netarm: move serial driver to drivers/serial
add CONFIG_NETARM_SERIAL to activate the driver
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/cpu/arm720t/Makefile b/cpu/arm720t/Makefile
index c97f329..a038042 100644
--- a/cpu/arm720t/Makefile
+++ b/cpu/arm720t/Makefile
@@ -26,7 +26,7 @@
LIB = $(obj)lib$(CPU).a
START = start.o
-COBJS = serial.o serial_netarm.o interrupts.o cpu.o
+COBJS = serial.o interrupts.o cpu.o
SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS) $(SOBJS))