On Tue, 28. Jan 16:58, Fedor Pchelkin wrote: > It appears like PPM is not ready yet for communication during the boot. > > Increasing a timeout just to 2x eliminates the errors in my case: That said, if I manually load/unload ucsi_acpi module later, it also initializes perfectly without the need to increase the timeout. The significant delays are seen only during the boot phase..