VAR-SOM-MX91 Yocto

VAR-SOM-MX91 Yocto Scarthgap

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Yocto project is a framework for creating a Linux distributions for embedded devices. It's layering mechanism makes it easy to add Linux to new target devices highly customized for a particular platform; it can include custom start-up scripts, software packages built with a high degree of optimization for a particular architecture, and different user interfaces from a full desktop to a simple a serial console.

This release is based on NXP BSP layer for Yocto framework. Variscite extends this layer to support its VAR-SOM-MX91 System On Module.

Release version: mx91-yocto-scarthgap-6.6.52_2.2.0-v1.0

General

General

• First Time? Start Here
• Using the recovery SD card

Programming

• Hello World 'C' application
• Building a Qt Hello World
• Debugging with Code::Blocks
• Debugging with Eclipse
• Debugging with Visual Studio Code
• TFTP & NFS

Build

Build Yocto, Linux and U-Boot

• Release Notes
• Setting a Development Environment
• Build Yocto from source code
• Yocto common build errors
• Customizing U-Boot
• Customizing the Linux kernel
• Toolchain installation for out of Yocto builds
• Build U-Boot from source code
• Build the Linux kernel from source code
• Installing Yocto binaries to eMMC via SD card
• Installing Yocto binaries to eMMC via Ethernet
• U-Boot features
• Adding packages to Yocto
• Replace the Linux logo
• OP-TEE
• Secure Boot / Advanced High Assurance Boot (AHAB)
• SWUpdate Guide
• Booting from USB using UUU (Universal Update Utility)
• Docker Guide

How-to

Test and use an Interface

• 802.15.4 OpenThread
• Audio
• Backlight
• Bluetooth
• Bluetooth A2DP
• Bluetooth file transfer
• Bluetooth Low Energy
• CAN bus
• CPU freq. and number of cores
• System Operational Modes
• CPU Temperature
• Display
• Ethernet
• GPIO
• I2C
• RTC

• SPI
• Static IP address
• Suspend
• UART
• USB Host
• USB OTG
• User Button
• Video streaming - Playback/Capture
• Watchdog
• WiFi

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