STM32MP1 EMMC issue in Linux
we are working on STM32MP1 in Linux .we are trying to access the EMMC from Linux by using following commandsudo fdisk -l but EMMC device is not detecting/accessing. Please help us in this regards.
Forum Posts
Installing Distribution package for 1st time.
Hi,I was downloading and installing Distribution package for the 1st time following this link: https://wiki.st.com/stm32mpu-ecosystem-v3/wiki/STM32MP1_Distribution_PackageAs I want version openstlinux-5.10-dunfell-mp1-21-03-31After source sync there ...
Is VTT - DDR3 terminal circuit required?
Hi, according to "AN5256 Application note", I think VTT -DDR termination resistors circuitry is ok to be removed. Does it mean all things relate to VTT DDR below are also safe to remove out of the design? Many thanks
STM32MP1 serial boot uart ports?
On STM32MP157f-DK2, when use UART4 which is default connect to STLink, STM32CubeProgrammer connect and work perfectly in boot serial mode.But when I change to different port (like USART3, pin PB10 and PB12 (also supported by default), STM32CubeProgra...
Resolved! STM32MP15x bare metal approach
After reading documents, I understand the practical boot sequence of STM32MP1 is BOOTROM->TF-A->U-boot->Kernel->file systemIn my use case, I prefer to use Windows and write code in bare metal, without U-boot and device tree involved. 1 I think the b...
Has anyone faced issue about bluetooth connectivity on stm32mp157c, error details in description below:
ERROR:dbus.connection:Exception in handler for D-Bus signal:Traceback (most recent call last): File "/usr/lib/python3.8/site-packages/dbus/connection.py", line 232, in maybe_handle_message self._handler(*args, **kwargs) File "/home/root/0.3.4.5/obd_...
Usage of STM32MP1xx without linux
For a new design I need a very powerful MPU device. I would like to use STM32MP1 without Linux OS. I don't need this OS. Does it make sense to use STM32MP1 for a bare metal application? Compared to STMH747, what is the performance of STM32MP1 process...
Resolved! Android: update_prebuilt fail (OP-TEE OS images)
When i use update_prebuilt cmd to build bsp component report failed,my openStDroid tags is st-android-11.0.0-2021-08-31, Can anyone help me solve this problem? error:Build and update images for primary and secondary bootloaders (programmer images) [...
Resolved! unable to upload my code to M4 core in production mode.
Hello,I have built a custom image using the Yocto project in the Dunfull branch. However, when I try to upload my code to M4 Core in production mode, it shows me this error message. However, I am able to connect to my board through SSH. So I believe ...
Resolved! About "VREF+" pin
Hi team,I am developing our PCB referring to the "STM32MP157 EVAL"(MB1263-C04 Board schematic).https://www.st.com/en/evaluation-tools/stm32mp157f-ev1.html#cad-resourcesIn the datasheet, VREF+ looks like a voltage output pin, but why is power supply...