ARM: Realview/Versatile/Integrator: separate out common clock code

Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>

arch/arm/Kconfig

@@ -243,6 +243,7 @@ config ARCH_INTEGRATOR
 	select ICST
 	select GENERIC_TIME
 	select GENERIC_CLOCKEVENTS
+	select PLAT_VERSATILE
 	help
 	  Support for ARM's Integrator platform.
 
@@ -255,6 +256,7 @@ config ARCH_REALVIEW
 	select GENERIC_TIME
 	select GENERIC_CLOCKEVENTS
 	select ARCH_WANT_OPTIONAL_GPIOLIB
+	select PLAT_VERSATILE
 	help
 	  This enables support for ARM Ltd RealView boards.
 
@@ -268,6 +270,7 @@ config ARCH_VERSATILE
 	select GENERIC_TIME
 	select GENERIC_CLOCKEVENTS
 	select ARCH_WANT_OPTIONAL_GPIOLIB
+	select PLAT_VERSATILE
 	help
 	  This enables support for ARM Ltd Versatile board.
 
@@ -938,6 +941,9 @@ config PLAT_ORION
 config PLAT_PXA
 	bool
 
+config PLAT_VERSATILE
+	bool
+
 source arch/arm/mm/Kconfig
 
 config IWMMXT

arch/arm/Makefile

@@ -192,6 +192,7 @@ plat-$(CONFIG_PLAT_PXA)		:= pxa
 plat-$(CONFIG_PLAT_S3C24XX)	:= s3c24xx samsung
 plat-$(CONFIG_PLAT_S5PC1XX)	:= s5pc1xx samsung
 plat-$(CONFIG_PLAT_S5P)		:= s5p samsung
+plat-$(CONFIG_PLAT_VERSATILE)	:= versatile
 
 ifeq ($(CONFIG_ARCH_EBSA110),y)
 # This is what happens if you forget the IOCS16 line.

arch/arm/mach-integrator/Makefile

@@ -4,7 +4,7 @@
 
 # Object file lists.
 
-obj-y					:= clock.o core.o lm.o
+obj-y					:= core.o lm.o
 obj-$(CONFIG_ARCH_INTEGRATOR_AP)	+= integrator_ap.o
 obj-$(CONFIG_ARCH_INTEGRATOR_CP)	+= integrator_cp.o
 

arch/arm/mach-realview/Makefile

@@ -2,7 +2,7 @@
 # Makefile for the linux kernel.
 #
 
-obj-y					:= core.o clock.o
+obj-y					:= core.o
 obj-$(CONFIG_MACH_REALVIEW_EB)		+= realview_eb.o
 obj-$(CONFIG_MACH_REALVIEW_PB11MP)	+= realview_pb11mp.o
 obj-$(CONFIG_MACH_REALVIEW_PB1176)	+= realview_pb1176.o

arch/arm/mach-realview/clock.c

-/*
- *  linux/arch/arm/mach-realview/clock.c
- *
- *  Copyright (C) 2004 ARM Limited.
- *  Written by Deep Blue Solutions Limited.
- *
- * 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.
- */
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/device.h>
-#include <linux/list.h>
-#include <linux/errno.h>
-#include <linux/err.h>
-#include <linux/string.h>
-#include <linux/clk.h>
-#include <linux/mutex.h>
-
-#include <asm/hardware/icst.h>
-
-#include "clock.h"
-
-int clk_enable(struct clk *clk)
-{
-	return 0;
-}
-EXPORT_SYMBOL(clk_enable);
-
-void clk_disable(struct clk *clk)
-{
-}
-EXPORT_SYMBOL(clk_disable);
-
-unsigned long clk_get_rate(struct clk *clk)
-{
-	return clk->rate;
-}
-EXPORT_SYMBOL(clk_get_rate);
-
-long clk_round_rate(struct clk *clk, unsigned long rate)
-{
-	struct icst_vco vco;
-	vco = icst_hz_to_vco(clk->params, rate);
-	return icst_hz(clk->params, vco);
-}
-EXPORT_SYMBOL(clk_round_rate);
-
-int clk_set_rate(struct clk *clk, unsigned long rate)
-{
-	int ret = -EIO;
-
-	if (clk->setvco) {
-		struct icst_vco vco;
-
-		vco = icst_hz_to_vco(clk->params, rate);
-		clk->rate = icst_hz(clk->params, vco);
-		clk->setvco(clk, vco);
-		ret = 0;
-	}
-	return ret;
-}
-EXPORT_SYMBOL(clk_set_rate);

arch/arm/mach-realview/clock.h

-/*
- *  linux/arch/arm/mach-realview/clock.h
- *
- *  Copyright (C) 2004 ARM Limited.
- *  Written by Deep Blue Solutions Limited.
- *
- * 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.
- */
-#include <asm/hardware/icst.h>
-
-struct module;
-
-struct clk {
-	unsigned long		rate;
-	const struct icst_params *params;
-	void			*data;
-	void			(*setvco)(struct clk *, struct icst_vco vco);
-};

arch/arm/mach-realview/core.c

@@ -48,11 +48,11 @@
 
 #include <asm/hardware/gic.h>
 
+#include <mach/clkdev.h>
 #include <mach/platform.h>
 #include <mach/irqs.h>
 
 #include "core.h"
-#include "clock.h"
 
 #define REALVIEW_REFCOUNTER	(__io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_24MHz_OFFSET)
 

arch/arm/mach-realview/include/mach/clkdev.h

 #ifndef __ASM_MACH_CLKDEV_H
 #define __ASM_MACH_CLKDEV_H
 
+#include <asm/hardware/icst.h>
+
+struct clk {
+	unsigned long		rate;
+	const struct icst_params *params;
+	u32			oscoff;
+	void			(*setvco)(struct clk *, struct icst_vco vco);
+};
+
 #define __clk_get(clk) ({ 1; })
 #define __clk_put(clk) do { } while (0)
 

arch/arm/mach-realview/realview_eb.c

@@ -43,7 +43,6 @@
 #include <mach/irqs.h>
 
 #include "core.h"
-#include "clock.h"
 
 static struct map_desc realview_eb_io_desc[] __initdata = {
 	{

arch/arm/mach-realview/realview_pb1176.c

@@ -43,7 +43,6 @@
 #include <mach/irqs.h>
 
 #include "core.h"
-#include "clock.h"
 
 static struct map_desc realview_pb1176_io_desc[] __initdata = {
 	{

arch/arm/mach-realview/realview_pb11mp.c

@@ -44,7 +44,6 @@
 #include <mach/irqs.h>
 
 #include "core.h"
-#include "clock.h"
 
 static struct map_desc realview_pb11mp_io_desc[] __initdata = {
 	{

arch/arm/mach-realview/realview_pba8.c

@@ -41,7 +41,6 @@
 #include <mach/irqs.h>
 
 #include "core.h"
-#include "clock.h"
 
 static struct map_desc realview_pba8_io_desc[] __initdata = {
 	{

arch/arm/mach-versatile/Makefile

@@ -2,7 +2,7 @@
 # Makefile for the linux kernel.
 #
 
-obj-y					:= core.o clock.o
+obj-y					:= core.o
 obj-$(CONFIG_ARCH_VERSATILE_PB)		+= versatile_pb.o
 obj-$(CONFIG_MACH_VERSATILE_AB)		+= versatile_ab.o
 obj-$(CONFIG_PCI)			+= pci.o

arch/arm/mach-versatile/clock.c

-/*
- *  linux/arch/arm/mach-versatile/clock.c
- *
- *  Copyright (C) 2004 ARM Limited.
- *  Written by Deep Blue Solutions Limited.
- *
- * 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.
- */
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/device.h>
-#include <linux/list.h>
-#include <linux/errno.h>
-#include <linux/err.h>
-#include <linux/string.h>
-#include <linux/clk.h>
-#include <linux/mutex.h>
-
-#include <asm/clkdev.h>
-#include <asm/hardware/icst.h>
-
-#include "clock.h"
-
-int clk_enable(struct clk *clk)
-{
-	return 0;
-}
-EXPORT_SYMBOL(clk_enable);
-
-void clk_disable(struct clk *clk)
-{
-}
-EXPORT_SYMBOL(clk_disable);
-
-unsigned long clk_get_rate(struct clk *clk)
-{
-	return clk->rate;
-}
-EXPORT_SYMBOL(clk_get_rate);
-
-long clk_round_rate(struct clk *clk, unsigned long rate)
-{
-	struct icst_vco vco;
-	vco = icst_hz_to_vco(clk->params, rate);
-	return icst_hz(clk->params, vco);
-}
-EXPORT_SYMBOL(clk_round_rate);
-
-int clk_set_rate(struct clk *clk, unsigned long rate)
-{
-	int ret = -EIO;
-
-	if (clk->setvco) {
-		struct icst_vco vco;
-
-		vco = icst_hz_to_vco(clk->params, rate);
-		clk->rate = icst_hz(clk->params, vco);
-		clk->setvco(clk, vco);
-		ret = 0;
-	}
-	return ret;
-}
-EXPORT_SYMBOL(clk_set_rate);

arch/arm/mach-versatile/clock.h

-/*
- *  linux/arch/arm/mach-versatile/clock.h
- *
- *  Copyright (C) 2004 ARM Limited.
- *  Written by Deep Blue Solutions Limited.
- *
- * 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.
- */
-#include <asm/hardware/icst.h>
-
-struct module;
-
-struct clk {
-	unsigned long		rate;
-	const struct icst_params *params;
-	u32			oscoff;
-	void			*data;
-	void			(*setvco)(struct clk *, struct icst_vco vco);
-};

arch/arm/mach-versatile/core.c

@@ -47,11 +47,11 @@
 #include <asm/mach/irq.h>
 #include <asm/mach/time.h>
 #include <asm/mach/map.h>
+#include <mach/clkdev.h>
 #include <mach/hardware.h>
 #include <mach/platform.h>
 
 #include "core.h"
-#include "clock.h"
 
 /*
  * All IO addresses are mapped onto VA 0xFFFx.xxxx, where x.xxxx

arch/arm/mach-versatile/include/mach/clkdev.h

 #ifndef __ASM_MACH_CLKDEV_H
 #define __ASM_MACH_CLKDEV_H
 
+#include <asm/hardware/icst.h>
+
+struct clk {
+	unsigned long		rate;
+	const struct icst_params *params;
+	u32			oscoff;
+	void			(*setvco)(struct clk *, struct icst_vco vco);
+};
+
 #define __clk_get(clk) ({ 1; })
 #define __clk_put(clk) do { } while (0)
 

arch/arm/plat-versatile/Makefile

+obj-y	:= clock.o

arch/arm/mach-integrator/clock.c → arch/arm/plat-versatile/clock.c

 /*
- *  linux/arch/arm/mach-integrator/clock.c
+ *  linux/arch/arm/plat-versatile/clock.c
  *
  *  Copyright (C) 2004 ARM Limited.
  *  Written by Deep Blue Solutions Limited.
@@ -15,7 +15,7 @@
 #include <linux/mutex.h>
 
 #include <asm/hardware/icst.h>
-#include <asm/clkdev.h>
+
 #include <mach/clkdev.h>
 
 int clk_enable(struct clk *clk)