ARM: w90x900: add common nuc9xx.h

Rather than having separate extern declarations in nuc9*.h, provide
a common header file containing these definitions.

Tested-by: Wan Zongshun <mcuos.com@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/mach-w90x900/irq.c

@@ -28,6 +28,8 @@
 #include <mach/hardware.h>
 #include <mach/regs-irq.h>
 
+#include "nuc9xx.h"
+
 struct group_irq {
 	unsigned long		gpen;
 	unsigned int		enabled;

arch/arm/mach-w90x900/nuc910.h

@@ -12,14 +12,7 @@
  * published by the Free Software Foundation.
  *
  */
-
-struct map_desc;
-struct sys_timer;
-
-/* core initialisation functions */
-
-extern void nuc900_init_irq(void);
-extern struct sys_timer nuc900_timer;
+#include "nuc9xx.h"
 
 /* extern file from nuc910.c */
 

arch/arm/mach-w90x900/nuc950.h

@@ -12,14 +12,7 @@
  * published by the Free Software Foundation.
  *
  */
-
-struct map_desc;
-struct sys_timer;
-
-/* core initialisation functions */
-
-extern void nuc900_init_irq(void);
-extern struct sys_timer nuc900_timer;
+#include "nuc9xx.h"
 
 /* extern file from nuc950.c */
 

arch/arm/mach-w90x900/nuc960.h

@@ -12,14 +12,7 @@
  * published by the Free Software Foundation.
  *
  */
-
-struct map_desc;
-struct sys_timer;
-
-/* core initialisation functions */
-
-extern void nuc900_init_irq(void);
-extern struct sys_timer nuc900_timer;
+#include "nuc9xx.h"
 
 /* extern file from nuc960.c */
 

arch/arm/mach-w90x900/nuc9xx.h

@@ -0,0 +1,23 @@
+/*
+ * arch/arm/mach-w90x900/nuc9xx.h
+ *
+ * Copied from nuc910.h, which had:
+ *
+ * Copyright (c) 2008 Nuvoton corporation
+ *
+ * Header file for NUC900 CPU support
+ *
+ * Wan ZongShun <mcuos.com@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+struct map_desc;
+struct sys_timer;
+
+/* core initialisation functions */
+
+extern void nuc900_init_irq(void);
+extern struct sys_timer nuc900_timer;

arch/arm/mach-w90x900/time.c

@@ -33,6 +33,8 @@
 #include <mach/map.h>
 #include <mach/regs-timer.h>
 
+#include "nuc9xx.h"
+
 #define RESETINT	0x1f
 #define PERIOD		(0x01 << 27)
 #define ONESHOT		(0x00 << 27)