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ARM: tegra: Disable cpuidle if PSCI is available

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This is only relevant on Tegra114 and Tegra124, because earlier Tegra
generations used Cortex-A9 without secure extensions.

Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Thierry Reding 2015-02-23 15:24:11 +01:00
parent 592431b036
commit fc0cf17734
1 changed files with 5 additions and 1 deletions
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6
arch/arm/mach-tegra/cpuidle-tegra114.c
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@ -24,6 +24,7 @@
#include <asm/cpuidle.h>
#include <asm/smp_plat.h>
#include <asm/suspend.h>
#include <asm/psci.h>
#include "pm.h"
#include "sleep.h"
@ -84,5 +85,8 @@ static struct cpuidle_driver tegra_idle_driver = {
int __init tegra114_cpuidle_init(void)
{
return cpuidle_register(&tegra_idle_driver, NULL);
if (!psci_smp_available())
return cpuidle_register(&tegra_idle_driver, NULL);
return 0;
}