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#
# Watchdog device configuration
#

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menuconfig WATCHDOG
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	bool "Watchdog Timer Support"
	---help---
	  If you say Y here (and to one of the following options) and create a
	  character special file /dev/watchdog with major number 10 and minor
	  number 130 using mknod ("man mknod"), you will get a watchdog, i.e.:
	  subsequently opening the file and then failing to write to it for
	  longer than 1 minute will result in rebooting the machine. This
	  could be useful for a networked machine that needs to come back
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	  on-line as fast as possible after a lock-up. There's both a watchdog
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	  implementation entirely in software (which can sometimes fail to
	  reboot the machine) and a driver for hardware watchdog boards, which
	  are more robust and can also keep track of the temperature inside
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	  your computer. For details, read
	  <file:Documentation/watchdog/watchdog-api.txt> in the kernel source.
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	  The watchdog is usually used together with the watchdog daemon
	  which is available from
	  <ftp://ibiblio.org/pub/Linux/system/daemons/watchdog/>. This daemon can
	  also monitor NFS connections and can reboot the machine when the process
	  table is full.

	  If unsure, say N.

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if WATCHDOG

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config WATCHDOG_CORE
	bool "WatchDog Timer Driver Core"
	---help---
	  Say Y here if you want to use the new watchdog timer driver core.
	  This driver provides a framework for all watchdog timer drivers
	  and gives them the /dev/watchdog interface (and later also the
	  sysfs interface).

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config WATCHDOG_NOWAYOUT
	bool "Disable watchdog shutdown on close"
	help
	  The default watchdog behaviour (which you get if you say N here) is
	  to stop the timer if the process managing it closes the file
	  /dev/watchdog. It's always remotely possible that this process might
	  get killed. If you say Y here, the watchdog cannot be stopped once
	  it has been started.

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config WATCHDOG_SYSFS
	bool "Read different watchdog information through sysfs"
	help
	  Say Y here if you want to enable watchdog device status read through
	  sysfs attributes.

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#
# General Watchdog drivers
#

comment "Watchdog Device Drivers"

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# Architecture Independent
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config SOFT_WATCHDOG
	tristate "Software watchdog"
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	select WATCHDOG_CORE
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	help
	  A software monitoring watchdog. This will fail to reboot your system
	  from some situations that the hardware watchdog will recover
	  from. Equally it's a lot cheaper to install.

	  To compile this driver as a module, choose M here: the
	  module will be called softdog.

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config DA9052_WATCHDOG
        tristate "Dialog DA9052 Watchdog"
        depends on PMIC_DA9052
        select WATCHDOG_CORE
        help
          Support for the watchdog in the DA9052 PMIC. Watchdog trigger
          cause system reset.

          Say Y here to include support for the DA9052 watchdog.
          Alternatively say M to compile the driver as a module,
          which will be called da9052_wdt.

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config DA9055_WATCHDOG
	tristate "Dialog Semiconductor DA9055 Watchdog"
	depends on MFD_DA9055
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	select WATCHDOG_CORE
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	help
	  If you say yes here you get support for watchdog on the Dialog
	  Semiconductor DA9055 PMIC.

	  This driver can also be built as a module.  If so, the module
	  will be called da9055_wdt.

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config DA9063_WATCHDOG
	tristate "Dialog DA9063 Watchdog"
	depends on MFD_DA9063
	select WATCHDOG_CORE
	help
	  Support for the watchdog in the DA9063 PMIC.

	  This driver can be built as a module. The module name is da9063_wdt.

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config DA9062_WATCHDOG
	tristate "Dialog DA9062 Watchdog"
	depends on MFD_DA9062
	select WATCHDOG_CORE
	help
	  Support for the watchdog in the DA9062 PMIC.

	  This driver can be built as a module. The module name is da9062_wdt.

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config GPIO_WATCHDOG
	tristate "Watchdog device controlled through GPIO-line"
	depends on OF_GPIO
	select WATCHDOG_CORE
	help
	  If you say yes here you get support for watchdog device
	  controlled through GPIO-line.

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config GPIO_WATCHDOG_ARCH_INITCALL
	bool "Register the watchdog as early as possible"
	depends on GPIO_WATCHDOG=y
	help
	  In some situations, the default initcall level (module_init)
	  in not early enough in the boot process to avoid the watchdog
	  to be triggered.
	  If you say yes here, the initcall level would be raised to
	  arch_initcall.
	  If in doubt, say N.

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config MENF21BMC_WATCHDOG
	tristate "MEN 14F021P00 BMC Watchdog"
	depends on MFD_MENF21BMC
	select WATCHDOG_CORE
	help
	  Say Y here to include support for the MEN 14F021P00 BMC Watchdog.

	  This driver can also be built as a module. If so the module
	  will be called menf21bmc_wdt.

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config TANGOX_WATCHDOG
	tristate "Sigma Designs SMP86xx/SMP87xx watchdog"
	select WATCHDOG_CORE
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	depends on ARCH_TANGO || COMPILE_TEST
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	depends on HAS_IOMEM
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	help
	  Support for the watchdog in Sigma Designs SMP86xx (tango3)
	  and SMP87xx (tango4) family chips.

	  This driver can be built as a module. The module name is tangox_wdt.

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config WM831X_WATCHDOG
	tristate "WM831x watchdog"
	depends on MFD_WM831X
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	select WATCHDOG_CORE
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	help
	  Support for the watchdog in the WM831x AudioPlus PMICs.  When
	  the watchdog triggers the system will be reset.

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config WM8350_WATCHDOG
	tristate "WM8350 watchdog"
	depends on MFD_WM8350
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	select WATCHDOG_CORE
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	help
	  Support for the watchdog in the WM8350 AudioPlus PMIC.  When
	  the watchdog triggers the system will be reset.

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config XILINX_WATCHDOG
	tristate "Xilinx Watchdog timer"
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	depends on HAS_IOMEM
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	select WATCHDOG_CORE
	help
	  Watchdog driver for the xps_timebase_wdt ip core.

	  To compile this driver as a module, choose M here: the
	  module will be called of_xilinx_wdt.

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config ZIIRAVE_WATCHDOG
	tristate "Zodiac RAVE Watchdog Timer"
	depends on I2C
	select WATCHDOG_CORE
	help
	  Watchdog driver for the Zodiac Aerospace RAVE Switch Watchdog
	  Processor.

	  To compile this driver as a module, choose M here: the
	  module will be called ziirave_wdt.

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# ALPHA Architecture

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# ARM Architecture

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config ARM_SP805_WATCHDOG
	tristate "ARM SP805 Watchdog"
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	depends on (ARM || ARM64) && ARM_AMBA
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	select WATCHDOG_CORE
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	help
	  ARM Primecell SP805 Watchdog timer. This will reboot your system when
	  the timeout is reached.

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config ARM_SBSA_WATCHDOG
	tristate "ARM SBSA Generic Watchdog"
	depends on ARM64
	depends on ARM_ARCH_TIMER
	select WATCHDOG_CORE
	help
	  ARM SBSA Generic Watchdog has two stage timeouts:
	  the first signal (WS0) is for alerting the system by interrupt,
	  the second one (WS1) is a real hardware reset.
	  More details: ARM DEN0029B - Server Base System Architecture (SBSA)

	  This driver can operate ARM SBSA Generic Watchdog as a single stage
	  or a two stages watchdog, it depends on the module parameter "action".

	  Note: the maximum timeout in the two stages mode is half of that in
	  the single stage mode.

	  To compile this driver as module, choose M here: The module
	  will be called sbsa_gwdt.

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config ASM9260_WATCHDOG
	tristate "Alphascale ASM9260 watchdog"
	depends on MACH_ASM9260
	depends on OF
	select WATCHDOG_CORE
	select RESET_CONTROLLER
	help
	  Watchdog timer embedded into Alphascale asm9260 chips. This will reboot your
	  system when the timeout is reached.

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config AT91RM9200_WATCHDOG
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	tristate "AT91RM9200 watchdog"
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	depends on SOC_AT91RM9200 && MFD_SYSCON
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	help
	  Watchdog timer embedded into AT91RM9200 chips. This will reboot your
	  system when the timeout is reached.

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config AT91SAM9X_WATCHDOG
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	tristate "AT91SAM9X / AT91CAP9 watchdog"
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	depends on ARCH_AT91
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	select WATCHDOG_CORE
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	help
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	  Watchdog timer embedded into AT91SAM9X and AT91CAP9 chips. This will
	  reboot your system when the timeout is reached.
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config SAMA5D4_WATCHDOG
	tristate "Atmel SAMA5D4 Watchdog Timer"
	depends on ARCH_AT91
	select WATCHDOG_CORE
	help
	  Atmel SAMA5D4 watchdog timer is embedded into SAMA5D4 chips.
	  Its Watchdog Timer Mode Register can be written more than once.
	  This will reboot your system when the timeout is reached.

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config CADENCE_WATCHDOG
	tristate "Cadence Watchdog Timer"
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	depends on HAS_IOMEM
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	select WATCHDOG_CORE
	help
	  Say Y here if you want to include support for the watchdog
	  timer in the Xilinx Zynq.

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config 21285_WATCHDOG
	tristate "DC21285 watchdog"
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	depends on FOOTBRIDGE
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	help
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	  The Intel Footbridge chip contains a built-in watchdog circuit. Say Y
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	  here if you wish to use this. Alternatively say M to compile the
	  driver as a module, which will be called wdt285.

	  This driver does not work on all machines. In particular, early CATS
	  boards have hardware problems that will cause the machine to simply
	  lock up if the watchdog fires.

	  "If in doubt, leave it out" - say N.

config 977_WATCHDOG
	tristate "NetWinder WB83C977 watchdog"
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	depends on FOOTBRIDGE && ARCH_NETWINDER
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	help
	  Say Y here to include support for the WB977 watchdog included in
	  NetWinder machines. Alternatively say M to compile the driver as
	  a module, which will be called wdt977.

	  Not sure? It's safe to say N.

config IXP4XX_WATCHDOG
	tristate "IXP4xx Watchdog"
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	depends on ARCH_IXP4XX
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	help
	  Say Y here if to include support for the watchdog timer
	  in the Intel IXP4xx network processors. This driver can
	  be built as a module by choosing M. The module will
	  be called ixp4xx_wdt.

	  Note: The internal IXP4xx watchdog does a soft CPU reset
	  which doesn't reset any peripherals. There are circumstances
	  where the watchdog will fail to reset the board correctly
	  (e.g., if the boot ROM is in an unreadable state).

	  Say N if you are unsure.

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config KS8695_WATCHDOG
	tristate "KS8695 watchdog"
	depends on ARCH_KS8695
	help
	  Watchdog timer embedded into KS8695 processor. This will reboot your
	  system when the timeout is reached.

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config HAVE_S3C2410_WATCHDOG
	bool
	help
	  This will include watchdog timer support for Samsung SoCs. If
	  you want to include watchdog support for any machine, kindly
	  select this in the respective mach-XXXX/Kconfig file.

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config S3C2410_WATCHDOG
	tristate "S3C2410 Watchdog"
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	depends on HAVE_S3C2410_WATCHDOG
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	select WATCHDOG_CORE
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	select MFD_SYSCON if ARCH_EXYNOS5
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	help
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	  Watchdog timer block in the Samsung SoCs. This will reboot
	  the system when the timer expires with the watchdog enabled.
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	  The driver is limited by the speed of the system's PCLK
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	  signal, so with reasonably fast systems (PCLK around 50-66MHz)
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	  then watchdog intervals of over approximately 20seconds are
	  unavailable.

	  The driver can be built as a module by choosing M, and will
	  be called s3c2410_wdt

config SA1100_WATCHDOG
	tristate "SA1100/PXA2xx watchdog"
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	depends on ARCH_SA1100 || ARCH_PXA
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	help
	  Watchdog timer embedded into SA11x0 and PXA2xx chips. This will
	  reboot your system when timeout is reached.

	  NOTE: once enabled, this timer cannot be disabled.

	  To compile this driver as a module, choose M here: the
	  module will be called sa1100_wdt.

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config DW_WATCHDOG
	tristate "Synopsys DesignWare watchdog"
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	depends on HAS_IOMEM
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	select WATCHDOG_CORE
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	help
	  Say Y here if to include support for the Synopsys DesignWare
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	  watchdog timer found in many chips.
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	  To compile this driver as a module, choose M here: the
	  module will be called dw_wdt.

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config EP93XX_WATCHDOG
	tristate "EP93xx Watchdog"
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	depends on ARCH_EP93XX
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	select WATCHDOG_CORE
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	help
	  Say Y here if to include support for the watchdog timer
	  embedded in the Cirrus Logic EP93xx family of devices.

	  To compile this driver as a module, choose M here: the
	  module will be called ep93xx_wdt.

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config OMAP_WATCHDOG
	tristate "OMAP Watchdog"
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	depends on ARCH_OMAP16XX || ARCH_OMAP2PLUS
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	select WATCHDOG_CORE
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	help
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	  Support for TI OMAP1610/OMAP1710/OMAP2420/OMAP3430/OMAP4430 watchdog.  Say 'Y'
	  here to enable the OMAP1610/OMAP1710/OMAP2420/OMAP3430/OMAP4430 watchdog timer.
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config PNX4008_WATCHDOG
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	tristate "LPC32XX Watchdog"
	depends on ARCH_LPC32XX
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	select WATCHDOG_CORE
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	help
	  Say Y here if to include support for the watchdog timer
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	  in the LPC32XX processor.
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	  This driver can be built as a module by choosing M. The module
	  will be called pnx4008_wdt.

	  Say N if you are unsure.

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config IOP_WATCHDOG
	tristate "IOP Watchdog"
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	depends on ARCH_IOP13XX
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	select WATCHDOG_NOWAYOUT if (ARCH_IOP32X || ARCH_IOP33X)
	help
	  Say Y here if to include support for the watchdog timer
	  in the Intel IOP3XX & IOP13XX I/O Processors.  This driver can
	  be built as a module by choosing M. The module will
	  be called iop_wdt.

	  Note: The IOP13XX watchdog does an Internal Bus Reset which will
	  affect both cores and the peripherals of the IOP.  The ATU-X
	  and/or ATUe configuration registers will remain intact, but if
	  operating as an Root Complex and/or Central Resource, the PCI-X
	  and/or PCIe busses will also be reset.  THIS IS A VERY BIG HAMMER.

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config DAVINCI_WATCHDOG
	tristate "DaVinci watchdog"
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	depends on ARCH_DAVINCI || ARCH_KEYSTONE
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	select WATCHDOG_CORE
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	help
	  Say Y here if to include support for the watchdog timer
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	  in the DaVinci DM644x/DM646x or Keystone processors.
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	  To compile this driver as a module, choose M here: the
	  module will be called davinci_wdt.

	  NOTE: once enabled, this timer cannot be disabled.
	  Say N if you are unsure.

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config ORION_WATCHDOG
	tristate "Orion watchdog"
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	depends on ARCH_ORION5X || ARCH_DOVE || MACH_DOVE || ARCH_MVEBU
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	depends on ARM
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	select WATCHDOG_CORE
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	help
	  Say Y here if to include support for the watchdog timer
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	  in the Marvell Orion5x and Kirkwood ARM SoCs.
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	  To compile this driver as a module, choose M here: the
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	  module will be called orion_wdt.
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config RN5T618_WATCHDOG
	tristate "Ricoh RN5T618 watchdog"
	depends on MFD_RN5T618
	select WATCHDOG_CORE
	help
	  If you say yes here you get support for watchdog on the Ricoh
	  RN5T618 PMIC.

	  This driver can also be built as a module.  If so, the module
	  will be called rn5t618_wdt.

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config SUNXI_WATCHDOG
	tristate "Allwinner SoCs watchdog support"
	depends on ARCH_SUNXI
	select WATCHDOG_CORE
	help
	  Say Y here to include support for the watchdog timer
	  in Allwinner SoCs.
	  To compile this driver as a module, choose M here: the
	  module will be called sunxi_wdt.

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config COH901327_WATCHDOG
	bool "ST-Ericsson COH 901 327 watchdog"
	depends on ARCH_U300
	default y if MACH_U300
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	select WATCHDOG_CORE
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	help
	  Say Y here to include Watchdog timer support for the
	  watchdog embedded into the ST-Ericsson U300 series platforms.
	  This watchdog is used to reset the system and thus cannot be
	  compiled as a module.

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config TWL4030_WATCHDOG
	tristate "TWL4030 Watchdog"
	depends on TWL4030_CORE
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	select WATCHDOG_CORE
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	help
	  Support for TI TWL4030 watchdog.  Say 'Y' here to enable the
	  watchdog timer support for TWL4030 chips.

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config STMP3XXX_RTC_WATCHDOG
	tristate "Freescale STMP3XXX & i.MX23/28 watchdog"
	depends on RTC_DRV_STMP
	select WATCHDOG_CORE
	help
	  Say Y here to include support for the watchdog timer inside
	  the RTC for the STMP37XX/378X or i.MX23/28 SoC.
	  To compile this driver as a module, choose M here: the
	  module will be called stmp3xxx_rtc_wdt.

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config NUC900_WATCHDOG
	tristate "Nuvoton NUC900 watchdog"
	depends on ARCH_W90X900
	help
	  Say Y here if to include support for the watchdog timer
	  for the Nuvoton NUC900 series SoCs.
	  To compile this driver as a module, choose M here: the
	  module will be called nuc900_wdt.

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config TS4800_WATCHDOG
	tristate "TS-4800 Watchdog"
	depends on HAS_IOMEM && OF
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	depends on SOC_IMX51 || COMPILE_TEST
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	select WATCHDOG_CORE
	select MFD_SYSCON
	help
	  Technologic Systems TS-4800 has watchdog timer implemented in
	  an external FPGA. Say Y here if you want to support for the
	  watchdog timer on TS-4800 board.

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config TS72XX_WATCHDOG
	tristate "TS-72XX SBC Watchdog"
	depends on MACH_TS72XX
	help
	  Technologic Systems TS-7200, TS-7250 and TS-7260 boards have
	  watchdog timer implemented in a external CPLD chip. Say Y here
	  if you want to support for the watchdog timer on TS-72XX boards.

	  To compile this driver as a module, choose M here: the
	  module will be called ts72xx_wdt.

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config MAX63XX_WATCHDOG
	tristate "Max63xx watchdog"
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	depends on HAS_IOMEM
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	select WATCHDOG_CORE
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	help
	  Support for memory mapped max63{69,70,71,72,73,74} watchdog timer.

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config MAX77620_WATCHDOG
	tristate "Maxim Max77620 Watchdog Timer"
	depends on MFD_MAX77620
	help
	 This is the driver for the Max77620 watchdog timer.
	 Say 'Y' here to enable the watchdog timer support for
	 MAX77620 chips. To compile this driver as a module,
	 choose M here: the module will be called max77620_wdt.

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config IMX2_WDT
	tristate "IMX2+ Watchdog"
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	depends on ARCH_MXC || ARCH_LAYERSCAPE
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	select REGMAP_MMIO
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	select WATCHDOG_CORE
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	help
	  This is the driver for the hardware watchdog
	  on the Freescale IMX2 and later processors.
	  If you have one of these processors and wish to have
	  watchdog support enabled, say Y, otherwise say N.

	  To compile this driver as a module, choose M here: the
	  module will be called imx2_wdt.

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config UX500_WATCHDOG
	tristate "ST-Ericsson Ux500 watchdog"
	depends on MFD_DB8500_PRCMU
	select WATCHDOG_CORE
	default y
	help
	  Say Y here to include Watchdog timer support for the watchdog
	  existing in the prcmu of ST-Ericsson Ux500 series platforms.

	  To compile this driver as a module, choose M here: the
	  module will be called ux500_wdt.

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config RETU_WATCHDOG
	tristate "Retu watchdog"
	depends on MFD_RETU
	select WATCHDOG_CORE
	help
	  Retu watchdog driver for Nokia Internet Tablets (770, N800,
	  N810). At least on N800 the watchdog cannot be disabled, so
	  this driver is essential and you should enable it.

	  To compile this driver as a module, choose M here: the
	  module will be called retu_wdt.

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config MOXART_WDT
	tristate "MOXART watchdog"
	depends on ARCH_MOXART
	help
	  Say Y here to include Watchdog timer support for the watchdog
	  existing on the MOXA ART SoC series platforms.

	  To compile this driver as a module, choose M here: the
	  module will be called moxart_wdt.

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config SIRFSOC_WATCHDOG
	tristate "SiRFSOC watchdog"
	depends on ARCH_SIRF
	select WATCHDOG_CORE
	default y
	help
	  Support for CSR SiRFprimaII and SiRFatlasVI watchdog. When
	  the watchdog triggers the system will be reset.

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config ST_LPC_WATCHDOG
	tristate "STMicroelectronics LPC Watchdog"
	depends on ARCH_STI
	depends on OF
	select WATCHDOG_CORE
	help
	  Say Y here to include STMicroelectronics Low Power Controller
	  (LPC) based Watchdog timer support.

	  To compile this driver as a module, choose M here: the
	  module will be called st_lpc_wdt.

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config TEGRA_WATCHDOG
	tristate "Tegra watchdog"
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	depends on (ARCH_TEGRA || COMPILE_TEST) && HAS_IOMEM
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	select WATCHDOG_CORE
	help
	  Say Y here to include support for the watchdog timer
	  embedded in NVIDIA Tegra SoCs.

	  To compile this driver as a module, choose M here: the
	  module will be called tegra_wdt.

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config QCOM_WDT
	tristate "QCOM watchdog"
	depends on HAS_IOMEM
	depends on ARCH_QCOM
	select WATCHDOG_CORE
	help
	  Say Y here to include Watchdog timer support for the watchdog found
	  on QCOM chipsets.  Currently supported targets are the MSM8960,
	  APQ8064, and IPQ8064.

	  To compile this driver as a module, choose M here: the
	  module will be called qcom_wdt.

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config MESON_WATCHDOG
	tristate "Amlogic Meson SoCs watchdog support"
	depends on ARCH_MESON
	select WATCHDOG_CORE
	help
	  Say Y here to include support for the watchdog timer
	  in Amlogic Meson SoCs.
	  To compile this driver as a module, choose M here: the
	  module will be called meson_wdt.

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config MEDIATEK_WATCHDOG
	tristate "Mediatek SoCs watchdog support"
	depends on ARCH_MEDIATEK
	select WATCHDOG_CORE
	help
	  Say Y here to include support for the watchdog timer
	  in Mediatek SoCs.
	  To compile this driver as a module, choose M here: the
	  module will be called mtk_wdt.

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config DIGICOLOR_WATCHDOG
	tristate "Conexant Digicolor SoCs watchdog support"
	depends on ARCH_DIGICOLOR
	select WATCHDOG_CORE
	help
	  Say Y here to include support for the watchdog timer
	  in Conexant Digicolor SoCs.
	  To compile this driver as a module, choose M here: the
	  module will be called digicolor_wdt.

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config LPC18XX_WATCHDOG
	tristate "LPC18xx/43xx Watchdog"
	depends on ARCH_LPC18XX || COMPILE_TEST
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	depends on HAS_IOMEM
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	select WATCHDOG_CORE
	help
	  Say Y here if to include support for the watchdog timer
	  in NXP LPC SoCs family, which includes LPC18xx/LPC43xx
	  processors.
	  To compile this driver as a module, choose M here: the
	  module will be called lpc18xx_wdt.

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config ATLAS7_WATCHDOG
	tristate "CSRatlas7 watchdog"
	depends on ARCH_ATLAS7
	help
	  Say Y here to include Watchdog timer support for the watchdog
	  existing on the CSRatlas7 series platforms.

	  To compile this driver as a module, choose M here: the
	  module will be called atlas7_wdt.

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config RENESAS_WDT
	tristate "Renesas WDT Watchdog"
	depends on ARCH_RENESAS || COMPILE_TEST
	select WATCHDOG_CORE
	help
	  This driver adds watchdog support for the integrated watchdogs in the
	  Renesas R-Car and other SH-Mobile SoCs (usually named RWDT or SWDT).

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config ASPEED_WATCHDOG
	tristate "Aspeed 2400 watchdog support"
	depends on ARCH_ASPEED || COMPILE_TEST
	select WATCHDOG_CORE
	help
	  Say Y here to include support for the watchdog timer
	  in Apseed BMC SoCs.

	  This driver is required to reboot the SoC.

	  To compile this driver as a module, choose M here: the
	  module will be called aspeed_wdt.

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# AVR32 Architecture

config AT32AP700X_WDT
	tristate "AT32AP700x watchdog"
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	depends on CPU_AT32AP700X
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	help
	  Watchdog timer embedded into AT32AP700x devices. This will reboot
	  your system when the timeout is reached.

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# BLACKFIN Architecture
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config BFIN_WDT
	tristate "Blackfin On-Chip Watchdog Timer"
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	depends on BLACKFIN
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	---help---
	  If you say yes here you will get support for the Blackfin On-Chip
	  Watchdog Timer. If you have one of these processors and wish to
	  have watchdog support enabled, say Y, otherwise say N.

	  To compile this driver as a module, choose M here: the
	  module will be called bfin_wdt.

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# CRIS Architecture

# FRV Architecture

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# X86 (i386 + ia64 + x86_64) Architecture

config ACQUIRE_WDT
	tristate "Acquire SBC Watchdog Timer"
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	depends on X86
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	---help---
	  This is the driver for the hardware watchdog on Single Board
	  Computers produced by Acquire Inc (and others). This watchdog
	  simply watches your kernel to make sure it doesn't freeze, and if
	  it does, it reboots your computer after a certain amount of time.

	  To compile this driver as a module, choose M here: the
	  module will be called acquirewdt.

	  Most people will say N.

config ADVANTECH_WDT
	tristate "Advantech SBC Watchdog Timer"
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	depends on X86
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	help
	  If you are configuring a Linux kernel for the Advantech single-board
	  computer, say `Y' here to support its built-in watchdog timer
	  feature. More information can be found at
	  <http://www.advantech.com.tw/products/>

config ALIM1535_WDT
	tristate "ALi M1535 PMU Watchdog Timer"
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	depends on X86 && PCI
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	---help---
	  This is the driver for the hardware watchdog on the ALi M1535 PMU.

	  To compile this driver as a module, choose M here: the
	  module will be called alim1535_wdt.

	  Most people will say N.

config ALIM7101_WDT
	tristate "ALi M7101 PMU Computer Watchdog"
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	depends on PCI
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	help
	  This is the driver for the hardware watchdog on the ALi M7101 PMU
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	  as used in the x86 Cobalt servers and also found in some
	  SPARC Netra servers too.
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	  To compile this driver as a module, choose M here: the
	  module will be called alim7101_wdt.

	  Most people will say N.

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config EBC_C384_WDT
	tristate "WinSystems EBC-C384 Watchdog Timer"
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	depends on X86 && ISA_BUS_API
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	select WATCHDOG_CORE
	help
	  Enables watchdog timer support for the watchdog timer on the
	  WinSystems EBC-C384 motherboard. The timeout may be configured via
	  the timeout module parameter.

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config F71808E_WDT
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	tristate "Fintek F71808E, F71862FG, F71869, F71882FG and F71889FG Watchdog"
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	depends on X86
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	help
	  This is the driver for the hardware watchdog on the Fintek
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	  F71808E, F71862FG, F71869, F71882FG and F71889FG Super I/O controllers.
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	  You can compile this driver directly into the kernel, or use
	  it as a module.  The module will be called f71808e_wdt.

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config SP5100_TCO
	tristate "AMD/ATI SP5100 TCO Timer/Watchdog"
	depends on X86 && PCI
	---help---
	  Hardware watchdog driver for the AMD/ATI SP5100 chipset. The TCO
	  (Total Cost of Ownership) timer is a watchdog timer that will reboot
	  the machine after its expiration. The expiration time can be
	  configured with the "heartbeat" parameter.

	  To compile this driver as a module, choose M here: the
	  module will be called sp5100_tco.
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config GEODE_WDT
	tristate "AMD Geode CS5535/CS5536 Watchdog"
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	depends on CS5535_MFGPT
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	help
	  This driver enables a watchdog capability built into the
	  CS5535/CS5536 companion chips for the AMD Geode GX and LX
	  processors.  This watchdog watches your kernel to make sure
	  it doesn't freeze, and if it does, it reboots your computer after
	  a certain amount of time.

	  You can compile this driver directly into the kernel, or use
	  it as a module.  The module will be called geodewdt.

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config SC520_WDT
	tristate "AMD Elan SC520 processor Watchdog"
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	depends on MELAN
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	help
	  This is the driver for the hardware watchdog built in to the
	  AMD "Elan" SC520 microcomputer commonly used in embedded systems.
	  This watchdog simply watches your kernel to make sure it doesn't
	  freeze, and if it does, it reboots your computer after a certain
	  amount of time.

	  You can compile this driver directly into the kernel, or use
	  it as a module.  The module will be called sc520_wdt.

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config SBC_FITPC2_WATCHDOG
	tristate "Compulab SBC-FITPC2 watchdog"
	depends on X86
	---help---
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	  This is the driver for the built-in watchdog timer on the fit-PC2,
	  fit-PC2i, CM-iAM single-board computers made by Compulab.
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	  It`s possible to enable watchdog timer either from BIOS (F2) or from booted Linux.
	  When "Watchdog Timer Value" enabled one can set 31-255 s operational range.

	  Entering BIOS setup temporary disables watchdog operation regardless to current state,
	  so system will not be restarted while user in BIOS setup.

	  Once watchdog was enabled the system will be restarted every
	  "Watchdog Timer Value" period, so to prevent it user can restart or
	  disable the watchdog.

	  To compile this driver as a module, choose M here: the
	  module will be called sbc_fitpc2_wdt.

	  Most people will say N.

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config EUROTECH_WDT
	tristate "Eurotech CPU-1220/1410 Watchdog Timer"
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	depends on X86
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	help
	  Enable support for the watchdog timer on the Eurotech CPU-1220 and
	  CPU-1410 cards.  These are PC/104 SBCs. Spec sheets and product
	  information are at <http://www.eurotech.it/>.

config IB700_WDT
	tristate "IB700 SBC Watchdog Timer"
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	depends on X86
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	---help---
	  This is the driver for the hardware watchdog on the IB700 Single
	  Board Computer produced by TMC Technology (www.tmc-uk.com). This watchdog
	  simply watches your kernel to make sure it doesn't freeze, and if
	  it does, it reboots your computer after a certain amount of time.

	  This driver is like the WDT501 driver but for slightly different hardware.

	  To compile this driver as a module, choose M here: the
	  module will be called ib700wdt.

	  Most people will say N.

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config IBMASR
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	tristate "IBM Automatic Server Restart"
873
	depends on X86
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	help
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	  This is the driver for the IBM Automatic Server Restart watchdog
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	  timer built-in into some eServer xSeries machines.
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	  To compile this driver as a module, choose M here: the
	  module will be called ibmasr.

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config WAFER_WDT
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	tristate "ICP Single Board Computer Watchdog Timer"
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	depends on X86
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	help
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	  This is a driver for the hardware watchdog on the ICP Single
	  Board Computer. This driver is working on (at least) the following
	  IPC SBC's: Wafer 5823, Rocky 4783, Rocky 3703 and Rocky 3782.
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	  To compile this driver as a module, choose M here: the
	  module will be called wafer5823wdt.

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config I6300ESB_WDT
	tristate "Intel 6300ESB Timer/Watchdog"
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	depends on PCI
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	---help---
	  Hardware driver for the watchdog timer built into the Intel
	  6300ESB controller hub.

	  To compile this driver as a module, choose M here: the
	  module will be called i6300esb.

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config IE6XX_WDT
	tristate "Intel Atom E6xx Watchdog"
	depends on X86 && PCI
	select WATCHDOG_CORE
	select MFD_CORE
	select LPC_SCH
	---help---
	  Hardware driver for the watchdog timer built into the Intel
	  Atom E6XX (TunnelCreek) processor.

	  To compile this driver as a module, choose M here: the
	  module will be called ie6xx_wdt.

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config INTEL_SCU_WATCHDOG
	bool "Intel SCU Watchdog for Mobile Platforms"
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	depends on X86_INTEL_MID
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	---help---
	  Hardware driver for the watchdog time built into the Intel SCU
	  for Intel Mobile Platforms.

	  To compile this driver as a module, choose M here.

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config INTEL_MID_WATCHDOG
	tristate "Intel MID Watchdog Timer"
	depends on X86_INTEL_MID
	select WATCHDOG_CORE
	---help---
	  Watchdog timer driver built into the Intel SCU for Intel MID
	  Platforms.

	  This driver currently supports only the watchdog evolution
	  implementation in SCU, available for Merrifield generation.

	  To compile this driver as a module, choose M here.

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config ITCO_WDT
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	tristate "Intel TCO Timer/Watchdog"
939
	depends on (X86 || IA64) && PCI
940
	select WATCHDOG_CORE
941
	depends on I2C || I2C=n
942
	select LPC_ICH if !EXPERT
943
	select I2C_I801 if !EXPERT && I2C
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	---help---
	  Hardware driver for the intel TCO timer based watchdog devices.
	  These drivers are included in the Intel 82801 I/O Controller
947
	  Hub family (from ICH0 up to ICH10) and in the Intel 63xxESB
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	  controller hub.

	  The TCO (Total Cost of Ownership) timer is a watchdog timer
	  that will reboot the machine after its second expiration. The
	  expiration time can be configured with the "heartbeat" parameter.

	  On some motherboards the driver may fail to reset the chipset's
	  NO_REBOOT flag which prevents the watchdog from rebooting the
	  machine. If this is the case you will get a kernel message like
	  "failed to reset NO_REBOOT flag, reboot disabled by hardware".

	  To compile this driver as a module, choose M here: the
	  module will be called iTCO_wdt.

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config ITCO_VENDOR_SUPPORT
	bool "Intel TCO Timer/Watchdog Specific Vendor Support"
	depends on ITCO_WDT
	---help---
	  Add vendor specific support to the intel TCO timer based watchdog
	  devices. At this moment we only have additional support for some
	  SuperMicro Inc. motherboards.

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config IT8712F_WDT
	tristate "IT8712F (Smart Guardian) Watchdog Timer"
	depends on X86
	---help---
	  This is the driver for the built-in watchdog timer on the IT8712F
	  Super I/0 chipset used on many motherboards.

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	  If the driver does not work, then make sure that the game port in
	  the BIOS is enabled.

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	  To compile this driver as a module, choose M here: the
	  module will be called it8712f_wdt.

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config IT87_WDT
	tristate "IT87 Watchdog Timer"
985
	depends on X86
986
	---help---
987
	  This is the driver for the hardware watchdog on the ITE IT8702,
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	  IT8712, IT8716, IT8718, IT8720, IT8721, IT8726 and IT8728
	  Super I/O chips.

	  If the driver does not work, then make sure that the game port in
	  the BIOS is enabled.

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	  This watchdog simply watches your kernel to make sure it doesn't
	  freeze, and if it does, it reboots your computer after a certain
	  amount of time.
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	  To compile this driver as a module, choose M here: the module will
	  be called it87_wdt.

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config HP_WATCHDOG
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	tristate "HP ProLiant iLO2+ Hardware Watchdog Timer"
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	depends on X86 && PCI
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	help
	  A software monitoring watchdog and NMI sourcing driver. This driver
1006
	  will detect lockups and provide a stack trace. This is a driver that
1007
	  will only load on an HP ProLiant system with a minimum of iLO2 support.
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	  To compile this driver as a module, choose M here: the module will be
	  called hpwdt.

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config KEMPLD_WDT
	tristate "Kontron COM Watchdog Timer"
	depends on MFD_KEMPLD
	select WATCHDOG_CORE
	help
	  Support for the PLD watchdog on some Kontron ETX and COMexpress
	  (ETXexpress) modules

	  This driver can also be built as a module. If so, the module will be
	  called kempld_wdt.

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config HPWDT_NMI_DECODING
	bool "NMI decoding support for the HP ProLiant iLO2+ Hardware Watchdog Timer"
	depends on HP_WATCHDOG
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	default y
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	help
	  When an NMI occurs this feature will make the necessary BIOS calls to
	  log the cause of the NMI.
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config SC1200_WDT
	tristate "National Semiconductor PC87307/PC97307 (ala SC1200) Watchdog"
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	depends on X86
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	help
	  This is a driver for National Semiconductor PC87307/PC97307 hardware
	  watchdog cards as found on the SC1200. This watchdog is mainly used
	  for power management purposes and can be used to power down the device
	  during inactivity periods (includes interrupt activity monitoring).

	  To compile this driver as a module, choose M here: the
	  module will be called sc1200wdt.

	  Most people will say N.

config SCx200_WDT
	tristate "National Semiconductor SCx200 Watchdog"
1046
	depends on SCx200 && PCI
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	help
	  Enable the built-in watchdog timer support on the National
	  Semiconductor SCx200 processors.

	  If compiled as a module, it will be called scx200_wdt.

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config PC87413_WDT
	tristate "NS PC87413 watchdog"
1055
	depends on X86
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	---help---
	  This is the driver for the hardware watchdog on the PC87413 chipset
	  This watchdog simply watches your kernel to make sure it doesn't
	  freeze, and if it does, it reboots your computer after a certain
	  amount of time.

	  To compile this driver as a module, choose M here: the
	  module will be called pc87413_wdt.

	  Most people will say N.
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config NV_TCO
	tristate "nVidia TCO Timer/Watchdog"
	depends on X86 && PCI
	---help---
	  Hardware driver for the TCO timer built into the nVidia Hub family
	  (such as the MCP51).  The TCO (Total Cost of Ownership) timer is a
	  watchdog timer that will reboot the machine after its second
	  expiration. The expiration time can be configured with the
	  "heartbeat" parameter.

	  On some motherboards the driver may fail to reset the chipset's
	  NO_REBOOT flag which prevents the watchdog from rebooting the
	  machine. If this is the case you will get a kernel message like
	  "failed to reset NO_REBOOT flag, reboot disabled by hardware".

	  To compile this driver as a module, choose M here: the
	  module will be called nv_tco.

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config RDC321X_WDT
	tristate "RDC R-321x SoC watchdog"
	depends on X86_RDC321X
	help
	  This is the driver for the built in hardware watchdog
	  in the RDC R-321x SoC.

	  To compile this driver as a module, choose M here: the
	  module will be called rdc321x_wdt.

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config 60XX_WDT
	tristate "SBC-60XX Watchdog Timer"
1097
	depends on X86
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	help
	  This driver can be used with the watchdog timer found on some
	  single board computers, namely the 6010 PII based computer.
	  It may well work with other cards.  It reads port 0x443 to enable
	  and re-set the watchdog timer, and reads port 0x45 to disable
	  the watchdog.  If you have a card that behave in similar ways,
	  you can probably make this driver work with your card as well.

	  You can compile this driver directly into the kernel, or use
	  it as a module.  The module will be called sbc60xxwdt.

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config SBC8360_WDT
	tristate "SBC8360 Watchdog Timer"
1111
	depends on X86_32
1112 1113 1114 1115 1116 1117
	---help---

	  This is the driver for the hardware watchdog on the SBC8360 Single
	  Board Computer produced by Axiomtek Co., Ltd. (www.axiomtek.com).

	  To compile this driver as a module, choose M here: the
1118
	  module will be called sbc8360.
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	  Most people will say N.

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config SBC7240_WDT
	tristate "SBC Nano 7240 Watchdog Timer"
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	depends on X86_32 && !UML
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	---help---
	  This is the driver for the hardware watchdog found on the IEI
	  single board computers EPIC Nano 7240 (and likely others). This
	  watchdog simply watches your kernel to make sure it doesn't freeze,
	  and if it does, it reboots your computer after a certain amount of
	  time.

	  To compile this driver as a module, choose M here: the
	  module will be called sbc7240_wdt.

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config CPU5_WDT
	tristate "SMA CPU5 Watchdog"
1137
	depends on X86
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	---help---
	  TBD.
	  To compile this driver as a module, choose M here: the
	  module will be called cpu5wdt.

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config SMSC_SCH311X_WDT
	tristate "SMSC SCH311X Watchdog Timer"
	depends on X86
	---help---
	  This is the driver for the hardware watchdog timer on the
	  SMSC SCH3112, SCH3114 and SCH3116 Super IO chipset
	  (LPC IO with 8042 KBC, Reset Generation, HWM and multiple
	  serial ports).

	  To compile this driver as a module, choose M here: the
	  module will be called sch311x_wdt.

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config SMSC37B787_WDT
	tristate "Winbond SMsC37B787 Watchdog Timer"
1157
	depends on X86
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	---help---
	  This is the driver for the hardware watchdog component on the
	  Winbond SMsC37B787 chipset as used on the NetRunner Mainboard
	  from Vision Systems and maybe others.

	  This watchdog simply watches your kernel to make sure it doesn't
	  freeze, and if it does, it reboots your computer after a certain
	  amount of time.

	  Usually a userspace daemon will notify the kernel WDT driver that
	  userspace is still alive, at regular intervals.

	  To compile this driver as a module, choose M here: the
	  module will be called smsc37b787_wdt.

	  Most people will say N.

1175 1176
config VIA_WDT
	tristate "VIA Watchdog Timer"
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	depends on X86 && PCI
1178 1179 1180 1181 1182 1183 1184 1185 1186 1187
	select WATCHDOG_CORE
	---help---
	This is the driver for the hardware watchdog timer on VIA
	southbridge chipset CX700, VX800/VX820 or VX855/VX875.

	To compile this driver as a module, choose M here; the module
	will be called via_wdt.

	Most people will say N.

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config W83627HF_WDT
1189
	tristate "Watchdog timer for W83627HF/W83627DHG and compatibles"
1190
	depends on X86
1191
	select WATCHDOG_CORE
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	---help---
1193 1194 1195 1196 1197 1198
	  This is the driver for the hardware watchdog on the following
	  Super I/O chips.
		W83627DHG/DHG-P/EHF/EHG/F/G/HF/S/SF/THF/UHG/UG
		W83637HF
		W83667HG/HG-B
		W83687THF
1199 1200
		W83697HF
		W83697UG
1201 1202 1203
		NCT6775
		NCT6776
		NCT6779
1204 1205
		NCT6791
		NCT6792
1206
		NCT6102D/04D/06D
1207

1208 1209 1210
	  This watchdog simply watches your kernel to make sure it doesn't
	  freeze, and if it does, it reboots your computer after a certain
	  amount of time.
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	  To compile this driver as a module, choose M here: the
	  module will be called w83627hf_wdt.

	  Most people will say N.

config W83877F_WDT
	tristate "W83877F (EMACS) Watchdog Timer"
1219
	depends on X86
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	---help---
	  This is the driver for the hardware watchdog on the W83877F chipset
	  as used in EMACS PC-104 motherboards (and likely others).  This
	  watchdog simply watches your kernel to make sure it doesn't freeze,
	  and if it does, it reboots your computer after a certain amount of
	  time.

	  To compile this driver as a module, choose M here: the
	  module will be called w83877f_wdt.

	  Most people will say N.

1232 1233
config W83977F_WDT
	tristate "W83977F (PCM-5335) Watchdog Timer"
1234
	depends on X86
1235 1236 1237 1238 1239 1240 1241 1242 1243 1244
	---help---
	  This is the driver for the hardware watchdog on the W83977F I/O chip
	  as used in AAEON's PCM-5335 SBC (and likely others).  This
	  watchdog simply watches your kernel to make sure it doesn't freeze,
	  and if it does, it reboots your computer after a certain amount of
	  time.

	  To compile this driver as a module, choose M here: the
	  module will be called w83977f_wdt.

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config MACHZ_WDT
	tristate "ZF MachZ Watchdog"
1247
	depends on X86
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	---help---
	  If you are using a ZF Micro MachZ processor, say Y here, otherwise
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	  N.  This is the driver for the watchdog timer built-in on that
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	  processor using ZF-Logic interface.  This watchdog simply watches
	  your kernel to make sure it doesn't freeze, and if it does, it
	  reboots your computer after a certain amount of time.

	  To compile this driver as a module, choose M here: the
	  module will be called machzwd.

1258 1259
config SBC_EPX_C3_WATCHDOG
	tristate "Winsystems SBC EPX-C3 watchdog"
1260
	depends on X86
1261 1262 1263 1264 1265 1266 1267 1268
	---help---
	  This is the driver for the built-in watchdog timer on the EPX-C3
	  Single-board computer made by Winsystems, Inc.

	  *Note*: This hardware watchdog is not probeable and thus there
	  is no way to know if writing to its IO address will corrupt
	  your system or have any real effect.  The only way to be sure
	  that this driver does what you want is to make sure you
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	  are running it on an EPX-C3 from Winsystems with the watchdog
1270 1271 1272 1273 1274 1275 1276 1277 1278
	  timer at IO address 0x1ee and 0x1ef.  It will write to both those
	  IO ports.  Basically, the assumption is made that if you compile
	  this driver into your kernel and/or load it as a module, that you
	  know what you are doing and that you are in fact running on an
	  EPX-C3 board!

	  To compile this driver as a module, choose M here: the
	  module will be called sbc_epx_c3.

1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293
config INTEL_MEI_WDT
	tristate "Intel MEI iAMT Watchdog"
	depends on INTEL_MEI && X86
	select WATCHDOG_CORE
	---help---
	  A device driver for the Intel MEI iAMT watchdog.

	  The Intel AMT Watchdog is an OS Health (Hang/Crash) watchdog.
	  Whenever the OS hangs or crashes, iAMT will send an event
	  to any subscriber to this event. The watchdog doesn't reset the
	  the platform.

	  To compile this driver as a module, choose M here:
	  the module will be called mei_wdt.

1294 1295 1296 1297 1298 1299 1300 1301 1302 1303
config NI903X_WDT
	tristate "NI 903x/913x Watchdog"
	depends on X86 && ACPI
	select WATCHDOG_CORE
	---help---
	  This is the driver for the watchdog timer on the National Instruments
	  903x/913x real-time controllers.

	  To compile this driver as a module, choose M here: the module will be
	  called ni903x_wdt.
1304

1305
# M32R Architecture
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1307 1308
# M68K Architecture

1309 1310
config M54xx_WATCHDOG
	tristate "MCF54xx watchdog support"
1311 1312 1313
	depends on M548x
	help
	  To compile this driver as a module, choose M here: the
1314
	  module will be called m54xx_wdt.
1315

1316 1317
# MicroBlaze Architecture

1318 1319
# MIPS Architecture

1320 1321 1322 1323 1324 1325 1326
config ATH79_WDT
	tristate "Atheros AR71XX/AR724X/AR913X hardware watchdog"
	depends on ATH79
	help
	  Hardware driver for the built-in watchdog timer on the Atheros
	  AR71XX/AR724X/AR913X SoCs.

1327 1328
config BCM47XX_WDT
	tristate "Broadcom BCM47xx Watchdog Timer"
1329
	depends on BCM47XX || ARCH_BCM_5301X
1330
	select WATCHDOG_CORE
1331
	help
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	  Hardware driver for the Broadcom BCM47xx Watchdog Timer.
1333

1334 1335 1336 1337 1338 1339 1340 1341 1342 1343
config RC32434_WDT
	tristate "IDT RC32434 SoC Watchdog Timer"
	depends on MIKROTIK_RB532
	help
	  Hardware driver for the IDT RC32434 SoC built-in
	  watchdog timer.

	  To compile this driver as a module, choose M here: the
	  module will be called rc32434_wdt.

1344 1345
config INDYDOG
	tristate "Indy/I2 Hardware Watchdog"
1346
	depends on SGI_HAS_INDYDOG
1347 1348 1349 1350 1351 1352
	help
	  Hardware driver for the Indy's/I2's watchdog. This is a
	  watchdog timer that will reboot the machine after a 60 second
	  timer expired and no process has written to /dev/watchdog during
	  that time.

1353 1354 1355
config JZ4740_WDT
	tristate "Ingenic jz4740 SoC hardware watchdog"
	depends on MACH_JZ4740
1356
	select WATCHDOG_CORE
1357 1358 1359
	help
	  Hardware driver for the built-in watchdog timer on Ingenic jz4740 SoCs.

1360 1361 1362 1363 1364 1365 1366
config WDT_MTX1
	tristate "MTX-1 Hardware Watchdog"
	depends on MIPS_MTX1
	help
	  Hardware driver for the MTX-1 boards. This is a watchdog timer that
	  will reboot the machine after a 100 seconds timer expired.

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config PNX833X_WDT
	tristate "PNX833x Hardware Watchdog"
	depends on SOC_PNX8335
	help
	  Hardware driver for the PNX833x's watchdog. This is a
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	  watchdog timer that will reboot the machine after a programmable
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	  timer has expired and no process has written to /dev/watchdog during
	  that time.

1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388
config SIBYTE_WDOG
	tristate "Sibyte SoC hardware watchdog"
	depends on CPU_SB1
	help
	  Watchdog driver for the built in watchdog hardware in Sibyte
	  SoC processors.  There are apparently two watchdog timers
	  on such processors; this driver supports only the first one,
	  because currently Linux only supports exporting one watchdog
	  to userspace.

	  To compile this driver as a loadable module, choose M here.
	  The module will be called sb_wdog.

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config AR7_WDT
	tristate "TI AR7 Watchdog Timer"
	depends on AR7
	help
	  Hardware driver for the TI AR7 Watchdog Timer.

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config TXX9_WDT
	tristate "Toshiba TXx9 Watchdog Timer"
	depends on CPU_TX39XX || CPU_TX49XX
1398
	select WATCHDOG_CORE
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	help
	  Hardware driver for the built-in watchdog timer on TXx9 MIPS SoCs.

1402 1403
config OCTEON_WDT
	tristate "Cavium OCTEON SOC family Watchdog Timer"
1404
	depends on CAVIUM_OCTEON_SOC
1405
	default y
1406
	select WATCHDOG_CORE
1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420
	select EXPORT_UASM if OCTEON_WDT = m
	help
	  Hardware driver for OCTEON's on chip watchdog timer.
	  Enables the watchdog for all cores running Linux. It
	  installs a NMI handler and pokes the watchdog based on an
	  interrupt.  On first expiration of the watchdog, the
	  interrupt handler pokes it.  The second expiration causes an
	  NMI that prints a message. The third expiration causes a
	  global soft reset.

	  When userspace has /dev/watchdog open, no poking is done
	  from the first interrupt, it is then only poked when the
	  device is written.

1421 1422 1423 1424 1425 1426 1427 1428 1429 1430
config BCM63XX_WDT
	tristate "Broadcom BCM63xx hardware watchdog"
	depends on BCM63XX
	help
	  Watchdog driver for the built in watchdog hardware in Broadcom
	  BCM63xx SoC.

	  To compile this driver as a loadable module, choose M here.
	  The module will be called bcm63xx_wdt.

1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441
config BCM2835_WDT
	tristate "Broadcom BCM2835 hardware watchdog"
	depends on ARCH_BCM2835
	select WATCHDOG_CORE
	help
	  Watchdog driver for the built in watchdog hardware in Broadcom
	  BCM2835 SoC.

	  To compile this driver as a loadable module, choose M here.
	  The module will be called bcm2835_wdt.

1442 1443
config BCM_KONA_WDT
	tristate "BCM Kona Watchdog"
1444
	depends on ARCH_BCM_MOBILE
1445 1446 1447 1448 1449 1450 1451 1452 1453
	select WATCHDOG_CORE
	help
	  Support for the watchdog timer on the following Broadcom BCM281xx
	  family, which includes BCM11130, BCM11140, BCM11351, BCM28145 and
	  BCM28155 variants.

	  Say 'Y' or 'M' here to enable the driver. The module will be called
	  bcm_kona_wdt.

1454 1455 1456 1457 1458 1459 1460 1461 1462 1463
config BCM_KONA_WDT_DEBUG
	bool "DEBUGFS support for BCM Kona Watchdog"
	depends on BCM_KONA_WDT
	help
	  If enabled, adds /sys/kernel/debug/bcm_kona_wdt/info which provides
	  access to the driver's internal data structures as well as watchdog
	  timer hardware registres.

	  If in doubt, say 'N'.

1464 1465 1466
config BCM7038_WDT
	tristate "BCM7038 Watchdog"
	select WATCHDOG_CORE
1467
	depends on HAS_IOMEM
1468
	depends on ARCH_BRCMSTB || BMIPS_GENERIC || COMPILE_TEST
1469
	help
1470 1471 1472 1473
	 Watchdog driver for the built-in hardware in Broadcom 7038 and
	 later SoCs used in set-top boxes.  BCM7038 was made public
	 during the 2004 CES, and since then, many Broadcom chips use this
	 watchdog block, including some cable modem chips.
1474

1475 1476 1477 1478
config IMGPDC_WDT
	tristate "Imagination Technologies PDC Watchdog Timer"
	depends on HAS_IOMEM
	depends on METAG || MIPS || COMPILE_TEST
1479
	select WATCHDOG_CORE
1480 1481 1482 1483 1484 1485 1486
	help
	  Driver for Imagination Technologies PowerDown Controller
	  Watchdog Timer.

	  To compile this driver as a loadable module, choose M here.
	  The module will be called imgpdc_wdt.

1487 1488 1489 1490 1491 1492
config LANTIQ_WDT
	tristate "Lantiq SoC watchdog"
	depends on LANTIQ
	help
	  Hardware driver for the Lantiq SoC Watchdog Timer.

1493 1494 1495 1496 1497 1498 1499
config RALINK_WDT
	tristate "Ralink SoC watchdog"
	select WATCHDOG_CORE
	depends on RALINK
	help
	  Hardware driver for the Ralink SoC Watchdog Timer.

1500 1501 1502 1503 1504 1505 1506
config MT7621_WDT
	tristate "Mediatek SoC watchdog"
	select WATCHDOG_CORE
	depends on SOC_MT7620 || SOC_MT7621
	help
	  Hardware driver for the Mediatek/Ralink MT7621/8 SoC Watchdog Timer.

1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518 1519
config PIC32_WDT
	tristate "Microchip PIC32 hardware watchdog"
	select WATCHDOG_CORE
	depends on MACH_PIC32
	help
	  Watchdog driver for the built in watchdog hardware in a PIC32.

	  Configuration bits must be set appropriately for the watchdog to be
	  controlled by this driver.

	  To compile this driver as a loadable module, choose M here.
	  The module will be called pic32-wdt.

1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532
config PIC32_DMT
	tristate "Microchip PIC32 Deadman Timer"
	select WATCHDOG_CORE
	depends on MACH_PIC32
	help
	  Watchdog driver for PIC32 instruction fetch counting timer. This specific
	  timer is typically be used in misson critical and safety critical
	  applications, where any single failure of the software functionality
	  and sequencing must be detected.

	  To compile this driver as a loadable module, choose M here.
	  The module will be called pic32-dmt.

1533 1534 1535
# PARISC Architecture

# POWERPC Architecture
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1536

1537
config GEF_WDT
1538
	tristate "GE Watchdog Timer"
1539
	depends on GE_FPGA
1540
	---help---
1541
	  Watchdog timer found in a number of GE single board computers.
1542

1543
config MPC5200_WDT
1544
	bool "MPC52xx Watchdog Timer"
1545
	depends on PPC_MPC52xx
1546 1547
	help
	  Use General Purpose Timer (GPT) 0 on the MPC5200 as Watchdog.
1548

1549 1550
config 8xxx_WDT
	tristate "MPC8xxx Platform Watchdog Timer"
1551
	depends on PPC_8xx || PPC_83xx || PPC_86xx || PPC_MPC512x
1552
	select WATCHDOG_CORE
1553 1554 1555
	help
	  This driver is for a SoC level watchdog that exists on some
	  Freescale PowerPC processors. So far this driver supports:
1556
	  - MPC8xx watchdogs
1557 1558 1559 1560
	  - MPC83xx watchdogs
	  - MPC86xx watchdogs

	  For BookE processors (MPC85xx) use the BOOKE_WDT driver instead.
1561

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1562 1563
config MV64X60_WDT
	tristate "MV64X60 (Marvell Discovery) Watchdog Timer"
1564
	depends on MV64X60
J
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1565

1566 1567 1568 1569 1570 1571 1572 1573
config PIKA_WDT
	tristate "PIKA FPGA Watchdog"
	depends on WARP
	default y
	help
	  This enables the watchdog in the PIKA FPGA. Currently used on
	  the Warp platform.

1574
config BOOKE_WDT
1575
	tristate "PowerPC Book-E Watchdog Timer"
1576
	depends on BOOKE || 4xx
1577
	select WATCHDOG_CORE
1578
	---help---
1579 1580 1581
	  Watchdog driver for PowerPC Book-E chips, such as the Freescale
	  MPC85xx SOCs and the IBM PowerPC 440.

1582 1583
	  Please see Documentation/watchdog/watchdog-api.txt for
	  more information.
1584

1585 1586 1587
config BOOKE_WDT_DEFAULT_TIMEOUT
	int "PowerPC Book-E Watchdog Timer Default Timeout"
	depends on BOOKE_WDT
1588 1589 1590 1591
	default 38 if PPC_FSL_BOOK3E
	range 0 63 if PPC_FSL_BOOK3E
	default 3 if !PPC_FSL_BOOK3E
	range 0 3 if !PPC_FSL_BOOK3E
1592 1593 1594 1595 1596 1597 1598 1599
	help
	  Select the default watchdog timer period to be used by the PowerPC
	  Book-E watchdog driver.  A watchdog "event" occurs when the bit
	  position represented by this number transitions from zero to one.

	  For Freescale Book-E processors, this is a number between 0 and 63.
	  For other Book-E processors, this is a number between 0 and 3.

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	  The value can be overridden by the wdt_period command-line parameter.
1601

1602 1603 1604
config MEN_A21_WDT
       tristate "MEN A21 VME CPU Carrier Board Watchdog Timer"
       select WATCHDOG_CORE
1605
       depends on GPIOLIB || COMPILE_TEST
1606 1607 1608 1609 1610 1611 1612 1613
       help
        Watchdog driver for MEN A21 VMEbus CPU Carrier Boards.

	The driver can also be built as a module. If so, the module will be
	called mena21_wdt.

	If unsure select N here.

1614 1615 1616 1617
# PPC64 Architecture

config WATCHDOG_RTAS
	tristate "RTAS watchdog"
1618
	depends on PPC_RTAS
1619 1620 1621
	help
	  This driver adds watchdog support for the RTAS watchdog.

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1622
	  To compile this driver as a module, choose M here. The module
1623 1624
	  will be called wdrtas.

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1625 1626
# S390 Architecture

1627 1628
config DIAG288_WATCHDOG
	tristate "System z diag288 Watchdog"
1629
	depends on S390
1630
	select WATCHDOG_CORE
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1631 1632 1633 1634 1635
	help
	  IBM s/390 and zSeries machines running under z/VM 5.1 or later
	  provide a virtual watchdog timer to their guest that cause a
	  user define Control Program command to be executed after a
	  timeout.
1636 1637
	  LPAR provides a very similar interface. This driver handles
	  both.
L
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1638 1639

	  To compile this driver as a module, choose M here. The module
1640
	  will be called diag288_wdt.
L
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1641

1642
# SUPERH (sh + sh64) Architecture
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1643 1644 1645

config SH_WDT
	tristate "SuperH Watchdog"
1646
	depends on SUPERH && (CPU_SH3 || CPU_SH4)
1647
	select WATCHDOG_CORE
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1648 1649 1650 1651 1652 1653 1654 1655 1656 1657 1658 1659 1660 1661
	help
	  This driver adds watchdog support for the integrated watchdog in the
	  SuperH processors. If you have one of these processors and wish
	  to have watchdog support enabled, say Y, otherwise say N.

	  As a side note, saying Y here will automatically boost HZ to 1000
	  so that the timer has a chance to clear the overflow counter. On
	  slower systems (such as the SH-2 and SH-3) this will likely yield
	  some performance issues. As such, the WDT should be avoided here
	  unless it is absolutely necessary.

	  To compile this driver as a module, choose M here: the
	  module will be called shwdt.

1662 1663
# SPARC Architecture

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1664 1665 1666 1667
# SPARC64 Architecture

config WATCHDOG_CP1XXX
	tristate "CP1XXX Hardware Watchdog support"
1668
	depends on SPARC64 && PCI
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1669 1670 1671 1672 1673 1674 1675 1676 1677 1678 1679 1680 1681
	---help---
	  This is the driver for the hardware watchdog timers present on
	  Sun Microsystems CompactPCI models CP1400 and CP1500.

	  To compile this driver as a module, choose M here: the
	  module will be called cpwatchdog.

	  If you do not have a CompactPCI model CP1400 or CP1500, or
	  another UltraSPARC-IIi-cEngine boardset with hardware watchdog,
	  you should say N to this option.

config WATCHDOG_RIO
	tristate "RIO Hardware Watchdog support"
1682
	depends on SPARC64 && PCI
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	help
	  Say Y here to support the hardware watchdog capability on Sun RIO
	  machines.  The watchdog timeout period is normally one minute but
	  can be changed with a boot-time parameter.

1688 1689 1690 1691 1692 1693 1694 1695 1696 1697 1698
config WATCHDOG_SUN4V
	tristate "Sun4v Watchdog support"
	select WATCHDOG_CORE
	depends on SPARC64
	help
	  Say Y here to support the hypervisor watchdog capability embedded
	  in the SPARC sun4v architecture.

	  To compile this driver as a module, choose M here. The module will
	  be called sun4v_wdt.

1699 1700
# XTENSA Architecture

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1701 1702 1703 1704 1705 1706 1707 1708 1709 1710
# Xen Architecture

config XEN_WDT
	tristate "Xen Watchdog support"
	depends on XEN
	help
	  Say Y here to support the hypervisor watchdog capability provided
	  by Xen 4.0 and newer.  The watchdog timeout period is normally one
	  minute but can be changed with a boot-time parameter.

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config UML_WATCHDOG
	tristate "UML watchdog"
	depends on UML

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1715 1716 1717 1718 1719
#
# ISA-based Watchdog Cards
#

comment "ISA-based Watchdog Cards"
1720
	depends on ISA
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config PCWATCHDOG
	tristate "Berkshire Products ISA-PC Watchdog"
1724
	depends on ISA
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1725 1726 1727 1728 1729 1730 1731 1732 1733 1734 1735 1736 1737 1738 1739
	---help---
	  This is the driver for the Berkshire Products ISA-PC Watchdog card.
	  This card simply watches your kernel to make sure it doesn't freeze,
	  and if it does, it reboots your computer after a certain amount of
	  time. This driver is like the WDT501 driver but for different
	  hardware. Please read <file:Documentation/watchdog/pcwd-watchdog.txt>. The PC
	  watchdog cards can be ordered from <http://www.berkprod.com/>.

	  To compile this driver as a module, choose M here: the
	  module will be called pcwd.

	  Most people will say N.

config MIXCOMWD
	tristate "Mixcom Watchdog"
1740
	depends on ISA
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1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753
	---help---
	  This is a driver for the Mixcom hardware watchdog cards.  This
	  watchdog simply watches your kernel to make sure it doesn't freeze,
	  and if it does, it reboots your computer after a certain amount of
	  time.

	  To compile this driver as a module, choose M here: the
	  module will be called mixcomwd.

	  Most people will say N.

config WDT
	tristate "WDT Watchdog timer"
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	depends on ISA
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	---help---
	  If you have a WDT500P or WDT501P watchdog board, say Y here,
	  otherwise N. It is not possible to probe for this board, which means
	  that you have to inform the kernel about the IO port and IRQ that
	  is needed (you can do this via the io and irq parameters)

	  To compile this driver as a module, choose M here: the
	  module will be called wdt.

#
# PCI-based Watchdog Cards
#

comment "PCI-based Watchdog Cards"
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	depends on PCI
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config PCIPCWATCHDOG
	tristate "Berkshire Products PCI-PC Watchdog"
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	depends on PCI
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	---help---
	  This is the driver for the Berkshire Products PCI-PC Watchdog card.
	  This card simply watches your kernel to make sure it doesn't freeze,
	  and if it does, it reboots your computer after a certain amount of
	  time. The card can also monitor the internal temperature of the PC.
	  More info is available at <http://www.berkprod.com/pci_pc_watchdog.htm>.

	  To compile this driver as a module, choose M here: the
	  module will be called pcwd_pci.

	  Most people will say N.

config WDTPCI
	tristate "PCI-WDT500/501 Watchdog timer"
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	depends on PCI
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	---help---
	  If you have a PCI-WDT500/501 watchdog board, say Y here, otherwise N.

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	  If you have a PCI-WDT501 watchdog board then you can enable the
	  temperature sensor by setting the type parameter to 501.
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	  If you want to enable the Fan Tachometer on the PCI-WDT501, then you
	  can do this via the tachometer parameter. Only do this if you have a
	  fan tachometer actually set up.

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	  To compile this driver as a module, choose M here: the
	  module will be called wdt_pci.

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#
# USB-based Watchdog Cards
#

comment "USB-based Watchdog Cards"
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	depends on USB
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config USBPCWATCHDOG
	tristate "Berkshire Products USB-PC Watchdog"
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	depends on USB
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	---help---
	  This is the driver for the Berkshire Products USB-PC Watchdog card.
	  This card simply watches your kernel to make sure it doesn't freeze,
	  and if it does, it reboots your computer after a certain amount of
	  time. The card can also monitor the internal temperature of the PC.
	  More info is available at <http://www.berkprod.com/usb_pc_watchdog.htm>.

	  To compile this driver as a module, choose M here: the
	  module will be called pcwd_usb.

	  Most people will say N.

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endif # WATCHDOG