kbuild: consolidate Devicetree dtb build rules
[linux-2.6-block.git] / arch / microblaze / boot / dts / Makefile
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b2441318 1# SPDX-License-Identifier: GPL-2.0
300db34a 2#
300db34a 3
37c8a5fa 4ifneq ($(DTB),)
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5obj-y += linked_dtb.o
6
7# Ensure system.dtb exists
8$(obj)/linked_dtb.o: $(obj)/system.dtb
9
10# Generate system.dtb from $(DTB).dtb
11ifneq ($(DTB),system)
12$(obj)/system.dtb: $(obj)/$(DTB).dtb
13 $(call if_changed,cp)
14endif
37c8a5fa 15endif
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16
17quiet_cmd_cp = CP $< $@$2
18 cmd_cp = cat $< >$@$2 || (rm -f $@ && echo false)
19
20# Rule to build device tree blobs
21DTC_FLAGS := -p 1024