STM32 MPUs Embedded software and solutions

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Resolved! Optee permission errors

I'm having trouble in bringing up my custom board. I've made a custom device tree using CubeMX and adding the sections as described in "Lab-MP15_FromPartNumber_To_BasicDeviceTree_with_CubeMx". I can program fsbl-boot and fip-boot, but i'm not able to...

Resolved! Cross compiling pyzmq

I've been trying to cross compile pyzmq for my stm32mp135f-dk and I'm facing issues with it. I've ran the script to setup my environment for the SDK. And made the required changes in the setup file. Here's my stackoverflow post with the logs as well....

Hello, I want to enable SPI4 but just get a timeout. My SOM is based on STM32MP157, use Linux 5.10 Main line. I connected a logic analyser and see the pins are set to high a soon linux was booted. I dont see any clock impulses.

My device tree:spi4_pins_csa: spi4-0 { pins { pinmux = <STM32_PINMUX('E', 12, AF5)>, /* SPI4_SCK */ <STM32_PINMUX('E', 14, AF5)>; /* SPI4_MOSI */ bias-disable; drive-push-pull; slew-rate = <1>; }; pins2 { pinmux = <STM32_PI...

Wechmarer by Associate II
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