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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STM32MP151 change default UART
We want to change default uart from UART4 to UART8,from:aliases { ethernet0 = ðernet0; serial0 = &uart4; .... };we changedserial0 = &uart8;and implement uart8 as below:&uart8 { pinctrl-names = "default", "sleep", "idle"; pinctrl-...
Got the error, When Build kernel images (uImage and vmlinux) and device tree (dtbs)
when I Build kernel images (uImage and vmlinux) and device tree (dtbs)$> make ARCH=arm uImage vmlinux dtbs LOADADDR=0xC2000040 O="$PWD/../build"Got the following error WRAP arch/arm/include/generated/asm/simd.h UPD include/config/kernel.release U...
Resolved! How to set "TRUSTED_BOARD_BOOT=1" without "TF_A_SIGN_ENABLE=1" with yocto build?
Hi @OlivierK ,I am using openstlinux ecosystem release v3.1.1 and trying to use secure boot feature with yocto and as per https://wiki.st.com/stm32mpu-ecosystem-v3/wiki/TF-A_overview we need to set "TRUSTED_BOARD_BOOT=1".We need use "TF_A_SIGN_ENABL...
IWDG not able to trigger reset in U-Boot/Kernel
On an STM32MP157C the IWDG is setup correctly, but when I trigger an endless loop in U-Boot or a panic in the Kernel, after the timeout the reset does not work. All I know is that the debugger shows a Vector catch. In OPTEE OS the reset works. Is thi...
Resolved! extlinux.conf can't chose uInitrd boot
hi st expertI am porting openstlinux for my robot board, I found that the system froze after uboot selected the extlinux file, and then rebooted after a while，the uart log :Do I have any debugging means to analyze where the current problem is? than...
STM32MP1 Starter Package Boot Failure: "EXT4-fs error"
I followed the instructions here with a STM32MP157F-DK2 board till before step 8, with a serial console to the board set up. However, instead of booting into "root" as described, from the console output my board enters "emergency mode", and the last ...
Watchdog restarting issue in STM32MP157.
Hello We are implementing WWDG watchdog in our custom board to cortex-M4 core in cubeIDE tool. We initialise the following registers -> enable the clock to WWDG -> In control register enable the Watchdog enable bit and watchdog counter. -...
I connect mp157&M4 to the fpga. I design the qspi using the dual bank mode, in memory map mode. but I can't get the detail timing diagram.
When I design the FPGA interface, I need the detail timing para. when M4 in memory map mod. Where can I get the docu? thank you
Resolved! How to get terminal on STM32MP157D-EV1? The COM port cann't be seen from the host PC.
The board is set up as follows, and USB of ST-Link V2-1 is connected to Host PC. when using Linux host pc , /dev/ATM* devices not recognized.So I used a Windows PC, but it is not recognized either.Do I need to install a special driver to recognize ...
