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arm: zynq: Add support for zynq_cpu_kill function

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Use simple hook to slcr to stop cpu.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Michal Simek 2013-10-31 09:10:16 -07:00
parent 6a37ff388a
commit f1fd2fa62d
1 changed files with 9 additions and 0 deletions
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9
arch/arm/mach-zynq/platsmp.c
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@ -121,11 +121,20 @@ static void __init zynq_smp_prepare_cpus(unsigned int max_cpus)
scu_enable(zynq_scu_base); scu_enable(zynq_scu_base);
} }
#ifdef CONFIG_HOTPLUG_CPU
static int zynq_cpu_kill(unsigned cpu)
{
zynq_slcr_cpu_stop(cpu);
return 1;
}
#endif
struct smp_operations zynq_smp_ops __initdata = { struct smp_operations zynq_smp_ops __initdata = {
.smp_init_cpus = zynq_smp_init_cpus, .smp_init_cpus = zynq_smp_init_cpus,
.smp_prepare_cpus = zynq_smp_prepare_cpus, .smp_prepare_cpus = zynq_smp_prepare_cpus,
.smp_boot_secondary = zynq_boot_secondary, .smp_boot_secondary = zynq_boot_secondary,
#ifdef CONFIG_HOTPLUG_CPU #ifdef CONFIG_HOTPLUG_CPU
.cpu_die = zynq_platform_cpu_die, .cpu_die = zynq_platform_cpu_die,
.cpu_kill = zynq_cpu_kill,
#endif #endif
}; };