10753bc2dSmaxims@google.commenu "Watchdog Timer Support" 2253531bbSYe Li 3253531bbSYe Liconfig ULP_WATCHDOG 4253531bbSYe Li bool "i.MX7ULP watchdog" 5253531bbSYe Li help 6253531bbSYe Li Say Y here to enable i.MX7ULP watchdog driver. 7253531bbSYe Li 80753bc2dSmaxims@google.comconfig WDT 90753bc2dSmaxims@google.com bool "Enable driver model for watchdog timer drivers" 100753bc2dSmaxims@google.com depends on DM 110753bc2dSmaxims@google.com help 120753bc2dSmaxims@google.com Enable driver model for watchdog timer. At the moment the API 130753bc2dSmaxims@google.com is very simple and only supports four operations: 140753bc2dSmaxims@google.com start, restart, stop and reset (expire immediately). 150753bc2dSmaxims@google.com What exactly happens when the timer expires is up to a particular 160753bc2dSmaxims@google.com device/driver. 170753bc2dSmaxims@google.com 180753bc2dSmaxims@google.comconfig WDT_SANDBOX 190753bc2dSmaxims@google.com bool "Enable Watchdog Timer support for Sandbox" 200753bc2dSmaxims@google.com depends on SANDBOX && WDT 210753bc2dSmaxims@google.com help 220753bc2dSmaxims@google.com Enable Watchdog Timer support in Sandbox. This is a dummy device that 230753bc2dSmaxims@google.com can be probed and supports all of the methods of WDT, but does not 240753bc2dSmaxims@google.com really do anything. 250753bc2dSmaxims@google.com 26*1eb0a464Smaxims@google.comconfig WDT_ASPEED 27*1eb0a464Smaxims@google.com bool "Aspeed ast2400/ast2500 watchdog timer support" 28*1eb0a464Smaxims@google.com depends on WDT 29*1eb0a464Smaxims@google.com default y if ARCH_ASPEED 30*1eb0a464Smaxims@google.com help 31*1eb0a464Smaxims@google.com Select this to enable watchdog timer for Aspeed ast2500/ast2400 devices. 32*1eb0a464Smaxims@google.com The watchdog timer is stopped when initialized. It performs reset, either 33*1eb0a464Smaxims@google.com full SoC reset or CPU or just some peripherals, based on the flags. 34*1eb0a464Smaxims@google.com It currently does not support Boot Flash Addressing Mode Detection or 35*1eb0a464Smaxims@google.com Second Boot. 36*1eb0a464Smaxims@google.com 37253531bbSYe Liendmenu 38