> On 10.02.2016, at 18:21, Stefan Wahren <stefan.wahren@xxxxxxxx> wrote: > > Hi, >> Maybe someone has gotten any idea? > > this sounds like an issue i had with the compute module here: > > http://permalink.gmane.org/gmane.linux.kernel.rpi/2197 > This one was fixed - if I remember correctly. > Unfortunately i don't have the cm anymore. > > Maybe you can try this downstream patch: > > https://github.com/raspberrypi/linux/commit/09041f7ccbd1cde792edae91c41266886d5d1382 > I wonder if it is really interrupts that are the root cause to mee it looks like a clock problem - especially as it actually impacts the PL011 driver and not the aux driver… And initializing the other way (pl011 is console, aux as tty) works without any issues - so it HAS to do with accessing the PL011 or the clock framework. Martin -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html