From 5fd1a2ed0ec6fb5449c71a988cc15edb8671b3d0 Mon Sep 17 00:00:00 2001
From: Rob Herring <rob.herring@calxeda.com>
Date: Mon, 25 Jul 2011 09:52:12 -0600
Subject: arm/dt: Add dtb make rule

Add a make rule to compile dt blobs for ARM.

Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Acked-by: Shawn Guo <shawn.guo@freescale.com>
Tested-by: Jason Liu <jason.hui@linaro.org>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
---
 arch/arm/boot/Makefile | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'arch/arm/boot')

diff --git a/arch/arm/boot/Makefile b/arch/arm/boot/Makefile
index 9128fddf1109..a1edfd5a129a 100644
--- a/arch/arm/boot/Makefile
+++ b/arch/arm/boot/Makefile
@@ -59,6 +59,12 @@ $(obj)/zImage:	$(obj)/compressed/vmlinux FORCE
 
 endif
 
+# Rule to build device tree blobs
+$(obj)/%.dtb: $(src)/dts/%.dts
+	$(call cmd,dtc)
+
+$(obj)/dtbs: $(addprefix $(obj)/, $(dtb-y))
+
 quiet_cmd_uimage = UIMAGE  $@
       cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A arm -O linux -T kernel \
 		   -C none -a $(LOADADDR) -e $(STARTADDR) \
-- 
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