24 lines
436 B
Makefile
24 lines
436 B
Makefile
# SPDX-License-Identifier: GPL-2.0
|
|
#
|
|
|
|
dtb-y := system.dtb
|
|
|
|
ifneq ($(DTB),)
|
|
obj-y += linked_dtb.o
|
|
|
|
# Ensure system.dtb exists
|
|
$(obj)/linked_dtb.o: $(obj)/system.dtb
|
|
|
|
# Generate system.dtb from $(DTB).dtb
|
|
ifneq ($(DTB),system)
|
|
$(obj)/system.dtb: $(obj)/$(DTB).dtb
|
|
$(call if_changed,cp)
|
|
endif
|
|
endif
|
|
|
|
quiet_cmd_cp = CP $< $@$2
|
|
cmd_cp = cat $< >$@$2 || (rm -f $@ && echo false)
|
|
|
|
# Rule to build device tree blobs
|
|
DTC_FLAGS := -p 1024
|