Difference between revisions of "Kernel sub-systems"

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(I2C)
(SPI)
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= '''SPI''' =
 
= '''SPI''' =
 
== Groking the Linux SPI Subsystem ==
 
== Groking the Linux SPI Subsystem ==
'''Presenter:'''Matt Porter, Konsulko <br>
+
'''Presenter:''' Matt Porter, Konsulko <br>
 
'''Summary:'''
 
'''Summary:'''
This presentation provides the information about the framework, features of the SPI subsystem <br>
+
This presentation provides the information about SPI framework, <br>
which used to satisfy hardware and performance requirements in an embedded Linux system. <br>
+
features of the SPI subsystem, which used to satisfy hardware and <br>
 +
performance requirements in an embedded Linux system. <br>
  
* [[https://elinux.org/images/0/09/Groking_the_Linux_SPI_Subsystem-elc_2017.pdf| [PDF] ]] [[https://www.youtube.com/watch?v=MV8Sy6jGUIE | [VIDEO] ]] ELC 2017
+
* [https://elinux.org/images/0/09/Groking_the_Linux_SPI_Subsystem-elc_2017.pdf PDF] | [https://www.youtube.com/watch?v=MV8Sy6jGUIE VIDEO] ELC 2017
  
 
== What's Going on with SPI ==
 
== What's Going on with SPI ==
'''Presenter:'''Mark Brown, Linaro <br>
+
'''Presenter:''' Mark Brown, Linaro <br>
 
'''Summary:'''
 
'''Summary:'''
This presentation provides information of overview of SPI subsystem in Linux <br>
+
This presentation provides status of the <br>
kernel as well overview on  hardware and framework. <br>
+
SPI subsystem in Linux kernel and methods to optimally <br>
 +
use the SPI hardware by minimizing delays and CPU utilization <br>
  
* [[http://elinux.org/images/2/20/Whats_going_on_with_SPI--mark_brown.pdf | [PDF] ]] [[https://www.youtube.com/watch?v=MByV88orYT4 | [VIDEO] ]] ELC 2014.
+
* [http://elinux.org/images/2/20/Whats_going_on_with_SPI--mark_brown.pdf PDF] | [https://www.youtube.com/watch?v=MByV88orYT4 VIDEO] ELC 2014
  
 
== Passing Time With SPI Framebuffer Driver ==
 
== Passing Time With SPI Framebuffer Driver ==
 
'''Presenter:''' Matt Porter, Texas Instruments <br>
 
'''Presenter:''' Matt Porter, Texas Instruments <br>
 
'''Summary:'''
 
'''Summary:'''
This presentation provides the information about registering the SPI device and drivers as <br>
+
The talk covers details on registering the SPI device and <br>
well debugging tools for SPI. <br>
+
drivers as well as debugging tools for SPI. <br>
  
* [[https://elinux.org/images/1/19/Passing_Time_With_SPI_Framebuffer_Driver.pdf | [PDF] ]]  ELC 2012
+
* [https://elinux.org/images/1/19/Passing_Time_With_SPI_Framebuffer_Driver.pdf PDF]  ELC 2012
  
 
= '''USB''' =
 
= '''USB''' =

Revision as of 01:50, 2 September 2020

I2C

I + I2C = I3C: What's in this Addition 'I'?

Presenter: Boris Brezillion, Bootlin
Summary: This presentation provides information about the new features exposed by the I3C
protocol in Linux and future possible improvements of I3C framework.

Tutorial:I2C Hacking Demystified.

Presenter: Igor Stoppa, OpenSource Technology Center, Intel
Summary: The slides provide information to create and operate a custom I2C
peripheral as well as debugging tools for interaction between the two devices.

Board Bringup: You, Me, and I2C

Presenter: David Anders, Texas Instruments
Summary: The session talks about the communication principles,
drivers and software tools and also about board bringup use cases on I2C.

SPI

Groking the Linux SPI Subsystem

Presenter: Matt Porter, Konsulko
Summary: This presentation provides the information about SPI framework,
features of the SPI subsystem, which used to satisfy hardware and
performance requirements in an embedded Linux system.

What's Going on with SPI

Presenter: Mark Brown, Linaro
Summary: This presentation provides status of the
SPI subsystem in Linux kernel and methods to optimally
use the SPI hardware by minimizing delays and CPU utilization

Passing Time With SPI Framebuffer Driver

Presenter: Matt Porter, Texas Instruments
Summary: The talk covers details on registering the SPI device and
drivers as well as debugging tools for SPI.

USB

Modern USB.

Presenter:Andrzej Pietrasiewicz, Collabora.
Summary: This presentation provides information about gadget creation e.g. at device boot time -a frequent
use case, all the necessary system units as well provides the USB functions implementation

USB Protocol introduction.

Presenter:Krzysztof Opasiak, Samsung R&D Institute Poland.
Summary: This presentation provides information about open source/hardware tools and tools for USB traffic modification.

Debugging Usually Slightly Broken (USB) Devices and Drivers.

Presenter:Krzysztof Opasiak, Samsung R&D Institute Poland.
Summary: This presentation provided information about USB protocol, standard Linux host side infrastructure
and analyzes USB traffic without expensive USB analyzers.

Understand USB (in Linux).

Presenter:Krzysztof Opasiak.
Summary: This presentation provides information about the USB protocol, implementations in Linux, and basics
of USB host implementation.

USB and the Real World.

Presenter:Alan Ott, Signal 11 Software.
Summary: This presentation provides information about Linux USB Gadget Interface and USB speed, USB Standards and hardware.

Kernel USB Gadget Configfs Interface.

Presenter:Matt Porter, Linaro.
Summary: This presentation provides information about the linux USB terminology, brief history of USB gadget subsystem
and using USB gadget configfs.

Useful USB Gadgets on Linux.

Presenter:Gary Bisson, Adeneo Embedded.
Summary: This presentation provides information about USB gadget API,design your own gadget and all basic of USB.

Enhancements to USB Gadget Framework.

Presenter:Conrad Roeber.
Summary: This presentation provides information about USB architecture, create USB gadget and gadget API vs Linux-USB API.

GPIO

PinControl and GPIO Update.

Presenter: Linus Walleij, ST-Ericsson.
Summary: This presentation provides information about GPIO subsystem, pin control subsystem and GPIO subsystem drivers interface.

Pin Control Subsystem Overview.

Presenter: Linus Walleij, ST-Ericsson.
Summary: This presentation provides information about pin configuration subsystem interface and GPIO formation.