android_kernel_oneplus_msm8998/scripts/dtc/Makefile
Shashank Mittal 47c6fb9e63 scripts: Makefile: add support to use external DTC
Add support to use external DTC to compile device tree blobs.

Change-Id: I268d2332d5328c3b0050b35c96f91e8ef9e1f6f8
Signed-off-by: Shashank Mittal <mittals@codeaurora.org>
2017-04-06 11:22:41 -07:00

33 lines
1 KiB
Makefile

# scripts/dtc makefile
hostprogs-y := dtc
ifeq ($(DTC_EXT),)
always := $(hostprogs-y)
endif
dtc-objs := dtc.o flattree.o fstree.o data.o livetree.o treesource.o \
srcpos.o checks.o util.o
dtc-objs += dtc-lexer.lex.o dtc-parser.tab.o
# Source files need to get at the userspace version of libfdt_env.h to compile
HOSTCFLAGS_DTC := -I$(src) -I$(src)/libfdt
HOSTCFLAGS_checks.o := $(HOSTCFLAGS_DTC)
HOSTCFLAGS_data.o := $(HOSTCFLAGS_DTC)
HOSTCFLAGS_dtc.o := $(HOSTCFLAGS_DTC)
HOSTCFLAGS_flattree.o := $(HOSTCFLAGS_DTC)
HOSTCFLAGS_fstree.o := $(HOSTCFLAGS_DTC)
HOSTCFLAGS_livetree.o := $(HOSTCFLAGS_DTC)
HOSTCFLAGS_srcpos.o := $(HOSTCFLAGS_DTC)
HOSTCFLAGS_treesource.o := $(HOSTCFLAGS_DTC)
HOSTCFLAGS_util.o := $(HOSTCFLAGS_DTC)
HOSTCFLAGS_dtc-lexer.lex.o := $(HOSTCFLAGS_DTC)
HOSTCFLAGS_dtc-parser.tab.o := $(HOSTCFLAGS_DTC)
# dependencies on generated files need to be listed explicitly
$(obj)/dtc-lexer.lex.o: $(obj)/dtc-parser.tab.h
# generated files need to be cleaned explicitly
clean-files := dtc-lexer.lex.c dtc-parser.tab.c dtc-parser.tab.h