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albertr
Associate III
since ‎2020-02-21
‎2023-06-14

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  • 32 Posts
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User Activity

Booting linux kernel with different device tree?

2020-02-27
So it looks like Uboot supports /boot/extlinux/extlinux.conf boot menu file on STM32MP157-DK2 board? But does it support FDT entry used to specify device tree file to use? Or I have to rebuild the kernel anytime when I want to make small changes to d...

Ethernet link and activity LEDs on stm32mp157-dk2 board?

2020-02-26
How can I make these LEDs work on stm32mp157-dk2 board? Ethernet interface is working fine, but both link and activity LEDs are always OFF. I need to have a visual confirmation that Ethernet has some TX/RX activity and thus need these LEDs working. A...

RTC backup 3VDC battery wiring on stm32mp157c-dk2 board?

2020-02-25
I have seen some stm32mp157 boards from third parties do have a backup 3VDC battery attached to their RTCs, so it won't lose the time when powered off. Is there any way to connect a backup battery to the RTC circuit on the stm32mp157c-dk2 board?-albe...
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