Dynamic Tick Suppression; Suspend & Resume - Texas Instruments OMAP35 Series User Manual

12.3.2. Dynamic Tick Suppression

The dynamic tick suppression is achieved through generic Linux framework for
the same.
A 32K timer (HZ=128) is used by the tick suppression algorithm.
12.3.3. Suspend & Resume
The suspend operation results in the system transitioning to the lowest power
state being supported.
The drivers implement the suspend() function defined in the LDM. When the
suspend for the system is asserted, the suspend() function is called for all
drivers. The drivers release the clocks to reach the desired low power state.
The
omap3_pm_suspend().
Version 02.01.01.08
Important
Functions omap2_block_sleep() and omap2_allow_sleep() should be
used to protect idle state transition in a controlled and narrow scope - where
driver is doing real work. Else, power consumption will increase.
actual transition to
Platform Support Products
suspend is implemented
Power Management
Dynamic Tick Suppression
in the function
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