STM32 MPUs Products

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"Modify, rebuild and reload the Linux® kernel" not working

Hello, I have received a STM32MP157F-DK2 so I develop a program to send data through the SPI port toward other device (like a STM32 nucleo, maybe).Reading about this first device I saw that example code won't work there but I should use spidev on ope...

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OGiov.1 by Associate II
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  • 6 replies
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Start M4 firmware automatically

Hi!I am using STM32MP157C-DK2 and i want to start the coprocessor from bootloader (I have readed the wiki page). First, I have done it manually and everithing works fine:I have changed kernel m4_rproc:&m4_rproc{ /*Restriction: "memory-region" proper...

JIrao.1 by Associate
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  • 3 replies
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Resolved! STM32MP1-CortexA7 SDMMC1 TxUnderrun Error

Hi, community.​I am trying the SD UHS-I mode on your evaluation board(STM32MP157F-EV1), but it does not work.Q1. Does HAL support UHS-I?​Q2. Is it necessary to enable SDMMC_CLKCR_SELCLKRX_1? (when using STM32MP157F-EV1 board)Q3. What is the reason wh...

TSens.1 by Associate II
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  • 1 replies
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How to enable/disable pwr_sw1 and pwr_sw1 via sysfs?

We need to enable/disable pwr_sw1 and pwr_sw1 preferably via sysfs:vdd_usb_sw: pwr_sw1 { regulator-name = "vdd_usb_sw"; };   vdd_sd_sw: pwr_sw2 { regulator-name = "vdd_sd_sw"; regulator-always-on; regulator-boot-on; regulator-acti...

johnnyc by Associate III
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  • 1 replies
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Arm Trusted Firmware: Optimizing boot time with Yocto

Hi everyone,I'm trying to optimize the boot time of tf-a with Yocto but don't find much information on the web. Currently tf-a takes about 1s from the point in which it is read from NOR to the point it loads UBoot from same NOR. I optimized the Linux...

Resolved! GTK application does not show the image

Hi! I am using STM32MP157C-DK2 board to create an application on the screen (using GTK library). My idea is to create a window with the following image inside:Created code:#include <gtk/gtk.h>   int main(int argc, char **argv) { GtkWidget *window...

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TArre.1 by Associate III
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  • 2 replies
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