Ask questions and find answers on STM32 microprocessors and dedicated embedded software solutions, such as Yocto SDK, Qt, and OP-TEE.
Hi all,Following the guide at https://wiki.st.com/stm32mpu/index.php/How_to_create_your_own_machine, I generated Device Tree .dts files using STM32CubeMX (version 6.14.1) for the STM32MP257F-EV1 board (selected via Board Selector) in a project named ...
Hi I am currently working with an STM32MP135F-DK development board. My goal is to compile and execute a simple C program on this board.While I have successfully booted the board and updated the operating system using my laptop, I am finding it diffic...
how to configure the device tree(gpios,timers and other peripheras) of STM32MP257F-EV1 for yacto build custom linux ,core-image-full-cmdline
Dear ST Developer Support,I am currently developing in a bare-metal environment on the STM32MP257F-EV1. I’ve encountered an issue where I am unable to write to RAM or flash memory."Despite using STM32CubeIDE (with ST-Link), memory access to RAM and f...
Hi all,I'm currently looking to get Trusted Firmware-M (TF-M) running on the Cortex-M33 core of an STM32MP257F-DK board. But I couldn't find an example for it.My plan is to adapt the existing TF-M port for the STM32MP257F-EV1 board as a reference. I'...
Hi,I have enabled iwdg2 in tf-a, uboot (PV="v2023.10-stm32mp-r1") , optee (version 4.0.0-stm32mp) and linux kernel(ver. v6.6-stm32mp) device trees for STM32MP133F. iwdg is enabled in non-secure world only.&iwdg2 { status = "okay"; /* USER CODE BEGIN...
Hi ST community!I am porting our Yocto bsp to the latest st scarthgap (openstlinux-6.6-yocto-scarthgap-mpu-v25.03.19) for our custom modules based on a stm32mp157c. When I source the Yocto SDK, the error is shown: [SDK ERROR] Issue to optee export-us...
I am conducting tests related to ThreadX using the 135 DK as a reference. I'm applying ThreadX-related content through Cube and testing it, but the thread doesn't exit from tx_thread_sleep. I've compared with the demo source and even followed the ste...
Hello everybody,For the past few days I am trying to setup up an external codec with STM32MP257F-EV1 dev board. The codec of choice is the Cirrus CS47L35 and I can find a driver for in in OpenSTLinux.With my STM32MP25 and SAI2 interface I want to ope...
Hi,we are realizing a project in which we show a splashscreen image during startup. This is done in uboot with the command "bmp display" by using the simple-panel and simple-framebuffer driver.This works fine until the kernel starts up to a certain p...
