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Wu Zhangjinf8ede0f2009-11-17 01:32:59 +08001#ifndef __ASM_MIPS_CLOCK_H
2#define __ASM_MIPS_CLOCK_H
3
4#include <linux/kref.h>
5#include <linux/list.h>
6#include <linux/seq_file.h>
7#include <linux/clk.h>
8
Wu Zhangjinf8ede0f2009-11-17 01:32:59 +08009struct clk;
10
11struct clk_ops {
12 void (*init) (struct clk *clk);
13 void (*enable) (struct clk *clk);
14 void (*disable) (struct clk *clk);
15 void (*recalc) (struct clk *clk);
16 int (*set_rate) (struct clk *clk, unsigned long rate, int algo_id);
17 long (*round_rate) (struct clk *clk, unsigned long rate);
18};
19
20struct clk {
21 struct list_head node;
22 const char *name;
23 int id;
24 struct module *owner;
25
26 struct clk *parent;
27 struct clk_ops *ops;
28
29 struct kref kref;
30
31 unsigned long rate;
32 unsigned long flags;
33};
34
35#define CLK_ALWAYS_ENABLED (1 << 0)
36#define CLK_RATE_PROPAGATES (1 << 1)
37
38/* Should be defined by processor-specific code */
39void arch_init_clk_ops(struct clk_ops **, int type);
40
41int clk_init(void);
42
43int __clk_enable(struct clk *);
44void __clk_disable(struct clk *);
45
46void clk_recalc_rate(struct clk *);
47
48int clk_register(struct clk *);
49void clk_unregister(struct clk *);
50
Wu Zhangjinf8ede0f2009-11-17 01:32:59 +080051#endif /* __ASM_MIPS_CLOCK_H */