Kconfig - OpenGrok cross reference for /linux-6.8/drivers/watchdog/Kconfig

1 # SPDX-License-Identifier: GPL-2.0-only
16 	  on-line as fast as possible after a lock-up. There's both a watchdog
18 	  reboot the machine) and a driver for hardware watchdog boards, which
21 	  <file:Documentation/watchdog/watchdog-api.rst> in the kernel source.
26 	  can also monitor NFS connections and can reboot the machine when the
51 	bool "Update boot-enabled watchdog until userspace takes over"
59 	  enough your device will reboot.
77 	bool "Enable watchdog hrtimer-based pretimeouts"
138 	  a watchdog feeder is dead and reboot is unavoidable.
156 	  A software monitoring watchdog. This will fail to reboot your system
228 	tristate "Watchdog device controlled through GPIO-line"
233 	  controlled through GPIO-line.
339 	depends on NVMEM || !NVMEM
358 	  module will be called mlx-wdt.
380 	  ARM Primecell SP805 Watchdog timer. This will reboot your system when
392 	  More details: ARM DEN0029B - Server Base System Architecture (SBSA)
397 	  Note: the maximum timeout in the two stages mode is half of that in
398 	  the single stage mode.
423 	  reboot your system when the timeout is reached.
429 	  Watchdog timer embedded into AT91RM9200 chips. This will reboot your
438 	  reboot your system when the timeout is reached.
446 	  Its Watchdog Timer Mode Register can be written more than once.
447 	  This will reboot your system when the timeout is reached.
461 	  The Intel Footbridge chip contains a built-in watchdog circuit. Say Y
469 	  "If in doubt, leave it out" - say N.
518 	  SoCs. This will reboot the system when the timer expires with
522 	  signal, so with reasonably fast systems (PCLK around 50-66MHz)
535 	  reboot your system when timeout is reached.
667 	tristate "TS-4800 Watchdog"
673 	  Technologic Systems TS-4800 has watchdog timer implemented in
675 	  watchdog timer on TS-4800 board.
678 	tristate "TS-72XX SBC Watchdog"
682 	  Technologic Systems TS-7200, TS-7250 and TS-7260 boards have
684 	  if you want to support for the watchdog timer on TS-72XX boards.
729 	  ARM-Trusted-Firmware for operations, ARM-Trusted-Firmware
751 	tristate "ST-Ericsson DB800 watchdog"
757 	  existing in the prcmu of ST-Ericsson DB8500 platform.
893 	  Renesas R-Car and other SH-Mobile SoCs (usually named RWDT or SWDT).
927 	  This driver is required to reboot the SoC.
1021 	  into MStar MSC313e chips. This will reboot your system when the
1034 	  driver is also required in order to reboot these SoCs.
1070 	  If you are configuring a Linux kernel for the Advantech single-board
1071 	  computer, say `Y' here to support its built-in watchdog timer
1109 	tristate "WinSystems EBC-C384 Watchdog Timer"
1115 	  WinSystems EBC-C384 motherboard. The timeout may be configured via
1147 	  (Total Cost of Ownership) timer is a watchdog timer that will reboot
1181 	tristate "Compulab SBC-FITPC2 watchdog"
1184 	  This is the driver for the built-in watchdog timer on the fit-PC2,
1185 	  fit-PC2i, CM-iAM single-board computers made by Compulab.
1189 	  When the "Watchdog Timer Value" is enabled one can set 31-255 seconds
1206 	tristate "Eurotech CPU-1220/1410 Watchdog Timer"
1209 	  Enable support for the watchdog timer on the Eurotech CPU-1220 and
1210 	  CPU-1410 cards.  These are PC/104 SBCs. Spec sheets and product
1218 	  Board Computer produced by TMC Technology (www.tmc-uk.com). This
1235 	  timer built-in into some eServer xSeries machines.
1303 	  that will reboot the machine after its second expiration. The
1309 	  "failed to reset NO_REBOOT flag, reboot disabled by hardware".
1326 	  This is the driver for the built-in watchdog timer on the IT8712F
1401 	  Enable the built-in watchdog timer support on the National
1426 	  watchdog timer that will reboot the machine after its second
1433 	  "failed to reset NO_REBOOT flag, reboot disabled by hardware".
1439 	tristate "RDC R-321x SoC watchdog"
1444 	  in the RDC R-321x SoC.
1450 	tristate "SBC-60XX Watchdog Timer"
1456 	  and re-set the watchdog timer, and reads port 0x45 to disable
1530 	tristate "TQ-Systems TQMX86 Watchdog Timer"
1562 		W83627DHG/DHG-P/EHF/EHG/F/G/HF/S/SF/THF/UHG/UG
1564 		W83667HG/HG-B
1590 	  as used in EMACS PC-104 motherboards (and likely others).  This
1601 	tristate "W83977F (PCM-5335) Watchdog Timer"
1605 	  as used in AAEON's PCM-5335 SBC (and likely others).  This
1618 	  N.  This is the driver for the watchdog timer built-in on that
1619 	  processor using ZF-Logic interface.  This watchdog simply watches
1627 	tristate "Winsystems SBC EPX-C3 watchdog"
1630 	  This is the driver for the built-in watchdog timer on the EPX-C3
1631 	  Single-board computer made by Winsystems, Inc.
1637 	  are running it on an EPX-C3 from Winsystems with the watchdog
1642 	  EPX-C3 board!
1668 	  903x/913x real-time controllers.
1694 	  called simatic-ipc-wdt.
1713 	  Hardware driver for the built-in watchdog timer on the Atheros
1727 	  Hardware driver for the IDT RC32434 SoC built-in
1738 	  watchdog timer that will reboot the machine after a 60 second
1749 	  Hardware driver for the built-in watchdog timer on Ingenic jz4740 SoCs.
1752 	tristate "MTX-1 Hardware Watchdog"
1755 	  Hardware driver for the MTX-1 boards. This is a watchdog timer that
1756 	  will reboot the machine after a 100 seconds timer expired.
1776 	  Hardware driver for the built-in watchdog timer on TXx9 MIPS SoCs.
1808 	  will reboot on third timeout.
1849 	  Watchdog driver for the built-in hardware in Broadcom 7038 and
1850 	  later SoCs used in set-top boxes.  BCM7038 was made public
1897 	  The module will be called gxp-wdt.
1919 	  The module will be called pic32-wdt.
1932 	  The module will be called pic32-dmt.
1957 	  - MPC8xx watchdogs
1958 	  - MPC83xx watchdogs
1959 	  - MPC86xx watchdogs
1972 	tristate "PowerPC Book-E Watchdog Timer"
1976 	  Watchdog driver for PowerPC Book-E chips, such as the Freescale
1979 	  Please see Documentation/watchdog/watchdog-api.rst for
1983 	int "PowerPC Book-E Watchdog Timer Default Timeout"
1991 	  Book-E watchdog driver.  A watchdog "event" occurs when the bit
1994 	  For Freescale Book-E processors, this is a number between 0 and 63.
1995 	  For other Book-E processors, this is a number between 0 and 3.
1997 	  The value can be overridden by the wdt_period command-line parameter.
2030 # RISC-V Architecture
2071 	  slower systems (such as the SH-2 and SH-3) this will likely yield
2093 	  another UltraSPARC-IIi-cEngine boardset with hardware watchdog,
2102 	  can be changed with a boot-time parameter.
2126 	  minute but can be changed with a boot-time parameter.
2133 # ISA-based Watchdog Cards
2136 comment "ISA-based Watchdog Cards"
2140 	tristate "Berkshire Products ISA-PC Watchdog"
2143 	  This is the driver for the Berkshire Products ISA-PC Watchdog card.
2147 	  hardware. Please read <file:Documentation/watchdog/pcwd-watchdog.rst>.
2182 # PCI-based Watchdog Cards
2185 comment "PCI-based Watchdog Cards"
2189 	tristate "Berkshire Products PCI-PC Watchdog"
2192 	  This is the driver for the Berkshire Products PCI-PC Watchdog card.
2204 	tristate "PCI-WDT500/501 Watchdog timer"
2207 	  If you have a PCI-WDT500/501 watchdog board, say Y here, otherwise N.
2209 	  If you have a PCI-WDT501 watchdog board then you can enable the
2212 	  If you want to enable the Fan Tachometer on the PCI-WDT501, then you
2220 # USB-based Watchdog Cards
2223 comment "USB-based Watchdog Cards"
2227 	tristate "Berkshire Products USB-PC Watchdog"
2230 	  This is the driver for the Berkshire Products USB-PC Watchdog card.
2242 	tristate "Intel Keem Bay SoC non-secure watchdog"
2246 	  This option enable support for an In-secure watchdog timer driver for