1/*
2 * include/asm-arm/arch-at91/at91_pit.h
3 *
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
30