PICO-IMX8M-MINI Yocto 2.5

Yocto 2.5 (Sumo) Development Guide for PICO-IMX8M-MINI

The Yocto Project (YP) is an open source collaboration project that helps developers create custom Linux-based systems regardless of the hardware architecture. The project provides a flexible set of tools and a space where embedded developers worldwide can share technologies, software stacks, configurations, and best practices that can be used to create tailored Linux images for embedded and IOT devices, or anywhere a customized Linux OS is needed.

Getting Started

PICO-PI-IMX8M-MINI Kit

• Quickstart Guide

PICO-WIZARD-IMX8M-MINI Kit

• Quickstart Guide

TechNexion Software Loader

• Recover to Factory Settings

Loading e.MMC

• Using uuu to flash e.MMC over USB OTG
• Using U-boot's UMS command to flash e.MMC over USB OTG

Build

Kernel

• Building the Kernel
• Building Yocto with a Custom Kernel

Bootloader

• Customizing U-boot
• Preparing a Toolchain

Tips and Tricks

• Tips for resolving dependency issues in Yocto
• Building using Ubuntu Virtual Machine

How-to

General

• How to use GPIO from Linux Shell
• How to use PWM from Linux Shell
• How to use a UART from Linux Shell
• Resizing the Debug Console
• Optimized format of SD cards or MMC storage
• Using bisection to debug linux kernel configurations
• Quicker backup of SD Cards
• RTC wakeup and time retention

Display

• Changing Screen Rotation in Wayland/Weston Desktop
• Setting HDMI Resolution in Weston

Wireless

• Testing WiFi
• Testing Bluetooth
• Playing Audio to Bluetooth Speaker using Pulseaudio and Bluez
• Using a 3G Modem

Audio

• Testing Audio with Linux

Video

• Play Video Using Gstreamer
• Testing the OV5645 Camera Module

Specifically for PICO-IMX8M-MINI

• Enabling 5-inch MIPI-DSI Panel

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