Otherwise we get 1 kHz of SOF interrupts even if we don't need them. Originally reported by Uwe in https://github.com/libopencm3/libopencm3/pull/274 but BuFran provided a reworked implementation.
Otherwise we get 1 kHz of SOF interrupts even if we don't need them. Originally reported by Uwe in https://github.com/libopencm3/libopencm3/pull/274 but BuFran provided a reworked implementation.