Ask questions and find answers on STM32 microprocessors, including hardware, power, DRAM, flashing, interfacing, device tree, and peripherals.
We have own MP157 based module and it sometimes hangs after NRST during debug. It doesn't respond to JTAG DAP, further NRST pulses doesn't help but NRST_CORE helps. It seems as errata "Incorrect reset of glitch-free kernel clock switch". We tried sw ...
dts:in M4:I find the SPI1 doesn't work.
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...
