1/*
 2 *  This program is free software; you can redistribute it and/or modify it
 3 *  under the terms of the GNU General Public License version 2 as published
 4 *  by the Free Software Foundation.
 5 *
 6 * Copyright (C) 2010 John Crispin <blogic@openwrt.org>
 7 */
 8
 9#ifndef _LTQ_CLK_H__
10#define _LTQ_CLK_H__
11
12#include <linux/clkdev.h>
13
14/* clock speeds */
15#define CLOCK_33M	33333333
16#define CLOCK_60M	60000000
17#define CLOCK_62_5M	62500000
18#define CLOCK_83M	83333333
19#define CLOCK_83_5M	83500000
20#define CLOCK_98_304M	98304000
21#define CLOCK_100M	100000000
22#define CLOCK_111M	111111111
23#define CLOCK_125M	125000000
24#define CLOCK_133M	133333333
25#define CLOCK_150M	150000000
26#define CLOCK_166M	166666666
27#define CLOCK_167M	166666667
28#define CLOCK_196_608M	196608000
29#define CLOCK_200M	200000000
30#define CLOCK_222M	222000000
31#define CLOCK_240M	240000000
32#define CLOCK_250M	250000000
33#define CLOCK_266M	266666666
34#define CLOCK_288M	288888888
35#define CLOCK_300M	300000000
36#define CLOCK_333M	333333333
37#define CLOCK_360M	360000000
38#define CLOCK_393M	393215332
39#define CLOCK_400M	400000000
40#define CLOCK_432M	432000000
41#define CLOCK_450M	450000000
42#define CLOCK_500M	500000000
43#define CLOCK_600M	600000000
44#define CLOCK_666M	666666666
45#define CLOCK_720M	720000000
46
47/* clock out speeds */
48#define CLOCK_32_768K	32768
49#define CLOCK_1_536M	1536000
50#define CLOCK_2_5M	2500000
51#define CLOCK_12M	12000000
52#define CLOCK_24M	24000000
53#define CLOCK_25M	25000000
54#define CLOCK_30M	30000000
55#define CLOCK_40M	40000000
56#define CLOCK_48M	48000000
57#define CLOCK_50M	50000000
58#define CLOCK_60M	60000000
59
60struct clk {
61	struct clk_lookup cl;
62	unsigned long rate;
63	unsigned long *rates;
64	unsigned int module;
65	unsigned int bits;
66	unsigned long (*get_rate) (void);
67	int (*enable) (struct clk *clk);
68	void (*disable) (struct clk *clk);
69	int (*activate) (struct clk *clk);
70	void (*deactivate) (struct clk *clk);
71	void (*reboot) (struct clk *clk);
72};
73
74extern void clkdev_add_static(unsigned long cpu, unsigned long fpi,
75				unsigned long io, unsigned long ppe);
76
77extern unsigned long ltq_danube_cpu_hz(void);
78extern unsigned long ltq_danube_fpi_hz(void);
79extern unsigned long ltq_danube_pp32_hz(void);
80
81extern unsigned long ltq_ar9_cpu_hz(void);
82extern unsigned long ltq_ar9_fpi_hz(void);
83
84extern unsigned long ltq_vr9_cpu_hz(void);
85extern unsigned long ltq_vr9_fpi_hz(void);
86extern unsigned long ltq_vr9_pp32_hz(void);
87
88extern unsigned long ltq_ar10_cpu_hz(void);
89extern unsigned long ltq_ar10_fpi_hz(void);
90extern unsigned long ltq_ar10_pp32_hz(void);
91
92extern unsigned long ltq_grx390_cpu_hz(void);
93extern unsigned long ltq_grx390_fpi_hz(void);
94extern unsigned long ltq_grx390_pp32_hz(void);
95
96#endif