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-rw-r--r--arch/arm/mach-keystone/platsmp.c43
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diff --git a/arch/arm/mach-keystone/platsmp.c b/arch/arm/mach-keystone/platsmp.c
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+/*
+ * Keystone SOC SMP platform code
+ *
+ * Copyright 2013 Texas Instruments, Inc.
+ * Cyril Chemparathy <cyril@ti.com>
+ * Santosh Shilimkar <santosh.shillimkar@ti.com>
+ *
+ * Based on platsmp.c, Copyright (C) 2002 ARM Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ */
+
+#include <linux/init.h>
+#include <linux/smp.h>
+#include <linux/io.h>
+
+#include <asm/smp_plat.h>
+#include <asm/prom.h>
+
+#include "keystone.h"
+
+static int __cpuinit keystone_smp_boot_secondary(unsigned int cpu,
+ struct task_struct *idle)
+{
+ unsigned long start = virt_to_phys(&secondary_startup);
+ int error;
+
+ pr_debug("keystone-smp: booting cpu %d, vector %08lx\n",
+ cpu, start);
+
+ error = keystone_cpu_smc(KEYSTONE_MON_CPU_UP_IDX, cpu, start);
+ if (error)
+ pr_err("CPU %d bringup failed with %d\n", cpu, error);
+
+ return error;
+}
+
+struct smp_operations keystone_smp_ops __initdata = {
+ .smp_init_cpus = arm_dt_init_cpu_maps,
+ .smp_boot_secondary = keystone_smp_boot_secondary,
+};
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