1/*
 2 * linux/arch/arm/mach-at91/clock.h
 3 *
 4 * This program is free software; you can redistribute it and/or modify
 5 * it under the terms of the GNU General Public License version 2 as
 6 * published by the Free Software Foundation.
 7 */
 8
 9#include <linux/clkdev.h>
10
11#define CLK_TYPE_PRIMARY	0x1
12#define CLK_TYPE_PLL		0x2
13#define CLK_TYPE_PROGRAMMABLE	0x4
14#define CLK_TYPE_PERIPHERAL	0x8
15#define CLK_TYPE_SYSTEM		0x10
16
17
18struct clk {
19	struct list_head node;
20	const char	*name;		/* unique clock name */
21	struct clk_lookup cl;
22	unsigned long	rate_hz;
23	struct clk	*parent;
24	u32		pmc_mask;
25	void		(*mode)(struct clk *, int);
26	unsigned	id:3;		/* PCK0..4, or 32k/main/a/b */
27	unsigned	type;		/* clock type */
28	u16		users;
29};
30
31
32extern int __init clk_register(struct clk *clk);
33extern struct clk mck;
34extern struct clk utmi_clk;
35
36#define CLKDEV_CON_ID(_id, _clk)			\
37	{						\
38		.con_id = _id,				\
39		.clk = _clk,				\
40	}
41
42#define CLKDEV_CON_DEV_ID(_con_id, _dev_id, _clk)	\
43	{						\
44		.con_id = _con_id,			\
45		.dev_id = _dev_id,			\
46		.clk = _clk,				\
47	}