[U-Boot] [PATCH v5 1/4] fdt: Add dts/dtsi arch & board include paths to DTS_CPPFLAGS

[Tom Warren]

This allows the use of '#include "xyz"' in the dts/dtsi file which
helps the C preprocessor find common dtsi include files.

Signed-off-by: Tom Warren <twarren at nvidia.com>
---
v4: new
v5: Add dts/dtsi paths to DTS_CPPFLAGS instead of DTC command line

 dts/Makefile |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/dts/Makefile b/dts/Makefile
index 922c78c..6f36153 100644
--- a/dts/Makefile
+++ b/dts/Makefile
@@ -38,7 +38,8 @@ Please define CONFIG_ARCH_DEVICE_TREE))
 # We preprocess the device tree file provide a useful define
 DTS_CPPFLAGS := -x assembler-with-cpp \
 		-DARCH_CPU_DTS=\"$(SRCTREE)/arch/$(ARCH)/dts/$(CONFIG_ARCH_DEVICE_TREE).dtsi\" \
-		-DBOARD_DTS=\"$(SRCTREE)/board/$(VENDOR)/$(BOARD)/dts/$(DEVICE_TREE).dts\"
+		-DBOARD_DTS=\"$(SRCTREE)/board/$(VENDOR)/$(BOARD)/dts/$(DEVICE_TREE).dts\" \
+		-I$(SRCTREE)/board/$(VENDOR)/dts -I$(SRCTREE)/arch/$(ARCH)/dts
 
 all:	$(obj).depend $(LIB)
 
-- 
1.7.0.4