On 24/05/2024 14.12, Rasmus Villemoes wrote: > If a process is killed while writing to a /dev/ttymxc* device in RS485 > mode, we observe that the RTS signal is left high, thus making it > impossible for other devices to transmit anything. Ping. Any comments on this? I'm of course open to discussing other ways of fixing this, but I'd really like a fix to land in 6.11. It reproduces completely reliably for me, and I assume it affects any board with this IP, not just imx8mp. Rasmus