blob: ea1f3ffa97175ad9aba7ec23427356e0dbb72c82 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
|
/* linux/arch/arm/plat-s3c/include/plat/clock.h
*
* Copyright (c) 2004-2005 Simtec Electronics
* http://www.simtec.co.uk/products/SWLINUX/
* Written by Ben Dooks, <ben@simtec.co.uk>
*
* 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/spinlock.h>
struct clk {
struct list_head list;
struct module *owner;
struct clk *parent;
const char *name;
int id;
int usage;
unsigned long rate;
unsigned long ctrlbit;
int (*enable)(struct clk *, int enable);
int (*set_rate)(struct clk *c, unsigned long rate);
unsigned long (*get_rate)(struct clk *c);
unsigned long (*round_rate)(struct clk *c, unsigned long rate);
int (*set_parent)(struct clk *c, struct clk *parent);
};
/* other clocks which may be registered by board support */
extern struct clk s3c24xx_dclk0;
extern struct clk s3c24xx_dclk1;
extern struct clk s3c24xx_clkout0;
extern struct clk s3c24xx_clkout1;
extern struct clk s3c24xx_uclk;
extern struct clk clk_usb_bus;
/* core clock support */
extern struct clk clk_f;
extern struct clk clk_h;
extern struct clk clk_p;
extern struct clk clk_mpll;
extern struct clk clk_upll;
extern struct clk clk_epll;
extern struct clk clk_xtal;
extern struct clk clk_ext;
/* S3C64XX specific clocks */
extern struct clk clk_27m;
extern struct clk clk_48m;
/* exports for arch/arm/mach-s3c2410
*
* Please DO NOT use these outside of arch/arm/mach-s3c2410
*/
extern spinlock_t clocks_lock;
extern int s3c2410_clkcon_enable(struct clk *clk, int enable);
extern int s3c24xx_register_clock(struct clk *clk);
extern int s3c24xx_register_clocks(struct clk **clk, int nr_clks);
extern int s3c24xx_register_baseclocks(unsigned long xtal);
extern void s3c64xx_register_clocks(void);
extern void s3c24xx_setup_clocks(unsigned long fclk,
unsigned long hclk,
unsigned long pclk);
extern void s3c2410_setup_clocks(void);
extern void s3c2412_setup_clocks(void);
extern void s3c244x_setup_clocks(void);
extern void s3c2443_setup_clocks(void);
/* S3C64XX specific functions and clocks */
extern int s3c64xx_sclk_ctrl(struct clk *clk, int enable);
|
