1/*
 2 *  This program is free software; you can redistribute it and/or modify
 3 *  it under the terms of the GNU General Public License version 2 as
 4 *  published by the Free Software Foundation.
 5 */
 6
 7#include <linux/clkdev.h>
 8
 9struct clkops {
10	void			(*enable)(struct clk *);
11	void			(*disable)(struct clk *);
12	unsigned long		(*getrate)(struct clk *);
13	int			(*setrate)(struct clk *, unsigned long);
14};
15
16struct clk {
17	const struct clkops	*ops;
18
19	void __iomem	*clk_rst;	/* clock reset control register */
20	int		fnclksel;	/* functional clock select (APBC) */
21	uint32_t	enable_val;	/* value for clock enable (APMU) */
22	unsigned long	rate;
23	int		enabled;
24};
25
26extern struct clkops apbc_clk_ops;
27extern struct clkops apmu_clk_ops;
28
29#define APBC_CLK(_name, _reg, _fnclksel, _rate)			\
30struct clk clk_##_name = {					\
31		.clk_rst	= APBC_##_reg,			\
32		.fnclksel	= _fnclksel,			\
33		.rate		= _rate,			\
34		.ops		= &apbc_clk_ops,		\
35}
36
37#define APBC_CLK_OPS(_name, _reg, _fnclksel, _rate, _ops)	\
38struct clk clk_##_name = {					\
39		.clk_rst	= APBC_##_reg,			\
40		.fnclksel	= _fnclksel,			\
41		.rate		= _rate,			\
42		.ops		= _ops,				\
43}
44
45#define APMU_CLK(_name, _reg, _eval, _rate)			\
46struct clk clk_##_name = {					\
47		.clk_rst	= APMU_##_reg,			\
48		.enable_val	= _eval,			\
49		.rate		= _rate,			\
50		.ops		= &apmu_clk_ops,		\
51}
52
53#define APMU_CLK_OPS(_name, _reg, _eval, _rate, _ops)		\
54struct clk clk_##_name = {					\
55		.clk_rst	= APMU_##_reg,			\
56		.enable_val	= _eval,			\
57		.rate		= _rate,			\
58		.ops		= _ops,				\
59}
60
61#define INIT_CLKREG(_clk, _devname, _conname)			\
62	{							\
63		.clk		= _clk,				\
64		.dev_id		= _devname,			\
65		.con_id		= _conname,			\
66	}
67
68extern struct clk clk_pxa168_gpio;
69extern struct clk clk_pxa168_timers;