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
25 bool "Enable Watchdog Timer support for IMX and LSCH2 of NXP"
26 select HW_WATCHDOG if !WDT
28 Select this to enable the IMX and LSCH2 of Layerscape watchdog
31 config WATCHDOG_RESET_DISABLE
32 bool "Disable reset watchdog"
33 depends on IMX_WATCHDOG
35 Disable reset watchdog, which can let WATCHDOG_RESET invalid, so
36 that the watchdog will not be fed in u-boot.
39 bool "TI OMAP watchdog driver"
40 depends on ARCH_OMAP2PLUS
43 Say Y here to enable the OMAP3+ watchdog driver.
46 bool "i.MX7ULP watchdog"
48 Say Y here to enable i.MX7ULP watchdog driver.
50 config DESIGNWARE_WATCHDOG
51 bool "Designware watchdog timer support"
52 select HW_WATCHDOG if !WDT
53 default y if WDT && ROCKCHIP_RK3399
55 Enable this to support Designware Watchdog Timer IP, present e.g.
56 on Altera SoCFPGA SoCs.
59 bool "Enable driver model for watchdog timer drivers"
63 Enable driver model for watchdog timer. At the moment the API
64 is very simple and only supports four operations:
65 start, stop, reset and expire_now (expire immediately).
66 What exactly happens when the timer expires is up to a particular
69 config WDT_ARMADA_37XX
70 bool "Marvell Armada 37xx watchdog timer support"
71 depends on WDT && ARMADA_3700
73 Enable this to support Watchdog Timer on Marvell Armada 37xx SoC.
74 There are 4 possible clocks which can be used on these SoCs. This
75 driver uses the second clock (ID 1), assuming that so will also
79 bool "Aspeed ast2400/ast2500 watchdog timer support"
81 default y if ARCH_ASPEED
83 Select this to enable watchdog timer for Aspeed ast2500/ast2400 devices.
84 The watchdog timer is stopped when initialized. It performs reset, either
85 full SoC reset or CPU or just some peripherals, based on the flags.
86 It currently does not support Boot Flash Addressing Mode Detection or
90 bool "Aspeed AST2600 watchdog timer support"
92 default y if ASPEED_AST2600
94 Select this to enable watchdog timer for Aspeed ast2500/ast2400 devices.
95 The watchdog timer is stopped when initialized. It performs reset, either
96 full SoC reset or CPU or just some peripherals, based on the flags.
99 bool "AT91 watchdog timer support"
102 Select this to enable Microchip watchdog timer, which can be found on
106 bool "BCM6345 watchdog timer support"
107 depends on WDT && (ARCH_BMIPS || ARCH_BCM68360 || \
108 ARCH_BCM6858 || ARCH_BCM63158)
110 Select this to enable watchdog timer for BCM6345 SoCs.
111 The watchdog timer is stopped when initialized.
112 It performs full SoC reset.
115 bool "Cadence watchdog timer support"
119 Select this to enable Cadence watchdog timer, which can be found on some
120 Xilinx Microzed Platform.
123 bool "Cortina Access CAxxxx watchdog timer support"
126 Cortina Access CAxxxx watchdog timer support.
127 This driver support all CPU ISAs supported by Cortina
131 bool "MPC8xx watchdog timer support"
132 depends on WDT && MPC8xx
135 Select this to enable mpc8xx watchdog timer
138 bool "MediaTek MT7621 watchdog timer support"
139 depends on WDT && SOC_MT7628
141 Select this to enable Ralink / Mediatek watchdog timer,
142 which can be found on some MediaTek chips.
145 bool "MediaTek watchdog timer support"
146 depends on WDT && ARCH_MEDIATEK
148 Select this to enable watchdog timer for MediaTek SoCs.
149 The watchdog timer is stopped when initialized.
150 It performs full SoC reset.
153 bool "OcteonTX core watchdog support"
154 depends on WDT && (ARCH_OCTEONTX || ARCH_OCTEONTX2)
158 This enables OcteonTX watchdog driver, which can be
159 found on OcteonTX/TX2 chipsets and inline with driver model.
160 Only supports watchdog reset.
163 bool "TI OMAP watchdog timer support"
164 depends on WDT && ARCH_OMAP2PLUS
167 This enables OMAP3+ watchdog timer driver, which can be
168 found on some TI chipsets and inline with driver model.
171 bool "Orion watchdog timer support"
175 Select this to enable Orion watchdog timer, which can be found on some
176 Marvell Armada chips.
179 bool "Texas Instruments K3 RTI watchdog"
180 depends on WDT && ARCH_K3
182 Say Y here if you want to include support for the K3 watchdog
183 timer (RTI module) available in the K3 generation of processors.
186 bool "Enable Watchdog Timer support for Sandbox"
187 depends on SANDBOX && WDT
189 Enable Watchdog Timer support in Sandbox. This is a dummy device that
190 can be probed and supports all of the methods of WDT, but does not
194 bool "SBSA watchdog timer support"
197 Select this to enable SBSA watchdog timer.
198 This driver can operate ARM SBSA Generic Watchdog as a single stage.
199 In the single stage mode, when the timeout is reached, your system
200 will be reset by WS1. The first signal (WS0) is ignored.
203 bool "SP805 watchdog timer support"
206 Select this to enable SP805 watchdog timer, which can be found on some
207 nxp layerscape chips.
210 bool "IWDG watchdog driver for STM32 MP's family"
214 Enable the STM32 watchdog (IWDG) driver. Enable support to
215 configure STM32's on-SoC watchdog.
217 config XILINX_TB_WATCHDOG
218 bool "Xilinx Axi watchdog timer support"
222 Select this to enable Xilinx Axi watchdog timer, which can be found on some
223 Xilinx Microblaze Platforms.
226 bool "Xilinx window watchdog timer support"
227 depends on WDT && ARCH_VERSAL
231 Select this to enable Xilinx window watchdog timer, which can be found on
232 Xilinx Versal Platforms.
235 bool "Intel Tangier watchdog timer support"
236 depends on WDT && INTEL_MID
238 This enables support for watchdog controller available on
239 Intel Tangier SoC. If you're using a board with Intel Tangier
243 bool "Enable driver model for watchdog timer drivers in SPL"
246 Enable driver model for watchdog timer in SPL.
247 This is similar to CONFIG_WDT in U-Boot.