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.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Resolved! stm32mp157c-dk2 how to add gpio buttons to CN2 connector?

Hello,I'd like use several gpio buttons to onboard CN2 connector (STM gpios PF0, PF1, PF3, PF4, PF6, PF8). So I've add following string to stm32mp157c-dk2.dts filebuttonkeys {      compatible = "gpio-keys";      left-key {         label="Left key";  ...

Alex Mach by Associate III
  • 2017 Views
  • 7 replies
  • 0 kudos

Resolved! Ethernet connection

I am following the link https://wiki.st.com/stm32mpu/wiki/Getting_started/STM32MP1_boards/STM32MP157x-DK2/Let%27s_start/Execute_basic_commandsi have connected the board to a LAN and the following result is obtained:Why don't i see the "inet xx.xx.xx....

0693W000006EnjcQAC.png
SMang.1 by Associate II
  • 1239 Views
  • 2 replies
  • 0 kudos

Resolved! UBoot SPL DDR Testing on STM32MP157FAD1 error stm32mp1_clk_get_id: clk id 142 not found

I am building uboot spl for DDR testing of a custom board based on the STM32MP157FAD1 MPU. The design uses I2C6 to communicate with the PMIC. The following error occurs: "stm32mp1_clk_get_id: clk id 142 not found". Any suggestions on why the I2C6 clo...

TStru.1 by Associate II
  • 2404 Views
  • 8 replies
  • 0 kudos

Resolved! MMC Device 0 not found

Hello,I have a custom board with an eMMC on it and with no SD card available. In the U-Boot device tree I have the following line (On sdmmc2 is my eMMC):aliases{ mmc0 = &sdmmc2; };The U-Boot seems to partly have a problem with it. ​Commands like "mm...

alenik-mm by Associate II
  • 4024 Views
  • 4 replies
  • 0 kudos

IPCC when freeing Channel

Hi,i have a question regarding to the IPCC Communication and the OPENAMP_check_for_message(); function. For example iam sending data from A7 to the M4. So the A7 will cause an RXO Interrupt at the M4. Now my Question ist when this Interrupts is clear...

YRink.1 by Associate II
  • 1258 Views
  • 3 replies
  • 0 kudos

Mainline Linux fails to set up FS OTG

Hi there,After following this tutorial (and updating the compatible string): https://wiki.st.com/stm32mpu/wiki/OTG_device_tree_configurationI've managed to create a patch that adds these nodes to my device tree:... +&usbphyc { + status = "okay"; +}; ...

JGuy1 by Associate II
  • 1755 Views
  • 3 replies
  • 0 kudos

Resolved! What will be the correct steps to modify the dts file (stm32mp157a-dk1.dts) and deploy to the deploy/images for flashing to sdcard

My goal is to add i2c5 in the dts for userspace access however it is not visible at /sys/bus/i2c/devices. My steps are as follows:1) bitbake virtual/kernel -c devshell2) in new shell, modify the arch/arm/boot/dts/stm32mp157a-dk1.dts3) in new shell, m...

JLeun.1 by Associate
  • 1149 Views
  • 2 replies
  • 0 kudos