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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* [origin: Linux kernel arch/arm/mach-at91/include/mach/at91_wdt.h]
*
* Copyright (C) 2008 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
* Copyright (C) 2007 Andrew Victor
* Copyright (C) 2007 Atmel Corporation.
*
* Watchdog Timer (WDT) - System peripherals regsters.
* Based on AT91SAM9261 datasheet revision D.
*/
#ifndef AT91_WDT_H
#define AT91_WDT_H
#ifdef __ASSEMBLY__
#define AT91_ASM_WDT_MR (ATMEL_BASE_WDT + 0x04)
#else
typedef struct at91_wdt {
u32 cr;
u32 mr;
u32 sr;
} at91_wdt_t;
#endif
#define AT91_WDT_CR_WDRSTT 1
#define AT91_WDT_CR_KEY 0xa5000000 /* KEY Password */
#define AT91_WDT_MR_WDV(x) (x & 0xfff)
#define AT91_WDT_MR_WDFIEN 0x00001000
#define AT91_WDT_MR_WDRSTEN 0x00002000
#define AT91_WDT_MR_WDRPROC 0x00004000
#define AT91_WDT_MR_WDDIS 0x00008000
#define AT91_WDT_MR_WDD(x) ((x & 0xfff) << 16)
#define AT91_WDT_MR_WDDBGHLT 0x10000000
#define AT91_WDT_MR_WDIDLEHLT 0x20000000
#endif
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