The Linux Kernel
6.7.0-rc4
  • A guide to the Kernel Development Process
  • Submitting patches: the essential guide to getting your code into the kernel
  • Code of conduct
  • Kernel Maintainer Handbook
  • All development-process docs
  • Core API Documentation
  • Driver implementer's API guide
  • Kernel subsystem documentation
    • Core subsystems
    • Human interfaces
    • Networking interfaces
    • Storage interfaces
      • Filesystems in the Linux kernel
      • Block
      • CD-ROM
      • SCSI Subsystem
      • TCM Virtual Device
      • Accounting
      • CPUFreq - CPU frequency and voltage scaling code in the Linux(TM) kernel
      • FPGA
      • I2C/SMBus Subsystem
        • Introduction
          • Introduction to I2C and SMBus
          • The I2C Protocol
          • The SMBus Protocol
          • How to instantiate I2C devices
          • I2C Bus Drivers
          • I2C muxes and complex topologies
          • Kernel driver i2c-mux-gpio
          • Linux I2C Sysfs
          • I2C Address Translators
        • Writing device drivers
          • Implementing I2C device drivers
          • Implementing I2C device drivers in userspace
          • Linux I2C and DMA
          • I2C/SMBUS Fault Codes
          • I2C/SMBus Functionality
        • Debugging
          • Linux I2C fault injection
          • i2c-stub
        • Slave I2C
          • Linux I2C slave interface description
          • Linux I2C slave EEPROM backend
          • Linux I2C slave testunit backend
        • Advanced topics
          • I2C Ten-bit Addresses
        • Legacy documentation
          • I2C device driver binding control from user-space in old kernels
      • Industrial I/O
      • PCMCIA
      • Serial Peripheral Interface (SPI)
      • 1-Wire Subsystem
      • Watchdog Support
      • Virtualization Support
      • Hardware Monitoring
      • Compute Accelerators
      • Security Documentation
      • Crypto API
      • BPF Documentation
      • USB support
      • PCI Bus Subsystem
      • Assorted Miscellaneous Devices Documentation
      • PECI Subsystem
      • WMI Subsystem
  • Locking in the kernel
  • Linux kernel licensing rules
  • How to write kernel documentation
  • Development tools for the kernel
  • Kernel Testing Guide
  • Kernel Hacking Guides
  • Linux Tracing Technologies
  • fault-injection
  • Kernel Livepatching
  • Rust
  • The Linux kernel user's and administrator's guide
  • The kernel build system
  • Reporting issues
  • User-space tools
  • The Linux kernel user-space API guide
  • The Linux kernel firmware guide
  • Open Firmware and Devicetree
  • CPU Architectures
  • Unsorted Documentation
  • Translations
The Linux Kernel
  • Kernel subsystem documentation
  • I2C/SMBus Subsystem
  • View page source

I2C/SMBus Subsystem¶

Introduction¶

  • Introduction to I2C and SMBus
  • The I2C Protocol
  • The SMBus Protocol
  • How to instantiate I2C devices
  • I2C Bus Drivers
  • I2C muxes and complex topologies
  • Kernel driver i2c-mux-gpio
  • Linux I2C Sysfs
  • I2C Address Translators

Writing device drivers¶

  • Implementing I2C device drivers
  • Implementing I2C device drivers in userspace
  • Linux I2C and DMA
  • I2C/SMBUS Fault Codes
  • I2C/SMBus Functionality

Debugging¶

  • Linux I2C fault injection
  • i2c-stub

Slave I2C¶

  • Linux I2C slave interface description
  • Linux I2C slave EEPROM backend
  • Linux I2C slave testunit backend

Advanced topics¶

  • I2C Ten-bit Addresses

Legacy documentation¶

  • I2C device driver binding control from user-space in old kernels
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