[U-Boot] [PATCH] fdt: fix dts preprocessor options

[Allen Martin]

Using "-ansi" preprocessor option will cause dts lines that begin with
'#' to choke the preprocessor.  Change to "-x assembler-with-cpp"
instead which is what the kernel uses to preprocess dts files.

Signed-off-by: Allen Martin <amartin at nvidia.com>
---
 dts/Makefile |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dts/Makefile b/dts/Makefile
index 785104e..922c78c 100644
--- a/dts/Makefile
+++ b/dts/Makefile
@@ -36,7 +36,7 @@ $(error Your architecture does not have device tree support enabled. \
 Please define CONFIG_ARCH_DEVICE_TREE))
 
 # We preprocess the device tree file provide a useful define
-DTS_CPPFLAGS := -ansi \
+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\"
 
-- 
1.7.10.4