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subsys: power: Add support for pluggable PM policies

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Add support for adding and selecting pluggable PM policies
which can be enabled based on the application needs.

Also added a dummy policy for demonstration purpose which
simply loops over the supported PM states.

Signed-off-by: Ramakrishna Pallala <ramakrishna.pallala@intel.com>
This commit is contained in:
Ramakrishna Pallala 2018-09-17 13:16:47 +05:30 • committed by Anas Nashif
commit c511857f57
9 changed files with 158 additions and 97 deletions
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82
subsys/power/Kconfig
View file

@ -2,87 +2,7 @@
if PM_CONTROL_OS
menu "OS Power Management"
if SYS_POWER_LOW_POWER_STATE
config PM_CONTROL_OS_LPS
bool "Platform supports LPS"
help
Select this option if SoC support LPS state.
if PM_CONTROL_OS_LPS
config PM_LPS_MIN_RES
int "LPS minimum residency"
default 5
help
Minimum residency in ticks to enter LPS state.
endif
config PM_CONTROL_OS_LPS_1
bool "Platform supports LPS_1"
help
Select this option if SoC support LPS_1 state.
if PM_CONTROL_OS_LPS_1
config PM_LPS_1_MIN_RES
int "LPS_1 minimum residency"
default 10
help
Minimum residency in ticks to enter LPS_1 state.
endif
config PM_CONTROL_OS_LPS_2
bool "Platform supports LPS_2"
help
Select this option if SoC support LPS_2 state.
if PM_CONTROL_OS_LPS_2
config PM_LPS_2_MIN_RES
int "LPS_2 minimum residency"
default 30
help
Minimum residency in ticks to enter LPS_2 state.
endif
endif # SYS_POWER_LOW_POWER_STATE
if SYS_POWER_DEEP_SLEEP
config PM_CONTROL_OS_DEEP_SLEEP
bool "Platform supports DEEP_SLEEP"
help
Select this option if SoC support DEEP_SLEEP state.
if PM_CONTROL_OS_DEEP_SLEEP
config PM_DEEP_SLEEP_MIN_RES
int "DEEP_SLEEP minimum residency"
default 60
help
Minimum residency in ticks to enter DEEP_SLEEP state.
endif
config PM_CONTROL_OS_DEEP_SLEEP_1
bool "Platform supports DEEP_SLEEP_1"
help
Select this option if SoC support DEEP_SLEEP_1 state.
if PM_CONTROL_OS_DEEP_SLEEP_1
config PM_DEEP_SLEEP_1_MIN_RES
int "DEEP_SLEEP_1 minimum residency"
default 90
help
Minimum residency in ticks to enter DEEP_SLEEP_1 state.
endif
config PM_CONTROL_OS_DEEP_SLEEP_2
bool "Platform supports DEEP_SLEEP_2"
help
Select this option if SoC support DEEP_SLEEP_2 state.
if PM_CONTROL_OS_DEEP_SLEEP_2
config PM_DEEP_SLEEP_2_MIN_RES
int "DEEP_SLEEP_2 minimum residency"
default 120
help
Minimum residency in ticks to enter DEEP_SLEEP_2 state.
endif
endif # PM_CONTROL_OS_DEEP_SLEEP
source "subsys/power/policy/Kconfig"
endmenu
endif # PM_CONTROL_OS