1*abbab703STroy KiskyWatchdog driver general info 2*abbab703STroy Kisky 3*abbab703STroy KiskyCONFIG_HW_WATCHDOG 4*abbab703STroy Kisky This enables hw_watchdog_reset to be called during various loops, 5*abbab703STroy Kisky including waiting for a character on a serial port. But it 6*abbab703STroy Kisky does not also call hw_watchdog_init. Boards which want this 7*abbab703STroy Kisky enabled must call this function in their board file. This split 8*abbab703STroy Kisky is useful because some rom's enable the watchdog when downloading 9*abbab703STroy Kisky new code, so it must be serviced, but the board would rather it 10*abbab703STroy Kisky was off. And, it cannot always be turned off once on. 11*abbab703STroy Kisky 12*abbab703STroy KiskyCONFIG_WATCHDOG_TIMEOUT_MSECS 13*abbab703STroy Kisky Can be used to change the timeout for i.mx31/35/5x/6x. 14*abbab703STroy Kisky If not given, will default to maximum timeout. This would 15*abbab703STroy Kisky be 128000 msec for i.mx31/35/5x/6x. 16*abbab703STroy Kisky 17*abbab703STroy KiskyCONFIG_AT91SAM9_WATCHDOG 18*abbab703STroy Kisky Available for AT91SAM9 to service the watchdog. 19*abbab703STroy Kisky 20*abbab703STroy KiskyCONFIG_FTWDT010_WATCHDOG 21*abbab703STroy Kisky Available for FTWDT010 to service the watchdog. 22*abbab703STroy Kisky 23*abbab703STroy KiskyCONFIG_FTWDT010_HW_TIMEOUT 24*abbab703STroy Kisky Can be used to change the timeout for FTWDT010. 25*abbab703STroy Kisky 26*abbab703STroy KiskyCONFIG_IMX_WATCHDOG 27*abbab703STroy Kisky Available for i.mx31/35/5x/6x to service the watchdog. This is not 28*abbab703STroy Kisky automatically set because some boards (vision2) still need to define 29*abbab703STroy Kisky their own hw_watchdog_reset routine. 30