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6d803ba7 JCPV |
1 | /* |
2 | * include/linux/clkdev.h | |
3 | * | |
4 | * Copyright (C) 2008 Russell King. | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License version 2 as | |
8 | * published by the Free Software Foundation. | |
9 | * | |
10 | * Helper for the clk API to assist looking up a struct clk. | |
11 | */ | |
12 | #ifndef __CLKDEV_H | |
13 | #define __CLKDEV_H | |
14 | ||
15 | #include <asm/clkdev.h> | |
16 | ||
17 | struct clk; | |
18 | struct device; | |
19 | ||
20 | struct clk_lookup { | |
21 | struct list_head node; | |
22 | const char *dev_id; | |
23 | const char *con_id; | |
24 | struct clk *clk; | |
d5622a9c | 25 | struct clk_hw *clk_hw; |
6d803ba7 JCPV |
26 | }; |
27 | ||
196a57c2 PV |
28 | #define CLKDEV_INIT(d, n, c) \ |
29 | { \ | |
30 | .dev_id = d, \ | |
31 | .con_id = n, \ | |
32 | .clk = c, \ | |
33 | } | |
34 | ||
6d803ba7 | 35 | struct clk_lookup *clkdev_alloc(struct clk *clk, const char *con_id, |
8db14860 | 36 | const char *dev_fmt, ...) __printf(3, 4); |
6d803ba7 JCPV |
37 | |
38 | void clkdev_add(struct clk_lookup *cl); | |
39 | void clkdev_drop(struct clk_lookup *cl); | |
40 | ||
25689998 | 41 | struct clk_lookup *clkdev_create(struct clk *clk, const char *con_id, |
8db14860 | 42 | const char *dev_fmt, ...) __printf(3, 4); |
25689998 | 43 | |
6d803ba7 | 44 | void clkdev_add_table(struct clk_lookup *, size_t); |
b3d8d7e8 | 45 | int clk_add_alias(const char *, const char *, const char *, struct device *); |
6d803ba7 | 46 | |
416dd13a | 47 | int clk_register_clkdev(struct clk *, const char *, const char *); |
e9d7f406 RK |
48 | int clk_register_clkdevs(struct clk *, struct clk_lookup *, size_t); |
49 | ||
ac2df527 SN |
50 | #ifdef CONFIG_COMMON_CLK |
51 | int __clk_get(struct clk *clk); | |
52 | void __clk_put(struct clk *clk); | |
53 | #endif | |
54 | ||
6d803ba7 | 55 | #endif |