1b2441318SGreg Kroah-Hartman# SPDX-License-Identifier: GPL-2.0 29fffb55fSDavid Gibson# scripts/dtc makefile 39fffb55fSDavid Gibson 45f2fb52fSMasahiro Yamadahostprogs := dtc 59dffecc1SMasahiro Yamadaalways-$(CONFIG_DTC) += $(hostprogs) 69dffecc1SMasahiro Yamadaalways-$(CHECK_DT_BINDING) += $(hostprogs) 79fffb55fSDavid Gibson 89fffb55fSDavid Gibsondtc-objs := dtc.o flattree.o fstree.o data.o livetree.o treesource.o \ 9658f29a5SJohn Bonesio srcpos.o checks.o util.o 109fffb55fSDavid Gibsondtc-objs += dtc-lexer.lex.o dtc-parser.tab.o 119fffb55fSDavid Gibson 129fffb55fSDavid Gibson# Source files need to get at the userspace version of libfdt_env.h to compile 139cc342f6SMasahiro YamadaHOST_EXTRACFLAGS := -I $(srctree)/$(src)/libfdt 149fffb55fSDavid Gibson 15067c650cSPavel Modilaynenifeq ($(shell pkg-config --exists yaml-0.1 2>/dev/null && echo yes),) 16*0903060fSMasahiro Yamadaifneq ($(CHECK_DT_BINDING)$(CHECK_DTBS),) 174f0e3a57SRob Herring$(error dtc needs libyaml for DT schema validation support. \ 184f0e3a57SRob Herring Install the necessary libyaml development package.) 194f0e3a57SRob Herringendif 20f858927fSRob HerringHOST_EXTRACFLAGS += -DNO_YAML 21f858927fSRob Herringelse 22f858927fSRob Herringdtc-objs += yamltree.o 23067c650cSPavel ModilaynenHOSTLDLIBS_dtc := $(shell pkg-config yaml-0.1 --libs) 24f858927fSRob Herringendif 25f858927fSRob Herring 26e3fd9b53SMasahiro Yamada# Generated files need one more search path to include headers in source tree 279cc342f6SMasahiro YamadaHOSTCFLAGS_dtc-lexer.lex.o := -I $(srctree)/$(src) 289cc342f6SMasahiro YamadaHOSTCFLAGS_dtc-parser.tab.o := -I $(srctree)/$(src) 299fffb55fSDavid Gibson 309fffb55fSDavid Gibson# dependencies on generated files need to be listed explicitly 3195abef88SArnaud Lacombe$(obj)/dtc-lexer.lex.o: $(obj)/dtc-parser.tab.h 32