Hi Takashi-san, Lars-Peter > clear there is a deadlock, please see below. In my code I can see that > spin_lock_irqsave() is being called in the dw_mci_interrupt() which > then calls some other code which again calls spin_lock_irqsave() so I > guess that is what the problem is, and I have to restructure my code > to avoid that. I managed to solve my problem by removing the accidentally introduced extra locking call in dw_mci_set_drto(). So now everything seems to work smoothly. Thanks again for your help! Bert
