1b2441318SGreg Kroah-Hartman# SPDX-License-Identifier: GPL-2.0 29fffb55fSDavid Gibson# scripts/dtc makefile 39fffb55fSDavid Gibson 4faabed29SMasahiro Yamadahostprogs-always-$(CONFIG_DTC) += dtc 5faabed29SMasahiro Yamadahostprogs-always-$(CHECK_DT_BINDING) += dtc 69fffb55fSDavid Gibson 79fffb55fSDavid Gibsondtc-objs := dtc.o flattree.o fstree.o data.o livetree.o treesource.o \ 8658f29a5SJohn Bonesio srcpos.o checks.o util.o 99fffb55fSDavid Gibsondtc-objs += dtc-lexer.lex.o dtc-parser.tab.o 109fffb55fSDavid Gibson 119fffb55fSDavid Gibson# Source files need to get at the userspace version of libfdt_env.h to compile 12*efe84d40SUwe Kleine-KönigHOST_EXTRACFLAGS += -I $(srctree)/$(src)/libfdt 139fffb55fSDavid Gibson 14067c650cSPavel Modilaynenifeq ($(shell pkg-config --exists yaml-0.1 2>/dev/null && echo yes),) 150903060fSMasahiro Yamadaifneq ($(CHECK_DT_BINDING)$(CHECK_DTBS),) 164f0e3a57SRob Herring$(error dtc needs libyaml for DT schema validation support. \ 174f0e3a57SRob Herring Install the necessary libyaml development package.) 184f0e3a57SRob Herringendif 19f858927fSRob HerringHOST_EXTRACFLAGS += -DNO_YAML 20f858927fSRob Herringelse 21f858927fSRob Herringdtc-objs += yamltree.o 22f8d8b46cSMasahiro Yamada# To include <yaml.h> installed in a non-default path 23f8d8b46cSMasahiro YamadaHOSTCFLAGS_yamltree.o := $(shell pkg-config --cflags yaml-0.1) 24f8d8b46cSMasahiro Yamada# To link libyaml installed in a non-default path 25067c650cSPavel ModilaynenHOSTLDLIBS_dtc := $(shell pkg-config yaml-0.1 --libs) 26f858927fSRob Herringendif 27f858927fSRob Herring 28e3fd9b53SMasahiro Yamada# Generated files need one more search path to include headers in source tree 299cc342f6SMasahiro YamadaHOSTCFLAGS_dtc-lexer.lex.o := -I $(srctree)/$(src) 309cc342f6SMasahiro YamadaHOSTCFLAGS_dtc-parser.tab.o := -I $(srctree)/$(src) 319fffb55fSDavid Gibson 329fffb55fSDavid Gibson# dependencies on generated files need to be listed explicitly 3395abef88SArnaud Lacombe$(obj)/dtc-lexer.lex.o: $(obj)/dtc-parser.tab.h 34