Kconfig 58 KB

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  1. #
  2. # Watchdog device configuration
  3. #
  4. menuconfig WATCHDOG
  5. bool "Watchdog Timer Support"
  6. ---help---
  7. If you say Y here (and to one of the following options) and create a
  8. character special file /dev/watchdog with major number 10 and minor
  9. number 130 using mknod ("man mknod"), you will get a watchdog, i.e.:
  10. subsequently opening the file and then failing to write to it for
  11. longer than 1 minute will result in rebooting the machine. This
  12. could be useful for a networked machine that needs to come back
  13. on-line as fast as possible after a lock-up. There's both a watchdog
  14. implementation entirely in software (which can sometimes fail to
  15. reboot the machine) and a driver for hardware watchdog boards, which
  16. are more robust and can also keep track of the temperature inside
  17. your computer. For details, read
  18. <file:Documentation/watchdog/watchdog-api.txt> in the kernel source.
  19. The watchdog is usually used together with the watchdog daemon
  20. which is available from
  21. <ftp://ibiblio.org/pub/Linux/system/daemons/watchdog/>. This daemon can
  22. also monitor NFS connections and can reboot the machine when the process
  23. table is full.
  24. If unsure, say N.
  25. if WATCHDOG
  26. config WATCHDOG_CORE
  27. bool "WatchDog Timer Driver Core"
  28. ---help---
  29. Say Y here if you want to use the new watchdog timer driver core.
  30. This driver provides a framework for all watchdog timer drivers
  31. and gives them the /dev/watchdog interface (and later also the
  32. sysfs interface).
  33. config WATCHDOG_NOWAYOUT
  34. bool "Disable watchdog shutdown on close"
  35. help
  36. The default watchdog behaviour (which you get if you say N here) is
  37. to stop the timer if the process managing it closes the file
  38. /dev/watchdog. It's always remotely possible that this process might
  39. get killed. If you say Y here, the watchdog cannot be stopped once
  40. it has been started.
  41. config WATCHDOG_SYSFS
  42. bool "Read different watchdog information through sysfs"
  43. help
  44. Say Y here if you want to enable watchdog device status read through
  45. sysfs attributes.
  46. #
  47. # General Watchdog drivers
  48. #
  49. comment "Watchdog Device Drivers"
  50. # Architecture Independent
  51. config SOFT_WATCHDOG
  52. tristate "Software watchdog"
  53. select WATCHDOG_CORE
  54. help
  55. A software monitoring watchdog. This will fail to reboot your system
  56. from some situations that the hardware watchdog will recover
  57. from. Equally it's a lot cheaper to install.
  58. To compile this driver as a module, choose M here: the
  59. module will be called softdog.
  60. config DA9052_WATCHDOG
  61. tristate "Dialog DA9052 Watchdog"
  62. depends on PMIC_DA9052
  63. select WATCHDOG_CORE
  64. help
  65. Support for the watchdog in the DA9052 PMIC. Watchdog trigger
  66. cause system reset.
  67. Say Y here to include support for the DA9052 watchdog.
  68. Alternatively say M to compile the driver as a module,
  69. which will be called da9052_wdt.
  70. config DA9055_WATCHDOG
  71. tristate "Dialog Semiconductor DA9055 Watchdog"
  72. depends on MFD_DA9055
  73. select WATCHDOG_CORE
  74. help
  75. If you say yes here you get support for watchdog on the Dialog
  76. Semiconductor DA9055 PMIC.
  77. This driver can also be built as a module. If so, the module
  78. will be called da9055_wdt.
  79. config DA9063_WATCHDOG
  80. tristate "Dialog DA9063 Watchdog"
  81. depends on MFD_DA9063
  82. select WATCHDOG_CORE
  83. help
  84. Support for the watchdog in the DA9063 PMIC.
  85. This driver can be built as a module. The module name is da9063_wdt.
  86. config DA9062_WATCHDOG
  87. tristate "Dialog DA9062/61 Watchdog"
  88. depends on MFD_DA9062
  89. select WATCHDOG_CORE
  90. help
  91. Support for the watchdog in the DA9062 and DA9061 PMICs.
  92. This driver can be built as a module. The module name is da9062_wdt.
  93. config GPIO_WATCHDOG
  94. tristate "Watchdog device controlled through GPIO-line"
  95. depends on OF_GPIO
  96. select WATCHDOG_CORE
  97. help
  98. If you say yes here you get support for watchdog device
  99. controlled through GPIO-line.
  100. config GPIO_WATCHDOG_ARCH_INITCALL
  101. bool "Register the watchdog as early as possible"
  102. depends on GPIO_WATCHDOG=y
  103. help
  104. In some situations, the default initcall level (module_init)
  105. in not early enough in the boot process to avoid the watchdog
  106. to be triggered.
  107. If you say yes here, the initcall level would be raised to
  108. arch_initcall.
  109. If in doubt, say N.
  110. config MENF21BMC_WATCHDOG
  111. tristate "MEN 14F021P00 BMC Watchdog"
  112. depends on MFD_MENF21BMC
  113. select WATCHDOG_CORE
  114. help
  115. Say Y here to include support for the MEN 14F021P00 BMC Watchdog.
  116. This driver can also be built as a module. If so the module
  117. will be called menf21bmc_wdt.
  118. config TANGOX_WATCHDOG
  119. tristate "Sigma Designs SMP86xx/SMP87xx watchdog"
  120. select WATCHDOG_CORE
  121. depends on ARCH_TANGO || COMPILE_TEST
  122. depends on HAS_IOMEM
  123. help
  124. Support for the watchdog in Sigma Designs SMP86xx (tango3)
  125. and SMP87xx (tango4) family chips.
  126. This driver can be built as a module. The module name is tangox_wdt.
  127. config WDAT_WDT
  128. tristate "ACPI Watchdog Action Table (WDAT)"
  129. depends on ACPI
  130. select WATCHDOG_CORE
  131. select ACPI_WATCHDOG
  132. help
  133. This driver adds support for systems with ACPI Watchdog Action
  134. Table (WDAT) table. Servers typically have this but it can be
  135. found on some desktop machines as well. This driver will take
  136. over the native iTCO watchdog driver found on many Intel CPUs.
  137. To compile this driver as module, choose M here: the module will
  138. be called wdat_wdt.
  139. config WM831X_WATCHDOG
  140. tristate "WM831x watchdog"
  141. depends on MFD_WM831X
  142. select WATCHDOG_CORE
  143. help
  144. Support for the watchdog in the WM831x AudioPlus PMICs. When
  145. the watchdog triggers the system will be reset.
  146. config WM8350_WATCHDOG
  147. tristate "WM8350 watchdog"
  148. depends on MFD_WM8350
  149. select WATCHDOG_CORE
  150. help
  151. Support for the watchdog in the WM8350 AudioPlus PMIC. When
  152. the watchdog triggers the system will be reset.
  153. config XILINX_WATCHDOG
  154. tristate "Xilinx Watchdog timer"
  155. depends on HAS_IOMEM
  156. select WATCHDOG_CORE
  157. help
  158. Watchdog driver for the xps_timebase_wdt ip core.
  159. To compile this driver as a module, choose M here: the
  160. module will be called of_xilinx_wdt.
  161. config ZIIRAVE_WATCHDOG
  162. tristate "Zodiac RAVE Watchdog Timer"
  163. depends on I2C
  164. select WATCHDOG_CORE
  165. help
  166. Watchdog driver for the Zodiac Aerospace RAVE Switch Watchdog
  167. Processor.
  168. To compile this driver as a module, choose M here: the
  169. module will be called ziirave_wdt.
  170. # ALPHA Architecture
  171. # ARM Architecture
  172. config ARM_SP805_WATCHDOG
  173. tristate "ARM SP805 Watchdog"
  174. depends on (ARM || ARM64) && ARM_AMBA
  175. select WATCHDOG_CORE
  176. help
  177. ARM Primecell SP805 Watchdog timer. This will reboot your system when
  178. the timeout is reached.
  179. config ARM_SBSA_WATCHDOG
  180. tristate "ARM SBSA Generic Watchdog"
  181. depends on ARM64
  182. depends on ARM_ARCH_TIMER
  183. select WATCHDOG_CORE
  184. help
  185. ARM SBSA Generic Watchdog has two stage timeouts:
  186. the first signal (WS0) is for alerting the system by interrupt,
  187. the second one (WS1) is a real hardware reset.
  188. More details: ARM DEN0029B - Server Base System Architecture (SBSA)
  189. This driver can operate ARM SBSA Generic Watchdog as a single stage
  190. or a two stages watchdog, it depends on the module parameter "action".
  191. Note: the maximum timeout in the two stages mode is half of that in
  192. the single stage mode.
  193. To compile this driver as module, choose M here: The module
  194. will be called sbsa_gwdt.
  195. config ASM9260_WATCHDOG
  196. tristate "Alphascale ASM9260 watchdog"
  197. depends on MACH_ASM9260
  198. depends on OF
  199. select WATCHDOG_CORE
  200. select RESET_CONTROLLER
  201. help
  202. Watchdog timer embedded into Alphascale asm9260 chips. This will reboot your
  203. system when the timeout is reached.
  204. config AT91RM9200_WATCHDOG
  205. tristate "AT91RM9200 watchdog"
  206. depends on SOC_AT91RM9200 && MFD_SYSCON
  207. help
  208. Watchdog timer embedded into AT91RM9200 chips. This will reboot your
  209. system when the timeout is reached.
  210. config AT91SAM9X_WATCHDOG
  211. tristate "AT91SAM9X / AT91CAP9 watchdog"
  212. depends on ARCH_AT91
  213. select WATCHDOG_CORE
  214. help
  215. Watchdog timer embedded into AT91SAM9X and AT91CAP9 chips. This will
  216. reboot your system when the timeout is reached.
  217. config SAMA5D4_WATCHDOG
  218. tristate "Atmel SAMA5D4 Watchdog Timer"
  219. depends on ARCH_AT91
  220. select WATCHDOG_CORE
  221. help
  222. Atmel SAMA5D4 watchdog timer is embedded into SAMA5D4 chips.
  223. Its Watchdog Timer Mode Register can be written more than once.
  224. This will reboot your system when the timeout is reached.
  225. config CADENCE_WATCHDOG
  226. tristate "Cadence Watchdog Timer"
  227. depends on HAS_IOMEM
  228. select WATCHDOG_CORE
  229. help
  230. Say Y here if you want to include support for the watchdog
  231. timer in the Xilinx Zynq.
  232. config 21285_WATCHDOG
  233. tristate "DC21285 watchdog"
  234. depends on FOOTBRIDGE
  235. help
  236. The Intel Footbridge chip contains a built-in watchdog circuit. Say Y
  237. here if you wish to use this. Alternatively say M to compile the
  238. driver as a module, which will be called wdt285.
  239. This driver does not work on all machines. In particular, early CATS
  240. boards have hardware problems that will cause the machine to simply
  241. lock up if the watchdog fires.
  242. "If in doubt, leave it out" - say N.
  243. config 977_WATCHDOG
  244. tristate "NetWinder WB83C977 watchdog"
  245. depends on FOOTBRIDGE && ARCH_NETWINDER
  246. help
  247. Say Y here to include support for the WB977 watchdog included in
  248. NetWinder machines. Alternatively say M to compile the driver as
  249. a module, which will be called wdt977.
  250. Not sure? It's safe to say N.
  251. config IXP4XX_WATCHDOG
  252. tristate "IXP4xx Watchdog"
  253. depends on ARCH_IXP4XX
  254. help
  255. Say Y here if to include support for the watchdog timer
  256. in the Intel IXP4xx network processors. This driver can
  257. be built as a module by choosing M. The module will
  258. be called ixp4xx_wdt.
  259. Note: The internal IXP4xx watchdog does a soft CPU reset
  260. which doesn't reset any peripherals. There are circumstances
  261. where the watchdog will fail to reset the board correctly
  262. (e.g., if the boot ROM is in an unreadable state).
  263. Say N if you are unsure.
  264. config KS8695_WATCHDOG
  265. tristate "KS8695 watchdog"
  266. depends on ARCH_KS8695
  267. help
  268. Watchdog timer embedded into KS8695 processor. This will reboot your
  269. system when the timeout is reached.
  270. config HAVE_S3C2410_WATCHDOG
  271. bool
  272. help
  273. This will include watchdog timer support for Samsung SoCs. If
  274. you want to include watchdog support for any machine, kindly
  275. select this in the respective mach-XXXX/Kconfig file.
  276. config S3C2410_WATCHDOG
  277. tristate "S3C2410 Watchdog"
  278. depends on HAVE_S3C2410_WATCHDOG
  279. select WATCHDOG_CORE
  280. select MFD_SYSCON if ARCH_EXYNOS5
  281. help
  282. Watchdog timer block in the Samsung SoCs. This will reboot
  283. the system when the timer expires with the watchdog enabled.
  284. The driver is limited by the speed of the system's PCLK
  285. signal, so with reasonably fast systems (PCLK around 50-66MHz)
  286. then watchdog intervals of over approximately 20seconds are
  287. unavailable.
  288. The driver can be built as a module by choosing M, and will
  289. be called s3c2410_wdt
  290. config SA1100_WATCHDOG
  291. tristate "SA1100/PXA2xx watchdog"
  292. depends on ARCH_SA1100 || ARCH_PXA
  293. help
  294. Watchdog timer embedded into SA11x0 and PXA2xx chips. This will
  295. reboot your system when timeout is reached.
  296. NOTE: once enabled, this timer cannot be disabled.
  297. To compile this driver as a module, choose M here: the
  298. module will be called sa1100_wdt.
  299. config DW_WATCHDOG
  300. tristate "Synopsys DesignWare watchdog"
  301. depends on HAS_IOMEM
  302. select WATCHDOG_CORE
  303. help
  304. Say Y here if to include support for the Synopsys DesignWare
  305. watchdog timer found in many chips.
  306. To compile this driver as a module, choose M here: the
  307. module will be called dw_wdt.
  308. config EP93XX_WATCHDOG
  309. tristate "EP93xx Watchdog"
  310. depends on ARCH_EP93XX
  311. select WATCHDOG_CORE
  312. help
  313. Say Y here if to include support for the watchdog timer
  314. embedded in the Cirrus Logic EP93xx family of devices.
  315. To compile this driver as a module, choose M here: the
  316. module will be called ep93xx_wdt.
  317. config OMAP_WATCHDOG
  318. tristate "OMAP Watchdog"
  319. depends on ARCH_OMAP16XX || ARCH_OMAP2PLUS
  320. select WATCHDOG_CORE
  321. help
  322. Support for TI OMAP1610/OMAP1710/OMAP2420/OMAP3430/OMAP4430 watchdog. Say 'Y'
  323. here to enable the OMAP1610/OMAP1710/OMAP2420/OMAP3430/OMAP4430 watchdog timer.
  324. config PNX4008_WATCHDOG
  325. tristate "LPC32XX Watchdog"
  326. depends on ARCH_LPC32XX
  327. select WATCHDOG_CORE
  328. help
  329. Say Y here if to include support for the watchdog timer
  330. in the LPC32XX processor.
  331. This driver can be built as a module by choosing M. The module
  332. will be called pnx4008_wdt.
  333. Say N if you are unsure.
  334. config IOP_WATCHDOG
  335. tristate "IOP Watchdog"
  336. depends on ARCH_IOP13XX
  337. select WATCHDOG_NOWAYOUT if (ARCH_IOP32X || ARCH_IOP33X)
  338. help
  339. Say Y here if to include support for the watchdog timer
  340. in the Intel IOP3XX & IOP13XX I/O Processors. This driver can
  341. be built as a module by choosing M. The module will
  342. be called iop_wdt.
  343. Note: The IOP13XX watchdog does an Internal Bus Reset which will
  344. affect both cores and the peripherals of the IOP. The ATU-X
  345. and/or ATUe configuration registers will remain intact, but if
  346. operating as an Root Complex and/or Central Resource, the PCI-X
  347. and/or PCIe busses will also be reset. THIS IS A VERY BIG HAMMER.
  348. config DAVINCI_WATCHDOG
  349. tristate "DaVinci watchdog"
  350. depends on ARCH_DAVINCI || ARCH_KEYSTONE
  351. select WATCHDOG_CORE
  352. help
  353. Say Y here if to include support for the watchdog timer
  354. in the DaVinci DM644x/DM646x or Keystone processors.
  355. To compile this driver as a module, choose M here: the
  356. module will be called davinci_wdt.
  357. NOTE: once enabled, this timer cannot be disabled.
  358. Say N if you are unsure.
  359. config ORION_WATCHDOG
  360. tristate "Orion watchdog"
  361. depends on ARCH_ORION5X || ARCH_DOVE || MACH_DOVE || ARCH_MVEBU
  362. depends on ARM
  363. select WATCHDOG_CORE
  364. help
  365. Say Y here if to include support for the watchdog timer
  366. in the Marvell Orion5x and Kirkwood ARM SoCs.
  367. To compile this driver as a module, choose M here: the
  368. module will be called orion_wdt.
  369. config RN5T618_WATCHDOG
  370. tristate "Ricoh RN5T618 watchdog"
  371. depends on MFD_RN5T618
  372. select WATCHDOG_CORE
  373. help
  374. If you say yes here you get support for watchdog on the Ricoh
  375. RN5T618 PMIC.
  376. This driver can also be built as a module. If so, the module
  377. will be called rn5t618_wdt.
  378. config SUNXI_WATCHDOG
  379. tristate "Allwinner SoCs watchdog support"
  380. depends on ARCH_SUNXI
  381. select WATCHDOG_CORE
  382. help
  383. Say Y here to include support for the watchdog timer
  384. in Allwinner SoCs.
  385. To compile this driver as a module, choose M here: the
  386. module will be called sunxi_wdt.
  387. config COH901327_WATCHDOG
  388. bool "ST-Ericsson COH 901 327 watchdog"
  389. depends on ARCH_U300
  390. default y if MACH_U300
  391. select WATCHDOG_CORE
  392. help
  393. Say Y here to include Watchdog timer support for the
  394. watchdog embedded into the ST-Ericsson U300 series platforms.
  395. This watchdog is used to reset the system and thus cannot be
  396. compiled as a module.
  397. config TWL4030_WATCHDOG
  398. tristate "TWL4030 Watchdog"
  399. depends on TWL4030_CORE
  400. select WATCHDOG_CORE
  401. help
  402. Support for TI TWL4030 watchdog. Say 'Y' here to enable the
  403. watchdog timer support for TWL4030 chips.
  404. config STMP3XXX_RTC_WATCHDOG
  405. tristate "Freescale STMP3XXX & i.MX23/28 watchdog"
  406. depends on RTC_DRV_STMP
  407. select WATCHDOG_CORE
  408. help
  409. Say Y here to include support for the watchdog timer inside
  410. the RTC for the STMP37XX/378X or i.MX23/28 SoC.
  411. To compile this driver as a module, choose M here: the
  412. module will be called stmp3xxx_rtc_wdt.
  413. config NUC900_WATCHDOG
  414. tristate "Nuvoton NUC900 watchdog"
  415. depends on ARCH_W90X900
  416. help
  417. Say Y here if to include support for the watchdog timer
  418. for the Nuvoton NUC900 series SoCs.
  419. To compile this driver as a module, choose M here: the
  420. module will be called nuc900_wdt.
  421. config TS4800_WATCHDOG
  422. tristate "TS-4800 Watchdog"
  423. depends on HAS_IOMEM && OF
  424. depends on SOC_IMX51 || COMPILE_TEST
  425. select WATCHDOG_CORE
  426. select MFD_SYSCON
  427. help
  428. Technologic Systems TS-4800 has watchdog timer implemented in
  429. an external FPGA. Say Y here if you want to support for the
  430. watchdog timer on TS-4800 board.
  431. config TS72XX_WATCHDOG
  432. tristate "TS-72XX SBC Watchdog"
  433. depends on MACH_TS72XX
  434. help
  435. Technologic Systems TS-7200, TS-7250 and TS-7260 boards have
  436. watchdog timer implemented in a external CPLD chip. Say Y here
  437. if you want to support for the watchdog timer on TS-72XX boards.
  438. To compile this driver as a module, choose M here: the
  439. module will be called ts72xx_wdt.
  440. config MAX63XX_WATCHDOG
  441. tristate "Max63xx watchdog"
  442. depends on HAS_IOMEM
  443. select WATCHDOG_CORE
  444. help
  445. Support for memory mapped max63{69,70,71,72,73,74} watchdog timer.
  446. config MAX77620_WATCHDOG
  447. tristate "Maxim Max77620 Watchdog Timer"
  448. depends on MFD_MAX77620
  449. help
  450. This is the driver for the Max77620 watchdog timer.
  451. Say 'Y' here to enable the watchdog timer support for
  452. MAX77620 chips. To compile this driver as a module,
  453. choose M here: the module will be called max77620_wdt.
  454. config IMX2_WDT
  455. tristate "IMX2+ Watchdog"
  456. depends on ARCH_MXC || ARCH_LAYERSCAPE
  457. select REGMAP_MMIO
  458. select WATCHDOG_CORE
  459. help
  460. This is the driver for the hardware watchdog
  461. on the Freescale IMX2 and later processors.
  462. If you have one of these processors and wish to have
  463. watchdog support enabled, say Y, otherwise say N.
  464. To compile this driver as a module, choose M here: the
  465. module will be called imx2_wdt.
  466. config UX500_WATCHDOG
  467. tristate "ST-Ericsson Ux500 watchdog"
  468. depends on MFD_DB8500_PRCMU
  469. select WATCHDOG_CORE
  470. default y
  471. help
  472. Say Y here to include Watchdog timer support for the watchdog
  473. existing in the prcmu of ST-Ericsson Ux500 series platforms.
  474. To compile this driver as a module, choose M here: the
  475. module will be called ux500_wdt.
  476. config RETU_WATCHDOG
  477. tristate "Retu watchdog"
  478. depends on MFD_RETU
  479. select WATCHDOG_CORE
  480. help
  481. Retu watchdog driver for Nokia Internet Tablets (770, N800,
  482. N810). At least on N800 the watchdog cannot be disabled, so
  483. this driver is essential and you should enable it.
  484. To compile this driver as a module, choose M here: the
  485. module will be called retu_wdt.
  486. config MOXART_WDT
  487. tristate "MOXART watchdog"
  488. depends on ARCH_MOXART
  489. help
  490. Say Y here to include Watchdog timer support for the watchdog
  491. existing on the MOXA ART SoC series platforms.
  492. To compile this driver as a module, choose M here: the
  493. module will be called moxart_wdt.
  494. config SIRFSOC_WATCHDOG
  495. tristate "SiRFSOC watchdog"
  496. depends on ARCH_SIRF
  497. select WATCHDOG_CORE
  498. default y
  499. help
  500. Support for CSR SiRFprimaII and SiRFatlasVI watchdog. When
  501. the watchdog triggers the system will be reset.
  502. config ST_LPC_WATCHDOG
  503. tristate "STMicroelectronics LPC Watchdog"
  504. depends on ARCH_STI
  505. depends on OF
  506. select WATCHDOG_CORE
  507. help
  508. Say Y here to include STMicroelectronics Low Power Controller
  509. (LPC) based Watchdog timer support.
  510. To compile this driver as a module, choose M here: the
  511. module will be called st_lpc_wdt.
  512. config TEGRA_WATCHDOG
  513. tristate "Tegra watchdog"
  514. depends on (ARCH_TEGRA || COMPILE_TEST) && HAS_IOMEM
  515. select WATCHDOG_CORE
  516. help
  517. Say Y here to include support for the watchdog timer
  518. embedded in NVIDIA Tegra SoCs.
  519. To compile this driver as a module, choose M here: the
  520. module will be called tegra_wdt.
  521. config QCOM_WDT
  522. tristate "QCOM watchdog"
  523. depends on HAS_IOMEM
  524. depends on ARCH_QCOM
  525. select WATCHDOG_CORE
  526. help
  527. Say Y here to include Watchdog timer support for the watchdog found
  528. on QCOM chipsets. Currently supported targets are the MSM8960,
  529. APQ8064, and IPQ8064.
  530. To compile this driver as a module, choose M here: the
  531. module will be called qcom_wdt.
  532. config MESON_GXBB_WATCHDOG
  533. tristate "Amlogic Meson GXBB SoCs watchdog support"
  534. depends on ARCH_MESON
  535. select WATCHDOG_CORE
  536. help
  537. Say Y here to include support for the watchdog timer
  538. in Amlogic Meson GXBB SoCs.
  539. To compile this driver as a module, choose M here: the
  540. module will be called meson_gxbb_wdt.
  541. config MESON_WATCHDOG
  542. tristate "Amlogic Meson SoCs watchdog support"
  543. depends on ARCH_MESON
  544. select WATCHDOG_CORE
  545. help
  546. Say Y here to include support for the watchdog timer
  547. in Amlogic Meson SoCs.
  548. To compile this driver as a module, choose M here: the
  549. module will be called meson_wdt.
  550. config MEDIATEK_WATCHDOG
  551. tristate "Mediatek SoCs watchdog support"
  552. depends on ARCH_MEDIATEK
  553. select WATCHDOG_CORE
  554. help
  555. Say Y here to include support for the watchdog timer
  556. in Mediatek SoCs.
  557. To compile this driver as a module, choose M here: the
  558. module will be called mtk_wdt.
  559. config DIGICOLOR_WATCHDOG
  560. tristate "Conexant Digicolor SoCs watchdog support"
  561. depends on ARCH_DIGICOLOR
  562. select WATCHDOG_CORE
  563. help
  564. Say Y here to include support for the watchdog timer
  565. in Conexant Digicolor SoCs.
  566. To compile this driver as a module, choose M here: the
  567. module will be called digicolor_wdt.
  568. config LPC18XX_WATCHDOG
  569. tristate "LPC18xx/43xx Watchdog"
  570. depends on ARCH_LPC18XX || COMPILE_TEST
  571. depends on HAS_IOMEM
  572. select WATCHDOG_CORE
  573. help
  574. Say Y here if to include support for the watchdog timer
  575. in NXP LPC SoCs family, which includes LPC18xx/LPC43xx
  576. processors.
  577. To compile this driver as a module, choose M here: the
  578. module will be called lpc18xx_wdt.
  579. config ATLAS7_WATCHDOG
  580. tristate "CSRatlas7 watchdog"
  581. depends on ARCH_ATLAS7
  582. help
  583. Say Y here to include Watchdog timer support for the watchdog
  584. existing on the CSRatlas7 series platforms.
  585. To compile this driver as a module, choose M here: the
  586. module will be called atlas7_wdt.
  587. config RENESAS_WDT
  588. tristate "Renesas WDT Watchdog"
  589. depends on ARCH_RENESAS || COMPILE_TEST
  590. select WATCHDOG_CORE
  591. help
  592. This driver adds watchdog support for the integrated watchdogs in the
  593. Renesas R-Car and other SH-Mobile SoCs (usually named RWDT or SWDT).
  594. config ASPEED_WATCHDOG
  595. tristate "Aspeed 2400 watchdog support"
  596. depends on ARCH_ASPEED || COMPILE_TEST
  597. select WATCHDOG_CORE
  598. help
  599. Say Y here to include support for the watchdog timer
  600. in Apseed BMC SoCs.
  601. This driver is required to reboot the SoC.
  602. To compile this driver as a module, choose M here: the
  603. module will be called aspeed_wdt.
  604. # AVR32 Architecture
  605. config AT32AP700X_WDT
  606. tristate "AT32AP700x watchdog"
  607. depends on CPU_AT32AP700X
  608. help
  609. Watchdog timer embedded into AT32AP700x devices. This will reboot
  610. your system when the timeout is reached.
  611. # BLACKFIN Architecture
  612. config BFIN_WDT
  613. tristate "Blackfin On-Chip Watchdog Timer"
  614. depends on BLACKFIN
  615. ---help---
  616. If you say yes here you will get support for the Blackfin On-Chip
  617. Watchdog Timer. If you have one of these processors and wish to
  618. have watchdog support enabled, say Y, otherwise say N.
  619. To compile this driver as a module, choose M here: the
  620. module will be called bfin_wdt.
  621. # CRIS Architecture
  622. # FRV Architecture
  623. # X86 (i386 + ia64 + x86_64) Architecture
  624. config ACQUIRE_WDT
  625. tristate "Acquire SBC Watchdog Timer"
  626. depends on X86
  627. ---help---
  628. This is the driver for the hardware watchdog on Single Board
  629. Computers produced by Acquire Inc (and others). This watchdog
  630. simply watches your kernel to make sure it doesn't freeze, and if
  631. it does, it reboots your computer after a certain amount of time.
  632. To compile this driver as a module, choose M here: the
  633. module will be called acquirewdt.
  634. Most people will say N.
  635. config ADVANTECH_WDT
  636. tristate "Advantech SBC Watchdog Timer"
  637. depends on X86
  638. help
  639. If you are configuring a Linux kernel for the Advantech single-board
  640. computer, say `Y' here to support its built-in watchdog timer
  641. feature. More information can be found at
  642. <http://www.advantech.com.tw/products/>
  643. config ALIM1535_WDT
  644. tristate "ALi M1535 PMU Watchdog Timer"
  645. depends on X86 && PCI
  646. ---help---
  647. This is the driver for the hardware watchdog on the ALi M1535 PMU.
  648. To compile this driver as a module, choose M here: the
  649. module will be called alim1535_wdt.
  650. Most people will say N.
  651. config ALIM7101_WDT
  652. tristate "ALi M7101 PMU Computer Watchdog"
  653. depends on PCI
  654. help
  655. This is the driver for the hardware watchdog on the ALi M7101 PMU
  656. as used in the x86 Cobalt servers and also found in some
  657. SPARC Netra servers too.
  658. To compile this driver as a module, choose M here: the
  659. module will be called alim7101_wdt.
  660. Most people will say N.
  661. config EBC_C384_WDT
  662. tristate "WinSystems EBC-C384 Watchdog Timer"
  663. depends on X86 && ISA_BUS_API
  664. select WATCHDOG_CORE
  665. help
  666. Enables watchdog timer support for the watchdog timer on the
  667. WinSystems EBC-C384 motherboard. The timeout may be configured via
  668. the timeout module parameter.
  669. config F71808E_WDT
  670. tristate "Fintek F71808E, F71862FG, F71869, F71882FG and F71889FG Watchdog"
  671. depends on X86
  672. help
  673. This is the driver for the hardware watchdog on the Fintek
  674. F71808E, F71862FG, F71869, F71882FG and F71889FG Super I/O controllers.
  675. You can compile this driver directly into the kernel, or use
  676. it as a module. The module will be called f71808e_wdt.
  677. config SP5100_TCO
  678. tristate "AMD/ATI SP5100 TCO Timer/Watchdog"
  679. depends on X86 && PCI
  680. ---help---
  681. Hardware watchdog driver for the AMD/ATI SP5100 chipset. The TCO
  682. (Total Cost of Ownership) timer is a watchdog timer that will reboot
  683. the machine after its expiration. The expiration time can be
  684. configured with the "heartbeat" parameter.
  685. To compile this driver as a module, choose M here: the
  686. module will be called sp5100_tco.
  687. config GEODE_WDT
  688. tristate "AMD Geode CS5535/CS5536 Watchdog"
  689. depends on CS5535_MFGPT
  690. help
  691. This driver enables a watchdog capability built into the
  692. CS5535/CS5536 companion chips for the AMD Geode GX and LX
  693. processors. This watchdog watches your kernel to make sure
  694. it doesn't freeze, and if it does, it reboots your computer after
  695. a certain amount of time.
  696. You can compile this driver directly into the kernel, or use
  697. it as a module. The module will be called geodewdt.
  698. config SC520_WDT
  699. tristate "AMD Elan SC520 processor Watchdog"
  700. depends on MELAN
  701. help
  702. This is the driver for the hardware watchdog built in to the
  703. AMD "Elan" SC520 microcomputer commonly used in embedded systems.
  704. This watchdog simply watches your kernel to make sure it doesn't
  705. freeze, and if it does, it reboots your computer after a certain
  706. amount of time.
  707. You can compile this driver directly into the kernel, or use
  708. it as a module. The module will be called sc520_wdt.
  709. config SBC_FITPC2_WATCHDOG
  710. tristate "Compulab SBC-FITPC2 watchdog"
  711. depends on X86
  712. ---help---
  713. This is the driver for the built-in watchdog timer on the fit-PC2,
  714. fit-PC2i, CM-iAM single-board computers made by Compulab.
  715. It`s possible to enable watchdog timer either from BIOS (F2) or from booted Linux.
  716. When "Watchdog Timer Value" enabled one can set 31-255 s operational range.
  717. Entering BIOS setup temporary disables watchdog operation regardless to current state,
  718. so system will not be restarted while user in BIOS setup.
  719. Once watchdog was enabled the system will be restarted every
  720. "Watchdog Timer Value" period, so to prevent it user can restart or
  721. disable the watchdog.
  722. To compile this driver as a module, choose M here: the
  723. module will be called sbc_fitpc2_wdt.
  724. Most people will say N.
  725. config EUROTECH_WDT
  726. tristate "Eurotech CPU-1220/1410 Watchdog Timer"
  727. depends on X86
  728. help
  729. Enable support for the watchdog timer on the Eurotech CPU-1220 and
  730. CPU-1410 cards. These are PC/104 SBCs. Spec sheets and product
  731. information are at <http://www.eurotech.it/>.
  732. config IB700_WDT
  733. tristate "IB700 SBC Watchdog Timer"
  734. depends on X86
  735. ---help---
  736. This is the driver for the hardware watchdog on the IB700 Single
  737. Board Computer produced by TMC Technology (www.tmc-uk.com). This watchdog
  738. simply watches your kernel to make sure it doesn't freeze, and if
  739. it does, it reboots your computer after a certain amount of time.
  740. This driver is like the WDT501 driver but for slightly different hardware.
  741. To compile this driver as a module, choose M here: the
  742. module will be called ib700wdt.
  743. Most people will say N.
  744. config IBMASR
  745. tristate "IBM Automatic Server Restart"
  746. depends on X86
  747. help
  748. This is the driver for the IBM Automatic Server Restart watchdog
  749. timer built-in into some eServer xSeries machines.
  750. To compile this driver as a module, choose M here: the
  751. module will be called ibmasr.
  752. config WAFER_WDT
  753. tristate "ICP Single Board Computer Watchdog Timer"
  754. depends on X86
  755. help
  756. This is a driver for the hardware watchdog on the ICP Single
  757. Board Computer. This driver is working on (at least) the following
  758. IPC SBC's: Wafer 5823, Rocky 4783, Rocky 3703 and Rocky 3782.
  759. To compile this driver as a module, choose M here: the
  760. module will be called wafer5823wdt.
  761. config I6300ESB_WDT
  762. tristate "Intel 6300ESB Timer/Watchdog"
  763. depends on PCI
  764. ---help---
  765. Hardware driver for the watchdog timer built into the Intel
  766. 6300ESB controller hub.
  767. To compile this driver as a module, choose M here: the
  768. module will be called i6300esb.
  769. config IE6XX_WDT
  770. tristate "Intel Atom E6xx Watchdog"
  771. depends on X86 && PCI
  772. select WATCHDOG_CORE
  773. select MFD_CORE
  774. select LPC_SCH
  775. ---help---
  776. Hardware driver for the watchdog timer built into the Intel
  777. Atom E6XX (TunnelCreek) processor.
  778. To compile this driver as a module, choose M here: the
  779. module will be called ie6xx_wdt.
  780. config INTEL_SCU_WATCHDOG
  781. bool "Intel SCU Watchdog for Mobile Platforms"
  782. depends on X86_INTEL_MID
  783. ---help---
  784. Hardware driver for the watchdog time built into the Intel SCU
  785. for Intel Mobile Platforms.
  786. To compile this driver as a module, choose M here.
  787. config INTEL_MID_WATCHDOG
  788. tristate "Intel MID Watchdog Timer"
  789. depends on X86_INTEL_MID
  790. select WATCHDOG_CORE
  791. ---help---
  792. Watchdog timer driver built into the Intel SCU for Intel MID
  793. Platforms.
  794. This driver currently supports only the watchdog evolution
  795. implementation in SCU, available for Merrifield generation.
  796. To compile this driver as a module, choose M here.
  797. config ITCO_WDT
  798. tristate "Intel TCO Timer/Watchdog"
  799. depends on (X86 || IA64) && PCI
  800. select WATCHDOG_CORE
  801. depends on I2C || I2C=n
  802. select LPC_ICH if !EXPERT
  803. select I2C_I801 if !EXPERT && I2C
  804. ---help---
  805. Hardware driver for the intel TCO timer based watchdog devices.
  806. These drivers are included in the Intel 82801 I/O Controller
  807. Hub family (from ICH0 up to ICH10) and in the Intel 63xxESB
  808. controller hub.
  809. The TCO (Total Cost of Ownership) timer is a watchdog timer
  810. that will reboot the machine after its second expiration. The
  811. expiration time can be configured with the "heartbeat" parameter.
  812. On some motherboards the driver may fail to reset the chipset's
  813. NO_REBOOT flag which prevents the watchdog from rebooting the
  814. machine. If this is the case you will get a kernel message like
  815. "failed to reset NO_REBOOT flag, reboot disabled by hardware".
  816. To compile this driver as a module, choose M here: the
  817. module will be called iTCO_wdt.
  818. config ITCO_VENDOR_SUPPORT
  819. bool "Intel TCO Timer/Watchdog Specific Vendor Support"
  820. depends on ITCO_WDT
  821. ---help---
  822. Add vendor specific support to the intel TCO timer based watchdog
  823. devices. At this moment we only have additional support for some
  824. SuperMicro Inc. motherboards.
  825. config IT8712F_WDT
  826. tristate "IT8712F (Smart Guardian) Watchdog Timer"
  827. depends on X86
  828. ---help---
  829. This is the driver for the built-in watchdog timer on the IT8712F
  830. Super I/0 chipset used on many motherboards.
  831. If the driver does not work, then make sure that the game port in
  832. the BIOS is enabled.
  833. To compile this driver as a module, choose M here: the
  834. module will be called it8712f_wdt.
  835. config IT87_WDT
  836. tristate "IT87 Watchdog Timer"
  837. depends on X86
  838. ---help---
  839. This is the driver for the hardware watchdog on the ITE IT8620,
  840. IT8702, IT8712, IT8716, IT8718, IT8720, IT8721, IT8726 and IT8728
  841. Super I/O chips.
  842. If the driver does not work, then make sure that the game port in
  843. the BIOS is enabled.
  844. This watchdog simply watches your kernel to make sure it doesn't
  845. freeze, and if it does, it reboots your computer after a certain
  846. amount of time.
  847. To compile this driver as a module, choose M here: the module will
  848. be called it87_wdt.
  849. config HP_WATCHDOG
  850. tristate "HP ProLiant iLO2+ Hardware Watchdog Timer"
  851. depends on X86 && PCI
  852. help
  853. A software monitoring watchdog and NMI sourcing driver. This driver
  854. will detect lockups and provide a stack trace. This is a driver that
  855. will only load on an HP ProLiant system with a minimum of iLO2 support.
  856. To compile this driver as a module, choose M here: the module will be
  857. called hpwdt.
  858. config KEMPLD_WDT
  859. tristate "Kontron COM Watchdog Timer"
  860. depends on MFD_KEMPLD
  861. select WATCHDOG_CORE
  862. help
  863. Support for the PLD watchdog on some Kontron ETX and COMexpress
  864. (ETXexpress) modules
  865. This driver can also be built as a module. If so, the module will be
  866. called kempld_wdt.
  867. config HPWDT_NMI_DECODING
  868. bool "NMI decoding support for the HP ProLiant iLO2+ Hardware Watchdog Timer"
  869. depends on HP_WATCHDOG
  870. default y
  871. help
  872. When an NMI occurs this feature will make the necessary BIOS calls to
  873. log the cause of the NMI.
  874. config SC1200_WDT
  875. tristate "National Semiconductor PC87307/PC97307 (ala SC1200) Watchdog"
  876. depends on X86
  877. help
  878. This is a driver for National Semiconductor PC87307/PC97307 hardware
  879. watchdog cards as found on the SC1200. This watchdog is mainly used
  880. for power management purposes and can be used to power down the device
  881. during inactivity periods (includes interrupt activity monitoring).
  882. To compile this driver as a module, choose M here: the
  883. module will be called sc1200wdt.
  884. Most people will say N.
  885. config SCx200_WDT
  886. tristate "National Semiconductor SCx200 Watchdog"
  887. depends on SCx200 && PCI
  888. help
  889. Enable the built-in watchdog timer support on the National
  890. Semiconductor SCx200 processors.
  891. If compiled as a module, it will be called scx200_wdt.
  892. config PC87413_WDT
  893. tristate "NS PC87413 watchdog"
  894. depends on X86
  895. ---help---
  896. This is the driver for the hardware watchdog on the PC87413 chipset
  897. This watchdog simply watches your kernel to make sure it doesn't
  898. freeze, and if it does, it reboots your computer after a certain
  899. amount of time.
  900. To compile this driver as a module, choose M here: the
  901. module will be called pc87413_wdt.
  902. Most people will say N.
  903. config NV_TCO
  904. tristate "nVidia TCO Timer/Watchdog"
  905. depends on X86 && PCI
  906. ---help---
  907. Hardware driver for the TCO timer built into the nVidia Hub family
  908. (such as the MCP51). The TCO (Total Cost of Ownership) timer is a
  909. watchdog timer that will reboot the machine after its second
  910. expiration. The expiration time can be configured with the
  911. "heartbeat" parameter.
  912. On some motherboards the driver may fail to reset the chipset's
  913. NO_REBOOT flag which prevents the watchdog from rebooting the
  914. machine. If this is the case you will get a kernel message like
  915. "failed to reset NO_REBOOT flag, reboot disabled by hardware".
  916. To compile this driver as a module, choose M here: the
  917. module will be called nv_tco.
  918. config RDC321X_WDT
  919. tristate "RDC R-321x SoC watchdog"
  920. depends on X86_RDC321X
  921. help
  922. This is the driver for the built in hardware watchdog
  923. in the RDC R-321x SoC.
  924. To compile this driver as a module, choose M here: the
  925. module will be called rdc321x_wdt.
  926. config 60XX_WDT
  927. tristate "SBC-60XX Watchdog Timer"
  928. depends on X86
  929. help
  930. This driver can be used with the watchdog timer found on some
  931. single board computers, namely the 6010 PII based computer.
  932. It may well work with other cards. It reads port 0x443 to enable
  933. and re-set the watchdog timer, and reads port 0x45 to disable
  934. the watchdog. If you have a card that behave in similar ways,
  935. you can probably make this driver work with your card as well.
  936. You can compile this driver directly into the kernel, or use
  937. it as a module. The module will be called sbc60xxwdt.
  938. config SBC8360_WDT
  939. tristate "SBC8360 Watchdog Timer"
  940. depends on X86_32
  941. ---help---
  942. This is the driver for the hardware watchdog on the SBC8360 Single
  943. Board Computer produced by Axiomtek Co., Ltd. (www.axiomtek.com).
  944. To compile this driver as a module, choose M here: the
  945. module will be called sbc8360.
  946. Most people will say N.
  947. config SBC7240_WDT
  948. tristate "SBC Nano 7240 Watchdog Timer"
  949. depends on X86_32 && !UML
  950. ---help---
  951. This is the driver for the hardware watchdog found on the IEI
  952. single board computers EPIC Nano 7240 (and likely others). This
  953. watchdog simply watches your kernel to make sure it doesn't freeze,
  954. and if it does, it reboots your computer after a certain amount of
  955. time.
  956. To compile this driver as a module, choose M here: the
  957. module will be called sbc7240_wdt.
  958. config CPU5_WDT
  959. tristate "SMA CPU5 Watchdog"
  960. depends on X86
  961. ---help---
  962. TBD.
  963. To compile this driver as a module, choose M here: the
  964. module will be called cpu5wdt.
  965. config SMSC_SCH311X_WDT
  966. tristate "SMSC SCH311X Watchdog Timer"
  967. depends on X86
  968. ---help---
  969. This is the driver for the hardware watchdog timer on the
  970. SMSC SCH3112, SCH3114 and SCH3116 Super IO chipset
  971. (LPC IO with 8042 KBC, Reset Generation, HWM and multiple
  972. serial ports).
  973. To compile this driver as a module, choose M here: the
  974. module will be called sch311x_wdt.
  975. config SMSC37B787_WDT
  976. tristate "Winbond SMsC37B787 Watchdog Timer"
  977. depends on X86
  978. ---help---
  979. This is the driver for the hardware watchdog component on the
  980. Winbond SMsC37B787 chipset as used on the NetRunner Mainboard
  981. from Vision Systems and maybe others.
  982. This watchdog simply watches your kernel to make sure it doesn't
  983. freeze, and if it does, it reboots your computer after a certain
  984. amount of time.
  985. Usually a userspace daemon will notify the kernel WDT driver that
  986. userspace is still alive, at regular intervals.
  987. To compile this driver as a module, choose M here: the
  988. module will be called smsc37b787_wdt.
  989. Most people will say N.
  990. config VIA_WDT
  991. tristate "VIA Watchdog Timer"
  992. depends on X86 && PCI
  993. select WATCHDOG_CORE
  994. ---help---
  995. This is the driver for the hardware watchdog timer on VIA
  996. southbridge chipset CX700, VX800/VX820 or VX855/VX875.
  997. To compile this driver as a module, choose M here; the module
  998. will be called via_wdt.
  999. Most people will say N.
  1000. config W83627HF_WDT
  1001. tristate "Watchdog timer for W83627HF/W83627DHG and compatibles"
  1002. depends on X86
  1003. select WATCHDOG_CORE
  1004. ---help---
  1005. This is the driver for the hardware watchdog on the following
  1006. Super I/O chips.
  1007. W83627DHG/DHG-P/EHF/EHG/F/G/HF/S/SF/THF/UHG/UG
  1008. W83637HF
  1009. W83667HG/HG-B
  1010. W83687THF
  1011. W83697HF
  1012. W83697UG
  1013. NCT6775
  1014. NCT6776
  1015. NCT6779
  1016. NCT6791
  1017. NCT6792
  1018. NCT6102D/04D/06D
  1019. This watchdog simply watches your kernel to make sure it doesn't
  1020. freeze, and if it does, it reboots your computer after a certain
  1021. amount of time.
  1022. To compile this driver as a module, choose M here: the
  1023. module will be called w83627hf_wdt.
  1024. Most people will say N.
  1025. config W83877F_WDT
  1026. tristate "W83877F (EMACS) Watchdog Timer"
  1027. depends on X86
  1028. ---help---
  1029. This is the driver for the hardware watchdog on the W83877F chipset
  1030. as used in EMACS PC-104 motherboards (and likely others). This
  1031. watchdog simply watches your kernel to make sure it doesn't freeze,
  1032. and if it does, it reboots your computer after a certain amount of
  1033. time.
  1034. To compile this driver as a module, choose M here: the
  1035. module will be called w83877f_wdt.
  1036. Most people will say N.
  1037. config W83977F_WDT
  1038. tristate "W83977F (PCM-5335) Watchdog Timer"
  1039. depends on X86
  1040. ---help---
  1041. This is the driver for the hardware watchdog on the W83977F I/O chip
  1042. as used in AAEON's PCM-5335 SBC (and likely others). This
  1043. watchdog simply watches your kernel to make sure it doesn't freeze,
  1044. and if it does, it reboots your computer after a certain amount of
  1045. time.
  1046. To compile this driver as a module, choose M here: the
  1047. module will be called w83977f_wdt.
  1048. config MACHZ_WDT
  1049. tristate "ZF MachZ Watchdog"
  1050. depends on X86
  1051. ---help---
  1052. If you are using a ZF Micro MachZ processor, say Y here, otherwise
  1053. N. This is the driver for the watchdog timer built-in on that
  1054. processor using ZF-Logic interface. This watchdog simply watches
  1055. your kernel to make sure it doesn't freeze, and if it does, it
  1056. reboots your computer after a certain amount of time.
  1057. To compile this driver as a module, choose M here: the
  1058. module will be called machzwd.
  1059. config SBC_EPX_C3_WATCHDOG
  1060. tristate "Winsystems SBC EPX-C3 watchdog"
  1061. depends on X86
  1062. ---help---
  1063. This is the driver for the built-in watchdog timer on the EPX-C3
  1064. Single-board computer made by Winsystems, Inc.
  1065. *Note*: This hardware watchdog is not probeable and thus there
  1066. is no way to know if writing to its IO address will corrupt
  1067. your system or have any real effect. The only way to be sure
  1068. that this driver does what you want is to make sure you
  1069. are running it on an EPX-C3 from Winsystems with the watchdog
  1070. timer at IO address 0x1ee and 0x1ef. It will write to both those
  1071. IO ports. Basically, the assumption is made that if you compile
  1072. this driver into your kernel and/or load it as a module, that you
  1073. know what you are doing and that you are in fact running on an
  1074. EPX-C3 board!
  1075. To compile this driver as a module, choose M here: the
  1076. module will be called sbc_epx_c3.
  1077. config INTEL_MEI_WDT
  1078. tristate "Intel MEI iAMT Watchdog"
  1079. depends on INTEL_MEI && X86
  1080. select WATCHDOG_CORE
  1081. ---help---
  1082. A device driver for the Intel MEI iAMT watchdog.
  1083. The Intel AMT Watchdog is an OS Health (Hang/Crash) watchdog.
  1084. Whenever the OS hangs or crashes, iAMT will send an event
  1085. to any subscriber to this event. The watchdog doesn't reset the
  1086. the platform.
  1087. To compile this driver as a module, choose M here:
  1088. the module will be called mei_wdt.
  1089. config NI903X_WDT
  1090. tristate "NI 903x/913x Watchdog"
  1091. depends on X86 && ACPI
  1092. select WATCHDOG_CORE
  1093. ---help---
  1094. This is the driver for the watchdog timer on the National Instruments
  1095. 903x/913x real-time controllers.
  1096. To compile this driver as a module, choose M here: the module will be
  1097. called ni903x_wdt.
  1098. # M32R Architecture
  1099. # M68K Architecture
  1100. config M54xx_WATCHDOG
  1101. tristate "MCF54xx watchdog support"
  1102. depends on M548x
  1103. help
  1104. To compile this driver as a module, choose M here: the
  1105. module will be called m54xx_wdt.
  1106. # MicroBlaze Architecture
  1107. # MIPS Architecture
  1108. config ATH79_WDT
  1109. tristate "Atheros AR71XX/AR724X/AR913X hardware watchdog"
  1110. depends on ATH79
  1111. help
  1112. Hardware driver for the built-in watchdog timer on the Atheros
  1113. AR71XX/AR724X/AR913X SoCs.
  1114. config BCM47XX_WDT
  1115. tristate "Broadcom BCM47xx Watchdog Timer"
  1116. depends on BCM47XX || ARCH_BCM_5301X
  1117. select WATCHDOG_CORE
  1118. help
  1119. Hardware driver for the Broadcom BCM47xx Watchdog Timer.
  1120. config RC32434_WDT
  1121. tristate "IDT RC32434 SoC Watchdog Timer"
  1122. depends on MIKROTIK_RB532
  1123. help
  1124. Hardware driver for the IDT RC32434 SoC built-in
  1125. watchdog timer.
  1126. To compile this driver as a module, choose M here: the
  1127. module will be called rc32434_wdt.
  1128. config INDYDOG
  1129. tristate "Indy/I2 Hardware Watchdog"
  1130. depends on SGI_HAS_INDYDOG
  1131. help
  1132. Hardware driver for the Indy's/I2's watchdog. This is a
  1133. watchdog timer that will reboot the machine after a 60 second
  1134. timer expired and no process has written to /dev/watchdog during
  1135. that time.
  1136. config JZ4740_WDT
  1137. tristate "Ingenic jz4740 SoC hardware watchdog"
  1138. depends on MACH_JZ4740
  1139. select WATCHDOG_CORE
  1140. help
  1141. Hardware driver for the built-in watchdog timer on Ingenic jz4740 SoCs.
  1142. config WDT_MTX1
  1143. tristate "MTX-1 Hardware Watchdog"
  1144. depends on MIPS_MTX1
  1145. help
  1146. Hardware driver for the MTX-1 boards. This is a watchdog timer that
  1147. will reboot the machine after a 100 seconds timer expired.
  1148. config PNX833X_WDT
  1149. tristate "PNX833x Hardware Watchdog"
  1150. depends on SOC_PNX8335
  1151. help
  1152. Hardware driver for the PNX833x's watchdog. This is a
  1153. watchdog timer that will reboot the machine after a programmable
  1154. timer has expired and no process has written to /dev/watchdog during
  1155. that time.
  1156. config SIBYTE_WDOG
  1157. tristate "Sibyte SoC hardware watchdog"
  1158. depends on CPU_SB1
  1159. help
  1160. Watchdog driver for the built in watchdog hardware in Sibyte
  1161. SoC processors. There are apparently two watchdog timers
  1162. on such processors; this driver supports only the first one,
  1163. because currently Linux only supports exporting one watchdog
  1164. to userspace.
  1165. To compile this driver as a loadable module, choose M here.
  1166. The module will be called sb_wdog.
  1167. config AR7_WDT
  1168. tristate "TI AR7 Watchdog Timer"
  1169. depends on AR7
  1170. help
  1171. Hardware driver for the TI AR7 Watchdog Timer.
  1172. config TXX9_WDT
  1173. tristate "Toshiba TXx9 Watchdog Timer"
  1174. depends on CPU_TX39XX || CPU_TX49XX
  1175. select WATCHDOG_CORE
  1176. help
  1177. Hardware driver for the built-in watchdog timer on TXx9 MIPS SoCs.
  1178. config OCTEON_WDT
  1179. tristate "Cavium OCTEON SOC family Watchdog Timer"
  1180. depends on CAVIUM_OCTEON_SOC
  1181. default y
  1182. select WATCHDOG_CORE
  1183. select EXPORT_UASM if OCTEON_WDT = m
  1184. help
  1185. Hardware driver for OCTEON's on chip watchdog timer.
  1186. Enables the watchdog for all cores running Linux. It
  1187. installs a NMI handler and pokes the watchdog based on an
  1188. interrupt. On first expiration of the watchdog, the
  1189. interrupt handler pokes it. The second expiration causes an
  1190. NMI that prints a message. The third expiration causes a
  1191. global soft reset.
  1192. When userspace has /dev/watchdog open, no poking is done
  1193. from the first interrupt, it is then only poked when the
  1194. device is written.
  1195. config BCM63XX_WDT
  1196. tristate "Broadcom BCM63xx hardware watchdog"
  1197. depends on BCM63XX
  1198. help
  1199. Watchdog driver for the built in watchdog hardware in Broadcom
  1200. BCM63xx SoC.
  1201. To compile this driver as a loadable module, choose M here.
  1202. The module will be called bcm63xx_wdt.
  1203. config BCM2835_WDT
  1204. tristate "Broadcom BCM2835 hardware watchdog"
  1205. depends on ARCH_BCM2835
  1206. select WATCHDOG_CORE
  1207. help
  1208. Watchdog driver for the built in watchdog hardware in Broadcom
  1209. BCM2835 SoC.
  1210. To compile this driver as a loadable module, choose M here.
  1211. The module will be called bcm2835_wdt.
  1212. config BCM_KONA_WDT
  1213. tristate "BCM Kona Watchdog"
  1214. depends on ARCH_BCM_MOBILE
  1215. select WATCHDOG_CORE
  1216. help
  1217. Support for the watchdog timer on the following Broadcom BCM281xx
  1218. family, which includes BCM11130, BCM11140, BCM11351, BCM28145 and
  1219. BCM28155 variants.
  1220. Say 'Y' or 'M' here to enable the driver. The module will be called
  1221. bcm_kona_wdt.
  1222. config BCM_KONA_WDT_DEBUG
  1223. bool "DEBUGFS support for BCM Kona Watchdog"
  1224. depends on BCM_KONA_WDT
  1225. help
  1226. If enabled, adds /sys/kernel/debug/bcm_kona_wdt/info which provides
  1227. access to the driver's internal data structures as well as watchdog
  1228. timer hardware registres.
  1229. If in doubt, say 'N'.
  1230. config BCM7038_WDT
  1231. tristate "BCM7038 Watchdog"
  1232. select WATCHDOG_CORE
  1233. depends on HAS_IOMEM
  1234. depends on ARCH_BRCMSTB || BMIPS_GENERIC || COMPILE_TEST
  1235. help
  1236. Watchdog driver for the built-in hardware in Broadcom 7038 and
  1237. later SoCs used in set-top boxes. BCM7038 was made public
  1238. during the 2004 CES, and since then, many Broadcom chips use this
  1239. watchdog block, including some cable modem chips.
  1240. config IMGPDC_WDT
  1241. tristate "Imagination Technologies PDC Watchdog Timer"
  1242. depends on HAS_IOMEM
  1243. depends on METAG || MIPS || COMPILE_TEST
  1244. select WATCHDOG_CORE
  1245. help
  1246. Driver for Imagination Technologies PowerDown Controller
  1247. Watchdog Timer.
  1248. To compile this driver as a loadable module, choose M here.
  1249. The module will be called imgpdc_wdt.
  1250. config LANTIQ_WDT
  1251. tristate "Lantiq SoC watchdog"
  1252. depends on LANTIQ
  1253. help
  1254. Hardware driver for the Lantiq SoC Watchdog Timer.
  1255. config LOONGSON1_WDT
  1256. tristate "Loongson1 SoC hardware watchdog"
  1257. depends on MACH_LOONGSON32
  1258. select WATCHDOG_CORE
  1259. help
  1260. Hardware driver for the Loongson1 SoC Watchdog Timer.
  1261. config RALINK_WDT
  1262. tristate "Ralink SoC watchdog"
  1263. select WATCHDOG_CORE
  1264. depends on RALINK
  1265. help
  1266. Hardware driver for the Ralink SoC Watchdog Timer.
  1267. config MT7621_WDT
  1268. tristate "Mediatek SoC watchdog"
  1269. select WATCHDOG_CORE
  1270. depends on SOC_MT7620 || SOC_MT7621
  1271. help
  1272. Hardware driver for the Mediatek/Ralink MT7621/8 SoC Watchdog Timer.
  1273. config PIC32_WDT
  1274. tristate "Microchip PIC32 hardware watchdog"
  1275. select WATCHDOG_CORE
  1276. depends on MACH_PIC32
  1277. help
  1278. Watchdog driver for the built in watchdog hardware in a PIC32.
  1279. Configuration bits must be set appropriately for the watchdog to be
  1280. controlled by this driver.
  1281. To compile this driver as a loadable module, choose M here.
  1282. The module will be called pic32-wdt.
  1283. config PIC32_DMT
  1284. tristate "Microchip PIC32 Deadman Timer"
  1285. select WATCHDOG_CORE
  1286. depends on MACH_PIC32
  1287. help
  1288. Watchdog driver for PIC32 instruction fetch counting timer. This specific
  1289. timer is typically be used in misson critical and safety critical
  1290. applications, where any single failure of the software functionality
  1291. and sequencing must be detected.
  1292. To compile this driver as a loadable module, choose M here.
  1293. The module will be called pic32-dmt.
  1294. # PARISC Architecture
  1295. # POWERPC Architecture
  1296. config GEF_WDT
  1297. tristate "GE Watchdog Timer"
  1298. depends on GE_FPGA
  1299. ---help---
  1300. Watchdog timer found in a number of GE single board computers.
  1301. config MPC5200_WDT
  1302. bool "MPC52xx Watchdog Timer"
  1303. depends on PPC_MPC52xx
  1304. help
  1305. Use General Purpose Timer (GPT) 0 on the MPC5200 as Watchdog.
  1306. config 8xxx_WDT
  1307. tristate "MPC8xxx Platform Watchdog Timer"
  1308. depends on PPC_8xx || PPC_83xx || PPC_86xx || PPC_MPC512x
  1309. select WATCHDOG_CORE
  1310. help
  1311. This driver is for a SoC level watchdog that exists on some
  1312. Freescale PowerPC processors. So far this driver supports:
  1313. - MPC8xx watchdogs
  1314. - MPC83xx watchdogs
  1315. - MPC86xx watchdogs
  1316. For BookE processors (MPC85xx) use the BOOKE_WDT driver instead.
  1317. config MV64X60_WDT
  1318. tristate "MV64X60 (Marvell Discovery) Watchdog Timer"
  1319. depends on MV64X60
  1320. config PIKA_WDT
  1321. tristate "PIKA FPGA Watchdog"
  1322. depends on WARP
  1323. default y
  1324. help
  1325. This enables the watchdog in the PIKA FPGA. Currently used on
  1326. the Warp platform.
  1327. config BOOKE_WDT
  1328. tristate "PowerPC Book-E Watchdog Timer"
  1329. depends on BOOKE || 4xx
  1330. select WATCHDOG_CORE
  1331. ---help---
  1332. Watchdog driver for PowerPC Book-E chips, such as the Freescale
  1333. MPC85xx SOCs and the IBM PowerPC 440.
  1334. Please see Documentation/watchdog/watchdog-api.txt for
  1335. more information.
  1336. config BOOKE_WDT_DEFAULT_TIMEOUT
  1337. int "PowerPC Book-E Watchdog Timer Default Timeout"
  1338. depends on BOOKE_WDT
  1339. default 38 if PPC_FSL_BOOK3E
  1340. range 0 63 if PPC_FSL_BOOK3E
  1341. default 3 if !PPC_FSL_BOOK3E
  1342. range 0 3 if !PPC_FSL_BOOK3E
  1343. help
  1344. Select the default watchdog timer period to be used by the PowerPC
  1345. Book-E watchdog driver. A watchdog "event" occurs when the bit
  1346. position represented by this number transitions from zero to one.
  1347. For Freescale Book-E processors, this is a number between 0 and 63.
  1348. For other Book-E processors, this is a number between 0 and 3.
  1349. The value can be overridden by the wdt_period command-line parameter.
  1350. config MEN_A21_WDT
  1351. tristate "MEN A21 VME CPU Carrier Board Watchdog Timer"
  1352. select WATCHDOG_CORE
  1353. depends on GPIOLIB || COMPILE_TEST
  1354. help
  1355. Watchdog driver for MEN A21 VMEbus CPU Carrier Boards.
  1356. The driver can also be built as a module. If so, the module will be
  1357. called mena21_wdt.
  1358. If unsure select N here.
  1359. # PPC64 Architecture
  1360. config WATCHDOG_RTAS
  1361. tristate "RTAS watchdog"
  1362. depends on PPC_RTAS
  1363. help
  1364. This driver adds watchdog support for the RTAS watchdog.
  1365. To compile this driver as a module, choose M here. The module
  1366. will be called wdrtas.
  1367. # S390 Architecture
  1368. config DIAG288_WATCHDOG
  1369. tristate "System z diag288 Watchdog"
  1370. depends on S390
  1371. select WATCHDOG_CORE
  1372. help
  1373. IBM s/390 and zSeries machines running under z/VM 5.1 or later
  1374. provide a virtual watchdog timer to their guest that cause a
  1375. user define Control Program command to be executed after a
  1376. timeout.
  1377. LPAR provides a very similar interface. This driver handles
  1378. both.
  1379. To compile this driver as a module, choose M here. The module
  1380. will be called diag288_wdt.
  1381. # SUPERH (sh + sh64) Architecture
  1382. config SH_WDT
  1383. tristate "SuperH Watchdog"
  1384. depends on SUPERH && (CPU_SH3 || CPU_SH4)
  1385. select WATCHDOG_CORE
  1386. help
  1387. This driver adds watchdog support for the integrated watchdog in the
  1388. SuperH processors. If you have one of these processors and wish
  1389. to have watchdog support enabled, say Y, otherwise say N.
  1390. As a side note, saying Y here will automatically boost HZ to 1000
  1391. so that the timer has a chance to clear the overflow counter. On
  1392. slower systems (such as the SH-2 and SH-3) this will likely yield
  1393. some performance issues. As such, the WDT should be avoided here
  1394. unless it is absolutely necessary.
  1395. To compile this driver as a module, choose M here: the
  1396. module will be called shwdt.
  1397. # SPARC Architecture
  1398. # SPARC64 Architecture
  1399. config WATCHDOG_CP1XXX
  1400. tristate "CP1XXX Hardware Watchdog support"
  1401. depends on SPARC64 && PCI
  1402. ---help---
  1403. This is the driver for the hardware watchdog timers present on
  1404. Sun Microsystems CompactPCI models CP1400 and CP1500.
  1405. To compile this driver as a module, choose M here: the
  1406. module will be called cpwatchdog.
  1407. If you do not have a CompactPCI model CP1400 or CP1500, or
  1408. another UltraSPARC-IIi-cEngine boardset with hardware watchdog,
  1409. you should say N to this option.
  1410. config WATCHDOG_RIO
  1411. tristate "RIO Hardware Watchdog support"
  1412. depends on SPARC64 && PCI
  1413. help
  1414. Say Y here to support the hardware watchdog capability on Sun RIO
  1415. machines. The watchdog timeout period is normally one minute but
  1416. can be changed with a boot-time parameter.
  1417. config WATCHDOG_SUN4V
  1418. tristate "Sun4v Watchdog support"
  1419. select WATCHDOG_CORE
  1420. depends on SPARC64
  1421. help
  1422. Say Y here to support the hypervisor watchdog capability embedded
  1423. in the SPARC sun4v architecture.
  1424. To compile this driver as a module, choose M here. The module will
  1425. be called sun4v_wdt.
  1426. # XTENSA Architecture
  1427. # Xen Architecture
  1428. config XEN_WDT
  1429. tristate "Xen Watchdog support"
  1430. depends on XEN
  1431. help
  1432. Say Y here to support the hypervisor watchdog capability provided
  1433. by Xen 4.0 and newer. The watchdog timeout period is normally one
  1434. minute but can be changed with a boot-time parameter.
  1435. config UML_WATCHDOG
  1436. tristate "UML watchdog"
  1437. depends on UML
  1438. #
  1439. # ISA-based Watchdog Cards
  1440. #
  1441. comment "ISA-based Watchdog Cards"
  1442. depends on ISA
  1443. config PCWATCHDOG
  1444. tristate "Berkshire Products ISA-PC Watchdog"
  1445. depends on ISA
  1446. ---help---
  1447. This is the driver for the Berkshire Products ISA-PC Watchdog card.
  1448. This card simply watches your kernel to make sure it doesn't freeze,
  1449. and if it does, it reboots your computer after a certain amount of
  1450. time. This driver is like the WDT501 driver but for different
  1451. hardware. Please read <file:Documentation/watchdog/pcwd-watchdog.txt>. The PC
  1452. watchdog cards can be ordered from <http://www.berkprod.com/>.
  1453. To compile this driver as a module, choose M here: the
  1454. module will be called pcwd.
  1455. Most people will say N.
  1456. config MIXCOMWD
  1457. tristate "Mixcom Watchdog"
  1458. depends on ISA
  1459. ---help---
  1460. This is a driver for the Mixcom hardware watchdog cards. This
  1461. watchdog simply watches your kernel to make sure it doesn't freeze,
  1462. and if it does, it reboots your computer after a certain amount of
  1463. time.
  1464. To compile this driver as a module, choose M here: the
  1465. module will be called mixcomwd.
  1466. Most people will say N.
  1467. config WDT
  1468. tristate "WDT Watchdog timer"
  1469. depends on ISA
  1470. ---help---
  1471. If you have a WDT500P or WDT501P watchdog board, say Y here,
  1472. otherwise N. It is not possible to probe for this board, which means
  1473. that you have to inform the kernel about the IO port and IRQ that
  1474. is needed (you can do this via the io and irq parameters)
  1475. To compile this driver as a module, choose M here: the
  1476. module will be called wdt.
  1477. #
  1478. # PCI-based Watchdog Cards
  1479. #
  1480. comment "PCI-based Watchdog Cards"
  1481. depends on PCI
  1482. config PCIPCWATCHDOG
  1483. tristate "Berkshire Products PCI-PC Watchdog"
  1484. depends on PCI
  1485. ---help---
  1486. This is the driver for the Berkshire Products PCI-PC Watchdog card.
  1487. This card simply watches your kernel to make sure it doesn't freeze,
  1488. and if it does, it reboots your computer after a certain amount of
  1489. time. The card can also monitor the internal temperature of the PC.
  1490. More info is available at <http://www.berkprod.com/pci_pc_watchdog.htm>.
  1491. To compile this driver as a module, choose M here: the
  1492. module will be called pcwd_pci.
  1493. Most people will say N.
  1494. config WDTPCI
  1495. tristate "PCI-WDT500/501 Watchdog timer"
  1496. depends on PCI
  1497. ---help---
  1498. If you have a PCI-WDT500/501 watchdog board, say Y here, otherwise N.
  1499. If you have a PCI-WDT501 watchdog board then you can enable the
  1500. temperature sensor by setting the type parameter to 501.
  1501. If you want to enable the Fan Tachometer on the PCI-WDT501, then you
  1502. can do this via the tachometer parameter. Only do this if you have a
  1503. fan tachometer actually set up.
  1504. To compile this driver as a module, choose M here: the
  1505. module will be called wdt_pci.
  1506. #
  1507. # USB-based Watchdog Cards
  1508. #
  1509. comment "USB-based Watchdog Cards"
  1510. depends on USB
  1511. config USBPCWATCHDOG
  1512. tristate "Berkshire Products USB-PC Watchdog"
  1513. depends on USB
  1514. ---help---
  1515. This is the driver for the Berkshire Products USB-PC Watchdog card.
  1516. This card simply watches your kernel to make sure it doesn't freeze,
  1517. and if it does, it reboots your computer after a certain amount of
  1518. time. The card can also monitor the internal temperature of the PC.
  1519. More info is available at <http://www.berkprod.com/usb_pc_watchdog.htm>.
  1520. To compile this driver as a module, choose M here: the
  1521. module will be called pcwd_usb.
  1522. Most people will say N.
  1523. comment "Watchdog Pretimeout Governors"
  1524. config WATCHDOG_PRETIMEOUT_GOV
  1525. bool "Enable watchdog pretimeout governors"
  1526. help
  1527. The option allows to select watchdog pretimeout governors.
  1528. if WATCHDOG_PRETIMEOUT_GOV
  1529. choice
  1530. prompt "Default Watchdog Pretimeout Governor"
  1531. default WATCHDOG_PRETIMEOUT_DEFAULT_GOV_PANIC
  1532. help
  1533. This option selects a default watchdog pretimeout governor.
  1534. The governor takes its action, if a watchdog is capable
  1535. to report a pretimeout event.
  1536. config WATCHDOG_PRETIMEOUT_DEFAULT_GOV_NOOP
  1537. bool "noop"
  1538. select WATCHDOG_PRETIMEOUT_GOV_NOOP
  1539. help
  1540. Use noop watchdog pretimeout governor by default. If noop
  1541. governor is selected by a user, write a short message to
  1542. the kernel log buffer and don't do any system changes.
  1543. config WATCHDOG_PRETIMEOUT_DEFAULT_GOV_PANIC
  1544. bool "panic"
  1545. select WATCHDOG_PRETIMEOUT_GOV_PANIC
  1546. help
  1547. Use panic watchdog pretimeout governor by default, if
  1548. a watchdog pretimeout event happens, consider that
  1549. a watchdog feeder is dead and reboot is unavoidable.
  1550. endchoice
  1551. config WATCHDOG_PRETIMEOUT_GOV_NOOP
  1552. tristate "Noop watchdog pretimeout governor"
  1553. help
  1554. Noop watchdog pretimeout governor, only an informational
  1555. message is added to kernel log buffer.
  1556. config WATCHDOG_PRETIMEOUT_GOV_PANIC
  1557. tristate "Panic watchdog pretimeout governor"
  1558. help
  1559. Panic watchdog pretimeout governor, on watchdog pretimeout
  1560. event put the kernel into panic.
  1561. endif # WATCHDOG_PRETIMEOUT_GOV
  1562. endif # WATCHDOG