[PATCH 1/8] ARM: dtb: Add $(obj)/$(BUILTIN_DTB).dtb.S as secondary target

[Sascha Hauer]

Otherwise the intermediate *.dtb.S will be removed every build.

Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
---
 arch/arm/dts/Makefile | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 3ee8924..45a3304 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -1,6 +1,8 @@
 
-BUILTIN_DTB := $(patsubst "%",%,$(CONFIG_BUILTIN_DTB_NAME)).dtb.o
-obj-$(CONFIG_BUILTIN_DTB) += $(BUILTIN_DTB)
+BUILTIN_DTB := $(patsubst "%",%,$(CONFIG_BUILTIN_DTB_NAME))
+obj-$(CONFIG_BUILTIN_DTB) += $(BUILTIN_DTB).dtb.o
+
+.SECONDARY: $(obj)/$(BUILTIN_DTB).dtb.S
 
 targets += dtbs
 targets += $(dtb-y)
-- 
1.8.2.rc2