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SubjectRe: [PATCH 1/3] dt-bindings: auxdisplay: hit,hd44780: drop redundant GPIO node
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On 12/02/2024 14:39, Andy Shevchenko wrote:
> On Mon, Feb 12, 2024 at 09:34:24AM +0100, Krzysztof Kozlowski wrote:
>> Examples of other nodes, like GPIO controller, are redundant and not
>> really needed in device bindings.
>
> ...
>
>> - i2c {
>> - #address-cells = <1>;
>> - #size-cells = <0>;
>>
>> - pcf8574: pcf8574@27 {
>> - compatible = "nxp,pcf8574";
>> - reg = <0x27>;
>> - gpio-controller;
>> - #gpio-cells = <2>;
>> - };
>> - };
>
> In patch 3 you updated the lines that have lost their sense due to this one.

How did they lose it?


> And I agree with others, please leave this example in place.

What for? Why this binding is special and 99% of others do not need GPIO
expander in the example?

Best regards,
Krzysztof


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