diff options
Diffstat (limited to 'arch/arm/mach-omap2/cpuidle44xx.c')
| -rw-r--r-- | arch/arm/mach-omap2/cpuidle44xx.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/cpuidle44xx.c b/arch/arm/mach-omap2/cpuidle44xx.c index eb93e45d3271..45e6a54d5818 100644 --- a/arch/arm/mach-omap2/cpuidle44xx.c +++ b/arch/arm/mach-omap2/cpuidle44xx.c @@ -202,6 +202,16 @@ struct cpuidle_driver omap4_idle_driver = { .safe_state_index = 0, }; +/* + * For each cpu, setup the broadcast timer because local timers + * stops for the states above C1. + */ +static void omap_setup_broadcast_timer(void *arg) +{ + int cpu = smp_processor_id(); + clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ON, &cpu); +} + /** * omap4_idle_init - Init routine for OMAP4 idle * @@ -224,6 +234,9 @@ int __init omap4_idle_init(void) if (!cpu_clkdm[0] || !cpu_clkdm[1]) return -ENODEV; + /* Configure the broadcast timer on each cpu */ + on_each_cpu(omap_setup_broadcast_timer, NULL, 1); + for_each_cpu(cpu_id, cpu_online_mask) { dev = &per_cpu(omap4_idle_dev, cpu_id); dev->cpu = cpu_id; |