linux-kernel - [patch 3/7] dt: dtb version: arm dts Makefile

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Date:	Wed, 18 Mar 2015 20:34:40 -0700
From:	Frank Rowand <frowand.list@...il.com>
To:	frowand.list@...il.com, Rob Herring <robh+dt@...nel.org>,
	Grant Likely <grant.likely@...aro.org>,
	Russell King <linux@....linux.org.uk>,
	Michal Marek <mmarek@...e.cz>
CC:	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Leif Lindholm <leif.lindholm@...aro.org>,
	Mark Rutland <mark.rutland@....com>,
	Pawel Moll <pawel.moll@....com>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	linux-kbuild@...r.kernel.org,
	Linux Kernel list <linux-kernel@...r.kernel.org>
Subject: [patch 3/7] dt: dtb version: arm dts Makefile

From: Frank Rowand <frank.rowand@...ymobile.com>

Remove generated files from the dependencies of .dtb files, where the
generated files are created as a result of making a .dtb.

Signed-off-by: Frank Rowand <frank.rowand@...ymobile.com>
---
 arch/arm/boot/dts/Makefile                   |   10 +++

Index: b/arch/arm/boot/dts/Makefile
===================================================================
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -650,5 +650,15 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += \
 	mt8135-evbp1.dtb
 endif
 
+# These files are generated by a kernel make if .version has changed.
+# Do not allow them to act as a dependency for rebuilding a .dtb that
+# has included dt-bindings/version.dtsi.
+PHONY += include/generated/compile.h include/generated/utsrelease.h
+
+# This file is generated by a .dtb make if .version_dtb has changed.
+# Do not allow it to act as a dependency for rebuilding a .dtb that
+# has included dt-bindings/version.dtsi.
+PHONY += include/generated/compile_dtb.h
+
 always		:= $(dtb-y)
 clean-files	:= *.dtb
--
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