Move api_examples to examples/api

Also add a rule to remove demo.bin which was previously leftover
after a "make clean"

Signed-off-by: Peter Tyser <[e-mail]>

Makefile

···
 # Don't include stuff already done in $(LIBS)
 SUBDIRS	= tools \
 	  examples/standalone \
-	  api_examples
+	  examples/api
 
 .PHONY : $(SUBDIRS)
 
···
 	       $(obj)examples/standalone/smc91111_eeprom		  \
 	       $(obj)examples/standalone/test_burst			  \
 	       $(obj)examples/standalone/timer
+	@rm -f $(obj)examples/api/demo{,.bin}
 	@rm -f $(obj)tools/bmp_logo	   $(obj)tools/easylogo/easylogo  \
 	       $(obj)tools/env/{fw_printenv,fw_setenv}			  \
 	       $(obj)tools/envcrc					  \
···
 	@rm -f $(obj)include/bmp_logo.h
 	@rm -f $(obj)nand_spl/{u-boot-spl,u-boot-spl.map,System.map}
 	@rm -f $(obj)onenand_ipl/onenand-{ipl,ipl.bin,ipl-2k.bin,ipl-4k.bin,ipl.map}
-	@rm -f $(obj)api_examples/demo $(TIMESTAMP_FILE) $(VERSION_FILE)
+	@rm -f $(TIMESTAMP_FILE) $(VERSION_FILE)
 	@find $(OBJTREE) -type f \
 		\( -name 'core' -o -name '*.bak' -o -name '*~' \
 		-o -name '*.o'	-o -name '*.a' -o -name '*.exe'	\) -print \

api_examples/Makefile examples/api/Makefile

···
 OUTPUT-$(CONFIG_API) = $(obj)demo
 OUTPUT = $(OUTPUT-y)
 
-# Source files located in the api_examples directory
+# Source files located in the examples/api directory
 SOBJ_FILES-$(CONFIG_API) += crt0.o
 COBJ_FILES-$(CONFIG_API) += demo.o
 COBJ_FILES-$(CONFIG_API) += glue.o
 COBJ_FILES-$(CONFIG_API) += libgenwrap.o
 
-# Source files which exist outside the api_examples directory
+# Source files which exist outside the examples/api directory
 EXT_COBJ_FILES-$(CONFIG_API) += lib_generic/crc32.o
 EXT_COBJ_FILES-$(CONFIG_API) += lib_generic/ctype.o
 EXT_COBJ_FILES-$(CONFIG_API) += lib_generic/string.o
···
 # Create a list of source files so their dependencies can be auto-generated
 SRCS	+= $(addprefix $(SRCTREE)/,$(EXT_COBJ_FILES-y:.o=.c))
 SRCS	+= $(addprefix $(SRCTREE)/,$(EXT_SOBJ_FILES-y:.o=.S))
-SRCS	+= $(addprefix $(SRCTREE)/api_examples/,$(COBJ_FILES-y:.o=.c))
-SRCS	+= $(addprefix $(SRCTREE)/api_examples/,$(SOBJ_FILES-y:.o=.S))
+SRCS	+= $(addprefix $(SRCTREE)/examples/api/,$(COBJ_FILES-y:.o=.c))
+SRCS	+= $(addprefix $(SRCTREE)/examples/api/,$(SOBJ_FILES-y:.o=.S))
 
 # Create a list of object files to be compiled
 OBJS	+= $(addprefix $(obj),$(SOBJ_FILES-y))