diff options
Diffstat (limited to 'drivers/pps/generators/Kconfig')
| -rw-r--r-- | drivers/pps/generators/Kconfig | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/drivers/pps/generators/Kconfig b/drivers/pps/generators/Kconfig index d615e640fcad..b3f340ed3163 100644 --- a/drivers/pps/generators/Kconfig +++ b/drivers/pps/generators/Kconfig @@ -3,7 +3,25 @@ # PPS generators configuration # -comment "PPS generators support" +menuconfig PPS_GENERATOR + tristate "PPS generators support" + help + PPS generators are special hardware which are able to produce PPS + (Pulse Per Second) signals. + + To compile this driver as a module, choose M here: the module + will be called pps_gen_core. + +if PPS_GENERATOR + +config PPS_GENERATOR_DUMMY + tristate "Dummy PPS generator (Testing generator, use for debug)" + help + If you say yes here you get support for a PPS debugging generator + (which generates no PPS signal at all). + + This driver can also be built as a module. If so, the module + will be called pps_gen-dummy. config PPS_GENERATOR_PARPORT tristate "Parallel port PPS signal generator" @@ -12,3 +30,21 @@ config PPS_GENERATOR_PARPORT 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. + +config PPS_GENERATOR_TIO + tristate "TIO PPS signal generator" + depends on X86 && CPU_SUP_INTEL + help + If you say yes here you get support for a PPS TIO signal generator + which generates a pulse at a prescribed time based on the system clock. + It uses time translation and hrtimers to precisely generate a pulse. + This hardware is present on 2019 and newer Intel CPUs. However, this + driver is not useful without adding highly specialized hardware outside + the Linux system to observe these pulses. + + To compile this driver as a module, choose M here: the module + will be called pps_gen_tio. + + If unsure, say N. + +endif # PPS_GENERATOR |