18c2ecf20Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0 28c2ecf20Sopenharmony_ci# scripts/dtc makefile 38c2ecf20Sopenharmony_ci 48c2ecf20Sopenharmony_cihostprogs-always-$(CONFIG_DTC) += dtc 58c2ecf20Sopenharmony_cihostprogs-always-$(CHECK_DT_BINDING) += dtc 68c2ecf20Sopenharmony_ci 78c2ecf20Sopenharmony_cidtc-objs := dtc.o flattree.o fstree.o data.o livetree.o treesource.o \ 88c2ecf20Sopenharmony_ci srcpos.o checks.o util.o 98c2ecf20Sopenharmony_cidtc-objs += dtc-lexer.lex.o dtc-parser.tab.o 108c2ecf20Sopenharmony_ci 118c2ecf20Sopenharmony_ci# Source files need to get at the userspace version of libfdt_env.h to compile 128c2ecf20Sopenharmony_ciHOST_EXTRACFLAGS += -I $(srctree)/$(src)/libfdt 138c2ecf20Sopenharmony_ci 148c2ecf20Sopenharmony_ciifeq ($(shell pkg-config --exists yaml-0.1 2>/dev/null && echo yes),) 158c2ecf20Sopenharmony_ciifneq ($(CHECK_DT_BINDING)$(CHECK_DTBS),) 168c2ecf20Sopenharmony_ci$(error dtc needs libyaml for DT schema validation support. \ 178c2ecf20Sopenharmony_ci Install the necessary libyaml development package.) 188c2ecf20Sopenharmony_ciendif 198c2ecf20Sopenharmony_ciHOST_EXTRACFLAGS += -DNO_YAML 208c2ecf20Sopenharmony_cielse 218c2ecf20Sopenharmony_cidtc-objs += yamltree.o 228c2ecf20Sopenharmony_ci# To include <yaml.h> installed in a non-default path 238c2ecf20Sopenharmony_ciHOSTCFLAGS_yamltree.o := $(shell pkg-config --cflags yaml-0.1) 248c2ecf20Sopenharmony_ci# To link libyaml installed in a non-default path 258c2ecf20Sopenharmony_ciHOSTLDLIBS_dtc := $(shell pkg-config --libs yaml-0.1) 268c2ecf20Sopenharmony_ciendif 278c2ecf20Sopenharmony_ci 288c2ecf20Sopenharmony_ci# Generated files need one more search path to include headers in source tree 298c2ecf20Sopenharmony_ciHOSTCFLAGS_dtc-lexer.lex.o := -I $(srctree)/$(src) 308c2ecf20Sopenharmony_ciHOSTCFLAGS_dtc-parser.tab.o := -I $(srctree)/$(src) 318c2ecf20Sopenharmony_ci 328c2ecf20Sopenharmony_ci# dependencies on generated files need to be listed explicitly 338c2ecf20Sopenharmony_ci$(obj)/dtc-lexer.lex.o: $(obj)/dtc-parser.tab.h 34