X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=dts%2FMakefile;h=3cf991eaf2f801b1f3886a9627d927296aa239ea;hb=127efc4fe8cfc3ed525650b1ccbad9c3402e8d5d;hp=edaa65ebb4299d064e54254da2f2a8ea4480b72e;hpb=cc4f427bbd7192b602310ee27ee34e3bfe81608b;p=u-boot

diff --git a/dts/Makefile b/dts/Makefile
index edaa65ebb4..3cf991eaf2 100644
--- a/dts/Makefile
+++ b/dts/Makefile
@@ -17,15 +17,15 @@ $(error Please define CONFIG_DEFAULT_DEVICE_TREE in your board header file))
 DEVICE_TREE = $(subst ",,$(CONFIG_DEFAULT_DEVICE_TREE))
 endif
 
-$(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
+DTS_CPPFLAGS := -x assembler-with-cpp -undef -D__DTS__ \
+		-nostdinc $(addprefix -I,$(DTS_INCDIRS))
+
+DTC_FLAGS := -R 4 -p 0x1000 \
+	$(addprefix -i ,$(DTS_INCDIRS))
 
 all:	$(obj).depend $(LIB)
 
@@ -35,8 +35,8 @@ all:	$(obj).depend $(LIB)
 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
+	$(CPP) $(DTS_CPPFLAGS) $< -o $(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'