linux-kernel - Re: [PATCH] dt-bindings: rtc: pcf2127: add missing pcf/pca2129 entries

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Date:   Tue, 20 Dec 2022 11:17:37 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Hugo Villeneuve <hugo@...ovil.com>, Rob Herring <robh@...nel.org>
Cc:     Alessandro Zummo <a.zummo@...ertech.it>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        bruno.thomsen@...il.com,
        Hugo Villeneuve <hvilleneuve@...onoff.com>,
        linux-rtc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] dt-bindings: rtc: pcf2127: add missing pcf/pca2129
 entries

On 19/12/2022 23:52, Hugo Villeneuve wrote:
> On Mon, 19 Dec 2022 16:03:35 -0600
> Rob Herring <robh@...nel.org> wrote:
> 
>> On Mon, Dec 19, 2022 at 02:42:40PM -0500, Hugo Villeneuve wrote:
>>> From: Hugo Villeneuve <hvilleneuve@...onoff.com>
>>>
>>> The pcf2127_of_match structure in drivers/rtc/rtc-pcf2127.c also
>>> contains:
>>>     nxp,pcf2129
>>>     ncp,pca2129
>>>
>>> Add these missing entries.
>>>
>>> Signed-off-by: Hugo Villeneuve <hvilleneuve@...onoff.com>
>>> ---
>>>  Documentation/devicetree/bindings/rtc/nxp,pcf2127.yaml | 5 ++++-
>>>  1 file changed, 4 insertions(+), 1 deletion(-)
>>>
>>> diff --git a/Documentation/devicetree/bindings/rtc/nxp,pcf2127.yaml b/Documentation/devicetree/bindings/rtc/nxp,pcf2127.yaml
>>> index cde7b1675ead..00dbae7e23c2 100644
>>> --- a/Documentation/devicetree/bindings/rtc/nxp,pcf2127.yaml
>>> +++ b/Documentation/devicetree/bindings/rtc/nxp,pcf2127.yaml
>>> @@ -14,7 +14,10 @@ maintainers:
>>>  
>>>  properties:
>>>    compatible:
>>> -    const: nxp,pcf2127
>>> +    enum:
>>> +      - nxp,pcf2127
>>> +      - nxp,pcf2129
>>> +      - ncp,pca2129
>>
>> Check Documentation/devicetree/bindings/rtc/trivial-rtc.yaml.
>>
>> Maybe they aren't trivial after all and should be removed? Or 
>> nxp,pcf2127 is also trivial?
> 
> Hi Rob,
> the pcf2127, and also the pca/pcf2129, can use the "reset-source" property. Are they still considered "trivial" devices then?

Then they do not look trivial, so please remove them from trivial-rtc.yaml.



Best regards,
Krzysztof