Power Management Presentations

= Power Management =

PMIC: First One to Turn On and Last One to Turn Off [ELCE 2019]
Presenter: Keerthy Jagadeesh, Texas Instruments Summary: This presentation provides information about PMIC driver development in Linux and debugging over I2C.


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The Power-Supply Subsystem [ELCE 2018]
Presenter: Sebastian Reichel, Collabora Summary: This presentation provides an overview of the subsystem and template driver instantiated from the device tree.


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Power Management Integrated Circuits: Keep the Power in Your Hands [ELC 2017]
Presenter: Quentin Schulz, Free Electrons Summary: This presentation provides information about PMIC (Power Management Integrated Circuit) using different subsystems like MFD, power supply, and ways to achieve over-voltage protection.


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Power Management in Zephyr RTOS [ELC 2016]
Presenter: Ramesh Thomas, Intel Summary: The session talks about effective power management support in this platform that have very limited resources and overview on the power management infrastructure provided by Zephyr.


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Linux Power Management Optimization on the Nvidia Jetson Platform [ELC 2016]
Presenter: Merlin Friesen, Golden Gate Research Summary: The session covers SoC power management, techniques and features.


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Google ProjectARA Power Management Challenges [ELC 2016]
Presenter: Patrick Titiano, BayLibre Summary: This presentation provides information about challenges in the area of power management and how to handle multiple batteries to the system.


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Power Management Challenges in IoT and How Zephyr RTOS Meets Them [ELCE 2016]
Presenter: Ramesh Thomas, Intel Summary: The session talks about zephyr power management design and how to run on tiny batteries for extensive periods.

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Last One Out, Turn Off The Lights [ELC 2015]
Presenter: Geert Uytterhoeven, Glider bvba Summary: This talk covers power domains, clock domains, power/clock distribution and topology.

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Making the Most of Dynamic Audio Power Management [ELCE 2015]
Presenter: Lars-Peter Clausen, Analog Devices Summary: This presentation provides information about power state, DAPM (dynamic audio power management) and power sequencing.


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System Power Management Interface (SPMI) [ELC 2014]
Presenter: Josh Cartwright, Qualcomm Innovation Center Summary: The session covers a high level architectural overview of SPMI and Linux kernel software interfaces.


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Leveraging Open-Source Power Measurement Standard Solution [ELCE 2014]
Presenter: Patrick Titiano Summary: This presentation talks about Power Measurement Basics like board Requirements, ADC resolution, Shunt Resistor selection and also about the “ACME” Initiative.


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Use-Case Power Management Optimization: Identifying & Tracking Key Power Indicators [ELCE 2013]
Presenter: Patrick Titiano Summary: This session talks about about the use of case PM optimization methodology and critical key performance indicators.

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Linux Power Supply Charging Subsystem [ELCE 2012]
Presenter: Rama Pallala, Intel Summary: The presenter covers information about embedded hardware and its complexities and issues seen during maintainability.


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Regmap: The Power of Subsystems and Abstractions [ELCE 2012]
Presenter: Mark Brown, Wolfson Microelectronics Summary: This presentation provides information about the quality of the subsystem, driver development, and Standard implementation of reading and writing.


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Runtime PM: Upstream I/O Device Power Management [ELC 2011]
Presenter: Magnus Damm Summary: The slides cover CPU runtime power management in Linux idle loop and I/O device runtime power management.


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How to Power Tune a Device Running on a Linux Kernel for Better Suspend Battery Life [ELC 2011]
Presenter: Mark Gross (Intel) Summary: This presentation provides information about power BOM, Suspend to Ram Hardening,and Measuring.


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PeakCurrent Management in x86-Based Smartphones [ELC 2011]
Presenter: R Durgadoss, Intel Summary: This presentation provides information about peak current issues on phones and addressing peak current on x86 phones.


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SOC Power Management - Debugging and Optimization Techniques [ELCE 2011]
Presenter: Avinash Mahadeva & Vishwanth Sripathy (Texas Instruments) Summary: This presentation provides information about power management, types of power management, hardware architecture in SOCs and software power management techniques.


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Power Management Using PM Domains on SH7372 [ELCE 2011]
Presenter: Rafael J. Wysocki (Faculty of Physics, U. Warsaw/SUSE Labs) Summary: This presentation provides information about the hierarchy of power domains, runtime power management framework and power management quality of service.


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Consolidating Linux Power Management on ARM Multiprocessor Systems [ELCE 2011]
Presenter:Lorenzo Pieralisi (ARM Ltd.) Summary: This presentation provides information about power management fundamentals and the ARM A9 SMP CPU shutdown procedure.


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Charger Manager: Aggregating Chargers, Fuel Gauges and Batteries [ELCE 2011]
Presenter: MyungJoo Ham (Samsung)) Summary: This presentation answers the questions like why polling batteries while suspended & charging at kernel, why support multiple chargers with charger Manager and why support multiple batteries at a device with Charger Manager.


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Workload-based Aggressive Power Management on the Intel Moorestown MID and Future Intel MID/Smartphone Platforms [ELC 2010]
Presenter: Sujith Thomas Summary: This presentation provides information about CPU power management, performance management, device power management, active and idle power management.


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Wake-ups Effect on Idle Power for Intel's Moorestown MID and Smartphone Platform [ELC 2010]
Presenter: German Monroy Summary: The session talks about power measurement alternatives and analyzes timer behavior using ftrace.


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DVFS for Embedded Linux [ELC 2010]
Presenter: Yong Bon Koo and Youngbin Seo Summary: The presenter talks about CPU power consumption and DVFS design for CPU power consumption.


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Runtime Power Management: Overview and Platform Implementation [ELC 2010]
Presenter: Kevin Hilman Summary: This presentation provides information about new power management framework and simple API usage.


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Runtime Power Management on SuperH Mobile [ELC 2009]
Presenter:Magnus Damm Summary: This presentation information about run-time power management clock framework, device drivers and sleep modes in SuperH mobile platforms


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Constrained Power Management [ELCE 2009]
Presenter:Patrick Bellasi Summary: This presentation provides information about power management techniques, framework design and constrained power management.


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Linux System Power Management on OMAP3430 [ELC 2008]
Presenter: Richard Woodruff Summary: The session provides information about hardware power management features in OMAP3430 AND 3430 and how Linux Power Management software exploits hardware features.


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Building Blocks for Embedded Power Management [ELC 2008]
Presenter: Kevin Hilman Summary: This presentation provides information about hardware features, clock hierarchy, voltage/current regulators, voltage domains, clock domains and clock framework in Embedded Power Management.


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Power Management Quality of Service and How You Could Use it in Your Embedded Application [ELC 2008]
Presenter: Mark Gross Summary: This presentation talks about new kernel infrastructure to facilitate the communication of latency and throughput needs among devices and automatic power management at the driver level.


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Every Microamp is Sacred - A Dynamic Voltage and Current Control Interface for the Linux Kernel [ELC 2008]
Presenter: Liam Girdwood Summary: The session covers static and dynamic system power and kernel regulator framework.


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Power management on an ARM11 platform [ELCE 2008]
Presenter: Mischa Jonker Summary: This presentation provides information about the architecture of the NXP ARM1176 platform and ARM11 power modes.


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Taking Linux Power Management to Production Quality [ELCE 2008]
Presenter: Eugeny S. Mints Summary: This presentation provides information about power management, power management models, and hardware analysis.


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Suspend modes and power management on Linux [ELCE 2008]
Presenter: Stefan Seyfried Summary: This presentation provides information about modes of power management.


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Power Management Techniques, Policies, and Problems for Embedded Linux [ELC 2007]
Presenter: Mark Gross Summary: The session covers dynamic power management, power management memory, clock framework, voltage framework, and power management drivers.


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Suspend-to-RAM implementation on freescale 74xx without PMU [ELC 2007]
Presenter: Fujihito Numano Summary: This session covers the power Management Unit (PMU), sleep mode of PMU and power management functions.


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A Generic Parameter Layer for Linux Power Management [ELC 2007]
Presenter: Matt Locke Summary: The slides cover Power Management structure, use count tracking, and methods to keep the system operational.


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Benchmarking of Dynamic Power Management Solutions [ELC 2007]
Presenter: Frank Dols Summary: The session talks about Dynamic Power Management concepts and performance of prediction methods.


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A Power Management Architecture For Mobile Devices [ELCE 2007]
Presenter: Matthew Locke Summary: This presentation provides information about Linux power management features and latency framework.


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Evaluation of Linux rt-preempt for embedded industrial devices for Automation and Power technologies – A case study [ELCE 2007]
Presenter: Morten Mossige, Pradyumna Sampath, Rachana Rao (ABB) Summary: This presentation provides information about power and automation technologies, RTLinux, and Hardware System Structure.


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Topics in Embedded Power Management [ELC 2006]
Presenter: Todd Poynor Summary: The session describes power management complexities, methods to save power and clock domains with multiple power states and latencies.


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Power Management Panel [ELC 2006]
Presenter: Power Management Panel Summary: The slides present Q&A related to power management.


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ARM MPCore and Power Management [ELC 2006]
Presenter: John Goodacre Summary: This presentation provides information about multi-core processing, the effect of MPCore’s enhanced L1 and the power management of ARM.

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=Power Measurement and Tools=

Fully Automated Power Measurement Solution Coupled with IC Temperature Control [ELCE 2019]
Presenter: Jerome Neanne, BayLibre & Pascal Mareau, NXP Summary: This presentation talks about the automated test framework, temperature control and power measurements.


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About the Need to Power Instrument the Linux Kernel [ELC 2017]
Presenter: Patrick Titiano, BayLibre Summary: This presentation provides information about SoC power management, benefits, power visualization apps and closed-loop power policies.


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Sigrok: Adventures in Integrating a Power-Measurement Device [ELC 2015]
Presenter: Bartosz Golaszewski, BayLibre Summary: The session talks about ACME cape key features, sigrok architecture, sigrok flow and sigrok key features.


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Use-Case Power Management Optimization: Identifying and Tracking Key Power Indicators [ELC 2014]
Presenter: Patrick Titiano, BayLibre Summary: The presenter talks about identifying and tracking KPIs on a per use-case basis to optimize power consumption at the system level and also maintain temperature.


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The Evolution of Tracing and Profiling for Power Management and Accelerators [ELC 2011]
Presenter: Jean Pihet (NewOldBits.com) Summary: These slides cover the status of power management, accel trace events, and contributions to mainline kernel.


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