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ARM: zynq: PM: Enable A9 internal clock gating feature

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Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Soren Brinkmann
2014-09-02 14:19:06 -07:00
committed by Michal Simek
parent 7d1311b93e
commit ae88b85e80
3 changed files with 30 additions and 0 deletions
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13
arch/arm/mach-zynq/platsmp.c
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@@ -112,6 +112,18 @@ static void __init zynq_smp_prepare_cpus(unsigned int max_cpus)
scu_enable(zynq_scu_base);
}
/**
* zynq_secondary_init - Initialize secondary CPU cores
* @cpu: CPU that is initialized
*
* This function is in the hotplug path. Don't move it into the
* init section!!
*/
static void zynq_secondary_init(unsigned int cpu)
{
zynq_core_pm_init();
}
#ifdef CONFIG_HOTPLUG_CPU
static int zynq_cpu_kill(unsigned cpu)
{
@@ -124,6 +136,7 @@ struct smp_operations zynq_smp_ops __initdata = {
.smp_init_cpus = zynq_smp_init_cpus,
.smp_prepare_cpus = zynq_smp_prepare_cpus,
.smp_boot_secondary = zynq_boot_secondary,
.smp_secondary_init = zynq_secondary_init,
#ifdef CONFIG_HOTPLUG_CPU
.cpu_die = zynq_platform_cpu_die,
.cpu_kill = zynq_cpu_kill,