On Fri, 20 May 2022 08:13:27 +0200 Karsten Keil <[email protected]> wrote:
> Hello, > > I have issues to get the Strompi3 working on Leap. It works on on the > Debian buster 64bit image -so the hardware is OK so far. > > I use a Raspberry Pi4 with 4GB, booting from USB. > > The problem is, that the serial communication via /dev/ttyS0 is not > working. I disabled the serial console on the kernel command line and > rebuild the initrd. I also changed the /boot/efi/config.txt to have > > dtoverlay=miniuart-bt > enable_uart=1 > core_freq=250 > > in it. But I cannot start the serial communication if I connect via > minicom to the /dev/ttyS0 port. > > Any hints ? Not sure whether this applies -- you already specified core_freq=250. But I'm not familiar enough with RPi clocking to tell whether that is enough to prevent it. https://x-tech.online/2022/01/dont-use-dev-ttys0/ Torsten
