tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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