diff options
| author | Joseph Lo <josephl@nvidia.com> | 2012-08-16 17:31:52 +0800 |
|---|---|---|
| committer | Stephen Warren <swarren@nvidia.com> | 2012-09-13 11:41:06 -0600 |
| commit | 453689e407f2b7c0a72a2e6fb2ef84c20475773b (patch) | |
| tree | 83b532ff1b43e684ca3e92978c6d806bdc240f5c /arch/arm/mach-tegra/common.c | |
| parent | 59b0f6825c15d24859e22b1024440ae2a094983e (diff) | |
| download | op-kernel-dev-453689e407f2b7c0a72a2e6fb2ef84c20475773b.zip op-kernel-dev-453689e407f2b7c0a72a2e6fb2ef84c20475773b.tar.gz | |
ARM: tegra20: add CPU hotplug support
Hotplug function put CPU in offline or online mode at runtime.
When the CPU been put into offline, it was been clock gated. The
offline CPU can be power gated, when the remaining CPU goes into
LP2.
Based on the worked by:
Colin Cross <ccross@android.com>
Gary King <gking@nvidia.com>
Signed-off-by: Joseph Lo <josephl@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Diffstat (limited to 'arch/arm/mach-tegra/common.c')
| -rw-r--r-- | arch/arm/mach-tegra/common.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c index 0652056..0560538 100644 --- a/arch/arm/mach-tegra/common.c +++ b/arch/arm/mach-tegra/common.c @@ -136,6 +136,7 @@ void __init tegra20_init_early(void) tegra_init_cache(0x331, 0x441); tegra_pmc_init(); tegra_powergate_init(); + tegra20_hotplug_init(); } #endif #ifdef CONFIG_ARCH_TEGRA_3x_SOC |
