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| author | Soren Brinkmann <soren.brinkmann@xilinx.com> | 2014-09-03 01:19:06 +0400 |
|---|---|---|
| committer | Michal Simek <michal.simek@xilinx.com> | 2014-09-16 14:55:05 +0400 |
| commit | ae88b85e801ba77939b07eb9214f1d6542fa23f7 (patch) | |
| tree | b325f4b494a3d308eccdf3a3bcf509fc54f3c090 /arch/arm/mach-zynq/platsmp.c | |
| parent | 7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9 (diff) | |
| download | linux-ae88b85e801ba77939b07eb9214f1d6542fa23f7.tar.xz | |
ARM: zynq: PM: Enable A9 internal clock gating feature
Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Diffstat (limited to 'arch/arm/mach-zynq/platsmp.c')
| -rw-r--r-- | arch/arm/mach-zynq/platsmp.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/mach-zynq/platsmp.c b/arch/arm/mach-zynq/platsmp.c index abc82ef085c1..6c7843108c7f 100644 --- a/arch/arm/mach-zynq/platsmp.c +++ b/arch/arm/mach-zynq/platsmp.c @@ -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, |