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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-11-30 12:46:52 -0500
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-11-30 12:46:52 -0500
commit112243034cec7c3ef0499fdebf39218714da453d (patch)
treef6469eaab26ea2e985da32b5cc297ddb9c64f952 /arch/arm/mach-aaec2000
parent773e9610a7bd44720b8b625d01997b2953edc2db (diff)
parentee569c43e340202fb0ba427c57b77568a32b9a3a (diff)
Merge branch 'clks' into devel
Diffstat (limited to 'arch/arm/mach-aaec2000')
-rw-r--r--arch/arm/mach-aaec2000/Makefile2
-rw-r--r--arch/arm/mach-aaec2000/clock.c99
-rw-r--r--arch/arm/mach-aaec2000/clock.h23
-rw-r--r--arch/arm/mach-aaec2000/core.c29
4 files changed, 24 insertions, 129 deletions
diff --git a/arch/arm/mach-aaec2000/Makefile b/arch/arm/mach-aaec2000/Makefile
index a8e462f58bc9..20ec83896c37 100644
--- a/arch/arm/mach-aaec2000/Makefile
+++ b/arch/arm/mach-aaec2000/Makefile
@@ -3,7 +3,7 @@
3# 3#
4 4
5# Common support (must be linked before board specific support) 5# Common support (must be linked before board specific support)
6obj-y += core.o clock.o 6obj-y += core.o
7 7
8# Specific board support 8# Specific board support
9obj-$(CONFIG_MACH_AAED2000) += aaed2000.o 9obj-$(CONFIG_MACH_AAED2000) += aaed2000.o
diff --git a/arch/arm/mach-aaec2000/clock.c b/arch/arm/mach-aaec2000/clock.c
deleted file mode 100644
index e10ee158d720..000000000000
--- a/arch/arm/mach-aaec2000/clock.c
+++ /dev/null
@@ -1,99 +0,0 @@
1/*
2 * linux/arch/arm/mach-aaec2000/clock.c
3 *
4 * Copyright (C) 2005 Nicolas Bellido Y Ortega
5 *
6 * Based on linux/arch/arm/mach-integrator/clock.c
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11 */
12#include <linux/module.h>
13#include <linux/kernel.h>
14#include <linux/list.h>
15#include <linux/errno.h>
16#include <linux/err.h>
17#include <linux/string.h>
18#include <linux/clk.h>
19#include <linux/mutex.h>
20
21#include "clock.h"
22
23static LIST_HEAD(clocks);
24static DEFINE_MUTEX(clocks_mutex);
25
26struct clk *clk_get(struct device *dev, const char *id)
27{
28 struct clk *p, *clk = ERR_PTR(-ENOENT);
29
30 mutex_lock(&clocks_mutex);
31 list_for_each_entry(p, &clocks, node) {
32 if (strcmp(id, p->name) == 0 && try_module_get(p->owner)) {
33 clk = p;
34 break;
35 }
36 }
37 mutex_unlock(&clocks_mutex);
38
39 return clk;
40}
41EXPORT_SYMBOL(clk_get);
42
43void clk_put(struct clk *clk)
44{
45 module_put(clk->owner);
46}
47EXPORT_SYMBOL(clk_put);
48
49int clk_enable(struct clk *clk)
50{
51 return 0;
52}
53EXPORT_SYMBOL(clk_enable);
54
55void clk_disable(struct clk *clk)
56{
57}
58EXPORT_SYMBOL(clk_disable);
59
60unsigned long clk_get_rate(struct clk *clk)
61{
62 return clk->rate;
63}
64EXPORT_SYMBOL(clk_get_rate);
65
66long clk_round_rate(struct clk *clk, unsigned long rate)
67{
68 return rate;
69}
70EXPORT_SYMBOL(clk_round_rate);
71
72int clk_set_rate(struct clk *clk, unsigned long rate)
73{
74 return 0;
75}
76EXPORT_SYMBOL(clk_set_rate);
77
78int clk_register(struct clk *clk)
79{
80 mutex_lock(&clocks_mutex);
81 list_add(&clk->node, &clocks);
82 mutex_unlock(&clocks_mutex);
83 return 0;
84}
85EXPORT_SYMBOL(clk_register);
86
87void clk_unregister(struct clk *clk)
88{
89 mutex_lock(&clocks_mutex);
90 list_del(&clk->node);
91 mutex_unlock(&clocks_mutex);
92}
93EXPORT_SYMBOL(clk_unregister);
94
95static int __init clk_init(void)
96{
97 return 0;
98}
99arch_initcall(clk_init);
diff --git a/arch/arm/mach-aaec2000/clock.h b/arch/arm/mach-aaec2000/clock.h
deleted file mode 100644
index d4bb74ff613f..000000000000
--- a/arch/arm/mach-aaec2000/clock.h
+++ /dev/null
@@ -1,23 +0,0 @@
1/*
2 * linux/arch/arm/mach-aaec2000/clock.h
3 *
4 * Copyright (C) 2005 Nicolas Bellido Y Ortega
5 *
6 * Based on linux/arch/arm/mach-integrator/clock.h
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11 */
12struct module;
13
14struct clk {
15 struct list_head node;
16 unsigned long rate;
17 struct module *owner;
18 const char *name;
19 void *data;
20};
21
22int clk_register(struct clk *clk);
23void clk_unregister(struct clk *clk);
diff --git a/arch/arm/mach-aaec2000/core.c b/arch/arm/mach-aaec2000/core.c
index dfb26bc23d1a..50e13965dfed 100644
--- a/arch/arm/mach-aaec2000/core.c
+++ b/arch/arm/mach-aaec2000/core.c
@@ -19,6 +19,7 @@
19#include <linux/interrupt.h> 19#include <linux/interrupt.h>
20#include <linux/timex.h> 20#include <linux/timex.h>
21#include <linux/signal.h> 21#include <linux/signal.h>
22#include <linux/clk.h>
22 23
23#include <mach/hardware.h> 24#include <mach/hardware.h>
24#include <asm/irq.h> 25#include <asm/irq.h>
@@ -30,7 +31,6 @@
30#include <asm/mach/map.h> 31#include <asm/mach/map.h>
31 32
32#include "core.h" 33#include "core.h"
33#include "clock.h"
34 34
35/* 35/*
36 * Common I/O mapping: 36 * Common I/O mapping:
@@ -229,9 +229,28 @@ static struct amba_device *amba_devs[] __initdata = {
229 &clcd_device, 229 &clcd_device,
230}; 230};
231 231
232static struct clk aaec2000_clcd_clk = { 232void clk_disable(struct clk *clk)
233 .name = "CLCDCLK", 233{
234}; 234}
235
236int clk_set_rate(struct clk *clk, unsigned long rate)
237{
238 return 0;
239}
240
241int clk_enable(struct clk *clk)
242{
243 return 0;
244}
245
246struct clk *clk_get(struct device *dev, const char *id)
247{
248 return dev && strcmp(dev_name(dev), "mb:16") == 0 ? NULL : ERR_PTR(-ENOENT);
249}
250
251void clk_put(struct clk *clk)
252{
253}
235 254
236void __init aaec2000_set_clcd_plat_data(struct aaec2000_clcd_info *clcd) 255void __init aaec2000_set_clcd_plat_data(struct aaec2000_clcd_info *clcd)
237{ 256{
@@ -265,8 +284,6 @@ static int __init aaec2000_init(void)
265{ 284{
266 int i; 285 int i;
267 286
268 clk_register(&aaec2000_clcd_clk);
269
270 for (i = 0; i < ARRAY_SIZE(amba_devs); i++) { 287 for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
271 struct amba_device *d = amba_devs[i]; 288 struct amba_device *d = amba_devs[i];
272 amba_device_register(d, &iomem_resource); 289 amba_device_register(d, &iomem_resource);