Embedded Prep

Tag: platform device linux

  • Linux Character Driver from Scratch (Beginner to Pro)

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    by

    Raj Kumar
    in

    Learn how to build a Linux Character Driver from scratch with this beginner-friendly guide. Step-by-step tutorial covering kernel modules, file operations, device files, and real-world driver examples. If you’ve ever wanted to understand how Linux actually talks to hardware, learning a Linux Character Driver is one of the best places to start. This guide is…

  • Master How to Write Platform Devices and Drivers (2026)

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    by

    Raj Kumar
    in

    Learn how to write Platform Devices and Drivers from scratch using Device Tree, I2C, interrupts, and testing, explained clearly for beginners. If you are stepping into Linux device driver development, sooner or later you will hear one phrase again and again: Platform Devices and Drivers.They sound complex at first, but once you understand the flow,…

  • Platform Devices and Drivers on Linux

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    by

    Raj Kumar
    in

    Learn Platform Devices and Drivers in Linux from scratch with clear explanations, device tree examples, driver code, testing steps, and real-world insights. If you are getting into Linux device drivers, especially embedded Linux, you will keep hearing one phrase again and again: Platform Devices and Drivers. At first, it sounds complicated. Platform bus, platform_device, platform_driver,…