-# Pass the original device tree file through fdtgrep twice. The first pass
-# removes any unwanted nodes (i.e. those which don't have the
-# 'u-boot,dm-pre-reloc' property and thus are not needed by SPL. The second
-# pass removes various unused properties from the remaining nodes.
-# The output is typically a much smaller device tree file.
-quiet_cmd_fdtgrep = FDTGREP $@
- cmd_fdtgrep = $(objtree)/tools/fdtgrep -b u-boot,dm-pre-reloc -RT $< \
- -n /chosen -O dtb | \
- $(objtree)/tools/fdtgrep -r -O dtb - -o $@ \
- $(addprefix -P ,$(subst $\",,$(CONFIG_OF_SPL_REMOVE_PROPS)))
-
-$(obj)/$(SPL_BIN).dtb: dts/dt.dtb $(objtree)/tools/fdtgrep FORCE
- $(call if_changed,fdtgrep)
-
-quiet_cmd_cpp_cfg = CFG $@
-cmd_cpp_cfg = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \
- -DDO_DEPS_ONLY -D__ASSEMBLY__ -x assembler-with-cpp -P -dM -E -o $@ $<
-
-# If .u-boot.cfg.d is still present, then either:
-# a) The previous build used a Makefile that used if_changed rather than
-# if_changed_dep when building u-boot.cfg, and hence any later builds will
-# be unaware of the dependencies for u-boot.cfg. In this case, we must
-# delete u-boot.cfg to force it and .u-boot.cfg.cmd to be rebuilt the
-# correct way.
-# b) The previous build failed or was interrupted while building u-boot.cfg,
-# so deleting u-boot.cfg isn't going to cause any additional work.
-ifneq ($(wildcard $(obj)/.$(SPL_BIN).d),)
- unused := $(shell rm -f $(obj)/$(SPL_BIN).cfg)
-endif
-$(obj)/$(SPL_BIN).cfg: include/config.h FORCE
- $(call if_changed_dep,cpp_cfg)