1 menu "Watchdog Timer Support"
4 bool "Enable U-Boot watchdog reset"
5 depends on !HW_WATCHDOG
7 This option enables U-Boot watchdog support where U-Boot is using
8 watchdog_reset function to service watchdog device in U-Boot. Enable
9 this option if you want to service enabled watchdog by U-Boot. Disable
10 this option if you want U-Boot to start watchdog but never service it.
12 config WATCHDOG_TIMEOUT_MSECS
13 int "Watchdog timeout in msec"
14 default 128000 if ARCH_MX25 || ARCH_MX31 || ARCH_MX5 || ARCH_MX6
15 default 128000 if ARCH_MX7 || ARCH_VF610
16 default 30000 if ARCH_SOCFPGA
19 Watchdog timeout in msec
24 config WATCHDOG_RESET_DISABLE
25 bool "Disable reset watchdog"
27 Disable reset watchdog, which can let WATCHDOG_RESET invalid, so
28 that the watchdog will not be fed in u-boot.
31 bool "Enable Watchdog Timer support for IMX and LSCH2 of NXP"
32 select HW_WATCHDOG if !WDT
34 Select this to enable the IMX and LSCH2 of Layerscape watchdog
38 bool "TI OMAP watchdog driver"
39 depends on ARCH_OMAP2PLUS
42 Say Y here to enable the OMAP3+ watchdog driver.
45 bool "i.MX7ULP watchdog"
47 Say Y here to enable i.MX7ULP watchdog driver.
49 config DESIGNWARE_WATCHDOG
50 bool "Designware watchdog timer support"
51 select HW_WATCHDOG if !WDT
53 Enable this to support Designware Watchdog Timer IP, present e.g.
54 on Altera SoCFPGA SoCs.
57 bool "Enable driver model for watchdog timer drivers"
61 Enable driver model for watchdog timer. At the moment the API
62 is very simple and only supports four operations:
63 start, stop, reset and expire_now (expire immediately).
64 What exactly happens when the timer expires is up to a particular
67 config WDT_ARMADA_37XX
68 bool "Marvell Armada 37xx watchdog timer support"
69 depends on WDT && ARMADA_3700
71 Enable this to support Watchdog Timer on Marvell Armada 37xx SoC.
72 There are 4 possible clocks which can be used on these SoCs. This
73 driver uses the second clock (ID 1), assuming that so will also
77 bool "Aspeed ast2400/ast2500 watchdog timer support"
79 default y if ARCH_ASPEED
81 Select this to enable watchdog timer for Aspeed ast2500/ast2400 devices.
82 The watchdog timer is stopped when initialized. It performs reset, either
83 full SoC reset or CPU or just some peripherals, based on the flags.
84 It currently does not support Boot Flash Addressing Mode Detection or
88 bool "AT91 watchdog timer support"
91 Select this to enable Microchip watchdog timer, which can be found on
95 bool "BCM6345 watchdog timer support"
96 depends on WDT && (ARCH_BMIPS || ARCH_BCM68360 || \
97 ARCH_BCM6858 || ARCH_BCM63158)
99 Select this to enable watchdog timer for BCM6345 SoCs.
100 The watchdog timer is stopped when initialized.
101 It performs full SoC reset.
104 bool "Cadence watchdog timer support"
108 Select this to enable Cadence watchdog timer, which can be found on some
109 Xilinx Microzed Platform.
112 bool "Cortina Access CAxxxx watchdog timer support"
115 Cortina Access CAxxxx watchdog timer support.
116 This driver support all CPU ISAs supported by Cortina
120 bool "MPC8xx watchdog timer support"
121 depends on WDT && MPC8xx
124 Select this to enable mpc8xx watchdog timer
127 bool "MediaTek MT7621 watchdog timer support"
128 depends on WDT && SOC_MT7628
130 Select this to enable Ralink / Mediatek watchdog timer,
131 which can be found on some MediaTek chips.
134 bool "MediaTek watchdog timer support"
135 depends on WDT && ARCH_MEDIATEK
137 Select this to enable watchdog timer for MediaTek SoCs.
138 The watchdog timer is stopped when initialized.
139 It performs full SoC reset.
142 bool "TI OMAP watchdog timer support"
143 depends on WDT && ARCH_OMAP2PLUS
146 This enables OMAP3+ watchdog timer driver, which can be
147 found on some TI chipsets and inline with driver model.
150 bool "Orion watchdog timer support"
154 Select this to enable Orion watchdog timer, which can be found on some
155 Marvell Armada chips.
158 bool "Enable Watchdog Timer support for Sandbox"
159 depends on SANDBOX && WDT
161 Enable Watchdog Timer support in Sandbox. This is a dummy device that
162 can be probed and supports all of the methods of WDT, but does not
166 bool "SP805 watchdog timer support"
169 Select this to enable SP805 watchdog timer, which can be found on some
170 nxp layerscape chips.
173 bool "IWDG watchdog driver for STM32 MP's family"
177 Enable the STM32 watchdog (IWDG) driver. Enable support to
178 configure STM32's on-SoC watchdog.
180 config XILINX_TB_WATCHDOG
181 bool "Xilinx Axi watchdog timer support"
185 Select this to enable Xilinx Axi watchdog timer, which can be found on some
186 Xilinx Microblaze Platforms.
189 bool "Xilinx window watchdog timer support"
190 depends on WDT && ARCH_VERSAL
194 Select this to enable Xilinx window watchdog timer, which can be found on
195 Xilinx Versal Platforms.
198 bool "Intel Tangier watchdog timer support"
199 depends on WDT && INTEL_MID
201 This enables support for watchdog controller available on
202 Intel Tangier SoC. If you're using a board with Intel Tangier
206 bool "Enable driver model for watchdog timer drivers in SPL"
209 Enable driver model for watchdog timer in SPL.
210 This is similar to CONFIG_WDT in U-Boot.