Category Archives: Technical

Back from ELCE: participation to the Device Tree workshop

After publishing our slides and videos from the Embedded Linux Conference Europe (ELCE), reporting on talks selected by Free Electrons engineers, and mentioning the award given to Michael Opdenacker, here comes the last blog post giving feedback from our participation … Continue reading

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MIPI I3C specification published, and new iteration of Linux I3C subsystem

Back in August 2017, Free Electrons contributed to the Linux kernel a patch series adding support for the new MIPI I3C bus, a bus that aims at replacing busses like I2C and SPI, by offering better performance, lower power consumption, … Continue reading

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Free Electrons contributes Linux support for Microsemi MIPS SoC

Earlier this month, Free Electrons engineer Alexandre Belloni posted a patch series (in its second version) adding initial support for Microsemi Ocelot SoCs, the VSC7513 and VSC7514. These SoCs are used for switches, so the biggest part of the chip … Continue reading

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Feedback from the Netdev 2.2 conference

The Netdev 2.2 conference took place in Seoul, South Korea. As we work on a diversity of networking topics at Free Electrons as part of our Linux kernel contributions, Free Electrons engineers Alexandre Belloni and Antoine Ténart went to Seoul … Continue reading

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Linux 4.14 released, Free Electrons contributions

Linux 4.14, which is going to become the next Long Term Supported version, has been released a week ago by Linus Torvalds. As usual, LWN.net did an interesting coverage of this release cycle merge window, highlighting the most important changes: … Continue reading

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Mender: How to integrate an OTA updater

Recently, our customer Senic asked us to integrate an Over-The-Air (OTA) mechanism in their embedded Linux system, and after some discussion, they ended up chosing Mender. This article will detail an example of Mender’s integration and how to use it. … Continue reading

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Back from ELCE: selection of talks from the Free Electrons team

As discussed in our previous blog post, Free Electrons had a strong presence at the Embedded Linux Conference Europe, with 7 attendees, 4 talks, one BoF and one poster during the technical show case. In this blog post, we would … Continue reading

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Free Electrons at NetDev 2.2

Back in April 2017, Free Electrons engineer Antoine Ténart participated to NetDev 2.1, the most important conference discussing Linux networking support. After the conference, Antoine published a summary of it, reporting on the most interesting talks and topics that have … Continue reading

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Buildroot Long Term Support releases: from 2017.02 to 2017.02.6 and counting

Buildroot is a widely used embedded Linux build systems. A large number of companies and projects use Buildroot to produce customized embedded Linux systems for a wide range of embedded devices. Most of those devices are now connected to the … Continue reading

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Mali OpenGL support on Allwinner platforms with mainline Linux

As most people know, getting GPU-based 3D acceleration to work on ARM platforms has always been difficult, due to the closed nature of the support for such GPUs. Most vendors provide closed-source binary-only OpenGL implementations in the form of binary … Continue reading

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