Raspberry Pi 4 Reference Image

Overview

The Raspberry Pi 4 Model B is a widely used single-board computer for hobbyist and industrial projects.

  • Processor: Quad-core Cortex-A72 (ARM v8) 64-bit SoC

  • Graphics: Broadcom VideoCore VI

  • Connectivity: Gigabit Ethernet, Wi-Fi, Bluetooth, USB 3.0

  • Expansion: GPIO, I²C, SPI, UART, CSI, DSI

  • Memory: Options from 2GB to 8GB LPDDR4-3200 SDRAM

  • Use-cases: IoT, home automation, media centers, education, edge computing

Vendor

  • Vendor: Raspberry Pi Foundation

  • Reference Hardware: Raspberry Pi 4 Model B

  • SoC: BCM2711

  • Architecture: ARM64

  • Purchase: Available via Raspberry Pi distributors worldwide.

Supported Features in Linaro Reference Images

Feature

Supported?

Notes

Boot to Console

Yes

Ethernet

Yes

USB-A

Yes

HDMI

Yes

Dual HDMI supported

Wi-Fi

Yes

Bluetooth

Yes

UART

Yes

SPI

Yes

I2C

Yes

GPIO

Yes

Download

Prebuilt Image: Currently we do not distribute public binary images for this development kit. Follow the instructions below to build a reference image from source.

Building the Image

Follow the Quick Start Guide to prepare the build environment.

To build:

cd lightspeed
kas build kas-cfgs/raspberrypi4-64.yaml

Flashing the Image

Flash to an SD card using:

dd if=build/tmp/deploy/images/raspberrypi4-64/core-image-base-raspberrypi4-64.wic of=/dev/sdX bs=4M status=progress conv=fsync

Serial Console

Connect to the UART port using 115200 baud rate.

Login using the credentials in the Quick Start Guide.

Graphical Console

Use an HDMI monitor to access the graphical console.

Login using the credentials in the Quick Start Guide.

Known Issues and Limitations

There are no known issues with this development kit.