blob: d3ab862c55d78c0f3884d71f6754ecb8da8b97bd (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
|
/*
* (C) Copyright 2010,2011
* Vladimir Khusainov, Emcraft Systems, vlad@emcraft.com
*
* (C) Copyright 2015
* Kamil Lulko, <rev13@wp.pl>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/io.h>
#include <asm/armv7m.h>
/*
* This is called right before passing control to
* the Linux kernel point.
*/
int cleanup_before_linux(void)
{
return 0;
}
/*
* Perform the low-level reset.
*/
void reset_cpu(ulong addr)
{
/*
* Perform reset but keep priority group unchanged.
*/
writel((V7M_AIRCR_VECTKEY << V7M_AIRCR_VECTKEY_SHIFT)
| (V7M_SCB->aircr & V7M_AIRCR_PRIGROUP_MSK)
| V7M_AIRCR_SYSRESET, &V7M_SCB->aircr);
}
|
