42 lines
1.0 KiB
C
42 lines
1.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0
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*
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* include/asm-sh/cpu-sh4/watchdog.h
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*
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* Copyright (C) 2002, 2003 Paul Mundt
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* Copyright (C) 2009 Siemens AG
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* Copyright (C) 2009 Sitdikov Valentin
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*/
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#ifndef __ASM_CPU_SH4_WATCHDOG_H
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#define __ASM_CPU_SH4_WATCHDOG_H
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#if defined(CONFIG_CPU_SUBTYPE_SH7785) || defined(CONFIG_CPU_SUBTYPE_SH7780)
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/* Prefix definition */
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#define WTBST_HIGH 0x55
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/* Register definitions */
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#define WTCNT_R 0xffcc0010 /*WDTCNT*/
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#define WTCSR 0xffcc0004 /*WDTCSR*/
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#define WTCNT 0xffcc0000 /*WDTST*/
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#define WTST WTCNT
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#define WTBST 0xffcc0008 /*WDTBST*/
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/* Register definitions */
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#elif defined(CONFIG_CPU_SUBTYPE_SH7722) || \
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defined(CONFIG_CPU_SUBTYPE_SH7723) || \
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defined(CONFIG_CPU_SUBTYPE_SH7724)
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#define WTCNT 0xa4520000
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#define WTCSR 0xa4520004
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#else
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/* Register definitions */
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#define WTCNT 0xffc00008
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#define WTCSR 0xffc0000c
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#endif
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/* Bit definitions */
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#define WTCSR_TME 0x80
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#define WTCSR_WT 0x40
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#define WTCSR_RSTS 0x20
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#define WTCSR_WOVF 0x10
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#define WTCSR_IOVF 0x08
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#endif /* __ASM_CPU_SH4_WATCHDOG_H */
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