[PATCH v4] watchdog: stm32_iwdg: Add pretimeout support

[Marek Vasut]

On 9/30/24 8:23 PM, Guenter Roeck wrote:
> On 4/15/24 06:48, Marek Vasut wrote:
>> The STM32MP15xx IWDG adds registers which permit this IP to generate
>> pretimeout interrupt. This interrupt can also be used to wake the CPU
>> from suspend. Implement support for generating this interrupt and let
>> userspace configure the pretimeout. In case the pretimeout is not
>> configured by user, set pretimeout to 3/4 of the WDT timeout cycle.
>>
>> Reviewed-by: Clément Le Goffic <clement.legoffic at foss.st.com>
>> Tested-by: Clément Le Goffic <clement.legoffic at foss.st.com>
>> Signed-off-by: Marek Vasut <marex at denx.de>
> 
> Reviewed-by: Guenter Roeck <linux at roeck-us.net>
Thank you