Hi,I have a current project using the M7 that I need to port over to the A7. The goal is to be running bare-metal code on the A7, like we are on the M7. Currently, I am following this open source guide to run bare-metal on the A7 and it seems to work...
Hello.I developed my own board based on A-DK1 board using STM32MP157CAC and MicroSD, PMIC, Ethernet and DDR periphery. When I connect my plate to the usb with sd-card (st-link 2.1) I always receive the message:PANIC at PC : 0x2fff2d17Exception mode=0...
I've been trying to build-time reserve a 64KiB memory region anywhere between 0xC0000000 & 0xDFFFFFFF for the Cortex-M4 core using a device tree reserved-memory node. I've tried 0xC0000000, 0xD0000000 & 0xDFFF0000 but each time U-Boot fails either du...
Hello. I have used the STM32MP157A-DK1 this year and I have learned to work with it. Now I develop my own PCB with STM32MP157CAC3. There is a 12-V external power supplier in it. I do't use USB Type-C. Can I do like this? I care about pins USB_PWR_CC1...
Hello ST People !I'm looking for information / possiblity to use SPI (via spidev & ioctl) in Linux user space with DMA.We have to transfert lots of data (4000bytes at one time, very very often) to a fpga, very quickly and we are facing latency issue ...
I have been trying to compile an image in Yocto with a custom machine to load my own device tree, but when trying to compile I always get the same error, here is a log: Log data follows:| DEBUG: Executing shell function do_configure| gtkdocize: neith...
HI. I have a custom board that basically identical to the PDKWe Made 2 Boards for test.One starts up OKThe Other failsSection of Console belowThe section of interest is the lineINFO: CPU 0 IT Watchdog 2 and soThe Same SDCard in both.Must be a hardwa...
When compiling the U-boot, these four commands are used:PC $& gt; export KBUILD_OUTPUT=.. /build/stm32mp15_trustedPC $& gt; export DEVICE_TREE=stm32mp157c-dk2PC $& gt; make stm32mp15_trusted_defconfigPC $& gt; make alluse the first: export KBUILD_OUT...
I am trying to read/write the QuadSPI flash on the EV1 from the CM4 controller. I am able to flash and boot from the QuadSPI memory using STM32CubeProgrammer, but when I try to use QuadSPI init code ported from another ST chip (STM32H750), it hangs ...
I need to connect a Waveshare Electronics 5.5" HDMI AMOLED display that does not provide it's supported modes, their website states it needs to be configured manually with the followingmax_framebuffer_height=1920max_usb_current=1config_hdmi_boost=10h...