Ask questions and find answers on STM32 microprocessors and dedicated embedded software solutions, such as Yocto SDK, Qt, and OP-TEE.
Hello,I'd like to drive a DSI panel using STM32MP157AAC Rev.Z.I have no problem with the panel in the u-boot and everything is ok [i can see the u-boot splash screen].So the hardware on both sides [board and panel] is ok, the panel init sequence, dts...
Hello!I see many having similar issues, but I have have yet to find a solution to the reason my boot is not happening.ATF: v2.2-stm32mp-r2.1U-Boot: 2021.01Linux: v4.19-stm32mp-r3.3Works just fineATF: v2.2-stm32mp-r2.1U-Boot: 2021.01 (Edit: and v2020....
Hello,I have a custom board based on STM32MP151c with an eMMC on it (no SD card). The eMMC is successfully found in the U-Boot and has the following partitioning:part list mmc 0 Partition Map for MMC device 0 -- Partition Type: EFI Part Sta...
Hi!So I was reading the wiki here https://wiki.st.com/stm32mpu/wiki/How_to_configure_system_resourcesand they tell you to use PERIPH_LOCK, which is a function that can be found here:https://github.com/STMicroelectronics/STM32CubeMP1/blob/1.3.0/Projec...
I have modified STM32MP157C-DK2 board with NAND flash connected through FMC and it works properly with linux kernel 5.4-stm32mp-r1. I notice that there are some changes to FMC in 5.4-stm32mp-r2 and tried to build my custom linux using the newer relea...
I am configured both the FDCAN interfaces on the STM32MP1 discovery board with the settings below using STM32CubeMX. FDCAN1: PA11 (RX) PA12 (TX)FDCAN2: PB12 (RX) PB13 (TX)But I can't seem to get any data from either interface. I have a logic analyzer...
HelloI built a Yocto based image for my stm32 and made sure that the required packages were installed. When I flashed my Image some packages were not found although before building the image I checked the list of packages to be integrated with bitbak...
Hi All,i am have a usb drive enabled in stm32mp1, which works only as a pendrive,but when i connect mouse or keyboard , kernel is not detecting the device.but if i do same procedure in ubuntu machine, the usb port detect pendrive and mouse.what i am ...
HelloIn many instances (TF-A, U-Boot, Kernel, FlashLayout_emmc.tsv ...) it is assumed that there is an SD card called "mmc0" and optionally an eMMC "mmc1". Now we ONLY have an eMMC and NO SD. This means that the eMMC is called "mmc0" and not "mmc1". ...
Hi, I am using stm32F767zi controller board with STONE 15" display. We are having trouble receiving data from the LCD panel. When we try to receive registry entry (8 Bytes) the system works fine, but when we try to read the variable register, the rec...