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