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SubjectRe: [PATCH v3 1/2] dt-bindings: google,cros-ec-keyb: Introduce switches only compatible
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On 03/05/2022 18:14, Doug Anderson wrote:
> Hi,
>
> On Tue, May 3, 2022 at 8:54 AM Krzysztof Kozlowski <krzk@kernel.org> wrote:
>>
>> On 03/05/2022 17:46, Doug Anderson wrote:
>>> Hi,
>>>
>>> On Tue, May 3, 2022 at 8:42 AM Krzysztof Kozlowski
>>> <krzysztof.kozlowski@linaro.org> wrote:
>>>>
>>>> On 03/05/2022 06:22, Stephen Boyd wrote:
>>>>> If the ChromeOS board is a detachable, this cros-ec-keyb device won't
>>>>> have a matrix keyboard but it may have some button switches, e.g. volume
>>>>> buttons and power buttons. The driver still registers a keyboard though
>>>>> and that leads to userspace confusion around where the keyboard is.
>>>>
>>>> (...)
>>>>
>>>>>
>>>>> +if:
>>>>> + properties:
>>>>> + compatible:
>>>>> + contains:
>>>>> + const: google,cros-ec-keyb
>>>>> +then:
>>>>> + allOf:
>>>>> + - $ref: "/schemas/input/matrix-keymap.yaml#"
>>>>> + required:
>>>>> + - keypad,num-rows
>>>>> + - keypad,num-columns
>>>>> + - linux,keymap
>>>>
>>>> else:
>>>> properties:
>>>> function-row-phsymap: false
>>>> google,needs-ghost-filter: false
>>>>
>>>> Because these are not valid for the non-matrix-keyboard case, right?
>>>
>>> Isn't that implicit because this file has `unevaluatedProperties: false` ?
>>
>> But they are evaluated here, aren't they?
>
> Only if the "if" test, though?

No, they are evaluated always. They are listed directly in properties,
not in "if", therefore they will be considered as always evaluated.

> ...ah, or is this a difference between
> "unevaluatedProperties" and "additionalProperties" ?




Best regards,
Krzysztof

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