diff options
Diffstat (limited to 'drivers/watchdog/Kconfig')
| -rw-r--r-- | drivers/watchdog/Kconfig | 678 |
1 files changed, 445 insertions, 233 deletions
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig index 4f4687c46d38..d3b9df7d466b 100644 --- a/drivers/watchdog/Kconfig +++ b/drivers/watchdog/Kconfig @@ -22,9 +22,9 @@ menuconfig WATCHDOG 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. + <https://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. @@ -73,6 +73,14 @@ config WATCHDOG_SYSFS Say Y here if you want to enable watchdog device status read through sysfs attributes. +config WATCHDOG_HRTIMER_PRETIMEOUT + bool "Enable watchdog hrtimer-based pretimeouts" + help + Enable this if you want to use a hrtimer timer based pretimeout for + watchdogs that do not natively support pretimeout support. Be aware + that because this pretimeout functionality uses hrtimers, it may not + be able to fire before the actual watchdog fires in some situations. + comment "Watchdog Pretimeout Governors" config WATCHDOG_PRETIMEOUT_GOV @@ -160,17 +168,42 @@ config SOFT_WATCHDOG_PRETIMEOUT watchdog. Be aware that governors might affect the watchdog because it is purely software, e.g. the panic governor will stall it! -config BD70528_WATCHDOG - tristate "ROHM BD70528 PMIC Watchdog" - depends on MFD_ROHM_BD70528 +config BD957XMUF_WATCHDOG + tristate "ROHM BD9576MUF and BD9573MUF PMIC Watchdog" + depends on MFD_ROHM_BD957XMUF select WATCHDOG_CORE help - Support for the watchdog in the ROHM BD70528 PMIC. Watchdog trigger - cause system reset. + Support for the watchdog in the ROHM BD9576 and BD9573 PMICs. + These PMIC ICs contain watchdog block which can be configured + to toggle reset line if SoC fails to ping watchdog via GPIO. + + Say Y here to include support for the ROHM BD9576 or BD9573 + watchdog. Alternatively say M to compile the driver as a module, + which will be called bd9576_wdt. - Say Y here to include support for the ROHM BD70528 watchdog. +config BD96801_WATCHDOG + tristate "ROHM BD96801 PMIC Watchdog" + depends on MFD_ROHM_BD96801 + select WATCHDOG_CORE + help + Support for the watchdog in the ROHM BD96801 PMIC. Watchdog can be + configured to only generate IRQ or to trigger system reset via reset + pin. + + Say Y here to include support for the ROHM BD96801 watchdog. Alternatively say M to compile the driver as a module, - which will be called bd70528_wdt. + which will be called bd96801_wdt. + +config CROS_EC_WATCHDOG + tristate "ChromeOS EC-based watchdog" + select WATCHDOG_CORE + depends on CROS_EC + help + Watchdog driver for Chromebook devices equipped with embedded controller. + Trigger event is recorded in EC and checked on the subsequent boot. + + To compile this driver as a module, choose M here: the + module will be called cros_ec_wdt. config DA9052_WATCHDOG tristate "Dialog DA9052 Watchdog" @@ -198,6 +231,7 @@ config DA9055_WATCHDOG config DA9063_WATCHDOG tristate "Dialog DA9063 Watchdog" depends on MFD_DA9063 || COMPILE_TEST + depends on I2C select WATCHDOG_CORE help Support for the watchdog in the DA9063 PMIC. @@ -233,6 +267,30 @@ config GPIO_WATCHDOG_ARCH_INITCALL arch_initcall. If in doubt, say N. +config LENOVO_SE10_WDT + tristate "Lenovo SE10 Watchdog" + depends on (X86 && DMI) || COMPILE_TEST + depends on HAS_IOPORT + select WATCHDOG_CORE + help + If you say yes here you get support for the watchdog + functionality for the Lenovo SE10 platform. + + This driver can also be built as a module. If so, the module + will be called lenovo-se10-wdt. + +config LENOVO_SE30_WDT + tristate "Lenovo SE30 Watchdog" + depends on (X86 && DMI) || COMPILE_TEST + depends on HAS_IOPORT + select WATCHDOG_CORE + help + If you say yes here you get support for the watchdog + functionality for the Lenovo SE30 platform. + + This driver can also be built as a module. If so, the module + will be called lenovo-se30-wdt. + config MENF21BMC_WATCHDOG tristate "MEN 14F021P00 BMC Watchdog" depends on MFD_MENF21BMC || COMPILE_TEST @@ -254,17 +312,6 @@ config MENZ069_WATCHDOG This driver can also be built as a module. If so the module will be called menz069_wdt. -config TANGOX_WATCHDOG - tristate "Sigma Designs SMP86xx/SMP87xx watchdog" - select WATCHDOG_CORE - depends on ARCH_TANGO || COMPILE_TEST - depends on HAS_IOMEM - 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. - config WDAT_WDT tristate "ACPI Watchdog Action Table (WDAT)" depends on ACPI @@ -300,11 +347,29 @@ config XILINX_WATCHDOG depends on HAS_IOMEM select WATCHDOG_CORE help - Watchdog driver for the xps_timebase_wdt ip core. + 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. +config XILINX_WINDOW_WATCHDOG + tristate "Xilinx window watchdog timer" + depends on HAS_IOMEM + depends on ARM64 || COMPILE_TEST + select WATCHDOG_CORE + help + Window watchdog driver for the versal_wwdt IP core. + Window watchdog timer(WWDT) contains closed(first) and + open(second) window with 32 bit width. Write to the watchdog + timer within predefined window periods of time. This means + a period that is not too soon and a period that is not too + late. The WWDT has to be restarted within the open window time. + If software tries to restart WWDT outside of the open window + time period, it generates a reset. + + To compile this driver as a module, choose M here: the + module will be called xilinx_wwdt. + config ZIIRAVE_WATCHDOG tristate "Zodiac RAVE Watchdog Timer" depends on I2C @@ -326,7 +391,7 @@ config RAVE_SP_WATCHDOG config MLX_WDT tristate "Mellanox Watchdog" - depends on MELLANOX_PLATFORM + depends on MELLANOX_PLATFORM || COMPILE_TEST select WATCHDOG_CORE select REGMAP help @@ -340,10 +405,29 @@ config MLX_WDT To compile this driver as a module, choose M here: the module will be called mlx-wdt. +config SL28CPLD_WATCHDOG + tristate "Kontron sl28cpld Watchdog" + depends on MFD_SL28CPLD || COMPILE_TEST + select WATCHDOG_CORE + help + Say Y here to include support for the watchdog timer + on the Kontron sl28 CPLD. + + To compile this driver as a module, choose M here: the + module will be called sl28cpld_wdt. + # ALPHA Architecture # ARM Architecture +config AIROHA_WATCHDOG + tristate "Airoha EN7581 Watchdog" + depends on ARCH_AIROHA || COMPILE_TEST + select WATCHDOG_CORE + help + Watchdog timer embedded into Airoha SoC. This will reboot your + system when the timeout is reached. + config ARM_SP805_WATCHDOG tristate "ARM SP805 Watchdog" depends on (ARM || ARM64 || COMPILE_TEST) && ARM_AMBA @@ -375,6 +459,7 @@ config ARM_SBSA_WATCHDOG config ARMADA_37XX_WATCHDOG tristate "Armada 37xx watchdog" depends on ARCH_MVEBU || COMPILE_TEST + depends on HAS_IOMEM select MFD_SYSCON select WATCHDOG_CORE help @@ -390,8 +475,8 @@ config ASM9260_WATCHDOG select WATCHDOG_CORE select RESET_CONTROLLER help - Watchdog timer embedded into Alphascale asm9260 chips. This will reboot your - system when the timeout is reached. + Watchdog timer embedded into Alphascale asm9260 chips. This will + reboot your system when the timeout is reached. config AT91RM9200_WATCHDOG tristate "AT91RM9200 watchdog" @@ -442,6 +527,7 @@ config 21285_WATCHDOG config 977_WATCHDOG tristate "NetWinder WB83C977 watchdog" depends on (FOOTBRIDGE && ARCH_NETWINDER) || (ARM && COMPILE_TEST) + depends on HAS_IOPORT help Say Y here to include support for the WB977 watchdog included in NetWinder machines. Alternatively say M to compile the driver as @@ -464,7 +550,8 @@ config FTWDT010_WATCHDOG config IXP4XX_WATCHDOG tristate "IXP4xx Watchdog" - depends on ARCH_IXP4XX + depends on ARCH_IXP4XX || (ARM && COMPILE_TEST) + select WATCHDOG_CORE help Say Y here if to include support for the watchdog timer in the Intel IXP4xx network processors. This driver can @@ -478,33 +565,28 @@ config IXP4XX_WATCHDOG Say N if you are unsure. -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. - config S3C2410_WATCHDOG - tristate "S3C2410 Watchdog" - depends on HAVE_S3C2410_WATCHDOG || COMPILE_TEST + tristate "S3C6410/S5Pv210/Exynos Watchdog" + depends on ARCH_S3C64XX || ARCH_S5PV210 || ARCH_EXYNOS || COMPILE_TEST select WATCHDOG_CORE select MFD_SYSCON if ARCH_EXYNOS help - Watchdog timer block in the Samsung SoCs. This will reboot - the system when the timer expires with the watchdog enabled. + Watchdog timer block in the Samsung S3C64xx, S5Pv210 and Exynos + SoCs. This will reboot the system when the timer expires with + the watchdog enabled. The driver is limited by the speed of the system's PCLK signal, so with reasonably fast systems (PCLK around 50-66MHz) then watchdog intervals of over approximately 20seconds are unavailable. + Choose Y/M here only if you build for such Samsung SoC. The driver can be built as a module by choosing M, and will - be called s3c2410_wdt + be called s3c2410_wdt. config SA1100_WATCHDOG tristate "SA1100/PXA2xx watchdog" - depends on ARCH_SA1100 || ARCH_PXA + depends on ARCH_SA1100 || ARCH_PXA || COMPILE_TEST help Watchdog timer embedded into SA11x0 and PXA2xx chips. This will reboot your system when timeout is reached. @@ -540,8 +622,9 @@ config OMAP_WATCHDOG depends on ARCH_OMAP16XX || ARCH_OMAP2PLUS || COMPILE_TEST select WATCHDOG_CORE help - Support for TI OMAP1610/OMAP1710/OMAP2420/OMAP3430/OMAP4430 watchdog. Say 'Y' - here to enable the OMAP1610/OMAP1710/OMAP2420/OMAP3430/OMAP4430 watchdog timer. + Support for TI OMAP1610/OMAP1710/OMAP2420/OMAP3430/OMAP4430 watchdog. + Say 'Y' here to enable the + OMAP1610/OMAP1710/OMAP2420/OMAP3430/OMAP4430 watchdog timer. config PNX4008_WATCHDOG tristate "LPC32XX Watchdog" @@ -555,22 +638,6 @@ config PNX4008_WATCHDOG Say N if you are unsure. -config IOP_WATCHDOG - tristate "IOP Watchdog" - depends on ARCH_IOP13XX - 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. - config DAVINCI_WATCHDOG tristate "DaVinci watchdog" depends on ARCH_DAVINCI || ARCH_KEYSTONE || COMPILE_TEST @@ -594,7 +661,7 @@ config K3_RTI_WATCHDOG config ORION_WATCHDOG tristate "Orion watchdog" - depends on ARCH_ORION5X || ARCH_DOVE || MACH_DOVE || ARCH_MVEBU || (COMPILE_TEST && !ARCH_EBSA110) + depends on ARCH_ORION5X || ARCH_DOVE || MACH_DOVE || ARCH_MVEBU || COMPILE_TEST depends on ARM select WATCHDOG_CORE help @@ -624,17 +691,6 @@ config SUNXI_WATCHDOG To compile this driver as a module, choose M here: the module will be called sunxi_wdt. -config COH901327_WATCHDOG - bool "ST-Ericsson COH 901 327 watchdog" - depends on ARCH_U300 || (ARM && COMPILE_TEST) - default y if MACH_U300 - select WATCHDOG_CORE - 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. - config NPCM7XX_WATCHDOG tristate "Nuvoton NPCM750 watchdog" depends on ARCH_NPCM || COMPILE_TEST @@ -696,13 +752,24 @@ config MAX63XX_WATCHDOG config MAX77620_WATCHDOG tristate "Maxim Max77620 Watchdog Timer" - depends on MFD_MAX77620 || COMPILE_TEST + depends on MFD_MAX77620 || MFD_MAX77714 || COMPILE_TEST + select WATCHDOG_CORE + 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. + +config NCT6694_WATCHDOG + tristate "Nuvoton NCT6694 watchdog support" + depends on MFD_NCT6694 select WATCHDOG_CORE 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. + Say Y here to support Nuvoton NCT6694 watchdog timer + functionality. + + This driver can also be built as a module. If so, the module + will be called nct6694_wdt. config IMX2_WDT tristate "IMX2+ Watchdog" @@ -721,7 +788,7 @@ config IMX2_WDT config IMX_SC_WDT tristate "IMX SC Watchdog" depends on HAVE_ARM_SMCCC - depends on IMX_SCU + depends on IMX_SCU || COMPILE_TEST select WATCHDOG_CORE help This is the driver for the system controller watchdog @@ -748,17 +815,26 @@ config IMX7ULP_WDT To compile this driver as a module, choose M here: the module will be called imx7ulp_wdt. -config UX500_WATCHDOG - tristate "ST-Ericsson Ux500 watchdog" +config S32G_WDT + tristate "S32G Watchdog" + depends on ARCH_S32 || COMPILE_TEST + select WATCHDOG_CORE + help + This is the driver for the hardware watchdog on the NXP + S32G platforms. If you wish to have watchdog support + enabled, say Y, otherwise say N. + +config DB500_WATCHDOG + tristate "ST-Ericsson DB800 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. + existing in the prcmu of ST-Ericsson DB8500 platform. To compile this driver as a module, choose M here: the - module will be called ux500_wdt. + module will be called db500_wdt. config RETU_WATCHDOG tristate "Retu watchdog" @@ -782,15 +858,6 @@ config MOXART_WDT To compile this driver as a module, choose M here: the module will be called moxart_wdt. -config SIRFSOC_WATCHDOG - tristate "SiRFSOC watchdog" - depends on ARCH_SIRF || COMPILE_TEST - select WATCHDOG_CORE - default y - help - Support for CSR SiRFprimaII and SiRFatlasVI watchdog. When - the watchdog triggers the system will be reset. - config ST_LPC_WATCHDOG tristate "STMicroelectronics LPC Watchdog" depends on ARCH_STI || COMPILE_TEST @@ -850,6 +917,7 @@ config MESON_WATCHDOG config MEDIATEK_WATCHDOG tristate "Mediatek SoCs watchdog support" depends on ARCH_MEDIATEK || COMPILE_TEST + default ARCH_MEDIATEK select WATCHDOG_CORE select RESET_CONTROLLER help @@ -893,16 +961,6 @@ config LPC18XX_WATCHDOG To compile this driver as a module, choose M here: the module will be called lpc18xx_wdt. -config ATLAS7_WATCHDOG - tristate "CSRatlas7 watchdog" - depends on ARCH_ATLAS7 || COMPILE_TEST - 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. - config RENESAS_WDT tristate "Renesas WDT Watchdog" depends on ARCH_RENESAS || COMPILE_TEST @@ -911,6 +969,14 @@ config RENESAS_WDT This driver adds watchdog support for the integrated watchdogs in the Renesas R-Car and other SH-Mobile SoCs (usually named RWDT or SWDT). +config RENESAS_WWDT + tristate "Renesas Window WWDT Watchdog" + depends on ARCH_RENESAS || COMPILE_TEST + select WATCHDOG_CORE + help + This driver adds watchdog support for a window timer found in some + Renesas R-Car Gen3 and later SoCs. + config RENESAS_RZAWDT tristate "Renesas RZ/A WDT Watchdog" depends on ARCH_RENESAS || COMPILE_TEST @@ -919,6 +985,33 @@ config RENESAS_RZAWDT This driver adds watchdog support for the integrated watchdogs in the Renesas RZ/A SoCs. These watchdogs can be used to reset a system. +config RENESAS_RZN1WDT + tristate "Renesas RZ/N1 watchdog" + depends on ARCH_RENESAS || COMPILE_TEST + select WATCHDOG_CORE + help + This driver adds watchdog support for the integrated watchdogs in the + Renesas RZ/N1 SoCs. These watchdogs can be used to reset a system. + +config RENESAS_RZG2LWDT + tristate "Renesas RZ/G2L WDT Watchdog" + depends on ARCH_RZG2L || ARCH_R9A09G011 || COMPILE_TEST + depends on PM || COMPILE_TEST + select WATCHDOG_CORE + help + This driver adds watchdog support for the integrated watchdogs in the + Renesas RZ/G2L SoCs. These watchdogs can be used to reset a system. + +config RENESAS_RZV2HWDT + tristate "Renesas RZ/{G3E,V2H(P)} WDT Watchdog" + depends on ARCH_RENESAS || COMPILE_TEST + depends on PM || COMPILE_TEST + select WATCHDOG_CORE + help + This driver adds watchdog support for the integrated watchdogs in the + Renesas RZ/{G3E,V2H(P)} SoCs. These watchdogs can be used to reset a + system. + config ASPEED_WATCHDOG tristate "Aspeed BMC watchdog support" depends on ARCH_ASPEED || COMPILE_TEST @@ -932,21 +1025,11 @@ config ASPEED_WATCHDOG To compile this driver as a module, choose M here: the module will be called aspeed_wdt. -config ZX2967_WATCHDOG - tristate "ZTE zx2967 SoCs watchdog support" - depends on ARCH_ZX - select WATCHDOG_CORE - help - Say Y here to include support for the watchdog timer - in ZTE zx2967 SoCs. - To compile this driver as a module, choose M here: the - module will be called zx2967_wdt. - config STM32_WATCHDOG tristate "STM32 Independent WatchDoG (IWDG) support" - depends on ARCH_STM32 + depends on ARCH_STM32 || COMPILE_TEST select WATCHDOG_CORE - default y + default ARCH_STM32 help Say Y here to include support for the watchdog timer in stm32 SoCs. @@ -988,6 +1071,19 @@ config RTD119X_WATCHDOG Say Y here to include support for the watchdog timer in Realtek RTD1295 SoCs. +config REALTEK_OTTO_WDT + tristate "Realtek Otto MIPS watchdog support" + depends on MACH_REALTEK_RTL || COMPILE_TEST + depends on COMMON_CLK + select WATCHDOG_CORE + default MACH_REALTEK_RTL + help + Say Y here to include support for the watchdog timer on Realtek + RTL838x, RTL839x, RTL930x SoCs. This watchdog has pretimeout + notifications and system reset on timeout. + + When built as a module this will be called realtek_otto_wdt. + config SPRD_WATCHDOG tristate "Spreadtrum watchdog support" depends on ARCH_SPRD || COMPILE_TEST @@ -1004,6 +1100,49 @@ config PM8916_WATCHDOG Say Y here to include support watchdog timer embedded into the pm8916 module. +config VISCONTI_WATCHDOG + tristate "Toshiba Visconti series watchdog support" + depends on ARCH_VISCONTI || COMPILE_TEST + select WATCHDOG_CORE + help + Say Y here to include support for the watchdog timer in Toshiba + Visconti SoCs. + +config MSC313E_WATCHDOG + tristate "MStar MSC313e watchdog" + depends on ARCH_MSTARV7 || COMPILE_TEST + select WATCHDOG_CORE + help + Say Y here to include support for the Watchdog timer embedded + into MStar MSC313e chips. This will reboot your system when the + timeout is reached. + + To compile this driver as a module, choose M here: the + module will be called msc313e_wdt. + +config APPLE_WATCHDOG + tristate "Apple SoC watchdog" + depends on ARCH_APPLE || COMPILE_TEST + select WATCHDOG_CORE + help + Say Y here to include support for the Watchdog found in Apple + SoCs such as the M1. Next to the common watchdog features this + driver is also required in order to reboot these SoCs. + + To compile this driver as a module, choose M here: the + module will be called apple_wdt. + +config SUNPLUS_WATCHDOG + tristate "Sunplus watchdog support" + depends on ARCH_SUNPLUS || COMPILE_TEST + select WATCHDOG_CORE + help + Say Y here to include support for the watchdog timer + in Sunplus SoCs. + + To compile this driver as a module, choose M here: the + module will be called sunplus_wdt. + # X86 (i386 + ia64 + x86_64) Architecture config ACQUIRE_WDT @@ -1022,16 +1161,25 @@ config ACQUIRE_WDT config ADVANTECH_WDT tristate "Advantech SBC Watchdog Timer" - depends on X86 + depends on (X86 || COMPILE_TEST) && HAS_IOPORT 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/> + <https://www.advantech.com.tw/products/> + +config ADVANTECH_EC_WDT + tristate "Advantech Embedded Controller Watchdog Timer" + depends on (X86 || COMPILE_TEST) && HAS_IOPORT + select ISA_BUS_API + select WATCHDOG_CORE + help + This driver supports Advantech products with ITE based Embedded Controller. + It does not support Advantech products with other ECs or without EC. config ALIM1535_WDT tristate "ALi M1535 PMU Watchdog Timer" - depends on X86 && PCI + depends on (X86 || COMPILE_TEST) && PCI help This is the driver for the hardware watchdog on the ALi M1535 PMU. @@ -1053,9 +1201,19 @@ config ALIM7101_WDT Most people will say N. +config CGBC_WDT + tristate "Congatec Board Controller Watchdog Timer" + depends on MFD_CGBC + select WATCHDOG_CORE + help + Enables watchdog timer support for the Congatec Board Controller. + + This driver can also be built as a module. If so, the module will be + called cgbc_wdt. + config EBC_C384_WDT tristate "WinSystems EBC-C384 Watchdog Timer" - depends on X86 + depends on (X86 || COMPILE_TEST) && HAS_IOPORT select ISA_BUS_API select WATCHDOG_CORE help @@ -1063,9 +1221,21 @@ config EBC_C384_WDT WinSystems EBC-C384 motherboard. The timeout may be configured via the timeout module parameter. +config EXAR_WDT + tristate "Exar Watchdog Timer" + depends on (X86 || COMPILE_TEST) && HAS_IOPORT + select WATCHDOG_CORE + help + Enables watchdog timer support for the watchdog timer present + in some Exar/MaxLinear UART chips like the XR28V38x. + + To compile this driver as a module, choose M here: the + module will be called exar_wdt. + config F71808E_WDT tristate "Fintek F718xx, F818xx Super I/O Watchdog" - depends on X86 + depends on (X86 || COMPILE_TEST) && HAS_IOPORT + select WATCHDOG_CORE help This is the driver for the hardware watchdog on the Fintek F71808E, F71862FG, F71868, F71869, F71882FG, F71889FG, F81803, F81865, and @@ -1076,7 +1246,7 @@ config F71808E_WDT config SP5100_TCO tristate "AMD/ATI SP5100 TCO Timer/Watchdog" - depends on X86 && PCI + depends on (X86 || COMPILE_TEST) && PCI && HAS_IOPORT select WATCHDOG_CORE help Hardware watchdog driver for the AMD/ATI SP5100 chipset. The TCO @@ -1115,18 +1285,21 @@ config SC520_WDT config SBC_FITPC2_WATCHDOG tristate "Compulab SBC-FITPC2 watchdog" - depends on X86 + depends on (X86 || COMPILE_TEST) && HAS_IOPORT help This is the driver for the built-in watchdog timer on the fit-PC2, fit-PC2i, CM-iAM single-board computers made by Compulab. - 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. + It's possible to enable the watchdog timer either from BIOS (F2) or + from booted Linux. + When the "Watchdog Timer Value" is enabled one can set 31-255 seconds + operational range. - Entering BIOS setup temporary disables watchdog operation regardless to current state, - so system will not be restarted while user in BIOS setup. + Entering BIOS setup temporarily disables watchdog operation regardless + of current state, so system will not be restarted while user is in + BIOS setup. - Once watchdog was enabled the system will be restarted every + Once the watchdog is enabled the system will be restarted every "Watchdog Timer Value" period, so to prevent it user can restart or disable the watchdog. @@ -1137,7 +1310,7 @@ config SBC_FITPC2_WATCHDOG config EUROTECH_WDT tristate "Eurotech CPU-1220/1410 Watchdog Timer" - depends on X86 + depends on (X86 || COMPILE_TEST) && HAS_IOPORT 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 @@ -1145,14 +1318,15 @@ config EUROTECH_WDT config IB700_WDT tristate "IB700 SBC Watchdog Timer" - depends on X86 + depends on (X86 || COMPILE_TEST) && HAS_IOPORT 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. + 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. + 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. @@ -1161,7 +1335,7 @@ config IB700_WDT config IBMASR tristate "IBM Automatic Server Restart" - depends on X86 + depends on (X86 || COMPILE_TEST) && HAS_IOPORT help This is the driver for the IBM Automatic Server Restart watchdog timer built-in into some eServer xSeries machines. @@ -1171,7 +1345,7 @@ config IBMASR config WAFER_WDT tristate "ICP Single Board Computer Watchdog Timer" - depends on X86 + depends on (X86 || COMPILE_TEST) && HAS_IOPORT help This is a driver for the hardware watchdog on the ICP Single Board Computer. This driver is working on (at least) the following @@ -1193,7 +1367,7 @@ config I6300ESB_WDT config IE6XX_WDT tristate "Intel Atom E6xx Watchdog" - depends on X86 && PCI + depends on (X86 || COMPILE_TEST) && PCI && HAS_IOPORT select WATCHDOG_CORE select MFD_CORE select LPC_SCH @@ -1204,15 +1378,6 @@ config IE6XX_WDT To compile this driver as a module, choose M here: the module will be called ie6xx_wdt. -config INTEL_SCU_WATCHDOG - bool "Intel SCU Watchdog for Mobile Platforms" - depends on X86_INTEL_MID - 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. - config INTEL_MID_WATCHDOG tristate "Intel MID Watchdog Timer" depends on X86_INTEL_MID @@ -1226,12 +1391,24 @@ config INTEL_MID_WATCHDOG To compile this driver as a module, choose M here. +config INTEL_OC_WATCHDOG + tristate "Intel OC Watchdog" + depends on (X86 || COMPILE_TEST) && ACPI && HAS_IOPORT + select WATCHDOG_CORE + help + Hardware driver for Intel Over-Clocking watchdog present in + Platform Controller Hub (PCH) chipsets. + + To compile this driver as a module, choose M here: the + module will be called intel_oc_wdt. + config ITCO_WDT tristate "Intel TCO Timer/Watchdog" - depends on (X86 || IA64) && PCI + depends on X86 && PCI select WATCHDOG_CORE depends on I2C || I2C=n depends on MFD_INTEL_PMC_BXT || !MFD_INTEL_PMC_BXT + depends on HAS_IOPORT # for I2C_I801 select LPC_ICH if !EXPERT select I2C_I801 if !EXPERT && I2C help @@ -1262,7 +1439,7 @@ config ITCO_VENDOR_SUPPORT config IT8712F_WDT tristate "IT8712F (Smart Guardian) Watchdog Timer" - depends on X86 + depends on (X86 || COMPILE_TEST) && HAS_IOPORT help This is the driver for the built-in watchdog timer on the IT8712F Super I/0 chipset used on many motherboards. @@ -1275,7 +1452,7 @@ config IT8712F_WDT config IT87_WDT tristate "IT87 Watchdog Timer" - depends on X86 + depends on (X86 || COMPILE_TEST) && HAS_IOPORT select WATCHDOG_CORE help This is the driver for the hardware watchdog on the ITE IT8607, @@ -1293,7 +1470,7 @@ config IT87_WDT config HP_WATCHDOG tristate "HP ProLiant iLO2+ Hardware Watchdog Timer" select WATCHDOG_CORE - depends on X86 && PCI + depends on (ARM64 || X86 || COMPILE_TEST) && PCI help A software monitoring watchdog and NMI handling driver. This driver will detect lockups and provide a stack trace. This is a driver that @@ -1303,7 +1480,7 @@ config HP_WATCHDOG config HPWDT_NMI_DECODING bool "NMI support for the HP ProLiant iLO2+ Hardware Watchdog Timer" - depends on HP_WATCHDOG + depends on X86 && HP_WATCHDOG default y help Enables the NMI handler for the watchdog pretimeout NMI and the iLO @@ -1323,7 +1500,7 @@ config KEMPLD_WDT config SC1200_WDT tristate "National Semiconductor PC87307/PC97307 (ala SC1200) Watchdog" - depends on X86 + depends on (X86 || COMPILE_TEST) && HAS_IOPORT help This is a driver for National Semiconductor PC87307/PC97307 hardware watchdog cards as found on the SC1200. This watchdog is mainly used @@ -1346,7 +1523,7 @@ config SCx200_WDT config PC87413_WDT tristate "NS PC87413 watchdog" - depends on X86 + depends on (X86 || COMPILE_TEST) && HAS_IOPORT 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 @@ -1360,7 +1537,7 @@ config PC87413_WDT config NV_TCO tristate "nVidia TCO Timer/Watchdog" - depends on X86 && PCI + depends on (X86 || COMPILE_TEST) && PCI && HAS_IOPORT 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 @@ -1389,7 +1566,7 @@ config RDC321X_WDT config 60XX_WDT tristate "SBC-60XX Watchdog Timer" - depends on X86 + depends on (X86 || COMPILE_TEST) && HAS_IOPORT help This driver can be used with the watchdog timer found on some single board computers, namely the 6010 PII based computer. @@ -1403,7 +1580,7 @@ config 60XX_WDT config SBC8360_WDT tristate "SBC8360 Watchdog Timer" - depends on X86_32 + depends on X86_32 && HAS_IOPORT help This is the driver for the hardware watchdog on the SBC8360 Single @@ -1416,7 +1593,7 @@ config SBC8360_WDT config SBC7240_WDT tristate "SBC Nano 7240 Watchdog Timer" - depends on X86_32 && !UML + depends on X86_32 && HAS_IOPORT help This is the driver for the hardware watchdog found on the IEI single board computers EPIC Nano 7240 (and likely others). This @@ -1427,17 +1604,9 @@ config SBC7240_WDT To compile this driver as a module, choose M here: the module will be called sbc7240_wdt. -config CPU5_WDT - tristate "SMA CPU5 Watchdog" - depends on X86 - help - TBD. - To compile this driver as a module, choose M here: the - module will be called cpu5wdt. - config SMSC_SCH311X_WDT tristate "SMSC SCH311X Watchdog Timer" - depends on X86 + depends on (X86 || COMPILE_TEST) && HAS_IOPORT help This is the driver for the hardware watchdog timer on the SMSC SCH3112, SCH3114 and SCH3116 Super IO chipset @@ -1449,7 +1618,7 @@ config SMSC_SCH311X_WDT config SMSC37B787_WDT tristate "Winbond SMsC37B787 Watchdog Timer" - depends on X86 + depends on (X86 || COMPILE_TEST) && HAS_IOPORT help This is the driver for the hardware watchdog component on the Winbond SMsC37B787 chipset as used on the NetRunner Mainboard @@ -1469,33 +1638,33 @@ config SMSC37B787_WDT config TQMX86_WDT tristate "TQ-Systems TQMX86 Watchdog Timer" - depends on X86 + depends on X86 || COMPILE_TEST select WATCHDOG_CORE help - This is the driver for the hardware watchdog timer in the TQMX86 IO - controller found on some of their ComExpress Modules. + This is the driver for the hardware watchdog timer in the TQMX86 IO + controller found on some of their ComExpress Modules. - To compile this driver as a module, choose M here; the module - will be called tqmx86_wdt. + To compile this driver as a module, choose M here; the module + will be called tqmx86_wdt. - Most people will say N. + Most people will say N. config VIA_WDT tristate "VIA Watchdog Timer" - depends on X86 && PCI + depends on (X86 || COMPILE_TEST) && PCI select WATCHDOG_CORE help - This is the driver for the hardware watchdog timer on VIA - southbridge chipset CX700, VX800/VX820 or VX855/VX875. + 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. + To compile this driver as a module, choose M here; the module + will be called via_wdt. - Most people will say N. + Most people will say N. config W83627HF_WDT tristate "Watchdog timer for W83627HF/W83627DHG and compatibles" - depends on X86 + depends on (X86 || COMPILE_TEST) && HAS_IOPORT select WATCHDOG_CORE help This is the driver for the hardware watchdog on the following @@ -1525,7 +1694,7 @@ config W83627HF_WDT config W83877F_WDT tristate "W83877F (EMACS) Watchdog Timer" - depends on X86 + depends on (X86 || COMPILE_TEST) && HAS_IOPORT help This is the driver for the hardware watchdog on the W83877F chipset as used in EMACS PC-104 motherboards (and likely others). This @@ -1540,7 +1709,7 @@ config W83877F_WDT config W83977F_WDT tristate "W83977F (PCM-5335) Watchdog Timer" - depends on X86 + depends on (X86 || COMPILE_TEST) && HAS_IOPORT 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 @@ -1553,7 +1722,7 @@ config W83977F_WDT config MACHZ_WDT tristate "ZF MachZ Watchdog" - depends on X86 + depends on (X86 || COMPILE_TEST) && HAS_IOPORT help If you are using a ZF Micro MachZ processor, say Y here, otherwise N. This is the driver for the watchdog timer built-in on that @@ -1566,7 +1735,7 @@ config MACHZ_WDT config SBC_EPX_C3_WATCHDOG tristate "Winsystems SBC EPX-C3 watchdog" - depends on X86 + depends on (X86 || COMPILE_TEST) && HAS_IOPORT help This is the driver for the built-in watchdog timer on the EPX-C3 Single-board computer made by Winsystems, Inc. @@ -1613,7 +1782,8 @@ config NI903X_WDT config NIC7018_WDT tristate "NIC7018 Watchdog" - depends on X86 && ACPI + depends on HAS_IOPORT + depends on ACPI || COMPILE_TEST select WATCHDOG_CORE help Support for National Instruments NIC7018 Watchdog. @@ -1621,6 +1791,19 @@ config NIC7018_WDT To compile this driver as a module, choose M here: the module will be called nic7018_wdt. +config SIEMENS_SIMATIC_IPC_WDT + tristate "Siemens Simatic IPC Watchdog" + depends on SIEMENS_SIMATIC_IPC && PCI + default y + select WATCHDOG_CORE + select P2SB if X86 + help + This driver adds support for several watchdogs found in Industrial + PCs from Siemens. + + To compile this driver as a module, choose M here: the module will be + called simatic-ipc-wdt. + # M68K Architecture config M54xx_WATCHDOG @@ -1669,7 +1852,7 @@ config INDYDOG config JZ4740_WDT tristate "Ingenic jz4740 SoC hardware watchdog" - depends on MIPS + depends on MIPS || COMPILE_TEST depends on COMMON_CLK select WATCHDOG_CORE select MFD_SYSCON @@ -1683,19 +1866,9 @@ config WDT_MTX1 Hardware driver for the MTX-1 boards. This is a watchdog timer that will reboot the machine after a 100 seconds timer expired. -config PNX833X_WDT - tristate "PNX833x Hardware Watchdog" - depends on SOC_PNX8335 - depends on BROKEN - help - Hardware driver for the PNX833x's watchdog. This is a - watchdog timer that will reboot the machine after a programmable - timer has expired and no process has written to /dev/watchdog during - that time. - config SIBYTE_WDOG tristate "Sibyte SoC hardware watchdog" - depends on CPU_SB1 || (MIPS && COMPILE_TEST) + depends on CPU_SB1 help Watchdog driver for the built in watchdog hardware in Sibyte SoC processors. There are apparently two watchdog timers @@ -1706,15 +1879,9 @@ config SIBYTE_WDOG To compile this driver as a loadable module, choose M here. The module will be called sb_wdog. -config AR7_WDT - tristate "TI AR7 Watchdog Timer" - depends on AR7 || (MIPS && COMPILE_TEST) - help - Hardware driver for the TI AR7 Watchdog Timer. - config TXX9_WDT tristate "Toshiba TXx9 Watchdog Timer" - depends on CPU_TX39XX || CPU_TX49XX || (MIPS && COMPILE_TEST) + depends on CPU_TX49XX || (MIPS && COMPILE_TEST) select WATCHDOG_CORE help Hardware driver for the built-in watchdog timer on TXx9 MIPS SoCs. @@ -1738,15 +1905,18 @@ config OCTEON_WDT from the first interrupt, it is then only poked when the device is written. -config BCM63XX_WDT - tristate "Broadcom BCM63xx hardware watchdog" - depends on BCM63XX +config MARVELL_GTI_WDT + tristate "Marvell GTI Watchdog driver" + depends on ARCH_THUNDER || (COMPILE_TEST && 64BIT) + default ARCH_THUNDER + select WATCHDOG_CORE 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. + Marvell GTI hardware supports watchdog timer. First timeout + works as watchdog pretimeout and installed interrupt handler + will be called on first timeout. Hardware can generate interrupt + to SCP on second timeout but it is not enabled, so second + timeout is ignored. If device poke does not happen then system + will reboot on third timeout. config BCM2835_WDT tristate "Broadcom BCM2835 hardware watchdog" @@ -1773,7 +1943,7 @@ config BCM_KONA_WDT config BCM_KONA_WDT_DEBUG bool "DEBUGFS support for BCM Kona Watchdog" - depends on BCM_KONA_WDT + depends on BCM_KONA_WDT || COMPILE_TEST 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 @@ -1782,15 +1952,16 @@ config BCM_KONA_WDT_DEBUG If in doubt, say 'N'. config BCM7038_WDT - tristate "BCM7038 Watchdog" + tristate "BCM63xx/BCM7038 Watchdog" select WATCHDOG_CORE depends on HAS_IOMEM - depends on ARCH_BRCMSTB || BMIPS_GENERIC || COMPILE_TEST + depends on ARCH_BCMBCA || ARCH_BRCMSTB || BMIPS_GENERIC || BCM63XX || COMPILE_TEST help - 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. + 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 and DSL (63xx) + chips. config IMGPDC_WDT tristate "Imagination Technologies PDC Watchdog Timer" @@ -1813,10 +1984,10 @@ config LANTIQ_WDT config LOONGSON1_WDT tristate "Loongson1 SoC hardware watchdog" - depends on MACH_LOONGSON32 + depends on MACH_LOONGSON32 || MACH_LOONGSON64 || COMPILE_TEST select WATCHDOG_CORE help - Hardware driver for the Loongson1 SoC Watchdog Timer. + Hardware driver for the Loongson family Watchdog Timer. config RALINK_WDT tristate "Ralink SoC watchdog" @@ -1825,10 +1996,23 @@ config RALINK_WDT help Hardware driver for the Ralink SoC Watchdog Timer. +config GXP_WATCHDOG + tristate "HPE GXP watchdog support" + depends on ARCH_HPE_GXP || COMPILE_TEST + select WATCHDOG_CORE + help + Say Y here to include support for the watchdog timer + in HPE GXP SoCs. + + To compile this driver as a module, choose M here. + The module will be called gxp-wdt. + config MT7621_WDT tristate "Mediatek SoC watchdog" select WATCHDOG_CORE - depends on SOC_MT7620 || SOC_MT7621 + select REGMAP_MMIO + select MFD_SYSCON + depends on SOC_MT7620 || SOC_MT7621 || COMPILE_TEST help Hardware driver for the Mediatek/Ralink MT7621/8 SoC Watchdog Timer. @@ -1850,10 +2034,10 @@ config PIC32_DMT select WATCHDOG_CORE depends on MACH_PIC32 || (MIPS && COMPILE_TEST) 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. + Watchdog driver for PIC32 instruction fetch counting timer. This + specific timer is typically be used in mission 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. @@ -1887,14 +2071,10 @@ config 8xxx_WDT For BookE processors (MPC85xx) use the BOOKE_WDT driver instead. -config MV64X60_WDT - tristate "MV64X60 (Marvell Discovery) Watchdog Timer" - depends on MV64X60 || COMPILE_TEST - config PIKA_WDT tristate "PIKA FPGA Watchdog" depends on WARP || (PPC64 && COMPILE_TEST) - default y + default WARP help This enables the watchdog in the PIKA FPGA. Currently used on the Warp platform. @@ -1913,10 +2093,10 @@ config BOOKE_WDT config BOOKE_WDT_DEFAULT_TIMEOUT int "PowerPC Book-E Watchdog Timer Default Timeout" depends on BOOKE_WDT - 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 + default 38 if PPC_E500 + range 0 63 if PPC_E500 + default 3 if !PPC_E500 + range 0 3 if !PPC_E500 help Select the default watchdog timer period to be used by the PowerPC Book-E watchdog driver. A watchdog "event" occurs when the bit @@ -1941,6 +2121,14 @@ config MEN_A21_WDT # PPC64 Architecture +config PSERIES_WDT + tristate "POWER Architecture Platform Watchdog Timer" + depends on PPC_PSERIES + select WATCHDOG_CORE + help + Driver for virtual watchdog timers provided by PAPR + hypervisors (e.g. PowerVM, KVM). + config WATCHDOG_RTAS tristate "RTAS watchdog" depends on PPC_RTAS @@ -1950,6 +2138,17 @@ config WATCHDOG_RTAS To compile this driver as a module, choose M here. The module will be called wdrtas. +# RISC-V Architecture + +config STARFIVE_WATCHDOG + tristate "StarFive Watchdog support" + depends on ARCH_STARFIVE || COMPILE_TEST + select WATCHDOG_CORE + default ARCH_STARFIVE + help + Say Y here to support the watchdog of StarFive JH7100 and JH7110 + SoC. This driver can also be built as a module if choose M. + # S390 Architecture config DIAG288_WATCHDOG @@ -2056,8 +2255,8 @@ config PCWATCHDOG 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.rst>. The PC - watchdog cards can be ordered from <http://www.berkprod.com/>. + hardware. Please read <file:Documentation/watchdog/pcwd-watchdog.rst>. + 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. @@ -2099,7 +2298,7 @@ comment "PCI-based Watchdog Cards" config PCIPCWATCHDOG tristate "Berkshire Products PCI-PC Watchdog" - depends on PCI + depends on PCI && HAS_IOPORT 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, @@ -2114,7 +2313,7 @@ config PCIPCWATCHDOG config WDTPCI tristate "PCI-WDT500/501 Watchdog timer" - depends on PCI + depends on PCI && HAS_IOPORT help If you have a PCI-WDT500/501 watchdog board, say Y here, otherwise N. @@ -2150,4 +2349,17 @@ config USBPCWATCHDOG Most people will say N. +config KEEMBAY_WATCHDOG + tristate "Intel Keem Bay SoC non-secure watchdog" + depends on ARCH_KEEMBAY || (ARM64 && COMPILE_TEST) + select WATCHDOG_CORE + help + This option enable support for an In-secure watchdog timer driver for + Intel Keem Bay SoC. This WDT has a 32 bit timer and decrements in every + count unit. An interrupt will be triggered, when the count crosses + the threshold configured in the register. + + To compile this driver as a module, choose M here: the + module will be called keembay_wdt. + endif # WATCHDOG |