From 102b0d2daa97dae68d3eed54d8fe37a9cc38a892 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 11:13:47 +0200 Subject: Adding upstream version 2.8.0+dfsg. Signed-off-by: Daniel Baumann --- include/drivers/arm/sp805.h | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 include/drivers/arm/sp805.h (limited to 'include/drivers/arm/sp805.h') diff --git a/include/drivers/arm/sp805.h b/include/drivers/arm/sp805.h new file mode 100644 index 0000000..b00ede1 --- /dev/null +++ b/include/drivers/arm/sp805.h @@ -0,0 +1,36 @@ +/* + * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef SP805_H +#define SP805_H + +#include + +/* SP805 register offset */ +#define SP805_WDOG_LOAD_OFF UL(0x000) +#define SP805_WDOG_CTR_OFF UL(0x008) +#define SP805_WDOG_LOCK_OFF UL(0xc00) + +/* Magic word to unlock the wd registers */ +#define WDOG_UNLOCK_KEY U(0x1ACCE551) + +/* Register field definitions */ +#define SP805_CTR_RESEN (U(1) << 1) +#define SP805_CTR_INTEN (U(1) << 0) + +#ifndef __ASSEMBLER__ + +#include + +/* Public high level API */ + +void sp805_start(uintptr_t base, unsigned int ticks); +void sp805_stop(uintptr_t base); +void sp805_refresh(uintptr_t base, unsigned int ticks); + +#endif /* __ASSEMBLER__ */ + +#endif /* SP805_H */ -- cgit v1.2.3