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kernel/linux-rt-4.4.41/arch/sh/include/cpu-sh4/cpu/watchdog.h 1.17 KB
5113f6f70   김현기   kernel add
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  /*
   * include/asm-sh/cpu-sh4/watchdog.h
   *
   * Copyright (C) 2002, 2003 Paul Mundt
   * Copyright (C) 2009 Siemens AG
   * Copyright (C) 2009 Sitdikov Valentin
   *
   * This file is subject to the terms and conditions of the GNU General Public
   * License.  See the file "COPYING" in the main directory of this archive
   * for more details.
   */
  #ifndef __ASM_CPU_SH4_WATCHDOG_H
  #define __ASM_CPU_SH4_WATCHDOG_H
  
  #if defined(CONFIG_CPU_SUBTYPE_SH7785) || defined(CONFIG_CPU_SUBTYPE_SH7780)
  /* Prefix definition */
  #define WTBST_HIGH	0x55
  /* Register definitions */
  #define WTCNT_R		0xffcc0010 /*WDTCNT*/
  #define WTCSR		0xffcc0004 /*WDTCSR*/
  #define WTCNT		0xffcc0000 /*WDTST*/
  #define WTST		WTCNT
  #define WTBST		0xffcc0008 /*WDTBST*/
  /* Register definitions */
  #elif	defined(CONFIG_CPU_SUBTYPE_SH7722) || \
  	defined(CONFIG_CPU_SUBTYPE_SH7723) || \
  	defined(CONFIG_CPU_SUBTYPE_SH7724)
  #define WTCNT		0xa4520000
  #define WTCSR		0xa4520004
  #else
  /* Register definitions */
  #define WTCNT		0xffc00008
  #define WTCSR		0xffc0000c
  #endif
  
  /* Bit definitions */
  #define WTCSR_TME	0x80
  #define WTCSR_WT	0x40
  #define WTCSR_RSTS	0x20
  #define WTCSR_WOVF	0x10
  #define WTCSR_IOVF	0x08
  
  #endif /* __ASM_CPU_SH4_WATCHDOG_H */