# # PPS generators configuration # comment "PPS generators support" depends on PPS config PPS_GENERATOR_PARPORT tristate "Parallel port PPS signal generator" depends on PPS && PARPORT && BROKEN help If you say yes here you get support for a PPS signal generator which utilizes STROBE pin of a parallel port to send PPS signals. It uses parport abstraction layer and hrtimers to precisely control the signal.