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STM32 MPUs Products and hardware related

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U-Boot doesn't find SDMMC1 (mmc0)

Hi,I have a problem while trying to bring up my board, which is based on the STM32MP157A-EV1.What I'm doing is trying to flash the board with the same method as in the Starter Package, so I created a copy of the appropriate *.tfv file changing the na...

j_gil by • Associate II
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  • 7 replies
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Resolved! Error --"-sh: echo: write error: Device or resource busy" while running app 'OpenAMP_TTY_echo_wakeup' on board STM32MP157C-DK2

I'd like to test the standby mode on the board ​STM32MP157C-DK2,so I run the application 'OpenAMP_TTY_echo_wakeup' by following the doc -- readme.txt  in STM32Cube MP1 package. However ,once I run the command  $ echo mem > /sys/power/state  to move C...

SElle by • Associate II
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  • 11 replies
  • 1 kudos

Interrupt does not occur when EXTI and OpenAMP used together. The board listens rpmsg channel and does not see button interrupt

Hi everyone,I am newbie in embedded linux, sorry if I ask dummy question and I try to combine GPIO EXTI and OpenAMP examples of Stm32Mp157C-DK2. I have completely run both examples alone however when I combined them, the interrupt due to the button p...

HArsl by • Associate II
  • 726 Views
  • 3 replies
  • 0 kudos

Resolved! to exit low power mode - stm32mp157c

Hello,I read the related wiki page and low power mode document.I can enter low power mode with the command "echo mem > /sys/power/state". Thats great.My M4 program is still running in the background. I am reading a sensor in this program. If it reads...

IYetk by • Associate III
  • 697 Views
  • 2 replies
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