Ask questions and find answers on STM32 microprocessors, including hardware, power, DRAM, flashing, interfacing, device tree, and peripherals.
Hi All,i am getting watchdog Device or resource busy in stm32mp1root@mp1som:~# dmesg | grep watchdog[ 2.108020] iwdg 5a002000.watchdog: unable to set timeout value, using default[ 3.642347] iwdg 5a002000.watchdog: timeout skrinked to 1[ 3.64758...
Hi All,In STM32MP1, i have following two problem related RTC 1. Kernel spaceRTC is working fine for me only when i enter following command at every power up , else the default RTC date show local time.hwclock --localtime --hctosys-- makes RTC works.r...
I am not using OTG (Only host USB's) in the PCB I connected OTG_VBUS to GND. Is this problematic? I saw that it should be left open but not sure if it is connected internally
followed stepshttps://wiki.st.com/stm32mpu/wiki/STM32MP1_Distribution_Packagegot following build error| /home/ubuntu-test/GIT_TEST/openstlinux-5.4-dunfell-mp1-20-06-24/build-openstlinuxweston-stm32mp1/tmp-glibc/work/cortexa7t2hf-neon-vfpv4-ostl-linux...
Hi,I tried to follow setup for secure boot as detailed here: https://wiki.st.com/stm32mpu/wiki/STM32MP15_secure_bootI'm working with Linux host PC running Ubuntu 18.04The 1st thing was to try generating keys.For this I tried to use "STM32MP_KeyGen_CL...
I want to use a SIP with ST32MP153 and it uses PC13 to PMIC wakeup, PC1 is used for MDC so I'm left with only PI8 so can't use active tamper.I sit possible to use Ethernet without MDC so I can use PC1 for active tamper with PI8?
I use STM32MP151CAA3 Cortex-M4 on my custom board.I have created Linux image running on my custom board.In the case that the SD card is inserted for the first time, Linux image is running successfully.However, in the case that I turn power off and p...
Hi all,I'm runnig the example 'OpenAMP_TTY_echo_wakeup' on a STM32MP157C-DK2. My question is regarding the Option 5) in the readme.Here we put the system into standby and wake the CA7 up then. Afterwards there is no FW running no the CM4.My Question:...
I was hoping to find any examples/pre-built applications which can be run off the SD card to simply turn on an LED or so, for the STM32MP157A dev kit. Can anyone point me to any resources like this?
