[PATCHv2] watchdog: imx2_wdt: add restart handler support

[Guenter Roeck]

On Fri, Sep 12, 2014 at 03:24:36PM +0800, Jingchang Lu wrote:
>   Register the watchdog as the system restart function
> to the new introducing kernel restart call chain in the
> driver instead of providing the restart in machine desc.
>   This restart handler function is from the mxc_restart()
> in arch/arm/mach-imx/system.c
> 
> Signed-off-by: Jingchang Lu <jingchang.lu at freescale.com>

Looks good to me.

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

Guenter