[ARM] Fix SA1100 build after timer changes.

arch/arm/mach-sa1100/Makefile

@@ -3,7 +3,7 @@
 #
 
 # Common support
-obj-y := generic.o irq.o dma.o
+obj-y := generic.o irq.o dma.o time.o
 obj-m :=
 obj-n :=
 obj-  :=

arch/arm/mach-sa1100/time.c

 /*
- * linux/include/asm-arm/arch-sa1100/time.h
+ * linux/arch/arm/mach-sa1100/time.c
  *
  * Copyright (C) 1998 Deborah Wallach.
  * Twiddles  (C) 1999 	Hugo Fiennes <hugo@empeg.com>
@@ -8,7 +8,14 @@
  *	Rewritten: big cleanup, much simpler, better HZ accuracy.
  *
  */
-
+#include <linux/init.h>
+#include <linux/errno.h>
+#include <linux/interrupt.h>
+#include <linux/timex.h>
+#include <linux/signal.h>
+
+#include <asm/mach/time.h>
+#include <asm/hardware.h>
 
 #define RTC_DEF_DIVIDER		(32768 - 1)
 #define RTC_DEF_TRIM            0