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gerrit-public.fairphone.software / kernel / msm-4.9 / b55149529d265718a989b67468c4f03de0d3af7a / . / arch / arm / mach-at91 / include / mach / at91_pit.h
blob: d1f80ad7f4d4e07ea44d6d4e3bed311fccb6b052 [file] [log] [blame]
Russell Kinga09e64f2008-08-05 16:14:15 +0100[diff] [blame]1/*
2 * arch/arm/mach-at91/include/mach/at91_pit.h
3 *
Andrew Victor3d73e892008-09-18 21:44:20 +0100[diff] [blame]4 * Copyright (C) 2007 Andrew Victor
5 * Copyright (C) 2007 Atmel Corporation.
6 *
Russell Kinga09e64f2008-08-05 16:14:15 +0100[diff] [blame]7 * Periodic Interval Timer (PIT) - System peripherals regsters.
8 * Based on AT91SAM9261 datasheet revision D.
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 */
15
16#ifndef AT91_PIT_H
17#define AT91_PIT_H
18
Jean-Christophe PLAGNIOL-VILLARD4ab0c5992011-09-18 22:29:50 +0800[diff] [blame]19#define AT91_PIT_MR 0x00 /* Mode Register */
Russell Kinga09e64f2008-08-05 16:14:15 +0100[diff] [blame]20#define AT91_PIT_PITIEN (1 << 25) /* Timer Interrupt Enable */
21#define AT91_PIT_PITEN (1 << 24) /* Timer Enabled */
22#define AT91_PIT_PIV (0xfffff) /* Periodic Interval Value */
23
Jean-Christophe PLAGNIOL-VILLARD4ab0c5992011-09-18 22:29:50 +0800[diff] [blame]24#define AT91_PIT_SR 0x04 /* Status Register */
Russell Kinga09e64f2008-08-05 16:14:15 +0100[diff] [blame]25#define AT91_PIT_PITS (1 << 0) /* Timer Status */
26
Jean-Christophe PLAGNIOL-VILLARD4ab0c5992011-09-18 22:29:50 +0800[diff] [blame]27#define AT91_PIT_PIVR 0x08 /* Periodic Interval Value Register */
28#define AT91_PIT_PIIR 0x0c /* Periodic Interval Image Register */
Russell Kinga09e64f2008-08-05 16:14:15 +0100[diff] [blame]29#define AT91_PIT_PICNT (0xfff << 20) /* Interval Counter */
30#define AT91_PIT_CPIV (0xfffff) /* Inverval Value */
31
32#endif