STM32 MPUs Embedded software and solutions

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Resolved! Bringing up Ethernet on STM32MP153 with KSZ8081RNB in RMII mode and 25 MHz clock on ETH_CLK (no PHY Crystal)

Hello!I have an issue on a custom board with STM32MP153CAB and KSZ8081RNB.TF-A, FIP and kernel were built in Developer package. Linux distribution was built as startard configuration st-image-core in Distribution package.Clocks and device trees are c...

velaros by Associate III
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Default clock speed between STM32MP157-DK1 and CS42l51 codec, and how to change the clock from software to hardware and vice versa.

I'm using STM32MP157A-DK1 development board, in this we are using it for audio application,I'm porting stlinux in the board by yocto BSP.I wanted to know the codec(CS42l51) available on the board at what default clock it is operating and is it using ...

PSing.6 by Associate
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Kernel modules packages

I am building softwares for my cutom board based on STM32MP1 using OpenSTLinux. I get lot of kernel-module-* packages installed in the rootfs. I found they are build because fragment-03-systemd.config is added to kernel config if systemd is used.Can ...

PGE by Associate III
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  • 2 replies
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how to switch off lcd by using drm ?

i‘m not using qt or other 3rd gui framweork, no weston, no x, just direct use drm api,i need switch off lcd after some time is not operated,i google it a while,It looks i need a complete desktop environment to do that,so i want know is any way to do ...

Jzhua by Associate III
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  • 4 replies
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stm32mp1 sgtl5000 codec over i2s

Hi All,i am getting kernel soc sgtl5000.c errorsgtl5000 0-000a: Error reading chip id -6any idea where am i missing , let me know if you need any further inputs&i2c1 {   pinctrl-names = "default", "sleep";   pinctrl-0 = <&i2c1__pins_a>;   pinctrl-1 =...

Ara.1 by Senior
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  • 2 replies
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