linux-kernel - [RFC 1/2] Makefile: Add arch/arch/$(hdr-arch)/boot in header include path

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Message-ID: <1360918364-27960-1-git-send-email-hdoyu@nvidia.com>
Date:	Fri, 15 Feb 2013 10:52:38 +0200
From:	Hiroshi Doyu <hdoyu@...dia.com>
To:	<linux-arm-kernel@...ts.infradead.org>
CC:	<linux-tegra@...r.kernel.org>, Hiroshi Doyu <hdoyu@...dia.com>,
	Michal Marek <mmarek@...e.cz>,
	Stephen Warren <swarren@...dia.com>,
	Mike Turquette <mturquette@...aro.org>,
	Peter De Schrijver <pdeschrijver@...dia.com>,
	Prashant Gaikwad <pgaikwad@...dia.com>,
	Joseph Lo <josephl@...dia.com>, <linux-kbuild@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>
Subject: [RFC 1/2] Makefile: Add arch/arch/$(hdr-arch)/boot in header include path

With a new feature dtc+cpp, DT can introduces some definitions in its
header files for their own. Some of those DT info can be used in
kernel source as well, instead of having the duplicate info in kernel
headers. This patch allows kernel source to include those DT
headers. For example:

+ #include <dts/tegra20-car.h>

Signed-off-by: Hiroshi Doyu <hdoyu@...dia.com>
---
 Makefile |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 0b4bf62..7f54cdb 100644
--- a/Makefile
+++ b/Makefile
@@ -364,7 +364,7 @@ LINUXINCLUDE    := \
 		-I$(srctree)/arch/$(hdr-arch)/include \
 		-Iarch/$(hdr-arch)/include/generated \
 		$(if $(KBUILD_SRC), -I$(srctree)/include) \
-		-Iinclude \
+		-Iinclude -Iarch/$(hdr-arch)/boot \
 		$(USERINCLUDE)
 
 KBUILD_CPPFLAGS := -D__KERNEL__
-- 
1.7.9.5

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