Resolved! how to configure device tree for ST32MP257F-EV1
how to configure the device tree(gpios,timers and other peripheras) of STM32MP257F-EV1 for yacto build custom linux ,core-image-full-cmdline
STM32 MPUs Embedded software and solutions
Ask questions and find answers on STM32 microprocessors and dedicated embedded software solutions, such as Yocto SDK, Qt, and OP-TEE.
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STM32MP257F-EV1 baremetal(Cortex-M33 core)
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...
Trusted Firmware M for STM32MP257F-DK
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'...
Watchdog OPTEE Panic when stopping in u-boot
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...
export-user_ta is missing in yocto SDK
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...
stm32mp135-DK Test ThreadX
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...
STM32MP257F-EV-1 external sound codec and `deferred probe pending` for sound card with SAI
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...
STM32MP1: Flicker-free Bootscreen / Splashscreen during startup
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...
STM32MP2 ECO 6 USB Gadget STM32MP257F-DK board locks up and freezes
stm32mp2-openstlinux-6.6-yocto-scarthgap-mpu-v24.11.06.tar-gz from ECO 6.0 and only enabling the USB gadget drivers in .config, rebuilding the kernel and modulesThe board freezes :1. When the gadget driver is loaded and USB cable to host is plugged ...
STM32MP257F-DK + CYW55572
Hi there,We are trying to porting the linux driver of STM32MP257F-DK + CYW55572 based on kernel 6.6.48.The ST Linux SDK kernel 6.6.48 is from https://www.st.com/en/embedded-software/stm32mp2dev.html#The target board image on eMMC is from https://wi...