1 # SPDX-License-Identifier: GPL-2.0
4 hostprogs-$(CONFIG_DTC) := dtc
5 always := $(hostprogs-y)
7 dtc-objs := dtc.o flattree.o fstree.o data.o livetree.o treesource.o \
8 srcpos.o checks.o util.o
9 dtc-objs += dtc-lexer.lex.o dtc-parser.tab.o
11 # Source files need to get at the userspace version of libfdt_env.h to compile
12 HOST_EXTRACFLAGS := -I$(src)/libfdt
14 ifeq ($(wildcard /usr/include/yaml.h),)
15 HOST_EXTRACFLAGS += -DNO_YAML
17 dtc-objs += yamltree.o
18 HOSTLDLIBS_dtc := -lyaml
21 # Generated files need one more search path to include headers in source tree
22 HOSTCFLAGS_dtc-lexer.lex.o := -I$(src)
23 HOSTCFLAGS_dtc-parser.tab.o := -I$(src)
25 # dependencies on generated files need to be listed explicitly
26 $(obj)/dtc-lexer.lex.o: $(obj)/dtc-parser.tab.h