Add and optimize pm_runtime support for samsung exynos platform.

Registered by Amit Daniel Kachhap on 2011-03-20

Currently there is some support for pm_runtime in samsung platform. This blueprint scope will span across fine tuning and adding more devices with pm_runtime support. Also, it includes the analysis of many helper function provided by pm_runtime so they can be used as and when feasible.

Blueprint information

Status:
Complete
Approver:
Amit Kucheria
Priority:
Low
Drafter:
Amit Daniel Kachhap
Direction:
Approved
Assignee:
Amit Daniel Kachhap
Definition:
New
Series goal:
Accepted for trunk
Implementation:
Implemented
Milestone target:
milestone icon 2011.09
Started by
Amit Kucheria on 2011-04-20
Completed by
Mounir Bsaibes on 2011-09-16

Related branches

Sprints

Whiteboard

Status:
In progress
The current available version of powertop(1.13) available for ARM displays runtime information
of 3 devices only(PCI, SPI, I2C) in dump mode. The powertop2.0 version has support for PCI, SPI, I2C and all
platform devices.

the following work item moved to https://blueprints.launchpad.net/linaro-pm-wg/+spec/support-pm-runtime-in-samsung-wdt-driver
[amitdanielk] Add support of pm_runtime in samsung WDT driver: INPROGRESS

(?)

Work Items

Work items:
[amitdanielk] Check if pm runtime information can be shown with powertop tool: DONE
[amitdanielk] Modified powertop1.13 to display all platform device runtime information: DONE
[amitdanielk] Add support of pm_runtime in samsung SD/MMC driver already implemented in core MMC files where it does irq enable/disable as part of pm runtime operation: DONE
[amitdanielk] Find the drivers in mainline which requires pm_runtime support: DONE
[amitdanielk] Add support of pm_runtime in samsung I2C driver, upstreamed and accepted for next merge cycle: DONE

Dependency tree

* Blueprints in grey have been implemented.

This blueprint contains Public information 
Everyone can see this information.

Subscribers

No subscribers.