Revision 18d9946bc7e2252fe3c0f2f609ac383c627edefd authored by Linus Torvalds on 27 March 2012, 22:56:42 UTC, committed by Linus Torvalds on 27 March 2012, 22:56:42 UTC
Pull "ARM: subarch maintainer updates" from Arnd Bergmann: "This is a collection of updates to the MAINTAINERS file, separated out mostly to give an overview of what has changed regarding who does what. Signed-off-by: Arnd Bergmann <arnd@arndb.de>" * tag 'maintainers' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: ARM: tegra: update main repo and add patchwork MAINTAINERS: update MAINTAINERS email entry MAINTAINERS: update maintainer entry for pxa/hx4700 MAINTAINERS: ARM: tegra: update Stephen's email address MAINTAINERS: add TI DaVinci git tree information MAINTAINERS: mark TI DaVinci list as "moderated" MAINTAINERS: remove arch/arm/mach-mx*/ from IMX entry
Kconfig
#
# PPS support configuration
#
menu "PPS support"
config PPS
tristate "PPS support"
depends on EXPERIMENTAL
---help---
PPS (Pulse Per Second) is a special pulse provided by some GPS
antennae. Userland can use it to get a high-precision time
reference.
Some antennae's PPS signals are connected with the CD (Carrier
Detect) pin of the serial line they use to communicate with the
host. In this case use the SERIAL_LINE client support.
Some antennae's PPS signals are connected with some special host
inputs so you have to enable the corresponding client support.
To compile this driver as a module, choose M here: the module
will be called pps_core.ko.
config PPS_DEBUG
bool "PPS debugging messages"
depends on PPS
help
Say Y here if you want the PPS support to produce a bunch of debug
messages to the system log. Select this if you are having a
problem with PPS support and want to see more of what is going on.
config NTP_PPS
bool "PPS kernel consumer support"
depends on PPS && !NO_HZ
help
This option adds support for direct in-kernel time
synchronization using an external PPS signal.
It doesn't work on tickless systems at the moment.
source drivers/pps/clients/Kconfig
source drivers/pps/generators/Kconfig
endmenu
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