xref: /openbmc/linux/arch/arm/mach-mvebu/headsmp-a9.S (revision 5bb7889f)
1/*
2 * SMP support: Entry point for secondary CPUs of Marvell EBU
3 * Cortex-A9 based SOCs (Armada 375 and Armada 38x).
4 *
5 * Copyright (C) 2014 Marvell
6 *
7 * Gregory CLEMENT <gregory.clement@free-electrons.com>
8 * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
9 *
10 * This file is licensed under the terms of the GNU General Public
11 * License version 2.  This program is licensed "as is" without any
12 * warranty of any kind, whether express or implied.
13 */
14
15#include <linux/linkage.h>
16#include <linux/init.h>
17
18	__CPUINIT
19#define CPU_RESUME_ADDR_REG 0xf10182d4
20
21.global armada_375_smp_cpu1_enable_code_start
22.global armada_375_smp_cpu1_enable_code_end
23
24armada_375_smp_cpu1_enable_code_start:
25	ldr     r0, [pc, #4]
26	ldr     r1, [r0]
27	mov     pc, r1
28	.word   CPU_RESUME_ADDR_REG
29armada_375_smp_cpu1_enable_code_end:
30
31ENTRY(mvebu_cortex_a9_secondary_startup)
32	bl      v7_invalidate_l1
33	b	secondary_startup
34ENDPROC(mvebu_cortex_a9_secondary_startup)
35