Basics of I2C on Linux

Explore the fundamentals of I²C communication in embedded Linux systems through this informative conference talk. Gain a comprehensive understanding of the I²C bus, its electrical characteristics, and its widespread applications in connecting various chips to CPUs. Delve into the Linux kernel driver model implementation of I²C and its representation in sysfs. Learn how to describe I²C devices using device tree and develop drivers for I²C devices. Discover useful tools for communicating with chips from userspace and acquire valuable debugging techniques, including physical bus inspection and software-level troubleshooting. Master this essential knowledge for embedded system engineers and enhance your skills in working with low-speed communication protocols in Linux environments.

Basics of I2C on Linux - Luca Ceresoli, Bootlin