Ask questions and find answers on STM32 microprocessors, including hardware, power, DRAM, flashing, interfacing, device tree, and peripherals.
Hello,No dev kit is available for STM32MP151x microprocessors, do you know if it is possible to replace the STM32MP157 chip by a STM32MP151 one on the STM32MP157A-DK1 ?I have read that STM32MP1 are pin to pin compatible, but I want to be sure and if ...
I am working on STM32MP1 DK2 as a Hobby Project, can anyone suggest me a complex project to get to a linux + RTOS based project developement. I want to get an hands on idea on RTOS + Linux project. I saw a video of Zephyr project with Intel which ran...
We have a custom board based on the STM32MP157 series, and are trying to get the TF-A boot chain working. We have downloaded and compiled the linux kernel, u-boot, and arm-trusted-firmware for the STLinux ecosystem v2. We can boot to u-boot, and th...
Hi AllIf you create a distribution with RTL8723BU enabled in the Linux kernel and boot, you will see the error message below.[ 30.102790] usb 2-1.2: 1f8: ff ff ff ff ff ff ff ff[ 30.106213] usb 2-1.2: RTL8723BU rev E (SMIC) 1T1R, TX queues 3, WiF...
Hello,I try to build the kernel for the first time on my Ubuntu 18.04 new install.Following the step by step Wiki build kernel.make ARCH=arm uImage vmlinux dtbs LOADADDR=0xC2000040The compilation runs fine for many files until this step.Thank you by ...
Hi, I'm trying to generate secure boot keys using native linux tools. I assumed the secureboot format would be documented, but all I found was links to STM32MP_KeyGen.I can use openssl to generate ECDSA keys, and also get publik keys out. I am at teh...
Hello,I am completely newby on embedded linux stuffs.Can any one tell me how to drive any available LED on the STM32MP157C-Dk2 board by using the linux shell commands.Unfortunatelly i did not find the information on the wiki stm32mcu.Thank you by adv...
Hi all.I want to prevent the contents of "RETRAM" from being erased when I run the firmware with m4 rproc on "OpenSTLinux"."RETRAM" is powered by the battery through the VBAT pin to maintain data.To this end, TF-A was also modified to set and maintai...
I have a pair of DK1 boards I just received that I wanted to get working with wifi direct, but neither even can show a wlan0 interface. In the past I have used a DK2 with buildroot and got the wlan0, and a coworker used stock yocto build on the DK2 a...
Hi：Anyone familiar with this issue?When I plug in the network cable, the following information will be printed later:[ 373.607360] ------------[ cut here ]------------[ 373.610551] WARNING: CPU: 1 PID: 0 at net/sched/sch_generic.c:447 dev_watchdog+...
