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arm/dt: Add dtb make rule

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Add a make rule to compile dt blobs for ARM.

Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Acked-by: Shawn Guo <shawn.guo@freescale.com>
Tested-by: Jason Liu <jason.hui@linaro.org>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
This commit is contained in:
Rob Herring 2011-07-25 09:52:12 -06:00 committed by Grant Likely
parent 2b4180af3f
commit 5fd1a2ed0e
2 changed files with 13 additions and 0 deletions
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7
arch/arm/Makefile
View File

@ -281,6 +281,12 @@ zImage Image xipImage bootpImage uImage: vmlinux
zinstall uinstall install: vmlinux
$(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@
%.dtb:
$(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@
dtbs:
$(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@
# We use MRPROPER_FILES and CLEAN_FILES now
archclean:
$(Q)$(MAKE) $(clean)=$(boot)
@ -297,6 +303,7 @@ define archhelp
echo ' uImage - U-Boot wrapped zImage'
echo ' bootpImage - Combined zImage and initial RAM disk'
echo ' (supply initrd image via make variable INITRD=<path>)'
echo ' dtbs - Build device tree blobs for enabled boards'
echo ' install - Install uncompressed kernel'
echo ' zinstall - Install compressed kernel'
echo ' uinstall - Install U-Boot wrapped compressed kernel'

6
arch/arm/boot/Makefile
View File

@ -59,6 +59,12 @@ $(obj)/zImage: $(obj)/compressed/vmlinux FORCE
endif
# Rule to build device tree blobs
$(obj)/%.dtb: $(src)/dts/%.dts
$(call cmd,dtc)
$(obj)/dtbs: $(addprefix $(obj)/, $(dtb-y))
quiet_cmd_uimage = UIMAGE $@
cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A arm -O linux -T kernel \
-C none -a $(LOADADDR) -e $(STARTADDR) \