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-rw-r--r--dts/Makefile11
1 files changed, 9 insertions, 2 deletions
diff --git a/dts/Makefile b/dts/Makefile
index edaa65ebb4..4eb5a050df 100644
--- a/dts/Makefile
+++ b/dts/Makefile
@@ -21,11 +21,18 @@ $(if $(CONFIG_ARCH_DEVICE_TREE),,\
$(error Your architecture does not have device tree support enabled. \
Please define CONFIG_ARCH_DEVICE_TREE))
+DTS_INCDIRS = $(SRCTREE)/board/$(VENDOR)/$(BOARD)/dts
+DTS_INCDIRS += $(SRCTREE)/board/$(VENDOR)/dts
+DTS_INCDIRS += $(SRCTREE)/arch/$(ARCH)/dts
+
# 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/$(DEVICE_TREE).dts\" \
- -I$(SRCTREE)/board/$(VENDOR)/dts -I$(SRCTREE)/arch/$(ARCH)/dts
+ -nostdinc $(addprefix -I,$(DTS_INCDIRS))
+
+DTC_FLAGS := -R 4 -p 0x1000 \
+ $(addprefix -i ,$(DTS_INCDIRS))
all: $(obj).depend $(LIB)
@@ -36,7 +43,7 @@ DT_BIN := $(obj)dt.dtb
$(DT_BIN): $(TOPDIR)/board/$(VENDOR)/dts/$(DEVICE_TREE).dts
$(CPP) -P $(DTS_CPPFLAGS) $< -o $(DT_BIN).dts.tmp
- $(DTC) -R 4 -p 0x1000 -O dtb -o ${DT_BIN} $(DT_BIN).dts.tmp
+ $(DTC) $(DTC_FLAGS) -O dtb -o ${DT_BIN} $(DT_BIN).dts.tmp
process_lds = \
$(1) | sed -r -n 's/^OUTPUT_$(2)[ ("]*([^")]*).*/\1/p'
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