use proper linked ld and clean definitions

Makefile

@@ -102,9 +102,15 @@ CFLAGS += -I $(OPENCM3_INC)
 CFLAGS += $(DEFS)
 
 # linker flags
-LDFLAGS += -static -nostartfiles -nostdlib -nostdinc
-LDFLAGS += -L$(OPENCM3_LIB)
-LDFLAGS += -L. $(patsubst %,-L%,$(LIB))
+# build static binary (no shared libraries on the micro-controller)
+LDFLAGS += -static
+# don's include the system start files
+LDFLAGS += -nostartfiles
+# don't use system libraries
+LDFLAGS += -nostdlib -nostdinc
+# opencm3 libraries
+LDFLAGS += --library-path=$(OPENCM3_LIB)
+#LDFLAGS += -L. $(patsubst %,-L%,$(LIB))
 # add c,m,nosys system libraries
 LDFLAGS += -L/usr/arm-none-eabi/lib/armv7-m/
 # add gcc system library