xref: /OK3568_Linux_fs/u-boot/arch/arm/cpu/armv7/bcmcygnus/reset.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright 2014 Broadcom Corporation.
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #include <common.h>
8*4882a593Smuzhiyun #include <asm/io.h>
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #define CRMU_MAIL_BOX1		0x03024028
11*4882a593Smuzhiyun #define CRMU_SOFT_RESET_CMD	0xFFFFFFFF
12*4882a593Smuzhiyun 
reset_cpu(ulong ignored)13*4882a593Smuzhiyun void reset_cpu(ulong ignored)
14*4882a593Smuzhiyun {
15*4882a593Smuzhiyun 	/* Send soft reset command via Mailbox. */
16*4882a593Smuzhiyun 	writel(CRMU_SOFT_RESET_CMD, CRMU_MAIL_BOX1);
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun 	while (1)
19*4882a593Smuzhiyun 		;	/* loop forever till reset */
20*4882a593Smuzhiyun }
21