STM32 MPUs Products and hardware related

Resolved! Accessing 40 pin header from the STM32MPU M4 side

Hello, I am looking for the right documentation for creating a custom poject using stm32mpu M4 cortex but using the peripheral connected to 40 pin header and not the Arduino connector.please let me know and also the limitation if any if i connect an ...

Resolved! I2C register map in stm32mp157f-dk2

Hi all, ​I am studying the pmic of stm32mp157f-dk2.My ultimate goal is to write a device tree structure for other pmic chip like tps65 series to replace the stpmic&i2c4{ ... stusb1600@28{ compatible = "st,stusb1600"; reg = <0...

Resolved! How to install the development packages of libxml2 and libxslt

I have a STM32MP157F-DK2 board.I have installed the distribution package from the tutorials from st.com. I want to install the lxml package which seems to need the libxml2 and libxslt development packages as dependencies, but these packages are not a...

Resolved! Ethernet fails if cable plugged in during boot. If plugged in after boot, works.

This is an STM32MP157c based board design with Micrel KSZ9021GN PHY in 100 MII mode. Have you ever seen this situation before? Here are the relevant parts of the boot, the early kernel part looks normal and the LEDs are on.... [ 2.507568] stm32-dw...

Resolved! Unable to initialize USB OTG

Hello,I am having difficulties initializing the USB OTG in the ST Ecosystem 3.1.0 with the STM32MP157C in the Octavo OSD32MP15x SiP. With the ST Ecosystem 2.1.0 there was no issue and the previous image still works on my development board. I only nee...

Resolved! u-boot with custom dts name won't boot

OpenStLinux 5.4 Dunfell 06 22 20 Boot chain of TF-A, U-Boot and kernel. I had forked the three .dts files with custom board names. TF-A starts fine.But in u-boot, hangs before it starts. With exact same dts contents just using original dts name as t...

Resolved! Why doesn't the data bus match the MPU number (DDR_DQx) in the ev1 ddr3 circuit?