[PATCH] ARM: STi: Add cpu hotplug support

[Russell King - ARM Linux]

On Mon, Sep 23, 2013 at 09:22:10AM +0100, Srinivas KANDAGATLA wrote:
> From: Srinivas Kandagatla <srinivas.kandagatla at st.com>
> 
> This patch adds cpu hotplug support to STi series SoCs. This code is
> cloned from arch/arm/mach-realview/hotplug.c.
> 
> STiH415 and STiH416 SOCs do not have power control lines wired up to
> each core, so all we can do is to put the core into WFI for hotplug
> support.

Note that this means you can't support KEXEC on this platform.