+# SPDX-License-Identifier: GPL-2.0+
#
# (C) Copyright 2000-2007
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# SPDX-License-Identifier: GPL-2.0+
-#
-
-include $(TOPDIR)/config.mk
-
-LIB = $(obj)libfdt.o
-
-SOBJS =
-
-COBJS-libfdt += fdt.o fdt_ro.o fdt_rw.o fdt_strerror.o fdt_sw.o fdt_wip.o fdt_empty_tree.o
-
-COBJS-$(CONFIG_OF_LIBFDT) += $(COBJS-libfdt)
-COBJS-$(CONFIG_FIT) += $(COBJS-libfdt)
-
-
-COBJS := $(sort $(COBJS-y))
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
-OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
-$(LIB): $(obj).depend $(OBJS)
- $(call cmd_link_o_target, $(OBJS))
+# Use upstream code.
+obj-y += \
+ fdt.o \
+ fdt_wip.o \
+ fdt_strerror.o \
+ fdt_sw.o \
+ fdt_rw.o \
+ fdt_empty_tree.o \
+ fdt_addresses.o
-#########################################################################
+obj-$(CONFIG_OF_LIBFDT_OVERLAY) += fdt_overlay.o
-# defines $(obj).depend target
-include $(SRCTREE)/rules.mk
+# Locally modified for U-Boot.
+# TODO: split out the local modifiction.
+obj-y += fdt_ro.o
-sinclude $(obj).depend
+# U-Boot own file
+obj-y += fdt_region.o
-#########################################################################
+ccflags-y := -I$(srctree)/scripts/dtc/libfdt