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Diffstat (limited to 'arch/arm/mach-realview/platsmp.c')
-rw-r--r--arch/arm/mach-realview/platsmp.c86
1 files changed, 0 insertions, 86 deletions
diff --git a/arch/arm/mach-realview/platsmp.c b/arch/arm/mach-realview/platsmp.c
deleted file mode 100644
index e8ab69c7abfb..000000000000
--- a/arch/arm/mach-realview/platsmp.c
+++ /dev/null
@@ -1,86 +0,0 @@
-/*
- * linux/arch/arm/mach-realview/platsmp.c
- *
- * Copyright (C) 2002 ARM Ltd.
- * All Rights Reserved
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-#include <linux/init.h>
-#include <linux/errno.h>
-#include <linux/smp.h>
-#include <linux/io.h>
-
-#include "hardware.h"
-#include <asm/mach-types.h>
-#include <asm/smp_scu.h>
-
-#include "board-eb.h"
-#include "board-pb11mp.h"
-#include "board-pbx.h"
-
-#include <plat/platsmp.h>
-
-#include "core.h"
-
-static void __iomem *scu_base_addr(void)
-{
- if (machine_is_realview_eb_mp())
- return __io_address(REALVIEW_EB11MP_SCU_BASE);
- else if (machine_is_realview_pb11mp())
- return __io_address(REALVIEW_TC11MP_SCU_BASE);
- else if (machine_is_realview_pbx() &&
- (core_tile_pbx11mp() || core_tile_pbxa9mp()))
- return __io_address(REALVIEW_PBX_TILE_SCU_BASE);
- else
- return (void __iomem *)0;
-}
-
-/*
- * Initialise the CPU possible map early - this describes the CPUs
- * which may be present or become present in the system.
- */
-static void __init realview_smp_init_cpus(void)
-{
- void __iomem *scu_base = scu_base_addr();
- unsigned int i, ncores;
-
- ncores = scu_base ? scu_get_core_count(scu_base) : 1;
-
- /* sanity check */
- if (ncores > nr_cpu_ids) {
- pr_warn("SMP: %u cores greater than maximum (%u), clipping\n",
- ncores, nr_cpu_ids);
- ncores = nr_cpu_ids;
- }
-
- for (i = 0; i < ncores; i++)
- set_cpu_possible(i, true);
-}
-
-static void __init realview_smp_prepare_cpus(unsigned int max_cpus)
-{
-
- scu_enable(scu_base_addr());
-
- /*
- * Write the address of secondary startup into the
- * system-wide flags register. The BootMonitor waits
- * until it receives a soft interrupt, and then the
- * secondary CPU branches to this address.
- */
- __raw_writel(virt_to_phys(versatile_secondary_startup),
- __io_address(REALVIEW_SYS_FLAGSSET));
-}
-
-const struct smp_operations realview_smp_ops __initconst = {
- .smp_init_cpus = realview_smp_init_cpus,
- .smp_prepare_cpus = realview_smp_prepare_cpus,
- .smp_secondary_init = versatile_secondary_init,
- .smp_boot_secondary = versatile_boot_secondary,
-#ifdef CONFIG_HOTPLUG_CPU
- .cpu_die = realview_cpu_die,
-#endif
-};