| menu "Watchdog Timer Support" |
| |
| config WATCHDOG |
| bool "Enable U-Boot watchdog reset" |
| depends on !HW_WATCHDOG |
| select CYCLIC |
| imply SPL_CYCLIC if SPL |
| help |
| This option enables U-Boot watchdog support where U-Boot is using |
| watchdog_reset function to service watchdog device in U-Boot. Enable |
| this option if you want to service enabled watchdog by U-Boot. Disable |
| this option if you want U-Boot to start watchdog but never service it. |
| |
| config WATCHDOG_AUTOSTART |
| bool "Automatically start watchdog timer" |
| depends on WDT |
| default n if ARCH_SUNXI |
| default y |
| help |
| Automatically start watchdog timer and start servicing it during |
| init phase. Enabled by default. Disable this option if you want |
| to compile U-Boot with CONFIG_WDT support but do not want to |
| activate watchdog, like when CONFIG_WDT option is disabled. You |
| would be able to start watchdog manually by 'wdt' command. Useful |
| when you want to have support for 'wdt' command but do not want |
| to have watchdog enabled by default. |
| |
| config WATCHDOG_TIMEOUT_MSECS |
| int "Watchdog timeout in msec" |
| default 128000 if ARCH_MX31 || ARCH_MX5 || ARCH_MX6 |
| default 128000 if ARCH_MX7 || ARCH_VF610 |
| default 30000 if ARCH_SOCFPGA |
| default 16000 if ARCH_SUNXI |
| default 5376 if ULP_WATCHDOG |
| default 15000 if ARCH_BCM283X |
| default 60000 |
| help |
| Watchdog timeout in msec |
| |
| config HW_WATCHDOG |
| bool |
| |
| config IMX_WATCHDOG |
| bool "Enable Watchdog Timer support for IMX and LSCH2 of NXP" |
| select HW_WATCHDOG if !WDT |
| help |
| Select this to enable the IMX and LSCH2 of Layerscape watchdog |
| driver. |
| |
| config WATCHDOG_RESET_DISABLE |
| bool "Disable reset watchdog" |
| depends on IMX_WATCHDOG |
| help |
| Disable reset watchdog, which can let WATCHDOG_RESET invalid, so |
| that the watchdog will not be fed in u-boot. |
| |
| config OMAP_WATCHDOG |
| bool "TI OMAP watchdog driver" |
| depends on ARCH_OMAP2PLUS |
| select HW_WATCHDOG |
| help |
| Say Y here to enable the OMAP3+ watchdog driver. |
| |
| config ULP_WATCHDOG |
| bool "i.MX7ULP watchdog" |
| help |
| Say Y here to enable i.MX7ULP watchdog driver. |
| |
| config DESIGNWARE_WATCHDOG |
| bool "Designware watchdog timer support" |
| depends on WDT |
| default y if ROCKCHIP_RK3399 |
| help |
| Enable this to support Designware Watchdog Timer IP, present e.g. |
| on Altera SoCFPGA SoCs. |
| |
| config WDT |
| bool "Enable driver model for watchdog timer drivers" |
| depends on DM |
| imply WATCHDOG |
| select CYCLIC |
| help |
| Enable driver model for watchdog timer. At the moment the API |
| is very simple and only supports four operations: |
| start, stop, reset and expire_now (expire immediately). |
| What exactly happens when the timer expires is up to a particular |
| device/driver. |
| |
| config WDT_APPLE |
| bool "Apple watchdog timer support" |
| depends on WDT |
| default y if ARCH_APPLE |
| help |
| Enable support for the watchdog timer on Apple SoCs. |
| The watchdog will perform a full SoC reset resulting in a |
| reboot of the entire system. |
| |
| config WDT_ARMADA_37XX |
| bool "Marvell Armada 37xx watchdog timer support" |
| depends on WDT && ARMADA_3700 |
| help |
| Enable this to support Watchdog Timer on Marvell Armada 37xx SoC. |
| There are 4 possible clocks which can be used on these SoCs. This |
| driver uses the second clock (ID 1), assuming that so will also |
| Linux's driver. |
| |
| config WDT_ASPEED |
| bool "Aspeed ast2400/ast2500 watchdog timer support" |
| depends on WDT |
| default y if ARCH_ASPEED |
| help |
| Select this to enable watchdog timer for Aspeed ast2500/ast2400 devices. |
| The watchdog timer is stopped when initialized. It performs reset, either |
| full SoC reset or CPU or just some peripherals, based on the flags. |
| It currently does not support Boot Flash Addressing Mode Detection or |
| Second Boot. |
| |
| config WDT_AST2600 |
| bool "Aspeed AST2600 watchdog timer support" |
| depends on WDT |
| default y if ASPEED_AST2600 |
| help |
| Select this to enable watchdog timer for Aspeed ast2500/ast2400 devices. |
| The watchdog timer is stopped when initialized. It performs reset, either |
| full SoC reset or CPU or just some peripherals, based on the flags. |
| |
| config WDT_AT91 |
| bool "AT91 watchdog timer support" |
| depends on WDT |
| help |
| Select this to enable Microchip watchdog timer, which can be found on |
| some AT91 devices. |
| |
| config WDT_ATCWDT200 |
| bool "Andes watchdog timer support" |
| depends on WDT |
| help |
| Select this to enable Andes ATCWDT200 watchdog timer |
| |
| config WDT_BCM6345 |
| bool "BCM6345 watchdog timer support" |
| depends on WDT && (ARCH_BMIPS || BCM6856 || \ |
| BCM6858 || BCM63158 || BCM6855) |
| help |
| Select this to enable watchdog timer for BCM6345 SoCs. |
| The watchdog timer is stopped when initialized. |
| It performs full SoC reset. |
| |
| config WDT_BOOKE |
| bool "PowerPC Book-E watchdog driver" |
| depends on WDT && MPC85xx |
| help |
| Watchdog driver for PowerPC Book-E chips, such as the Freescale |
| MPC85xx SOCs and the IBM PowerPC 440. |
| |
| config WDT_CDNS |
| bool "Cadence watchdog timer support" |
| depends on WDT |
| imply WATCHDOG |
| help |
| Select this to enable Cadence watchdog timer, which can be found on some |
| Xilinx Microzed Platform. |
| |
| config WDT_CORTINA |
| bool "Cortina Access CAxxxx watchdog timer support" |
| depends on WDT |
| help |
| Cortina Access CAxxxx watchdog timer support. |
| This driver support all CPU ISAs supported by Cortina |
| Access CAxxxx SoCs. |
| |
| config WDT_DA9063 |
| bool "DA9063 watchdog timer support" |
| depends on WDT && DM_PMIC_DA9063 |
| help |
| Enable support for the watchdog timer in Dialog DA9063. |
| |
| config WDT_GPIO |
| bool "External gpio watchdog support" |
| depends on WDT |
| depends on DM_GPIO |
| help |
| Support for external watchdog fed by toggling a gpio. See |
| doc/device-tree-bindings/watchdog/gpio-wdt.txt for |
| information on how to describe the watchdog in device tree. |
| |
| config WDT_MAX6370 |
| bool "MAX6370 watchdog timer support" |
| depends on WDT |
| select DM_GPIO |
| help |
| Select this to enable max6370 watchdog timer. |
| |
| config WDT_MCF |
| bool "ColdFire family watchdog timer support" |
| depends on WDT |
| help |
| Select this to enable ColdFire watchdog timer, |
| which supports mcf52x2 mcf532x mcf523x families. |
| |
| config WDT_MESON_GXBB |
| bool "Amlogic watchdog timer support" |
| depends on WDT |
| help |
| Select this to enable Meson watchdog timer, |
| which can be found on some Amlogic platforms. |
| |
| config WDT_MPC8xxx |
| bool "MPC8xxx watchdog timer support" |
| depends on WDT && (MPC8xx || MPC83xx) |
| help |
| Select this to enable mpc8xxx watchdog timer |
| |
| config WDT_MPC8xxx_BME |
| bool "Enable MPC8xx Bus Monitoring" |
| depends on WDT_MPC8xxx && MPC8xx |
| help |
| Select this to enable mpc8xx Bus Monitor. |
| |
| config WDT_MPC8xxx_BMT |
| int "MPC8xx Bus Monitor Timing" if WDT_MPC8xxx_BME |
| range 0 255 |
| default 255 |
| depends on WDT_MPC8xxx |
| help |
| Bus monitor timing. Defines the timeout period, in 8 system clock |
| resolution, for the bus monitor. |
| |
| Maximum timeout is 2,040 clocks (255 x 8). |
| |
| config WDT_MT7620 |
| bool "MediaTek MT7620 watchdog timer support" |
| depends on WDT && SOC_MT7620 |
| help |
| Select this to enable watchdog timer on MediaTek MT7620 and earlier |
| SoC chips. |
| |
| config WDT_MT7621 |
| bool "MediaTek MT7621 watchdog timer support" |
| depends on WDT && (SOC_MT7621 || SOC_MT7628) |
| help |
| Select this to enable Ralink / Mediatek watchdog timer, |
| which can be found on some MediaTek chips. |
| |
| config WDT_MTK |
| bool "MediaTek watchdog timer support" |
| depends on WDT && ARCH_MEDIATEK |
| help |
| Select this to enable watchdog timer for MediaTek SoCs. |
| The watchdog timer is stopped when initialized. |
| It performs full SoC reset. |
| |
| config WDT_NPCM |
| bool "Nuvoton watchdog timer support" |
| depends on WDT && ARCH_NPCM |
| help |
| This enables Nuvoton npcm7xx/npcm8xx watchdog timer driver, |
| The watchdog timer is stopped when initialized. |
| It performs full SoC reset. |
| |
| config WDT_OCTEONTX |
| bool "Octeon core watchdog support" |
| depends on WDT && (ARCH_OCTEON || ARCH_OCTEONTX || ARCH_OCTEONTX2) |
| default y |
| imply WATCHDOG |
| help |
| This enables the Octeon watchdog driver, which can be found on |
| various Octeon parts such as Octeon II/III and OcteonTX/TX2. |
| |
| config WDT_OMAP3 |
| bool "TI OMAP watchdog timer support" |
| depends on WDT && ARCH_OMAP2PLUS |
| default y if AM33XX |
| help |
| This enables OMAP3+ watchdog timer driver, which can be |
| found on some TI chipsets and inline with driver model. |
| |
| config WDT_ORION |
| bool "Orion watchdog timer support" |
| depends on WDT |
| select CLK |
| help |
| Select this to enable Orion watchdog timer, which can be found on some |
| Marvell Armada chips. |
| |
| config WDT_K3_RTI |
| bool "Texas Instruments K3 RTI watchdog" |
| depends on WDT && ARCH_K3 |
| help |
| Say Y here if you want to include support for the K3 watchdog |
| timer (RTI module) available in the K3 generation of processors. |
| |
| if WDT_K3_RTI |
| |
| config WDT_K3_RTI_LOAD_FW |
| bool "Load watchdog firmware" |
| depends on REMOTEPROC |
| help |
| Automatically load the specified firmware image into the MCU R5F |
| core 0. On the AM65x, this firmware is supposed to handle the expiry |
| of the watchdog timer, typically by resetting the system. |
| |
| config WDT_K3_RTI_FW_FILE |
| string "Watchdog firmware image file" |
| default "k3-rti-wdt.fw" |
| depends on WDT_K3_RTI_LOAD_FW |
| help |
| Firmware image to be embedded into U-Boot and loaded on watchdog |
| start. |
| |
| endif |
| |
| config WDT_SANDBOX |
| bool "Enable Watchdog Timer support for Sandbox" |
| depends on SANDBOX && WDT |
| help |
| Enable Watchdog Timer support in Sandbox. This is a dummy device that |
| can be probed and supports all of the methods of WDT, but does not |
| really do anything. |
| |
| config WDT_ALARM_SANDBOX |
| bool "Enable SIGALRM-based Watchdog Timer support for Sandbox" |
| depends on SANDBOX && WDT |
| help |
| Enable support for a SIGALRM-based watchdog timer in Sandbox. This is |
| a watchdog device based on the host OS' alarm() function, which will |
| kill the sandbox with SIGALRM unless properly maintained. |
| |
| config WDT_SBSA |
| bool "SBSA watchdog timer support" |
| depends on WDT |
| help |
| Select this to enable SBSA watchdog timer. |
| This driver can operate ARM SBSA Generic Watchdog as a single stage. |
| In the single stage mode, when the timeout is reached, your system |
| will be reset by WS1. The first signal (WS0) is ignored. |
| |
| config WDT_SL28CPLD |
| bool "sl28cpld watchdog timer support" |
| depends on WDT && SL28CPLD |
| help |
| Enable support for the watchdog timer in the Kontron sl28cpld |
| management controller. |
| |
| config WDT_SP805 |
| bool "SP805 watchdog timer support" |
| depends on WDT |
| help |
| Select this to enable SP805 watchdog timer, which can be found on some |
| nxp layerscape chips. |
| |
| config WDT_STM32MP |
| bool "IWDG watchdog driver for STM32 MP's family" |
| depends on WDT |
| imply WATCHDOG |
| help |
| Enable the STM32 watchdog (IWDG) driver. Enable support to |
| configure STM32's on-SoC watchdog. |
| |
| config WDT_STARFIVE |
| bool "StarFive watchdog timer support" |
| depends on WDT |
| imply WATCHDOG |
| help |
| Enable support for the watchdog timer of StarFive JH7110 SoC. |
| |
| config WDT_SUNXI |
| bool "Allwinner sunxi watchdog timer support" |
| depends on WDT && ARCH_SUNXI |
| default y |
| help |
| Enable support for the watchdog timer in Allwinner sunxi SoCs. |
| |
| config WDT_BCM2835 |
| bool "Broadcom 2835 watchdog timer support" |
| depends on WDT && ARCH_BCM283X |
| default y |
| help |
| Enable support for the watchdog timer in Broadcom 283X SoCs such |
| as Raspberry Pi boards. |
| |
| config XILINX_TB_WATCHDOG |
| bool "Xilinx Axi watchdog timer support" |
| depends on WDT |
| imply WATCHDOG |
| help |
| Select this to enable Xilinx Axi watchdog timer, which can be found on some |
| Xilinx Microblaze Platforms. |
| |
| config WDT_XILINX |
| bool "Xilinx window watchdog timer support" |
| depends on WDT && ARCH_VERSAL |
| select REGMAP |
| imply WATCHDOG |
| help |
| Select this to enable Xilinx window watchdog timer, which can be found on |
| Xilinx Versal Platforms. |
| |
| config WDT_TANGIER |
| bool "Intel Tangier watchdog timer support" |
| depends on WDT && INTEL_MID |
| help |
| This enables support for watchdog controller available on |
| Intel Tangier SoC. If you're using a board with Intel Tangier |
| SoC, say Y here. |
| |
| config WDT_ARM_SMC |
| bool "ARM SMC watchdog timer support" |
| depends on WDT && ARM_SMCCC |
| imply WATCHDOG |
| help |
| Select this to enable Arm SMC watchdog timer. This watchdog will manage |
| a watchdog based on ARM SMCCC communication. |
| |
| config SPL_WDT |
| bool "Enable driver model for watchdog timer drivers in SPL" |
| depends on SPL_DM |
| select SPL_CYCLIC if CYCLIC |
| help |
| Enable driver model for watchdog timer in SPL. |
| This is similar to CONFIG_WDT in U-Boot. |
| |
| config WDT_FTWDT010 |
| bool "Faraday Technology ftwdt010 watchdog timer support" |
| depends on WDT |
| imply WATCHDOG |
| help |
| Faraday Technology ftwdt010 watchdog is an architecture independent |
| watchdog. It is usually used in SoC chip design. |
| endmenu |