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 31