| Alexander Gordeev | 46b402a | 2011-01-12 17:00:59 -0800 | [diff] [blame] | 1 | # |
| 2 | # PPS generators configuration |
| 3 | # |
| 4 | |
| Alexander Gordeev | 46b402a | 2011-01-12 17:00:59 -0800 | [diff] [blame] | 5 | comment "PPS generators support" |
| 6 | |
| 7 | config PPS_GENERATOR_PARPORT |
| 8 | tristate "Parallel port PPS signal generator" |
| Thomas Gleixner | 95b90af | 2011-03-04 17:36:23 -0800 | [diff] [blame] | 9 | depends on PARPORT && BROKEN |
| Alexander Gordeev | 46b402a | 2011-01-12 17:00:59 -0800 | [diff] [blame] | 10 | help |
| 11 | If you say yes here you get support for a PPS signal generator which |
| 12 | utilizes STROBE pin of a parallel port to send PPS signals. It uses |
| 13 | parport abstraction layer and hrtimers to precisely control the signal. |