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"
50 select HW_WATCHDOG if !WDT
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 "Cortina Access CAxxxx watchdog timer support"
114 Cortina Access CAxxxx watchdog timer support.
115 This driver support all CPU ISAs supported by Cortina
119 bool "MPC8xx watchdog timer support"
120 depends on WDT && MPC8xx
121 select CONFIG_MPC8xx_WATCHDOG
123 Select this to enable mpc8xx watchdog timer
126 bool "MediaTek MT7621 watchdog timer support"
127 depends on WDT && SOC_MT7628
129 Select this to enable Ralink / Mediatek watchdog timer,
130 which can be found on some MediaTek chips.
133 bool "MediaTek watchdog timer support"
134 depends on WDT && ARCH_MEDIATEK
136 Select this to enable watchdog timer for MediaTek SoCs.
137 The watchdog timer is stopped when initialized.
138 It performs full SoC reset.
141 bool "TI OMAP watchdog timer support"
142 depends on WDT && ARCH_OMAP2PLUS
145 This enables OMAP3+ watchdog timer driver, which can be
146 found on some TI chipsets and inline with driver model.
149 bool "Orion watchdog timer support"
153 Select this to enable Orion watchdog timer, which can be found on some
154 Marvell Armada chips.
157 bool "Enable Watchdog Timer support for Sandbox"
158 depends on SANDBOX && WDT
160 Enable Watchdog Timer support in Sandbox. This is a dummy device that
161 can be probed and supports all of the methods of WDT, but does not
165 bool "SP805 watchdog timer support"
168 Select this to enable SP805 watchdog timer, which can be found on some
169 nxp layerscape chips.
172 bool "IWDG watchdog driver for STM32 MP's family"
176 Enable the STM32 watchdog (IWDG) driver. Enable support to
177 configure STM32's on-SoC watchdog.
179 config XILINX_TB_WATCHDOG
180 bool "Xilinx Axi watchdog timer support"
184 Select this to enable Xilinx Axi watchdog timer, which can be found on some
185 Xilinx Microblaze Platforms.
188 bool "Intel Tangier watchdog timer support"
189 depends on WDT && INTEL_MID
191 This enables support for watchdog controller available on
192 Intel Tangier SoC. If you're using a board with Intel Tangier
196 bool "Enable driver model for watchdog timer drivers in SPL"
199 Enable driver model for watchdog timer in SPL.
200 This is similar to CONFIG_WDT in U-Boot.