# '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.
+ifeq ($(CONFIG_TPL_BUILD),y)
+fdtgrep_props := -b u-boot,dm-pre-reloc -b u-boot,dm-tpl
+else
+fdtgrep_props := -b u-boot,dm-pre-reloc -b u-boot,dm-spl
+endif
quiet_cmd_fdtgrep = FDTGREP $@
- cmd_fdtgrep = $(objtree)/tools/fdtgrep -b u-boot,dm-pre-reloc -RT $< \
+ cmd_fdtgrep = $(objtree)/tools/fdtgrep $(fdtgrep_props) -RT $< \
-n /chosen -O dtb | \
$(objtree)/tools/fdtgrep -r -O dtb - -o $@ \
$(addprefix -P ,$(subst $\",,$(CONFIG_OF_SPL_REMOVE_PROPS)))