On 27/06/2019 15:34:40+0200, Wolfram Sang wrote: > > > > Apart from enabling the filter there is indeed one configuration > > > setting, the maximum pulse width of spikes to be suppressed by the input > > > filter. > > Yup, this is what I anticipated. > > > This is a number 0 to 7 (3 bits) that represents the width of the spike > > in periph clock cycles. > > For a generic binding, we would need some time-value as a parameter and > convert it to clock cycles in the driver then, I'd think. > Yes, that is what I was going to suggest. -- Alexandre Belloni, Bootlin Embedded Linux and Kernel engineering https://bootlin.com