36 lines
658 B
C
36 lines
658 B
C
/*
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* (C) Copyright 2010,2011
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* Vladimir Khusainov, Emcraft Systems, vlad@emcraft.com
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*
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* (C) Copyright 2015
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* Kamil Lulko, <rev13@wp.pl>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <asm/io.h>
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#include <asm/armv7m.h>
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/*
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* This is called right before passing control to
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* the Linux kernel point.
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*/
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int cleanup_before_linux(void)
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{
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return 0;
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}
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/*
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* Perform the low-level reset.
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*/
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void reset_cpu(ulong addr)
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{
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/*
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* Perform reset but keep priority group unchanged.
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*/
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writel((V7M_AIRCR_VECTKEY << V7M_AIRCR_VECTKEY_SHIFT)
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| (V7M_SCB->aircr & V7M_AIRCR_PRIGROUP_MSK)
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| V7M_AIRCR_SYSRESET, &V7M_SCB->aircr);
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}
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