Kconfig - OpenGrok cross reference for /openbmc/linux/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.
25 	  <https://ibiblio.org/pub/Linux/system/daemons/watchdog/>. This daemon
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"
130 	  the kernel log buffer and don't do any system changes.
138 	  a watchdog feeder is dead and reboot is unavoidable.
156 	  A software monitoring watchdog. This will fail to reboot your system
190 	  cause system reset.
228 	tristate "Watchdog device controlled through GPIO-line"
233 	  controlled through GPIO-line.
287 	  the watchdog triggers the system will be reset.
295 	  the watchdog triggers the system will be reset.
354 	  and if it does, it reboots your system after a certain amount of
358 	  module will be called mlx-wdt.
380 	  ARM Primecell SP805 Watchdog timer. This will reboot your system when
390 	  the first signal (WS0) is for alerting the system by interrupt,
392 	  More details: ARM DEN0029B - Server Base System Architecture (SBSA)
423 	  reboot your system when the timeout is reached.
429 	  Watchdog timer embedded into AT91RM9200 chips. This will reboot your
430 	  system when the timeout is reached.
438 	  reboot your system when the timeout is reached.
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
521 	  The driver is limited by the speed of the system's PCLK
522 	  signal, so with reasonably fast systems (PCLK around 50-66MHz)
535 	  reboot your system when timeout is reached.
645 	  This watchdog is used to reset the system and thus cannot be
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.
726 	  This is the driver for the system controller watchdog
727 	  on the NXP i.MX SoCs with system controller inside, the
729 	  ARM-Trusted-Firmware for operations, ARM-Trusted-Firmware
730 	  will request system controller to execute the operations.
751 	tristate "ST-Ericsson DB800 watchdog"
757 	  existing in the prcmu of ST-Ericsson DB8500 platform.
790 	  Say Y here to include STMicroelectronics Low Power Controller
893 	  Renesas R-Car and other SH-Mobile SoCs (usually named RWDT or SWDT).
901 	  Renesas RZ/A SoCs. These watchdogs can be used to reset a system.
909 	  Renesas RZ/N1 SoCs. These watchdogs can be used to reset a system.
917 	  Renesas RZ/G2L SoCs. These watchdogs can be used to reset a system.
927 	  This driver is required to reboot the SoC.
963 	  into the UniPhier system.
987 	  notifications and system reset on timeout.
997 	  by Spreadtrum system.
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
1076 	tristate "Advantech Embedded Controller Watchdog Timer"
1081 		This driver supports Advantech products with ITE based Embedded Controller.
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
1193 	  of current state, so system will not be restarted while user is in
1196 	  Once the watchdog is enabled the system will be restarted every
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.
1257 	  6300ESB controller hub.
1298 	  These drivers are included in the Intel 82801 I/O Controller
1300 	  controller hub.
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
1359 	  will only load on an HP ProLiant system with a minimum of iLO2 support.
1369 	  "Generate NMI to System" virtual button.  When an NMI is claimed
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"
1535 	  controller found on some of their ComExpress Modules.
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.
1635 	  your system or have any real effect.  The only way to be sure
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.
1782 	  Hardware driver for the built-in watchdog timer on TXx9 MIPS SoCs.
1813 	  timeout is ignored. If device poke does not happen then system
1814 	  will reboot on third timeout.
1855 	  Watchdog driver for the built-in hardware in Broadcom 7038 and
1856 	  later SoCs used in set-top boxes.  BCM7038 was made public
1867 	  Driver for Imagination Technologies PowerDown Controller
1903 	  The module will be called gxp-wdt.
1925 	  The module will be called pic32-wdt.
1938 	  The module will be called pic32-dmt.
1963 	  - MPC8xx watchdogs
1964 	  - MPC83xx watchdogs
1965 	  - MPC86xx watchdogs
1978 	tristate "PowerPC Book-E Watchdog Timer"
1982 	  Watchdog driver for PowerPC Book-E chips, such as the Freescale
1985 	  Please see Documentation/watchdog/watchdog-api.rst for
1989 	int "PowerPC Book-E Watchdog Timer Default Timeout"
1997 	  Book-E watchdog driver.  A watchdog "event" occurs when the bit
2000 	  For Freescale Book-E processors, this is a number between 0 and 63.
2001 	  For other Book-E processors, this is a number between 0 and 3.
2003 	  The value can be overridden by the wdt_period command-line parameter.
2036 # RISC-V Architecture
2050 	tristate "System z diag288 Watchdog"
2077 	  slower systems (such as the SH-2 and SH-3) this will likely yield
2099 	  another UltraSPARC-IIi-cEngine boardset with hardware watchdog,
2108 	  can be changed with a boot-time parameter.
2132 	  minute but can be changed with a boot-time parameter.
2139 # ISA-based Watchdog Cards
2142 comment "ISA-based Watchdog Cards"
2146 	tristate "Berkshire Products ISA-PC Watchdog"
2149 	  This is the driver for the Berkshire Products ISA-PC Watchdog card.
2153 	  hardware. Please read <file:Documentation/watchdog/pcwd-watchdog.rst>.
2188 # PCI-based Watchdog Cards
2191 comment "PCI-based Watchdog Cards"
2195 	tristate "Berkshire Products PCI-PC Watchdog"
2198 	  This is the driver for the Berkshire Products PCI-PC Watchdog card.
2210 	tristate "PCI-WDT500/501 Watchdog timer"
2213 	  If you have a PCI-WDT500/501 watchdog board, say Y here, otherwise N.
2215 	  If you have a PCI-WDT501 watchdog board then you can enable the
2218 	  If you want to enable the Fan Tachometer on the PCI-WDT501, then you
2226 # USB-based Watchdog Cards
2229 comment "USB-based Watchdog Cards"
2233 	tristate "Berkshire Products USB-PC Watchdog"
2236 	  This is the driver for the Berkshire Products USB-PC Watchdog card.
2248 	tristate "Intel Keem Bay SoC non-secure watchdog"
2252 	  This option enable support for an In-secure watchdog timer driver for