Subject: [PATCH v3 1/6] watchdog: davinci: change driver to use WDT core

From: [email-masked] (Guenter Roeck)
Date: Tue, 26 Nov 2013 23:04:06 -0800

On 11/26/2013 08:31 PM, Sekhar Nori wrote:
> On Monday 25 November 2013 07:34 PM, Ivan Khoronzhuk wrote:
>> To reduce code duplicate and increase code readability use WDT core
>> code to handle WDT interface.
>>
>> Remove io_lock as the WDT core uses mutex to lock each wdt device.
>> Remove wdt_state as the WDT core tracks state with its own variable.
>>
>> The watchdog_init_timeout() can read timeout value from timeout-sec
>> property if the passed value is out of bounds. The heartbeat is
>> initialized in next way. If heartbeat is not set thought module
>> parameter, try to read it's value from WDT node timeout-sec property.
>> If node has no one, use default value.
>>
>> The heartbeat is hold in wdd->timeout by WDT core, so use it in
>> order to set timeout period.
>>
>> Signed-off-by: Ivan Khoronzhuk <[email-masked]>
>> Acked-by: Santosh Shilimkar <[email-masked]>
>> Reviewed-by: Guenter Roeck <[email-masked]>
>
> So this still causes a regression because the clk_get()
> fails due to the changed device name. Please fold this
> patch in (tested on DM365, compiled on rest).
>
> Also, the change in device name (while needed) does not seem
> to be related to usage of wdt core. Can you may be split
> that change into a separate patch?
>

Given all the trouble with it, I think that would be a good idea.

Guenter