1 menu "Watchdog Timer Support"
4 bool "Enable U-Boot watchdog reset"
6 This option enables U-Boot watchdog support where U-Boot is using
7 watchdog_reset function to service watchdog device in U-Boot. Enable
8 this option if you want to service enabled watchdog by U-Boot. Disable
9 this option if you want U-Boot to start watchdog but never service it.
11 config WATCHDOG_TIMEOUT_MSECS
12 int "Watchdog timeout in msec"
13 default 128000 if ARCH_MX25 || ARCH_MX31 || ARCH_MX5 || ARCH_MX6
14 default 128000 if ARCH_MX7 || ARCH_VF610
15 default 30000 if ARCH_SOCFPGA
18 Watchdog timeout in msec
23 config WATCHDOG_RESET_DISABLE
24 bool "Disable reset watchdog"
26 Disable reset watchdog, which can let WATCHDOG_RESET invalid, so
27 that the watchdog will not be fed in u-boot.
30 bool "Enable Watchdog Timer support for IMX and LSCH2 of NXP"
31 select HW_WATCHDOG if !WDT
33 Select this to enable the IMX and LSCH2 of Layerscape watchdog
37 bool "TI OMAP watchdog driver"
38 depends on ARCH_OMAP2PLUS
41 Say Y here to enable the OMAP3+ watchdog driver.
44 bool "i.MX7ULP watchdog"
46 Say Y here to enable i.MX7ULP watchdog driver.
48 config DESIGNWARE_WATCHDOG
49 bool "Designware watchdog timer support"
52 Enable this to support Designware Watchdog Timer IP, present e.g.
53 on Altera SoCFPGA SoCs.
56 bool "Enable driver model for watchdog timer drivers"
60 Enable driver model for watchdog timer. At the moment the API
61 is very simple and only supports four operations:
62 start, stop, reset and expire_now (expire immediately).
63 What exactly happens when the timer expires is up to a particular
66 config WDT_ARMADA_37XX
67 bool "Marvell Armada 37xx watchdog timer support"
68 depends on WDT && ARMADA_3700
70 Enable this to support Watchdog Timer on Marvell Armada 37xx SoC.
71 There are 4 possible clocks which can be used on these SoCs. This
72 driver uses the second clock (ID 1), assuming that so will also
76 bool "Aspeed ast2400/ast2500 watchdog timer support"
78 default y if ARCH_ASPEED
80 Select this to enable watchdog timer for Aspeed ast2500/ast2400 devices.
81 The watchdog timer is stopped when initialized. It performs reset, either
82 full SoC reset or CPU or just some peripherals, based on the flags.
83 It currently does not support Boot Flash Addressing Mode Detection or
87 bool "AT91 watchdog timer support"
90 Select this to enable Microchip watchdog timer, which can be found on
94 bool "BCM6345 watchdog timer support"
95 depends on WDT && (ARCH_BMIPS || ARCH_BCM68360 || \
96 ARCH_BCM6858 || ARCH_BCM63158)
98 Select this to enable watchdog timer for BCM6345 SoCs.
99 The watchdog timer is stopped when initialized.
100 It performs full SoC reset.
103 bool "Cadence watchdog timer support"
107 Select this to enable Cadence watchdog timer, which can be found on some
108 Xilinx Microzed Platform.
111 bool "MPC8xx watchdog timer support"
112 depends on WDT && MPC8xx
113 select CONFIG_MPC8xx_WATCHDOG
115 Select this to enable mpc8xx watchdog timer
118 bool "MediaTek MT7621 watchdog timer support"
119 depends on WDT && SOC_MT7628
121 Select this to enable Ralink / Mediatek watchdog timer,
122 which can be found on some MediaTek chips.
125 bool "MediaTek watchdog timer support"
126 depends on WDT && ARCH_MEDIATEK
128 Select this to enable watchdog timer for MediaTek SoCs.
129 The watchdog timer is stopped when initialized.
130 It performs full SoC reset.
133 bool "TI OMAP watchdog timer support"
134 depends on WDT && ARCH_OMAP2PLUS
137 This enables OMAP3+ watchdog timer driver, which can be
138 found on some TI chipsets and inline with driver model.
141 bool "Orion watchdog timer support"
145 Select this to enable Orion watchdog timer, which can be found on some
146 Marvell Armada chips.
149 bool "Enable Watchdog Timer support for Sandbox"
150 depends on SANDBOX && WDT
152 Enable Watchdog Timer support in Sandbox. This is a dummy device that
153 can be probed and supports all of the methods of WDT, but does not
157 bool "SP805 watchdog timer support"
160 Select this to enable SP805 watchdog timer, which can be found on some
161 nxp layerscape chips.
164 bool "IWDG watchdog driver for STM32 MP's family"
168 Enable the STM32 watchdog (IWDG) driver. Enable support to
169 configure STM32's on-SoC watchdog.
171 config XILINX_TB_WATCHDOG
172 bool "Xilinx Axi watchdog timer support"
176 Select this to enable Xilinx Axi watchdog timer, which can be found on some
177 Xilinx Microblaze Platforms.
180 bool "Intel Tangier watchdog timer support"
181 depends on WDT && INTEL_MID
183 This enables support for watchdog controller available on
184 Intel Tangier SoC. If you're using a board with Intel Tangier
188 bool "Enable driver model for watchdog timer drivers in SPL"
191 Enable driver model for watchdog timer in SPL.
192 This is similar to CONFIG_WDT in U-Boot.