summaryrefslogtreecommitdiff
path: root/drivers/clk/at91/pmc.h
blob: d22b1fa9ecdce8fa621dc3d7eaa66a4580585911 (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
/*
 * drivers/clk/at91/pmc.h
 *
 *  Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 */

#ifndef __PMC_H_
#define __PMC_H_

#include <linux/io.h>
#include <linux/irqdomain.h>
#include <linux/regmap.h>
#include <linux/spinlock.h>

extern spinlock_t pmc_pcr_lock;

struct clk_range {
	unsigned long min;
	unsigned long max;
};

#define CLK_RANGE(MIN, MAX) {.min = MIN, .max = MAX,}

int of_at91_get_clk_range(struct device_node *np, const char *propname,
			  struct clk_range *range);

#ifdef CONFIG_PM
void pmc_register_id(u8 id);
void pmc_register_pck(u8 pck);
#else
static inline void pmc_register_id(u8 id) {}
static inline void pmc_register_pck(u8 pck) {}
#endif

#endif /* __PMC_H_ */