Implement SC520 timers

Signed-off-by: Graeme Russ <graeme.russ at gmail.com>
diff --git a/lib_i386/Makefile b/lib_i386/Makefile
index fb4184b..ec6f236 100644
--- a/lib_i386/Makefile
+++ b/lib_i386/Makefile
@@ -39,7 +39,9 @@
 COBJS-y	+= video.o
 COBJS-y	+= zimage.o
 COBJS-y	+= interrupts.o
+COBJS-y	+= timer.o
 COBJS-$(CONFIG_SYS_PCAT_INTERRUPTS) += pcat_interrupts.o
+COBJS-$(CONFIG_SYS_GENERIC_TIMER) += pcat_timer.o
 
 SRCS	:= $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c)
 OBJS	:= $(addprefix $(obj),$(SOBJS-y) $(COBJS-y))