linux-kernel - Re: [PATCH v2 1/4] dt-bindings: watchdog: mt7621-wdt: add phandle to access system controller registers

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Message-ID: <992912ca-63b2-9882-eb7a-f7a40d432853@linaro.org>
Date:   Fri, 10 Feb 2023 14:35:52 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Sergio Paracuellos <sergio.paracuellos@...il.com>
Cc:     linux-watchdog@...r.kernel.org, wim@...ux-watchdog.org,
        linux@...ck-us.net, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, matthias.bgg@...il.com,
        arinc.unal@...nc9.com, tsbogend@...ha.franken.de,
        p.zabel@...gutronix.de, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, linux-mips@...r.kernel.org
Subject: Re: [PATCH v2 1/4] dt-bindings: watchdog: mt7621-wdt: add phandle to
 access system controller registers

On 10/02/2023 14:14, Sergio Paracuellos wrote:
> On Fri, Feb 10, 2023 at 2:03 PM Krzysztof Kozlowski
> <krzysztof.kozlowski@...aro.org> wrote:
>>
>> On 10/02/2023 13:17, Sergio Paracuellos wrote:
>>> MT7621 SoC provides a system controller node for accessing to some registers.
>>> Add a phandle in this node to avoid using MIPS related arch operations and
>>> includes in watchdog driver code.
>>>
>>> Signed-off-by: Sergio Paracuellos <sergio.paracuellos@...il.com>
>>> ---
>>>  .../devicetree/bindings/watchdog/mediatek,mt7621-wdt.yaml  | 7 +++++++
>>>  1 file changed, 7 insertions(+)
>>>
>>> diff --git a/Documentation/devicetree/bindings/watchdog/mediatek,mt7621-wdt.yaml b/Documentation/devicetree/bindings/watchdog/mediatek,mt7621-wdt.yaml
>>> index b2b17fdf4..cc701e920 100644
>>> --- a/Documentation/devicetree/bindings/watchdog/mediatek,mt7621-wdt.yaml
>>> +++ b/Documentation/devicetree/bindings/watchdog/mediatek,mt7621-wdt.yaml
>>> @@ -19,6 +19,12 @@ properties:
>>>    reg:
>>>      maxItems: 1
>>>
>>> +  ralink,sysctl:
>>
>> Thanks for the changes. I did not notice it before - isn't Ralink part
>> of Mediatek now? Also compatible is mediatek, not "ralink"?
> 
> Yes, it is. I was using the same prefix as for the memory controller
> syscon phandler inside the 'sysc' node [0].
> 
> I have no problems at all in changing this to 'mediatek' if preferred.
> 

Yes, mediatek as already used in this binding is preferred.

Best regards,
Krzysztof