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-rw-r--r--scripts/dtc/Makefile23
-rw-r--r--scripts/dtc/Makefile.dtc23
2 files changed, 10 insertions, 36 deletions
diff --git a/scripts/dtc/Makefile b/scripts/dtc/Makefile
index 3acbb410904c..4d32b9497da9 100644
--- a/scripts/dtc/Makefile
+++ b/scripts/dtc/Makefile
@@ -1,26 +1,23 @@
# SPDX-License-Identifier: GPL-2.0
# scripts/dtc makefile
-hostprogs := dtc
-always-$(CONFIG_DTC) := $(hostprogs)
+# *** Also keep .gitignore in sync when changing ***
+hostprogs-always-$(CONFIG_DTC) += dtc fdtoverlay
+hostprogs-always-$(CHECK_DT_BINDING) += dtc
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
-HOST_EXTRACFLAGS := -I $(srctree)/$(src)/libfdt
+# The upstream project builds libfdt as a separate library. We are choosing to
+# instead directly link the libfdt object files into fdtoverlay.
+libfdt-objs := fdt.o fdt_ro.o fdt_wip.o fdt_sw.o fdt_rw.o fdt_strerror.o fdt_empty_tree.o fdt_addresses.o fdt_overlay.o
+libfdt = $(addprefix libfdt/,$(libfdt-objs))
+fdtoverlay-objs := $(libfdt) fdtoverlay.o util.o
-ifeq ($(shell pkg-config --exists yaml-0.1 2>/dev/null && echo yes),)
-ifneq ($(CHECK_DTBS),)
-$(error dtc needs libyaml for DT schema validation support. \
- Install the necessary libyaml development package.)
-endif
+# Source files need to get at the userspace version of libfdt_env.h to compile
+HOST_EXTRACFLAGS += -I $(srctree)/$(src)/libfdt
HOST_EXTRACFLAGS += -DNO_YAML
-else
-dtc-objs += yamltree.o
-HOSTLDLIBS_dtc := $(shell pkg-config yaml-0.1 --libs)
-endif
# Generated files need one more search path to include headers in source tree
HOSTCFLAGS_dtc-lexer.lex.o := -I $(srctree)/$(src)
diff --git a/scripts/dtc/Makefile.dtc b/scripts/dtc/Makefile.dtc
deleted file mode 100644
index 9c467b096f03..000000000000
--- a/scripts/dtc/Makefile.dtc
+++ /dev/null
@@ -1,23 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0-or-later
-# Makefile.dtc
-#
-# This is not a complete Makefile of itself. Instead, it is designed to
-# be easily embeddable into other systems of Makefiles.
-#
-DTC_SRCS = \
- checks.c \
- data.c \
- dtc.c \
- flattree.c \
- fstree.c \
- livetree.c \
- srcpos.c \
- treesource.c \
- util.c
-
-ifneq ($(NO_YAML),1)
-DTC_SRCS += yamltree.c
-endif
-
-DTC_GEN_SRCS = dtc-lexer.lex.c dtc-parser.tab.c
-DTC_OBJS = $(DTC_SRCS:%.c=%.o) $(DTC_GEN_SRCS:%.c=%.o)