| David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 1 | # SPDX-License-Identifier: GPL-2.0-only |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 2 | # |
| 3 | # PPS generators configuration |
| 4 | # |
| 5 | |
| 6 | comment "PPS generators support" |
| 7 | |
| 8 | config PPS_GENERATOR_PARPORT |
| 9 | tristate "Parallel port PPS signal generator" |
| 10 | depends on PARPORT && BROKEN |
| 11 | help |
| 12 | If you say yes here you get support for a PPS signal generator which |
| 13 | utilizes STROBE pin of a parallel port to send PPS signals. It uses |
| 14 | parport abstraction layer and hrtimers to precisely control the signal. |