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