On Wed, Dec 5, 2012 at 9:13 PM, Bastian Hecht [off-list ref] wrote:

From: Bastian Hecht <redacted>

Add the lighest possible sleep mode on Cortex-A9 cores: CPU sleep.
It is entered by a simple dsb and wfi instruction via cpu_do_idle(). As
just clocks are stopped there is no need to save or restore any state of
the system.

Signed-off-by: Bastian Hecht <redacted>

Acked-by: Magnus Damm <redacted>