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 am currently using the STM32MP157D to develop some tests. It seems that a specific U-BOOT has been developed by ST and flashed in the default factory eMMC.On this specific U-BOOT, some self-test commands are interesting.Could it be possible t...
Hi,We are using the STM32MP157CAA3 SoC in our design and are having some Ethernet issues:As we had problems sourcing the Realtek PHY from the reference design we use the microchip LAN8830T-V/PSA Ethernet PHY which should support Gigabit Ethernet.When...
Dear,Some images are not shown on STM32 MPU OP-TEE overview and STM32MP15 OP-TEE overview.Thanks!
Hi st friends: stm32mp135f-dk bord use pmic STPMIC1D, but it is too expensive than STPMIC1A.can i replace STPMIC1D with STPMIC1A
I am using Baremetal.On my custom board, I successfully loaded the driver for the OTG USB device as a printer. When it succeeded, the code size was small, so I worked on it as a test in the SYSRAM base without any issues (I did not use USBX).However,...
Hi, I usb buildroot(branch: st/2023.02.2) to buid my system.I want to know how to configure to enable secure boot.if i just enable TRUSTED_BOARD_BOOT=1MBEDTLS_DIR=$(MBEDTLS_DIR)then compile error as follow make[2]: *** No rule to make target '/hom...
The issue I am having is BKPSRAM is not retaining the information I write to it after a power cycle. I can read and write to BKPSRAM after I set it to non-secure in optee, removed the power features in pwr_regulator, and I enabled the CLK bit. I have...
Hello,I am trying to use I2C2 peripheral with DMA2 streams 2 (Tx) and 3 (Rx). I am also using OpenAMP to communicate with A7 core, which runs Linux.A short time after launch, a Hard Fault is triggered. I noticed this only happens when DMAs are initia...
Hello,I'm ustin stm32MP135F-DK and try to modify device tree Menuconfig or how to configure kernel - stm32mpuin this link I came to make ARCH=arm uImage LOADADDR=<loadaddr of kernel>And ı getting this error how can ı solve itCALL scripts/checksyscall...
Hi st frends: Yestarday I fuse the OTP PKHTH as followBut today I found the key I fuse is not the correct one. So I want to re-fuse the OTP ，it seems that can't no fuse again. is there any way to fuse the OTP this situation?
