1/*
2 * Copyright (C) 2005 Ivan Kokshaysky
3 * Copyright (C) SAN People
4 *
5 * System Timer (ST) - System peripherals registers.
6 * Based on AT91RM9200 datasheet revision E.
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 */
13
14#ifndef _LINUX_MFD_SYSCON_ATMEL_ST_H
15#define _LINUX_MFD_SYSCON_ATMEL_ST_H
16
17#include <linux/bitops.h>
18
19#define AT91_ST_CR	0x00	/* Control Register */
20#define		AT91_ST_WDRST	BIT(0)	/* Watchdog Timer Restart */
21
22#define AT91_ST_PIMR	0x04	/* Period Interval Mode Register */
23#define		AT91_ST_PIV	0xffff	/* Period Interval Value */
24
25#define AT91_ST_WDMR	0x08	/* Watchdog Mode Register */
26#define		AT91_ST_WDV	0xffff	/* Watchdog Counter Value */
27#define		AT91_ST_RSTEN	BIT(16)	/* Reset Enable */
28#define		AT91_ST_EXTEN	BIT(17)	/* External Signal Assertion Enable */
29
30#define AT91_ST_RTMR	0x0c	/* Real-time Mode Register */
31#define		AT91_ST_RTPRES	0xffff	/* Real-time Prescalar Value */
32
33#define AT91_ST_SR	0x10	/* Status Register */
34#define		AT91_ST_PITS	BIT(0)	/* Period Interval Timer Status */
35#define		AT91_ST_WDOVF	BIT(1)	/* Watchdog Overflow */
36#define		AT91_ST_RTTINC	BIT(2)	/* Real-time Timer Increment */
37#define		AT91_ST_ALMS	BIT(3)	/* Alarm Status */
38
39#define AT91_ST_IER	0x14	/* Interrupt Enable Register */
40#define AT91_ST_IDR	0x18	/* Interrupt Disable Register */
41#define AT91_ST_IMR	0x1c	/* Interrupt Mask Register */
42
43#define AT91_ST_RTAR	0x20	/* Real-time Alarm Register */
44#define		AT91_ST_ALMV	0xfffff	/* Alarm Value */
45
46#define AT91_ST_CRTR	0x24	/* Current Real-time Register */
47#define		AT91_ST_CRTV	0xfffff	/* Current Real-Time Value */
48
49#endif /* _LINUX_MFD_SYSCON_ATMEL_ST_H */
50