diff options
| -rw-r--r-- | drivers/watchdog/Kconfig | 13 | ||||
| -rw-r--r-- | drivers/watchdog/wdt-uclass.c | 5 |
2 files changed, 18 insertions, 0 deletions
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig index 602ccbe41c0..aa76a8f2d23 100644 --- a/drivers/watchdog/Kconfig +++ b/drivers/watchdog/Kconfig @@ -9,6 +9,19 @@ config WATCHDOG this option if you want to service enabled watchdog by U-Boot. Disable this option if you want U-Boot to start watchdog but never service it. +config WATCHDOG_AUTOSTART + bool "Automatically start watchdog timer" + depends on WDT + default y + help + Automatically start watchdog timer and start servicing it during + init phase. Enabled by default. Disable this option if you want + to compile U-Boot with CONFIG_WDT support but do not want to + activate watchdog, like when CONFIG_WDT option is disabled. You + would be able to start watchdog manually by 'wdt' command. Useful + when you want to have support for 'wdt' command but do not want + to have watchdog enabled by default. + config WATCHDOG_TIMEOUT_MSECS int "Watchdog timeout in msec" default 128000 if ARCH_MX25 || ARCH_MX31 || ARCH_MX5 || ARCH_MX6 diff --git a/drivers/watchdog/wdt-uclass.c b/drivers/watchdog/wdt-uclass.c index 7500b3ed90e..0603ffbd36d 100644 --- a/drivers/watchdog/wdt-uclass.c +++ b/drivers/watchdog/wdt-uclass.c @@ -51,6 +51,11 @@ int initr_watchdog(void) 4 * reset_period) / 4; } + if (!CONFIG_IS_ENABLED(WATCHDOG_AUTOSTART)) { + printf("WDT: Not starting\n"); + return 0; + } + ret = wdt_start(gd->watchdog_dev, timeout * 1000, 0); if (ret != 0) { printf("WDT: Failed to start\n"); |