[linux-2.6-block.git] / arch / blackfin / include / asm / bfin_watchdog.h

/*
 * bfin_watchdog.h - Blackfin watchdog definitions
 *
 * Copyright 2006-2010 Analog Devices Inc.
 *
 * Licensed under the GPL-2 or later.
 */

#ifndef _BFIN_WATCHDOG_H
#define _BFIN_WATCHDOG_H

/* Bit in SWRST that indicates boot caused by watchdog */
#define SWRST_RESET_WDOG 0x4000

/* Bit in WDOG_CTL that indicates watchdog has expired (WDR0) */
#define WDOG_EXPIRED 0x8000

/* Masks for WDEV field in WDOG_CTL register */
#define ICTL_RESET   0x0
#define ICTL_NMI     0x2
#define ICTL_GPI     0x4
#define ICTL_NONE    0x6
#define ICTL_MASK    0x6

/* Masks for WDEN field in WDOG_CTL register */
#define WDEN_MASK    0x0FF0
#define WDEN_ENABLE  0x0000
#define WDEN_DISABLE 0x0AD0

#endif
Commit	Line	Data
64b33a00 GY	1	/*
	2	* bfin_watchdog.h - Blackfin watchdog definitions
	3	*
	4	* Copyright 2006-2010 Analog Devices Inc.
	5	*
	6	* Licensed under the GPL-2 or later.
	7	*/
	8
	9	#ifndef _BFIN_WATCHDOG_H
	10	#define _BFIN_WATCHDOG_H
	11
	12	/* Bit in SWRST that indicates boot caused by watchdog */
	13	#define SWRST_RESET_WDOG 0x4000
	14
	15	/* Bit in WDOG_CTL that indicates watchdog has expired (WDR0) */
	16	#define WDOG_EXPIRED 0x8000
	17
	18	/* Masks for WDEV field in WDOG_CTL register */
	19	#define ICTL_RESET 0x0
	20	#define ICTL_NMI 0x2
	21	#define ICTL_GPI 0x4
	22	#define ICTL_NONE 0x6
	23	#define ICTL_MASK 0x6
	24
	25	/* Masks for WDEN field in WDOG_CTL register */
	26	#define WDEN_MASK 0x0FF0
	27	#define WDEN_ENABLE 0x0000
	28	#define WDEN_DISABLE 0x0AD0
	29
	30	#endif