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Issue regarding DDR3

HelloI'm using stm32mp157aaa3 processor in our custom board.And I'm working on DDR3L with arm-trusted-firmware(V2.5) ddr3 routines as my reference code and reference manual(RM0436) and Application not(AN5168).When I am hard-coding the register values...

m4projects-stm32mp1-1.6.0 fetcher failure

Hi,I'm trying to build core-image-minimal yocto project for my STM32MP157D-DK1 board according to digikey tutorial and I stuck at fetching m4projects dependency. Does anybody faces and resolved this issue?My build conf:Build Configuration:BB_VERSION ...

dnj by Associate III
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Resolved! TF-A hangs on stm32mp157d-dk1

Hello all, As part of the evaluation of the 32MP15 series, I was trying to build the u-boot and TF-A binaries. I tried the u-boot SPL bring up and it seems to be working fine (except for failure to launch the Linux Kernel, as per your late updates). ...

Resolved! STM32MP131FAF7T how to program PMIC

I have a custom built  STM32MP131FAF7T board and can't set my VOUT2. The only line that is down is my VDD DDR Lines since I can't program my PMIC (STPMIC1DPQR) to have the VOUT2 to be 1.35 volts instead of 1.1 volts. My VCPU is at 1.2V, VDD is at  3....

T_Dodd by Associate
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DCMI resolution on STM32MP157c ?

I'm trying to use an ADV7280 videodecoder with DCMI and embedded linux on a board based on STM32157c-dk2. The decoder should output 720x576 picture resolution with the camera (PAL,CV) attached. However the DCMI seems to be in 'normal mode' which allo...

Ronte.1 by Associate II
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SPI5 clock in STM32MP151

Working on setting up SPI bus and get a connection to ESP32C6 WiFi/BT module. Trying to configure SPI5 clock in device tree for STM32MP151. Have used different sources (HSI, HSE, PLL4Q), but the enable count on the SPI5_k clock is always zero. I am s...

vsaakian by Associate III
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EMMC Bootarea selection Debugging

Hi,i implemented our TF-A update by using both bootareas:1) checking EXTCSD for active bank2) flashing opposite bank3) after verification switching EXTCSD (mmc bootpart enable)not failsafe but at least atomic / verified.(btw, i'm missing the feature ...

SimK by Associate II
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Resolved! Failsafe FIP update with PSA_FWU_SUPPORT

Hi,i'm implementing our field-update using the A/B mechanism for FIP image.Would like to use the Update Client described on the page as a template:https://wiki.st.com/stm32mpu/wiki/Secure_Firmware_Update#Update_ClientBut no idea where to find it. I d...

SimK by Associate II
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  • 3 replies
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STM32MP151CAA and some issue with SECURE-BOOT

Hello everyone!I am trying to bring up a custom board based with a STM32MP151 (C Variant) with OPTEE, TF-A and U-BOOT.So far so good, but when running the FIT Image (Kernel + DTB) it fails finding the boot storage. It looks like the device-tree is no...