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82cb2c1ad9
To make software license auditing simpler, use SPDX[0] license identifiers instead of duplicating the license text in every file. NOTE: Files that have been imported by FreeBSD have not been modified. [0]: https://spdx.org/ Change-Id: I80a00e1f641b8cc075ca5a95b10607ed9ed8761a Signed-off-by: dp-arm <dimitris.papastamos@arm.com>
35 lines
756 B
C
35 lines
756 B
C
/*
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* Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef __SP805_H__
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#define __SP805_H__
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/* SP805 register offset */
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#define SP805_WDOG_LOAD_OFF 0x000
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#define SP805_WDOG_CTR_OFF 0x008
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#define SP805_WDOG_LOCK_OFF 0xc00
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/* Magic word to unlock the wd registers */
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#define WDOG_UNLOCK_KEY 0x1ACCE551
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/* Register field definitions */
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#define SP805_CTR_RESEN (1 << 1)
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#define SP805_CTR_INTEN (1 << 0)
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#ifndef __ASSEMBLY__
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#include <stdint.h>
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/* Public high level API */
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void sp805_start(uintptr_t base, unsigned long ticks);
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void sp805_stop(uintptr_t base);
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void sp805_refresh(uintptr_t base, unsigned long ticks);
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#endif /* __ASSEMBLY__ */
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#endif /* __SP805_H__ */
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