Flashing OpenSTLinux on STM32MP157F-DK2
Hello,Im having an issue with flashing of OpenSTLinux on STM32MP157F-DK2 ------------------------------------------------------------------- STM32CubeProgrammer v2.21.0 ----------------------------...
STM32 MPUs Products and hardware related
Ask questions and find answers on STM32 microprocessors, including hardware, power, DRAM, flashing, interfacing, device tree, and peripherals.
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STM32MP257F-DK - Wakening From suspend-to-RAM
We ordered an STM32MP257F-DK evaluation board - DigiKey part number "497-STM32MP257F-DK-ND" - on 25 September 2025 and had it delivered to Zürich.On 15 October 2025 we ordered the same ST STM32MP257F-DK evaluation board with DigiKey part number "497-...
Need help with SAI DeviceTree - STM32MP135F - TI TLV320AIC3254
Hi,I need help to setup the DeviceTree for our custom board using STM32MP135FAE7 and TI TLV320AIC3254.I have read the Wiki about SAI and read and tried to implement SAI using these posts as reference:https://community.st.com/t5/stm32-mpus-products/st...
STM32MP257 Wiki: Empty page for M33 how to build/debug in CubeIDE
This page is currently empty: How to build and debug boot project on STM32MP25 CortexM33 in STM32CubeIDEHere's how to get to the page:STM32MP2Dev | Product - STMicroelectronicsClick on the first Wiki link (9 of 9), then you get to this page:How to ...
M33-TD: How to setup Yocto project
How can I build the M33TD Yocto images from sources?stm32mp2-m33td-openstlinux-6.6-yocto-scarthgap-mpu-v25.06.11 I managed to build the A35 flavor following this excellent summary:Solved: stm32mp257f-EV1 yocto - STMicroelectronics Community But now I...
Resolved! stm32mp257f-EV1 yocto
Can someone explain how to build own custom yocto linux ?I have experience with raspberry pi, but stm32mp2 have none normal explanation.I have cloned from git scarthgap branch of poky, meta-openembedded, meta-st-stm32mp and meta-st-openlinux. Also, I...
USB3DR Peripheral Mode on STM32MP257F-DK
Hi all,I'm trying to get a USB Gadget device working in Linux on the STM32MP257F-DK board to expose a Mass Storage device to another system. I'm trying to use CN15 for this function but I can't get the bound gadget to show up on the other side of the...
Serial boot via the TAMP_REG for STM32MP257F
In accordance with the booting procedure for STM32MP2 https://wiki.st.com/stm32mpu/wiki/STM32MP2_backup_registers#Boot_mode_selection_feature ROM analyzes the BOOT_MODE register and decides to switch to serial boot mode: "The ROM code executes a seri...
RSET value
My design is based off STM32MP257F-EV1. In which a RTL8211F-CG Ethernet Transceiver is used. My question is on Pin 39 (RSET) of the transceiver. A 2K49 resistor is used. Where does this value come from? Is it a recommendation from Realtek supplier?
STM32CubeMX: DDRCTRL/DDRPHY Speed_Bin Updated but Device Tree DTS Not Modified
Description:When configuring DDR parameters for STM32MP257 in STM32CubeMX, I changed the DDR speed bin:Speed_Bin: DDR4-3200AA 22-22-22 → DDR4-2933Y 21-21-21After generating the code:The device tree were updated correctly according to the new timing ...
