[PATCH 2/3] watchdog: sama5d4_wdt: add support for sama7g5-wdt

Nicolas Ferre nicolas.ferre at microchip.com
Fri Jun 11 00:19:56 PDT 2021


On 27/05/2021 at 18:55, Guenter Roeck wrote:
> On Thu, May 27, 2021 at 01:01:19PM +0300, Eugen Hristev wrote:
>> Add support for compatible sama7g5-wdt.
>> The sama7g5 wdt is the same hardware block as on sam9x60.
>> Adapt the driver to use the sam9x60/sama7g5 variant if either
>> of the two compatibles are selected (sam9x60-wdt/sama7g5-wdt).
>>
>> Signed-off-by: Eugen Hristev <eugen.hristev at microchip.com>
> 
> Reviewed-by: Guenter Roeck <linux at roeck-us.net>

Guenter, Wim,

How do we proceed? Do I take this "driver" patch through my tree which 
goes to arm-soc or do you take it with the watchdog tree?

I'm planning to send my pull-requests before the end of this week.

Best regards,
   Nicolas

>> ---
>>   drivers/watchdog/sama5d4_wdt.c | 10 ++++++++--
>>   1 file changed, 8 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/watchdog/sama5d4_wdt.c b/drivers/watchdog/sama5d4_wdt.c
>> index e5d11d6a2600..ec20ad4e534f 100644
>> --- a/drivers/watchdog/sama5d4_wdt.c
>> +++ b/drivers/watchdog/sama5d4_wdt.c
>> @@ -268,8 +268,10 @@ static int sama5d4_wdt_probe(struct platform_device *pdev)
>>        wdd->min_timeout = MIN_WDT_TIMEOUT;
>>        wdd->max_timeout = MAX_WDT_TIMEOUT;
>>        wdt->last_ping = jiffies;
>> -     wdt->sam9x60_support = of_device_is_compatible(dev->of_node,
>> -                                                    "microchip,sam9x60-wdt");
>> +
>> +     if (of_device_is_compatible(dev->of_node, "microchip,sam9x60-wdt") ||
>> +         of_device_is_compatible(dev->of_node, "microchip,sama7g5-wdt"))
>> +             wdt->sam9x60_support = true;
>>
>>        watchdog_set_drvdata(wdd, wdt);
>>
>> @@ -329,6 +331,10 @@ static const struct of_device_id sama5d4_wdt_of_match[] = {
>>        {
>>                .compatible = "microchip,sam9x60-wdt",
>>        },
>> +     {
>> +             .compatible = "microchip,sama7g5-wdt",
>> +     },
>> +
>>        { }
>>   };
>>   MODULE_DEVICE_TABLE(of, sama5d4_wdt_of_match);
>> --
>> 2.25.1
>>


-- 
Nicolas Ferre



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