AT91Bootstrap 3.x series Introduction This page is dedicated to AT91Bootstrap 3.x series. For newer versions of AT91Bootstrap, check this page AT91Bootstrap...
AT91Bootstrap Introduction AT91Bootstrap is the 2nd level bootloader for Atmel AT91 SoC providing a set of algorithms to manage the hardware initialization such...
AT91Bootstrap Debugging with Eclipse for Linux Introduction The Eclipse has become the de facto industry standard environment host for embedded development. The...
Configure AT91Bootstrap sama5d3xek Assuming you are at the AT91Bootstrap root directory, you will find a board/sama5d3xek folder which contains several default...
AT91SAM9260 EK SAM BA Recovery Reference documentation SAM BA Recovery application note. You also have a brief AT91SAM9260 EK Bootstrap Recovery Procedure...
OP TEE Introduction documentation is the primary site for OP TEE. This document describes the sama5d2 platform support for OP TEE that has been added in various...
Audio Clocks On SAM9X60 Introduction In current SAM9X60 design, there is no exclusive fractional PLL for audio applications. Nevertheless, we can still reconfigure...
FAQ about audio Why is there no sound when playing an audio file? A: The sound controlling devices are muted by default. You need to unmute them explicitly....
Audio Recording on AT91SAM9G20EK Introduction This page is a starting point to add recording functions to the AT91SAM9G20EK board (using Wolfson 8731). It contains...
BleTransparentService This demo application demonstrates to user on how to use transparent service of Bluetooth Low Energy (BLE). This is a custom/user defined profile...
BluetoothHeartRateProfile This demo application provides experience to user for heart rate profile of Bluetooth Low Energy (BLE). Application sends the data over...
Boot Logo for SAM SOC`s Introduction Using a splash screen or a boot logo is a good idea to display something on the LCD screen to the user till Linux boots completely...
Build QT Demo for AT91SAM9N12 EK Introduction OpenEmbedded is a powerful building environment. OpenEmbedded has good support for porting Nokia QT to various...
Unable to build gst1 at91 gstreamer plug in in Buildroot Description When trying to build Buildroot with its associated buildroot external microchip git tree, it...
Unable to build OpenWrt with Ubuntu 20.04/21.04 Description When trying to build OpenWrt with linux4sam 2020.10 tag, it fails to complete the build on an Ubuntu...
Compiling Linux Kernel fails looking at OpenSSL header files Description While compiling the Linux kernel, some error described below are met with the scripts/sign...
Buildroot Introduction Buildroot is a simple, efficient and easy to use tool to generate embedded Linux systems through cross compilation` It uses the Linux...
How to build Buildroot for AT91 Prerequisites Host build system should be a Linux system with software installed. In addition to these required packages, you should...
Buildroot FAQ What are the prerequisites to use jffs2 root filesystem? A: You should enable the following kernel config Memory Technology Device (MTD) support...
Get Buildroot Root filesystem pre built images The root filesystem images are jffs2 or ubi filesystem images containing an entire embedded Linux system....
BuildRoot : use the demo root filesystem Flash the rootfs image Note that the root file system is installed at offset 0x800000 in the nand flash. From a Linux...
build BuildRoot for AT91SAM9x5 family Introduction Buildroot is used to build the cross tool chain, a small root filesystem image of different types (jffs2,...
Build BuildRoot for AT91SAM9N12 EK Introduction Buildroot is used to build the cross tool chain, a small root filesystem image of different types (jffs2, tar...
ConnectModuleFromPDA Connection Summary There are multiple types of display modules used on the SAMA5D2, SAMA5D3, SAMA5D4 Xplained boards , SAMA5D27 SOM1 EK , SAMA5D...
Console no longer receives characters Sometimes the console no longer receives characters. It can prevent from stopping the boot sequence. If it happens, please follow...
Convert SAM BA scripts This page can help you convert your SAM BA script from one revision of SAM BA to the other. We made some little changes to the SAM BA API and...
Setup ARM Cross Compiler 13.2 rel1 First step is to dowload the ARM GNU Toolchain: wget c https://developer.arm.com/ /media/Files/downloads/gnu/13.2.rel...
Crypto hardware acceleration Introduction This page is mainly about how to use crypto hardware acceleration in OpenSSL.Many internet applications such as OpenSSH...
Secure Protocol Layers Improved Performances (SPLIP) Introduction This page describes the SPLIP feature introduced with SAMA5D2 SoCs. It combines both the Atmel AES...
DT Overlay Introduction A device tree overlay is a file that can be used at runtime (by the bootloader in our case) to dynamically modify the device tree, adding...
Create a SD card with the demo You need a 1 GB SD card (or more) and to download the image of the demo. The image is compressed to reduce the amount of data to download...
Driver Model in U Boot Introduction Driver model in U Boot is to provide a consistent model for U Boot drivers and the platform data / device tree information used...
External Component on External Bus Interface Introduction The External Bus Interface is designed to ensure the successful data transfer between several external...
FAQ about Linux support on AT91SAM9N12 EK How to use BuildRoot with an old Linux distribution? A: We have experienced some troubles using BuildRoot on old Linux...
FAQ about AT91SAM9x5 SoC family How to use BuildRoot with an old Linux distribution? A: We have experienced some troubles using BuildRoot on old Linux distribution...
Flash an UBI/UBIFS root filesystem Introduction This section describes how to load a UBI root filesystem image into the NAND FLASH of the board with SAM BA and...
Flash an UBI/UBIFS root filesystem Introduction This section describes how to load a UBI root filesystem image into the NAND FLASH of the board with SAM BA and...
Flashing a demo for AT91SAM9N12 family (for SAM9N12, SAM9CN11 and SAM9CN12) Before flashing the demo, make sure that you have installed the SAM BA tool on...
Flashing a demo for AT91SAM9x5 family (for SAM9G15, SAM9G25, SAM9X25, SAM9G35 and SAM9X35) Before flashing the demo, make sure that you have installed the...
Flashing a demo for SAMA5D3x family (for SAMA5D31, SAMA5D33, SAMA5D34, SAMA5D35 and SAMA5D36) Evaluation Kit Access the console on DBGU serial port You can...
Flashing a demo for SAMA5D4 Xplained Evaluation Kit Access the console on DBGU serial port The DBGU serial console can be accessed from two connectors...
GUI Solutions Crank Software Storyboard Suite for Atmel Microcontrollers Create rich UIs for Atmel Microcontrollers quickly and with ease using Crank Software...
Hash error when booting FIT image How does the issue manifest Starting from U boot 2021.04 released in Linux4SAM 2021.04, you could notice the following error when...
Home Automation Demo Tips Tricks Demo revision Make sure that you have the latest demo revision: be sure to run Demo version 4.2 onwards . Compared to demo shipped...
Image Sensor Controller White balance features These features are available and apply only for the Atmel Image sensor controller . They do not apply for the Image...
Use of the AT91 ADC driver Introduction This is the description of the Microchip AT91 ADC driver. It is used for SoC based on ARM9 cores and SAMA5D3 and SAMA5D...
Common to most of the boards Serial terminal configuration common Exceptions: sama5d2 revision A , only to access the ROMCode through serial interface and...
Legacy AT91Bootstrap Introduction AT91Bootstrap is a first step bootloader providing a set of algorithms to manage hardware initialization (GPIO, Clock, SDRAM...
Legacy Getting Started Introduction This page is a starting point for the Linux4SAM offer and allows you to easily get a running embedded Linux distribution...
Legacy Getting Started Page for AT91SAM9N12 EK Introduction This page is a starting point for the Linux4SAM offer and allows you to easily get a running embedded...
Legacy Getting Started page for AT91SAM9x5 family Introduction This page is a starting point for the Linux4SAM offer and allows you to easily get a running embedded...
Legacy Linux4SAM material For SAM9x5 family Legacy SAM9x5 family special page Legacy GettingStarted for AT91SAM9x5 family For SAM9n12 family Legacy SAM9N12 family...
Legacy Linux Kernel Page Ecosystem Kernel Archives is the primary site for the Linux kernel source. All Linux kernel versions, including latest snapshot or...
AT91SAM9N12 EK Special Page (for SAM9N12, SAM9CN12, SAM9CN11) Introduction Welcome to the Linux4SAM page dedicated to the newly introduced AT91SAM9N12 EK board...
AT91SAM9x5 family special page (for SAM9G15, SAM9G25, SAM9X25, SAM9G35 and SAM9X35) Introduction Hi! Welcome to the Linux4SAM page dedicated to the newly...
Legacy U Boot Page Introduction Das U Boot the Universal Boot Loader website is the main entry point for this bootloader / debugging tool available on several...
LinksToCommunities This topic aggregates the contact informations from open source communities that are represented on this website. In order not to duplicate...
Linux Kernel Ecosystem Kernel Archives is the primary site for the Linux kernel source. All Linux kernel versions, including latest snapshot or `release candidate...
Now we Configure and Build kernel for board: $ make ARCH arm sama5 defconfig HOSTCC scripts/basic/fixdep HOSTCC scripts/kconfig/conf.o SHIPPED scripts/kconfig...
Linux Kernel 3.10 Linux 3.10 for AT91 source code The Linux kernel for Atmel ARM based SoC (aka AT91) is distributed as a GIT tree hosted on GitHub as a fork...
Linux Kernel 3.18 Linux 3.18 for AT91 source code The Linux kernel for Atmel ARM based SoC (aka AT91) is distributed as a GIT tree hosted on GitHub as a fork...
Linux Kernel 4.1 Linux 4.1 for AT91 source code The Linux kernel for Atmel SMART Processor Based PMUs (aka AT91) is distributed as a GIT tree hosted on...
Linux Kernel 4.14 Linux 4.14 for AT91 source code The Linux kernel for Microchip ARM Based MPUs (aka AT91) is distributed as a GIT tree hosted on GitHub as...
Linux Kernel 4.19 Linux 4.19 for AT91 source code The Linux kernel for Microchip ARM Based MPUs (aka AT91) is distributed as a GIT tree hosted on GitHub as...
Linux Kernel 4.4 Linux 4.4 for AT91 source code The Linux kernel for Atmel SMART Processor Based PMUs (aka AT91) is distributed as a GIT tree hosted on...
Linux Kernel 4.9 Linux 4.9 for AT91 source code The Linux kernel for Microchip ARM Based PMUs (aka AT91) is distributed as a GIT tree hosted on GitHub as...
Linux Kernel 5.10 Linux 5.10 for MPU source code The Linux kernel for Microchip ARM Based MPUs (aka AT91) is distributed as a GIT tree hosted on GitHub as...
Linux Kernel 5.15 Linux 5.15 for MPU source code The Linux kernel for Microchip ARM Based MPUs (aka AT91) is distributed as a GIT tree hosted on GitHub as...
Linux Kernel 5.4 Linux 5.4 for AT91 source code The Linux kernel for Microchip ARM Based MPUs (aka AT91) is distributed as a GIT tree hosted on GitHub as...
Linux Kernel 6.1 Linux 6.1 for MPU source code The Linux kernel for Microchip ARM Based MPUs (aka AT91) is distributed as a GIT tree hosted on GitHub as a...
Linux Kernel 6.6 Linux 6.6 for MPU source code The Linux kernel for Microchip ARM Based MPUs (aka AT91) is distributed as a GIT tree hosted on GitHub as a...
Linux Kernel legacy Linux 3.6.9 for AT91 source code The Linux kernel for Atmel ARM based SoC (aka AT91) is distributed as a GIT tree hosted on GitHub as a...
Hi all, Like we did last month, we only keep the title in this email. So, don`t hesitate to click on the topic of your choice and follow the link through http://www...
Hi all, Yes, the Atmel Linux newsletter for July 2015 is ready! This time we`ve tried another diffusion technique by using our Linux4SAM.org website storing the...
Hi, The Atmel Linux team is pleased to start this new monthly newsletter. We will present you the major events in the Open Source Community around the Atmel products...
Hi, For this newsletter, I`m happy to welcome another contributor: Ludovic Desroches who wrote about a topic that he likes: Buildroot! By the way, don`t hesitate to...
Hi all, It has been a busy end of year 2015 and beginning of 2016: So let`s share with you some of the enhancements added to our Linux offer. Don`t hesitate to follow...
Hi, Here is are some updates on the Linux related topics for March 2016. Table of contents: Linux kernel 4.5 The new release of the Linux kernel, 4.5, was published...
Login only available to Linux4SAM website creators. Login This is not a collaborative portal but feel free to post comments or enhancements through the LinksToCommunities...
Media controller pipeline for image acquisition and SAM MPU products Introduction Starting from kernel version linux 5.15 at91 and mainline 6.2, MPU products Linux...
Like in the Getting Started document, it is admitted that your OpenEmbedded building environment is located in /stuff/ directory (it may correspond to a working...
Like in the Getting Started document, it is admitted that your OpenEmbedded building environment is located in /stuff/ directory (it may correspond to a working...
OpenEmbedded / Angstrom papers and presentations Papers and presentations 2004 to the GPE Palmtop Environment and the OpenEmbedded Project 2005 Embedded...
OpenEmbedded / Angstrom Introduction is a powerful building environment. http://www.angstrom distribution.org/ Angstrom uses this environment to bring up...
OpenEmbedded / Angstrom : build from sources How to build Angstrom for AT91 Note that building an entire distribution is a long process. It also requires a big...
OpenEmbedded / Angstrom : get demo binaries Root file system pre built images The Root file system images are images of jffs2 filesystems containing a entire...
OpenEmbedded / Angstrom : use the demo root filesystem Boot to the installed rootfs Check Load Linux with u boot chapter in the u boot page to know how to load...
Like in the Getting Started document, it is admitted that your OpenEmbedded building environment is located in /stuff/ directory (it may correspond to a working...
OpenWrt Introduction OpenWrt is an open source project for embedded operating system based on Linux, primarily used on embedded devices to route network traffic...
PDA detection at boot time Introduction Starting with U boot 2018.07, U boot can autodetect which PDA screen is connected (if any is connected). How it works PDA...
How to use record audio stream with PDMIC Introduction The Pulse Density Modulation Interface Controller (PDMIC) is a mono PDM interface controller and decoder that...
How to patch Device Tree Blob in U boot using Overlays How it works How to patch Device Tree Blob in U boot using Overlays Starting from U boot 2018.07 released...
Now you should have the Linux demo up`n running on your board ! You can access the Linux console through the serial line as explained just above Use the root login...
How to use Microchip AT91 power management modes Introduction This page describes the way Microchip AT91 power management modes could be used in Linux. Available...
Enable and Configure PMECC (Programmable Multibit ECC) in AT91SAM SoC Introduction This page is mainly about how to enable and configure the PMECC in AT91SAM...
OpenEmbedded / Yocto Project / Poky: build from sources How to build Poky for AT91 Note that building an entire distribution is a long process. It also requires...
How to use Pulse Width Modulation driver Introduction This page describes how PWM could be configured, debugged and used on SAMA5D2 devices. Since linux...
Real Time solutions on AT91SAM SoC Introduction This page aims at presenting the two most important real time Linux solutions, their setup and the expected performances...
SAM9M10 Gstreamer Introduction This page is a starting point to understand video capabilities of the AT91SAM9M10, and the basics of GStreamer. It contains the...
AT91SAM9M10 Special Page Introduction Hi! Welcome to the Linux4SAM page dedicated to the newly introduced AT91SAM9M10 SOC. This page provides the latest information...
SAM9x5 v4l2 video output for Mplayer Introduction The SAM9x5 parts with a LCD controller have an overlay layer which supports some hardware acceleration for video...
SD card boot for AT91SAM SoC Introduction This page describes how to create from scratch a bootable SD card for Microchip MPU SoCs. It also includes some FAQs...
eMMC support for SAMA5D27 SOM1 EK board Introduction This page represents a summary of tested eMMC devices with our SAMA5D27 SOM1 EK . The eMMC are of different...
SAMA5D27 SOM1 Evaluation Kit SoC Features eMMC support on SDMMC0 The board is equipped with 8bit connector on SDMMC0 slot, which allows eMMC memories to be...
Buildroot Images for SAMA7D65 Curiosity and BSR Known Limitation with Backup Self Refresh (BSR) low power mode on ready made Buildroot images Description Backup...
SAMA7G5 and Sony IMX274 examples Introduction Sony IMX274 is a 10/12 bit Raw BAYER sensor with a CSI2 MIPI 4 lane connection. To have the sensor working with sama7g...
SAMA7G5 and Omnivision OV7740 This page describes the possibility of connecting a parallel sensor (example given is Omnivision ov7740) to the SAMA7G5 MPU. The board...
SAMA7G5 Image Acquisition pipeline Introduction This page is a complete reference to SAMA7G5 image acquisition pipeline capabilities, focusing on the software for...
SAM BA 3 subsections Install SAM BA software in your PC In addition to the official SAM BA pages on http://www.microchip.com, we maintain information about SAM BA...
Connect the SAM BA with USB Install SAM BA software in your PC 172677.700868 usb 2 1.4.4: new full speed USB device number 31 using ehci pci 172677.792677 usb...
How to manually select (or enforce) the PDA at boot time How it works How to select the PDA at boot time Starting from Linux4SAM6.0 release, we release a single...
Shutdown / Wake Up FAQ Use the Wake Up function on AT91SAM9x5 EK board There are two options to wake up the board: using the WAKE UP button located on...
SAMA5D2 Chip Features The SAMA5D2 series is a high performance, ultra low power ARM Cortex A5 processor based MPU. The Cortex A5 processor runs up to 500MHz and features...
Software Tools SAM BA (SAM Boot Assistant In system Programmer) can run on: Windows 32 bit and 64 bit Linux x86 and x86 64 SAM BA is able to program...
Store root filesystem on a SD card The default boot environment is built to run form the first partition of an ext4 formated SD card. It is seen as mmcblk1p1 from...
Thermal management support on SAMA7G5 Introduction SAMA7G5 support thermal management. The in SoC temperature sensor is connected to channel 31 of ADC. Starting with...
Tips and Tricks Known Issues Using Inter IC Sound Controller (I2SC) Using Image Sensor Controller (ISC) Using Image Sensor Interface (ISI) Shutdown Wakeup Using...
U Boot Introduction Das U Boot the Universal Boot Loader website is the main entry point for this bootloader / debugging tool available on several processors...
U Boot FAQ How does U Boot auto detect the connected PDA on my board ? A: U Boot uses a specific GPIO pin to read a memory from the connected PDA. More information...
U Boot FIT image support Introduction U Boot FIT image is a uImage format which can combine the Kernel zImage and Kernel dtbs. For more information, check the document...
Dedicated page on U Boot wiki: http://www.denx.de/wiki/U Boot/SourceCode You can easily download U Boot source code from GitHub U Boot repository: clone the Linux4microchip...
USB gadget configuration Introduction This page is mainly about how to configure USB Gadget on Linux kernel. There are two ways to configure the USB Gadget framework...
U Boot FIT image support Introduction U Boot FIT image is a uImage format which can combine the Kernel zImage and Kernel dtbs. For more information, check the document...
Use SAM BA Programming a demo can be done by using the .bat or .sh scripts provided or by using the SAM BA GUI. We`ll focus on the latest solution. The components...
Using ASRC (Asynchronous Sample Rate Converter) Introduction This page explains the usage of ASRC, available in SAMA7G5 SoCs. The Asynchronous Sample Rate Converter...
How to use the Atmel KMS/DRM LCD driver Introduction Since linux 3.18 at91, the recent Atmel SoCs have a new LCD driver that is based on the Linux KMS/DRM sub system...
Using FIT image and Device Tree Overlays How it works Using FIT with overlays Since U boot 2018.07, released with linux4sam 6.0, we have the feature of adding Device...
Using I2SC (Inter IC Sound Controller) Introduction This page explains how to enable and configure I2SC from SAMA5D2 and SAM9X60 SoCs to an external codec, using...
UsingISC (Image Sensor Controller) Introduction This page describes how to configure and use of the ISC in SAMA5D2 SoC with the image sensors. The Image Sensor...
Using ISI (Image Sensor Interface) Introduction This page is mainly about how to enable and configure the ISI in AT91SAM SoCs for different image sensors. The...
Using ISI (Image Sensor Interface) in Linux4SAM 6.0 and later Introduction This page is mainly about how to enable and configure the ISI in AT91SAM SoCs for different...
UsingMaxTouch Introduction The maXTouch Series features a complete portfolio of high performance single chip controllers designed to address every touchscreen size...
Using PTC (Peripheral Touch Controller) The QTouch Peripheral Touch Controller (PTC) subsystem offers built in hardware for capacitive touch measurement on sensors...
Using the SAMA5D2 compatible ADC device Introduction This page describes how to test the features of the SAMA5D2 compatible ADC device. This driver uses the Industrial...
Using the SAMA5D2 compatible Resistive Touchscreen The SAMA5D2 SoC has the support for Resistive Touchscreen. This feature is embedded in the ADC device. This cannot...
Using systemd Introduction This section provides a guide on configuring and using systemd, the advanced system, and the service manager on target. Systemd...
Using Ultra Low Power mode 1 (ULP1) on SAMA5D2 Introduction In products like the SAMA5D2 the Ultra Low Power mode 1 is available to gain even more power when the...
Video player demo Introduction For a pleasant out of the box experience using the AT91SAM9x5 family (SAM9G15, SAM9G25, SAM9G35, SAM9X25, SAM9X35) a QT based demo...
WebBasedWiFiProvisioning The SAMA5D27 WLSOM1 EK boards enables to configure the WiFi credentials over the HTML based webpage. The WILC module comes up as a Access...
Recent update of FAQ This is the recent update of FAQ based on classification defined by WebFaqBaseForm FAQ updates by Boards $ Sam9x60Curiosity: $ Sam9x75Curiosity...
Welcome to 1 Welcome to the main starting point for Linux OS on Microchip Microprocessors. Its aim is to centralize information about Linux kernel and open source...
Welcome to 1 Welcome to the main starting point for Linux OS on Microchip Microprocessors. Its aim is to centralize information about Linux kernel and open source...
This is a subscription service to be automatically notified by e mail when topics change in this 1 web. This is a convenient service, so you do not have to come...
Linux4SAM Web Preferences The following settings are web preferences of the Linux4SAM web. These preferences overwrite the site level preferences in...
WiFiProvisioningOverBLE This demo application provides demo to user on how to provision Wi Fi credentials of the Home AP via the Bluetooth low energy (BLE). This...
How to use WILC on SAM development boards Introduction This page describes how WILC devices could be used on SAM development boards.This includes various link...
Yocto Project Introduction The Project is a powerful building environment. It is build on top of several components including the famous OpenEmbedded build...
Yocto Project FAQ The obp utils do install task fails When building a distribution including the meta atmel layer, I have an error which state that the obp...
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