STM32 MPUs Products and hardware related

Resolved! Fail to reset from linux

I'm having trouble resetting the board from linux.Not using a PMIC but discrete power supplies.I followed the app notes and errata, connecting the NRST and CORE_NRST pins with a cap then later a 0R resistor.I'm using a single 100nF cap on NRST.I can ...

Resolved! DP83867 phy clock problem (don't bring up)

Hi, I'm MesutI'm working STM32MP157C and use DP83867IRRGZ Ethernet Phy in RGMII Mode. There is no 125 MHz from CLK_OUT of DP83867IRRGZ on default mode.But STM32MP157C need 125 MHz on its PG5 pin. For STM32MP157C we must provide a 125 MHz clock from ...

Resolved! Can STM32MP157C support 1Gbytes DDR3L RAM in 512Mx16 Configuration? For example Micron Part MT41K512M16VRP-107 IT?

Resolved! Booting linux kernel with different device tree?

So it looks like Uboot supports /boot/extlinux/extlinux.conf boot menu file on STM32MP157-DK2 board? But does it support FDT entry used to specify device tree file to use? Or I have to rebuild the kernel anytime when I want to make small changes to d...

Resolved! How to install crontab on Stm32mp1? Inside starter package rfs, I found this file /etc/cron.daily/apt.apt-compat.cron.daily but crontab is not present: root@stm32mp1:~# crontab -sh: crontab: not found so the file will never be executed, am i correct?

I can't install crontab with apt-get installapt-get install cron Reading package lists... Done Building dependency tree Reading state information... Done E: Unable to locate package cronWhat do you suggest?

Resolved! Systemd Service to Launch Cortex M4 Firmware from User-space of OpenStLinux

Hello, I am working with STM32MP157 device based on OpenStlinux. Everything is working fine on the main processor and the cortex M4 MCU. Now I am trying to create a systemd service to launch the M4 firmware with systemctl commands from the user space...

Resolved! Kernel initialization problem - timeouts

Hi,I'm trying to make a custom board boot, using buildroot with all the official ST releases (tf-a, u-boot, kernel) but it's getting blocked at some point.[ 0.911310] stm32mp1_rcc 50000000.rcc: deferred probe timeout, ignoring dependency [ 0.92...

Resolved! stm32-dwmac: Support of multiple VLAN ids

Hi,we have designed a custom board, based on STM32MP151 and OpenSTLinux 5.10. On this board we use the switch NXP SJA1105S with 3 phys and a MAC-MAC interface between the MPU and the switch. All ports are configured for RGMII mode. At startup(via mod...