xref: /OK3568_Linux_fs/u-boot/arch/arm/cpu/armv7/kona-common/reset.S (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun/*
2*4882a593Smuzhiyun * Copyright 2013 Broadcom Corporation.
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * SPDX-License-Identifier:	GPL-2.0+
5*4882a593Smuzhiyun */
6*4882a593Smuzhiyun
7*4882a593Smuzhiyun.globl reset_cpu
8*4882a593Smuzhiyunreset_cpu:
9*4882a593Smuzhiyun	ldr	r1, =0x35001f00
10*4882a593Smuzhiyun	ldr	r2, [r1]
11*4882a593Smuzhiyun	ldr	r4, =0x80000000
12*4882a593Smuzhiyun	and	r4, r2, r4
13*4882a593Smuzhiyun	ldr	r3, =0xA5A500
14*4882a593Smuzhiyun	orr	r4, r4, r3
15*4882a593Smuzhiyun	orr	r4, r4, #0x1
16*4882a593Smuzhiyun
17*4882a593Smuzhiyun	str	r4, [r1]
18*4882a593Smuzhiyun
19*4882a593Smuzhiyun	ldr	r1, =0x35001f04
20*4882a593Smuzhiyun	ldr	r2, [r1]
21*4882a593Smuzhiyun	ldr	r4, =0x80000000
22*4882a593Smuzhiyun	and	r4, r2, r4
23*4882a593Smuzhiyun	str	r4, [r1]
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun_loop_forever:
26*4882a593Smuzhiyun	b	_loop_forever
27