1 /* 2 * include/asm-sh/cpu-sh4/watchdog.h 3 * 4 * Copyright (C) 2002, 2003 Paul Mundt 5 * Copyright (C) 2009 Siemens AG 6 * Copyright (C) 2009 Sitdikov Valentin 7 * 8 * This file is subject to the terms and conditions of the GNU General Public 9 * License. See the file "COPYING" in the main directory of this archive 10 * for more details. 11 */ 12 #ifndef __ASM_CPU_SH4_WATCHDOG_H 13 #define __ASM_CPU_SH4_WATCHDOG_H 14 15 #if defined(CONFIG_CPU_SUBTYPE_SH7785) || defined(CONFIG_CPU_SUBTYPE_SH7780) 16 /* Prefix definition */ 17 #define WTBST_HIGH 0x55 18 /* Register definitions */ 19 #define WTCNT_R 0xffcc0010 /*WDTCNT*/ 20 #define WTCSR 0xffcc0004 /*WDTCSR*/ 21 #define WTCNT 0xffcc0000 /*WDTST*/ 22 #define WTST WTCNT 23 #define WTBST 0xffcc0008 /*WDTBST*/ 24 /* Register definitions */ 25 #elif defined(CONFIG_CPU_SUBTYPE_SH7722) || \ 26 defined(CONFIG_CPU_SUBTYPE_SH7723) || \ 27 defined(CONFIG_CPU_SUBTYPE_SH7724) 28 #define WTCNT 0xa4520000 29 #define WTCSR 0xa4520004 30 #else 31 /* Register definitions */ 32 #define WTCNT 0xffc00008 33 #define WTCSR 0xffc0000c 34 #endif 35 36 /* Bit definitions */ 37 #define WTCSR_TME 0x80 38 #define WTCSR_WT 0x40 39 #define WTCSR_RSTS 0x20 40 #define WTCSR_WOVF 0x10 41 #define WTCSR_IOVF 0x08 42 43 #endif /* __ASM_CPU_SH4_WATCHDOG_H */ 44 45