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| author | Joseph Lo <josephl@nvidia.com> | 2013-05-20 18:39:29 +0800 |
|---|---|---|
| committer | Stephen Warren <swarren@nvidia.com> | 2013-05-22 15:19:22 -0600 |
| commit | 33d5c01915ccca298a5fda7e0cb33199d225e03a (patch) | |
| tree | 2ea8efaabc2265ea6d03a902b2b6adfd8ec62ba7 /arch/arm/mach-tegra/hotplug.c | |
| parent | 31972fd95527a5942b777e89404501d5421a0df0 (diff) | |
| download | lwn-33d5c01915ccca298a5fda7e0cb33199d225e03a.tar.gz lwn-33d5c01915ccca298a5fda7e0cb33199d225e03a.zip | |
ARM: tegra114: add CPU hotplug support
The Tegra114 is a quad cores SoC. Each core can be hotplugged including
CPU0. The hotplug sequence can be controlled by setting event trigger in
flow controller. Then the flow controller will take care all the power
sequence that include CPU up and down.
Signed-off-by: Joseph Lo <josephl@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Diffstat (limited to 'arch/arm/mach-tegra/hotplug.c')
| -rw-r--r-- | arch/arm/mach-tegra/hotplug.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/hotplug.c b/arch/arm/mach-tegra/hotplug.c index 184914a68d73..d07f152b275f 100644 --- a/arch/arm/mach-tegra/hotplug.c +++ b/arch/arm/mach-tegra/hotplug.c @@ -55,4 +55,6 @@ void __init tegra_hotplug_init(void) tegra_hotplug_shutdown = tegra20_hotplug_shutdown; if (IS_ENABLED(CONFIG_ARCH_TEGRA_3x_SOC) && tegra_chip_id == TEGRA30) tegra_hotplug_shutdown = tegra30_hotplug_shutdown; + if (IS_ENABLED(CONFIG_ARCH_TEGRA_114_SOC) && tegra_chip_id == TEGRA114) + tegra_hotplug_shutdown = tegra30_hotplug_shutdown; } |