DaVinci now respects SKIP_LOWLEVEL_INIT

Don't needlessly include lowlevel init code; that's only really
needed with boot-from NOR (not boot-from-NAND).  The 2nd stage
loader (UBL) handles that before it loads U-Boot.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>

cpu/arm926ejs/davinci/Makefile

@@ -28,7 +28,11 @@ include $(TOPDIR)/config.mk
 LIB	= $(obj)lib$(SOC).a
 
 COBJS	= timer.o ether.o lxt972.o dp83848.o
-SOBJS	= lowlevel_init.o reset.o
+SOBJS	= reset.o
+
+ifndef CONFIG_SKIP_LOWLEVEL_INIT
+SOBJS	+= lowlevel_init.o
+endif
 
 SRCS	:= $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c)
 OBJS	:= $(addprefix $(obj),$(COBJS) $(SOBJS))