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authorAlexander Gordeev <lasaine@lvk.cs.msu.su>2011-01-12 17:01:00 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2011-01-13 08:03:21 -0800
commit563558b2c7350371551bf08348ac61be62200505 (patch)
treee7f767bf68efd16a8784c8875d885ba6ea9ecf6d /drivers/pps/generators/Kconfig
parent46b402a0e5e4b4d81b11c32dfb2312bf5828ecb5 (diff)
downloadop-kernel-dev-563558b2c7350371551bf08348ac61be62200505.zip
op-kernel-dev-563558b2c7350371551bf08348ac61be62200505.tar.gz
pps: add parallel port PPS signal generator
Add 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. Signed-off-by: Alexander Gordeev <lasaine@lvk.cs.msu.su> Cc: Rodolfo Giometti <giometti@linux.it> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/pps/generators/Kconfig')
-rw-r--r--drivers/pps/generators/Kconfig6
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/pps/generators/Kconfig b/drivers/pps/generators/Kconfig
index 5fbd614..f3a73dd 100644
--- a/drivers/pps/generators/Kconfig
+++ b/drivers/pps/generators/Kconfig
@@ -2,16 +2,12 @@
# PPS generators configuration
#
-if PPS
-
comment "PPS generators support"
config PPS_GENERATOR_PARPORT
tristate "Parallel port PPS signal generator"
- depends on PARPORT != n && GENERIC_TIME
+ depends on PARPORT
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.
-
-endif
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