upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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88 lines
2.2 KiB
88 lines
2.2 KiB
#
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# (C) Copyright 2007
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# Stefan Roese, DENX Software Engineering, sr@denx.de.
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#
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# SPDX-License-Identifier: GPL-2.0+
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#
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include $(TOPDIR)/nand_spl/board/$(BOARDDIR)/config.mk
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nandobj := $(OBJTREE)/nand_spl/
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LDSCRIPT= $(TOPDIR)/nand_spl/board/$(BOARDDIR)/u-boot.lds
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LDFLAGS := -T $(nandobj)u-boot.lds -Ttext $(CONFIG_SYS_TEXT_BASE) $(LDFLAGS) \
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$(LDFLAGS_FINAL)
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asflags-y += -DCONFIG_NAND_SPL
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ccflags-y += -DCONFIG_NAND_SPL
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SOBJS = start.o resetvec.o cache.o
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COBJS = gpio.o nand_boot.o nand_ecc.o memory.o ndfc.o pll.o
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OBJS := $(addprefix $(obj)/,$(SOBJS) $(COBJS))
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__OBJS := $(SOBJS) $(COBJS)
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LNDIR := $(nandobj)board/$(BOARDDIR)
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targets += $(__OBJS)
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all: $(nandobj)u-boot-spl.bin $(nandobj)u-boot-spl-16k.bin \
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$(nandobj)System.map
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$(nandobj)u-boot-spl-16k.bin: $(nandobj)u-boot-spl
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$(OBJCOPY) ${OBJCFLAGS} --pad-to=$(PAD_TO) -O binary $< $@
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$(nandobj)u-boot-spl.bin: $(nandobj)u-boot-spl
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$(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
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$(nandobj)u-boot-spl: $(OBJS) $(nandobj)u-boot.lds
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cd $(LNDIR) && $(LD) $(LDFLAGS) $(__OBJS) $(PLATFORM_LIBS) \
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-Map $(nandobj)u-boot-spl.map -o $@
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$(nandobj)System.map: $(nandobj)u-boot-spl
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@$(NM) $< | \
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grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw] \)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | \
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sort > $@
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$(nandobj)u-boot.lds: $(LDSCRIPT)
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$(CPP) $(cpp_flags) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$^ >$@
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# create symbolic links for common files
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# from cpu directory
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$(obj)/cache.S:
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@rm -f $@
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ln -s $(SRCTREE)/arch/powerpc/cpu/ppc4xx/cache.S $@
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$(obj)/gpio.c:
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@rm -f $@
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ln -s $(SRCTREE)/arch/powerpc/cpu/ppc4xx/gpio.c $@
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$(obj)/ndfc.c:
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@rm -f $@
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ln -s $(SRCTREE)/drivers/mtd/nand/ndfc.c $@
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$(obj)/resetvec.S:
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@rm -f $@
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ln -s $(SRCTREE)/arch/powerpc/cpu/ppc4xx/resetvec.S $@
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$(obj)/start.S:
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@rm -f $@
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ln -s $(SRCTREE)/arch/powerpc/cpu/ppc4xx/start.S $@
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# from board directory
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$(obj)/memory.c:
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@rm -f $@
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ln -s $(SRCTREE)/board/amcc/acadia/memory.c $@
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$(obj)/pll.c:
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@rm -f $@
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ln -s $(SRCTREE)/board/amcc/acadia/pll.c $@
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# from nand_spl directory
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$(obj)/nand_boot.c:
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@rm -f $@
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ln -s $(SRCTREE)/nand_spl/nand_boot.c $@
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# from drivers/mtd/nand directory
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$(obj)/nand_ecc.c:
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@rm -f $@
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ln -s $(SRCTREE)/drivers/mtd/nand/nand_ecc.c $@
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