Ask questions and find answers on STM32 microprocessors, including hardware, power, DRAM, flashing, interfacing, device tree, and peripherals.
Product: STM32MP153CAA3we are trying to debug the Cortex M4 over the SWD Interface. The setup of the Bank0,1,2 is configured correct (Engineering Mode) . During the analysis of SWD we see that Debugger fails to access ROM Table (Address: 0xE00FFFE4, ...
Hello,we are using STM32MP157AAA for our custom board.we are trying to boot from uboot 2021-10 version facing an issue like MMC card not found. But in the same board from uboot 2018 version it is working fine.Please help us in this regards.please fi...
We have a custom board based on STM32MP157 MPU and running AOSP, with AUO G101EVN010 LCD-TFT panel using an LVDS to LTDC converter for interface.Setup of the system is done using the STM32MP1 distribution for Android. I am able to get the panel to di...
Using the STM32MP157 development kit, I have configured two "GPIO Analog" lines that are exposed through CN13 (pins 1 and 2).I am trying to set these up as such. From going down the rabbit trail of documentation:https://wiki.st.com/stm32mpu/wiki/GPI...
We are using ST32MP153 running mainline linux on the A7 cores. And we want to use the M4 for realtime processing and output. Therefore some resources shall be used by Linux at the A7 cores. Some by the M4. If we get it right, ST's solution for that i...
Hi Team,We are trying to boot the STM32MP157A-EV1 board with our eMMC device, but it is booting intermittently.As per our debugging the failure case, eMMC device will respond ACK within ~15ms but ROM code disable the CLK in ~50ms(before downloading t...
Board: STM32MP157F-DK2Distro: st-image-weston with kernel 5.15.67 (Starter Package)root@stm32mp1:~# modprobe rpmsg_tty root@stm32mp1:~# modprobe rpmsg_char root@stm32mp1:~# lsmod | grep rpm rpmsg_char 16384 0 rpmsg_tty 16384...
Hi,my situation is this:We want to use a "liveSD" image and boot from emmc by default if "liveSD" isn't found.The SD card should be inserted even if it is not a "liveSD" card, boot eMMC should be running.I know we could override the OTP boot sequence...
I am testing lan by connecting usb ethernet (LAN7850) to stm32mp157f-dk2 board.Drivers microchip.ko and lan78xx.ko are loaded automatically and device eth1 appears normally.But when I connect or remove the cable to the lan port it doesn't recognize i...
I'm now trying to read OTP 13~15 from remoteproc driver to enc/decrypt m4 firmware.From NVMEM overview. I learn below informationOTP 13~15 are non-secured areaThe name of device is "stm32-romem0"NVMEM kernel APII can successfully get OTP 13~15 from ...
