blob: 5026325a5ae419b13cad93db555f2b1f79a74983 [file] [log] [blame]
Andrew Victor1a0ed732006-12-01 09:04:47 +01001/*
Andrew Victor9d041262007-02-05 11:42:07 +01002 * include/asm-arm/arch-at91/at91_pit.h
Andrew Victor1a0ed732006-12-01 09:04:47 +01003 *
4 * Periodic Interval Timer (PIT) - System peripherals regsters.
5 * Based on AT91SAM9261 datasheet revision D.
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 */
12
13#ifndef AT91_PIT_H
14#define AT91_PIT_H
15
16#define AT91_PIT_MR (AT91_PIT + 0x00) /* Mode Register */
17#define AT91_PIT_PITIEN (1 << 25) /* Timer Interrupt Enable */
18#define AT91_PIT_PITEN (1 << 24) /* Timer Enabled */
19#define AT91_PIT_PIV (0xfffff) /* Periodic Interval Value */
20
21#define AT91_PIT_SR (AT91_PIT + 0x04) /* Status Register */
22#define AT91_PIT_PITS (1 << 0) /* Timer Status */
23
24#define AT91_PIT_PIVR (AT91_PIT + 0x08) /* Periodic Interval Value Register */
25#define AT91_PIT_PIIR (AT91_PIT + 0x0c) /* Periodic Interval Image Register */
26#define AT91_PIT_PICNT (0xfff << 20) /* Interval Counter */
27#define AT91_PIT_CPIV (0xfffff) /* Inverval Value */
28
29#endif