Linux kernel mirror (for testing)
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1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __ASM_MIPS_CLOCK_H
3#define __ASM_MIPS_CLOCK_H
4
5#include <linux/kref.h>
6#include <linux/list.h>
7#include <linux/seq_file.h>
8#include <linux/clk.h>
9
10struct clk;
11
12struct clk_ops {
13 void (*init) (struct clk *clk);
14 void (*enable) (struct clk *clk);
15 void (*disable) (struct clk *clk);
16 void (*recalc) (struct clk *clk);
17 int (*set_rate) (struct clk *clk, unsigned long rate, int algo_id);
18 long (*round_rate) (struct clk *clk, unsigned long rate);
19};
20
21struct clk {
22 struct list_head node;
23 const char *name;
24 int id;
25 struct module *owner;
26
27 struct clk *parent;
28 struct clk_ops *ops;
29
30 struct kref kref;
31
32 unsigned long rate;
33 unsigned long flags;
34};
35
36#define CLK_ALWAYS_ENABLED (1 << 0)
37#define CLK_RATE_PROPAGATES (1 << 1)
38
39int clk_init(void);
40
41int __clk_enable(struct clk *);
42void __clk_disable(struct clk *);
43
44void clk_recalc_rate(struct clk *);
45
46int clk_register(struct clk *);
47void clk_unregister(struct clk *);
48
49#endif /* __ASM_MIPS_CLOCK_H */