Ask questions and find answers on STM32 microprocessors, including hardware, power, DRAM, flashing, interfacing, device tree, and peripherals.
Hello!Board: STM32MP157F using STM32MP15-Ecosystem-v3.1.0We are using SPI4 to interface and control a FPGA by a custom SPI protocol driver.This works great!To get faster data transfer the QSPI interface should be used. The FPGA will deliver data with...
Hello,I've got problem with startup Display from Powertip. I added some commands to library ili9881c acording to datasheet by patch. After startup kernel [ 1.604819] [drm:dw_mipi_dsi_stm_probe] *ERROR* Unable to get peripheral clock: -517[ 1.724139] ...
Hi everyoneI am trying to modify the Kernel during the Distribution Package method (compiled from Yocto directly to the image)I have followed the information in the following pages:https://wiki.st.com/stm32mpu/wiki/WLAN_overviewhttps://wiki.st.com/st...
I want to power 5V to the discovery kits through pins 2 and 4 on CN2 connector. Is that ok? Any recommended circuitry?
Hello,I just wanted to let you know there is an error in the tamper driver written for Tamper configuration in TF-A fork repository.When enabling an external tamper in passive mode, the configuration is writting the passive mode in the wrong register...
Hi,I am currently trying to make some changes in the kernel form the latest openstlinux development package v3.1.0. I have one query ; when we compile kernel modules are there still certian modules which do not get compiled?I can see that after compi...
build erro info:Missing u-boot-stm32mp157a-dk1-trusted.dtb file in folder: '$FIP_DEPLOYDIR_UBOOT' or '$FIP_DEPLOYDIR_ROOT/u-boot'/home/wangdaan/Desktop/workspace/Developer-Package/stm32mp1-openstlinux-5.10-dunfell-mp1-21-03-31/sources/arm-ostl-linux-...
Hi again,that's how i understood it so far, correct me if i'm wrong:openstlinux on STM32MP1 uses arch_sys_counter as clocksourcecat /sys/devices/system/clocksource/clocksource0/available_clocksource arch_sys_counterwhich also serves as clock source ...
