arm: Move cpu/$CPU to arch/arm/cpu/$CPU

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
diff --git a/nand_spl/board/samsung/smdk6400/Makefile b/nand_spl/board/samsung/smdk6400/Makefile
index 0fdda25..9cb4853 100644
--- a/nand_spl/board/samsung/smdk6400/Makefile
+++ b/nand_spl/board/samsung/smdk6400/Makefile
@@ -67,12 +67,12 @@
 # from cpu directory
 $(obj)start.S:
 	@rm -f $@
-	@ln -s $(TOPDIR)/cpu/arm1176/start.S $@
+	@ln -s $(TOPDIR)/arch/arm/cpu/arm1176/start.S $@
 
 # from SoC directory
 $(obj)cpu_init.S:
 	@rm -f $@
-	@ln -s $(TOPDIR)/cpu/arm1176/s3c64xx/cpu_init.S $@
+	@ln -s $(TOPDIR)/arch/arm/cpu/arm1176/s3c64xx/cpu_init.S $@
 
 # from board directory
 $(obj)lowlevel_init.S: