[PATCH v2 02/13] arc: use common make variables for dtb builds

From: Rob Herring
Date: Thu Oct 08 2015 - 13:58:38 EST


Use dtb-y and always make variables to build dtbs instead of explicit
dtbs rule. This is in preparation to support building all dtbs.

Signed-off-by: Rob Herring <robh@xxxxxxxxxx>
Cc: Vineet Gupta <vgupta@xxxxxxxxxxxx>
---
arch/arc/Makefile | 2 +-
arch/arc/boot/dts/Makefile | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/arc/Makefile b/arch/arc/Makefile
index 8a27a48..cf0cf34 100644
--- a/arch/arc/Makefile
+++ b/arch/arc/Makefile
@@ -121,7 +121,7 @@ $(boot_targets): vmlinux
$(Q)$(MAKE) $(build)=$(boot)/dts $(boot)/dts/$@

dtbs: scripts
- $(Q)$(MAKE) $(build)=$(boot)/dts dtbs
+ $(Q)$(MAKE) $(build)=$(boot)/dts

archclean:
$(Q)$(MAKE) $(clean)=$(boot)
diff --git a/arch/arc/boot/dts/Makefile b/arch/arc/boot/dts/Makefile
index b0e3f19..e8e46f9 100644
--- a/arch/arc/boot/dts/Makefile
+++ b/arch/arc/boot/dts/Makefile
@@ -6,10 +6,10 @@ ifneq ($(CONFIG_ARC_BUILTIN_DTB_NAME),"")
endif

obj-y += $(builtindtb-y).dtb.o
-targets += $(builtindtb-y).dtb
+dtb-y := $(builtindtb-y).dtb

.SECONDARY: $(obj)/$(builtindtb-y).dtb.S

-dtbs: $(addprefix $(obj)/, $(builtindtb-y).dtb)

+always := $(dtb-y)
clean-files := *.dtb *.dtb.S
--
2.1.4

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