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Russell Kinga09e64f2008-08-05 16:14:15 +01001/*
2 * arch/arm/mach-at91/include/mach/timex.h
3 *
4 * Copyright (C) 2003 SAN People
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 as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20
21#ifndef __ASM_ARCH_TIMEX_H
22#define __ASM_ARCH_TIMEX_H
23
24#include <mach/hardware.h>
25
26#if defined(CONFIG_ARCH_AT91RM9200)
27
28#define CLOCK_TICK_RATE (AT91_SLOW_CLOCK)
29
30#elif defined(CONFIG_ARCH_AT91SAM9260)
31
32#if defined(CONFIG_MACH_USB_A9260) || defined(CONFIG_MACH_QIL_A9260)
33#define AT91SAM9_MASTER_CLOCK 90000000
34#else
35#define AT91SAM9_MASTER_CLOCK 99300000
36#endif
37
38#define CLOCK_TICK_RATE (AT91SAM9_MASTER_CLOCK/16)
39
40#elif defined(CONFIG_ARCH_AT91SAM9261)
41
42#define AT91SAM9_MASTER_CLOCK 99300000
43#define CLOCK_TICK_RATE (AT91SAM9_MASTER_CLOCK/16)
44
Nicolas Ferreb784b7c2009-06-26 15:36:59 +010045#elif defined(CONFIG_ARCH_AT91SAM9G10)
46
47#define AT91SAM9_MASTER_CLOCK 133000000
48#define CLOCK_TICK_RATE (AT91SAM9_MASTER_CLOCK/16)
49
Russell Kinga09e64f2008-08-05 16:14:15 +010050#elif defined(CONFIG_ARCH_AT91SAM9263)
51
52#if defined(CONFIG_MACH_USB_A9263)
53#define AT91SAM9_MASTER_CLOCK 90000000
54#else
55#define AT91SAM9_MASTER_CLOCK 99959500
56#endif
57
58#define CLOCK_TICK_RATE (AT91SAM9_MASTER_CLOCK/16)
59
60#elif defined(CONFIG_ARCH_AT91SAM9RL)
61
62#define AT91SAM9_MASTER_CLOCK 100000000
63#define CLOCK_TICK_RATE (AT91SAM9_MASTER_CLOCK/16)
64
65#elif defined(CONFIG_ARCH_AT91SAM9G20)
66
67#define AT91SAM9_MASTER_CLOCK 132096000
68#define CLOCK_TICK_RATE (AT91SAM9_MASTER_CLOCK/16)
69
Nicolas Ferrefddcc0a2009-06-26 15:36:56 +010070#elif defined(CONFIG_ARCH_AT91SAM9G45)
71
72#define AT91SAM9_MASTER_CLOCK 133333333
73#define CLOCK_TICK_RATE (AT91SAM9_MASTER_CLOCK/16)
74
Russell Kinga09e64f2008-08-05 16:14:15 +010075#elif defined(CONFIG_ARCH_AT91CAP9)
76
77#define AT91CAP9_MASTER_CLOCK 100000000
78#define CLOCK_TICK_RATE (AT91CAP9_MASTER_CLOCK/16)
79
80#elif defined(CONFIG_ARCH_AT91X40)
81
82#define AT91X40_MASTER_CLOCK 40000000
83#define CLOCK_TICK_RATE (AT91X40_MASTER_CLOCK)
84
Andrew Victor5e38efa2009-12-15 21:57:27 +010085#elif defined(CONFIG_ARCH_AT572D940HF)
86
87#define AT572D940HF_MASTER_CLOCK 80000000
88#define CLOCK_TICK_RATE (AT572D940HF_MASTER_CLOCK/16)
89
Russell Kinga09e64f2008-08-05 16:14:15 +010090#endif
91
92#endif