Messages in this thread | | | From | Ahmad Fatoum <> | Subject | Re: [Linux-stm32] [PATCH v2 1/1] drivers: watchdog: stm32_iwdg: set WDOG_HW_RUNNING at probe | Date | Fri, 22 Nov 2019 11:28:47 +0100 |
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Hello Christophe,
On 11/22/19 9:24 AM, Christophe Roullier wrote: > + /* > + * In case of CONFIG_WATCHDOG_HANDLE_BOOT_ENABLED is set > + * (Means U-Boot/bootloaders leaves the watchdog running) > + * When we get here we should make a decision to prevent > + * any side effects before user space daemon will take care of it. > + * The best option, taking into consideration that there is no > + * way to read values back from hardware, is to enforce watchdog > + * being run with deterministic values.
What about the "ONF: Watchdog enable status bit" in the IWDG_SR register?
Cheers Ahmad
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