[U-Boot] [PATCH 5/5] kbuild: fix build rule of u-boot-spl.dtb

Masahiro Yamada yamada.masahiro at socionext.com
Wed Feb 3 13:05:14 CET 2016


The build command of u-boot-spl.dtb is not constant, but dependent
on CONFIG_OF_SPL_REMOVE_PROPS.  Use $(call if_changed,...) so that
the change of CONFIG_OF_SPL_REMOVE_PROPS is detected.

Signed-off-by: Masahiro Yamada <yamada.masahiro at socionext.com>
---

 scripts/Makefile.spl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/scripts/Makefile.spl b/scripts/Makefile.spl
index e1af6c8..8942ffb 100644
--- a/scripts/Makefile.spl
+++ b/scripts/Makefile.spl
@@ -193,8 +193,8 @@ quiet_cmd_fdtgrep = FDTGREP $@
 	$(objtree)/tools/fdtgrep -r -O dtb - -o $@ \
 		$(addprefix -P ,$(subst $\",,$(CONFIG_OF_SPL_REMOVE_PROPS)))
 
-$(obj)/$(SPL_BIN).dtb: dts/dt.dtb
-	$(call cmd,fdtgrep)
+$(obj)/$(SPL_BIN).dtb: dts/dt.dtb FORCE
+	$(call if_changed,fdtgrep)
 
 quiet_cmd_cpp_cfg = CFG     $@
 cmd_cpp_cfg = $(CPP) -Wp,-MD,$(depfile) $(cpp_flags) $(LDPPFLAGS) -ansi \
-- 
1.9.1



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