OpenCloudOS-Kernel/arch/sh/include/cpu-sh4/cpu/watchdog.h

42 lines
1.0 KiB
C

/* SPDX-License-Identifier: GPL-2.0
*
* include/asm-sh/cpu-sh4/watchdog.h
*
* Copyright (C) 2002, 2003 Paul Mundt
* Copyright (C) 2009 Siemens AG
* Copyright (C) 2009 Sitdikov Valentin
*/
#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 */