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 
10 struct clk;
11 
12 struct 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 
21 struct 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 
39 int clk_init(void);
40 
41 int __clk_enable(struct clk *);
42 void __clk_disable(struct clk *);
43 
44 void clk_recalc_rate(struct clk *);
45 
46 int clk_register(struct clk *);
47 void clk_unregister(struct clk *);
48 
49 #endif				/* __ASM_MIPS_CLOCK_H */
50