/* SPDX-License-Identifier: GPL-2.0-only */ /* * SMP support: Entry point for secondary CPUs * * Copyright (C) 2012 Marvell * * Yehuda Yitschak <yehuday@marvell.com> * Gregory CLEMENT <gregory.clement@free-electrons.com> * Thomas Petazzoni <thomas.petazzoni@free-electrons.com> * * This file implements the assembly entry point for secondary CPUs in * an SMP kernel. The only thing we need to do is to add the CPU to * the coherency fabric by writing to 2 registers. Currently the base * register addresses are hard coded due to the early initialisation * problems. */ #include <linux/linkage.h> #include <linux/init.h> #include <asm/assembler.h> /* * Armada XP specific entry point for secondary CPUs. * We add the CPU to the coherency fabric and then jump to secondary * startup */ ENTRY(armada_xp_secondary_startup) ARM_BE8(setend be ) @ go BE8 if entered LE bl ll_add_cpu_to_smp_group bl ll_enable_coherency b secondary_startup ENDPROC(armada_xp_secondary_startup)