ARM: tegra20: add CPU hotplug support
authorJoseph Lo <josephl@nvidia.com>
Thu, 16 Aug 2012 09:31:52 +0000 (17:31 +0800)
committerStephen Warren <swarren@nvidia.com>
Thu, 13 Sep 2012 17:41:06 +0000 (11:41 -0600)
commit453689e407f2b7c0a72a2e6fb2ef84c20475773b
tree83b532ff1b43e684ca3e92978c6d806bdc240f5c
parent59b0f6825c15d24859e22b1024440ae2a094983e
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>
arch/arm/mach-tegra/Makefile
arch/arm/mach-tegra/common.c
arch/arm/mach-tegra/hotplug.c
arch/arm/mach-tegra/sleep-t20.S [new file with mode: 0644]
arch/arm/mach-tegra/sleep.h