[PATCH v5 1/2] watchdog: NXP LPC18xx Watchdog Timer Driver

Guenter Roeck linux at roeck-us.net
Sat Aug 1 11:52:00 PDT 2015


On 08/01/2015 11:37 AM, Ariel D'Alessandro wrote:
> This commit adds support for the watchdog timer found in NXP LPC SoCs
> family, which includes LPC18xx/LPC43xx. Other SoCs in that family may
> share the same watchdog hardware.
>
> Watchdog driver registers a restart handler that will restart the system
> by performing an incorrect feed after ensuring the watchdog is enabled in
> reset mode.
>
> As watchdog cannot be disabled in hardware, driver's stop routine will
> regularly send a keepalive ping using a timer.
>
> Signed-off-by: Ariel D'Alessandro <ariel at vanguardiasur.com.ar>

Reviewed-by: Guenter Roeck <linux at roeck-us.net>




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