If It is the first time the boot chain is starting but fails, please see the classical pitfall below to get helpYou can also visit the FAQ STM32MP1 bring-up procedure to have more information on how to start.https://community.st.com/t5/stm32-mpus/faq...
You have a STM32CubeMx project created for an old STM32MPU ecosystem release and you want to upgrade your project in a new ecosystem, If so, you are in the right FAQ.Additional resources : FAQ : STM32MP1 - How to create a device tree adapted to your...
1. Purpose The objective is to create the device tree files for each component: TF-A, OPTEE, U-boot, kernel - adapted to your design.From a STM32CubeMX project with the STM32MPU part number of your design, it is possible to create minimal device tree...
The new design board is received and you wonders how to get started.Design is composed of STMP32MP1x, DDR RAM , STPMIC1 for power supply, a boot flash device.How to configure the boot loaders to your application ?What to check if the boot chains fai...
What is the method to validate the STM32MP1-DRAM path on your PCB ?Is manual DDR PHY tuning using STM32CubeMX DDR tuning still needed ?Where to find the DDR test suite binary and the relative documentation to run the tests ?ST, to help the PCB design...
Contents: Which OpenSTLinux release should be used?Should we move to the next version of OpenSTLinux?Information on firmware update supportHow to monitor patches Guidelines that may assist you in your decision-making process STMicroelectronics OpenS...
In the below sdmmc info command, we see timing spec is "mmc DDR52", whereas clock frequency on SDMMC_CK pin is only at 12.5 MHzwhy ? root@stm32mp151c-oeswa63:~# cat /sys/kernel/debug/mmc0/iosclock: 25000000 Hz >>>> is SDMMC kernel clock a...
During ethernet bring-up with Linux you get the following error : "stm32-dwmac 5800a000.ethernet: Failed to reset the dma"What does it mean ?How to configure in Linux and in u-boot the STM32MP1 ethernet clocks for the Ethernet PHY ? How to check the ...
Edimax EW-7811UN V2 WiFi dongle is not supported by default on OpenSTLinux distribution STM32MP15-Ecosystem-v3.0.0 release (Linux kernel version 5.10.10).What are the steps to enable it on this release ?This article describes the steps to: Enable sup...
Summary This overview is created to assist you on building a PCB design. STMicroelectronics recommends to utilize these resources available for your design. See below for a list of resources to assist you. Documents Getting started application notes...
Where can I find STM32MP1 workshop MOOC ? Is the VMware Virtual Machine up-to-date with the latest OpenSTLinux and tools ? Are the workshop hand's on also up-to-date ?STM32MP1 MOOC Workshop is available on st.comhttps://www.st.com/content/st_com/en/s...
Introduction STMP32MP1 security solution provides some bricks to bring security features from which you can build your own adapted solution. The security blocks developed in this FAQ are available in https://wiki.st.com/stm32mpu/wiki/Security_overv...
Do we have to use the STPMIC with the STM32MP1?No, as an alternative it is possible to use discrete voltage regulators instead. Both solutions have some pros and cons.STPMIC significantly simplifies hardware design, offers advanced features such a...
Do you have any application notes about the STM32MP1 low power modes (standby and vbat ) ?Any information to understand the power management in OpenSTlinux distribution ?Any hardware design examples demonstrating power management with STPMIC ?First o...
How to configure and drive at run time a "generic" GPIO a standalone GPIO (not connected to peripheral) ?How to configure an internal pull-up for LED for example. BackgroundTwo frameworks are available to configure and control a given pin: pinctrl a...
There are different power supply design solutions possible to supply the STM32MPx microprocessors. For the supply of the microprocessor, ST recommends the dedicated power management IC, the STPMIC1 for the STM32MP1x family and STPMIC25 or STPMIC21 fo...
The signal integrity is mostly ensured if the design follows the recommended length constraints and other rules in explained in the below routing guidelines. AN5431: The STPMIC1 PCB layout guidelinesAN5122: STM32MP1 Series DDR memory routing guideli...
The §LCD-TFT display controller in STM32MP157F datasheet or in STM32MP135F datasheets states that maximum display resolution for the LTDC controller is WXGA (1366×768) @ 60 fps or up to Full HD (1920 x 1080) @ 30 fps with RGB888 pixel format. So, th...
