Enabling SPI on Arch Linux ARM (Raspberry Pi 4, aarch64)

📰 Dev.to · l5y

Enable SPI on Arch Linux ARM for Raspberry Pi 4 by modifying config files and rebooting

intermediate Published 1 Jun 2026
Action Steps
  1. Edit /boot/config.txt and add dtparam=spi=on to enable SPI
  2. Reboot the system to apply the changes
  3. Verify the existence of /dev/spidev* devices after rebooting
  4. Configure SPI devices using the enabled interface
  5. Test SPI communication using tools like spi-test or spidev-test
Who Needs to Know This

Embedded systems developers and IoT engineers working with Raspberry Pi 4 on Arch Linux ARM can benefit from this guide to enable SPI communication

Key Insight

💡 Adding dtparam=spi=on to /boot/config.txt enables SPI on Arch Linux ARM for Raspberry Pi 4

Share This
Enable SPI on Arch Linux ARM for Raspberry Pi 4 with a simple config edit and reboot!

Key Takeaways

Enable SPI on Arch Linux ARM for Raspberry Pi 4 by modifying config files and rebooting

Full Article

You add dtparam=spi=on to /boot/config.txt, reboot, and... there's no /dev/spidev*. On the AArch64...
Read full article → ← Back to Reads