u-boot.lds FORCE
-	$(call if_changed,u-boot__)
+	+$(call if_changed,u-boot__)
 ifeq ($(CONFIG_KALLSYMS),y)
 	$(call cmd,smap)
 	$(call cmd,u-boot__) common/system_map.o
@@ -1339,6 +1375,18 @@ $(version_h): include/config/uboot.release FORCE
 $(timestamp_h): $(srctree)/Makefile FORCE
 	$(call filechk,timestamp.h)
 
+checkbinman: tools
+	@if ! ( echo 'import libfdt' | ( PYTHONPATH=tools python )); then \
+		echo >&2; \
+		echo >&2 '*** binman needs the Python libfdt library.'; \
+		echo >&2 '*** Either install it on your system, or try:'; \
+		echo >&2 '***'; \
+		echo >&2 '*** sudo apt-get install swig libpython-dev'; \
+		echo >&2 '***'; \
+		echo >&2 '*** to have U-Boot build its own version.'; \
+		false; \
+	fi
+
 # ---------------------------------------------------------------------------
 quiet_cmd_cpp_lds = LDS     $@
 cmd_cpp_lds = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) \
@@ -1356,13 +1404,17 @@ spl/u-boot-spl: tools prepare \
 spl/sunxi-spl.bin: spl/u-boot-spl
 	@:
 
+spl/sunxi-spl-with-ecc.bin: spl/sunxi-spl.bin
+	@:
+
 spl/u-boot-spl.sfp: spl/u-boot-spl
 	@:
 
 spl/boot.bin: spl/u-boot-spl
 	@:
 
-tpl/u-boot-tpl.bin: tools prepare
+tpl/u-boot-tpl.bin: tools prepare \
+		$(if $(CONFIG_OF_SEPARATE)$(CONFIG_SPL_OF_PLATDATA),dts/dt.dtb)
 	$(Q)$(MAKE) obj=tpl -f $(srctree)/scripts/Makefile.spl all
 
 TAG_SUBDIRS := $(patsubst %,$(srctree)/%,$(u-boot-dirs) include)
@@ -1440,8 +1492,8 @@ CLEAN_DIRS  += $(MODVERDIR) \
 	       $(foreach d, spl tpl, $(patsubst %,$d/%, \
 			$(filter-out include, $(shell ls -1 $d 2>/dev/null))))
 
-CLEAN_FILES += include/bmp_logo.h include/bmp_logo_data.h include/license.h \
-	       boot* u-boot* MLO* SPL System.map
+CLEAN_FILES += include/bmp_logo.h include/bmp_logo_data.h \
+	       boot* u-boot* MLO* SPL System.map fit-dtb.blob
 
 # Directories & files removed with 'make mrproper'
 MRPROPER_DIRS  += include/config include/generated spl tpl \
@@ -1561,11 +1613,6 @@ tests:
 	$(Q)$(MAKE) $(build)=scripts build_docproc
 	$(Q)$(MAKE) $(build)=doc/DocBook $@
 
-# Dummies...
-PHONY += prepare scripts
-prepare: ;
-scripts: ;
-
 endif #ifeq ($(config-targets),1)
 endif #ifeq ($(mixed-targets),1)