Re: [PATCH v3 08/15] dt-bindings: display: Document dual-link LVDS display common properties

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On 10/21/2024, Krzysztof Kozlowski wrote:
> On Mon, Oct 21, 2024 at 02:44:39PM +0800, Liu Ying wrote:
>> Dual-link LVDS displays receive odd pixels and even pixels separately from
>> dual LVDS links.  One link receives odd pixels and the other receives even
>> pixels.  Some of those displays may also use only one LVDS link to receive
>> all pixels, being odd and even agnostic.  Document common properties for
>> those displays by extending LVDS display common properties defined in
>> lvds.yaml.
>>
>> Suggested-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
>> Signed-off-by: Liu Ying <victor.liu@xxxxxxx>
>> ---
>> v3:
>> * New patch.  (Dmitry)
>>
>>  .../bindings/display/lvds-dual-ports.yaml     | 76 +++++++++++++++++++
>>  1 file changed, 76 insertions(+)
>>  create mode 100644 Documentation/devicetree/bindings/display/lvds-dual-ports.yaml
>>
>> diff --git a/Documentation/devicetree/bindings/display/lvds-dual-ports.yaml b/Documentation/devicetree/bindings/display/lvds-dual-ports.yaml
>> new file mode 100644
>> index 000000000000..0ac4c06d0a17
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/display/lvds-dual-ports.yaml
>> @@ -0,0 +1,76 @@
>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/display/lvds-dual-ports.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: Dual-link LVDS Display Common Properties
>> +
>> +maintainers:
>> +  - Liu Ying <victor.liu@xxxxxxx>
>> +
>> +description: |
>> +  This binding documents common properties for LVDS displays with dual LVDS
> 
> s/This binding documents//

Ack.

> 
> But anyway there is a binding for common properties used in dual-link
> panels: panel-common-dual. How is it different? Why this is not suitable
> there? Why entirely different file name?

This one references lvds.yaml, which allows data-mapping and data-mirror.
They are not something common for dual-link panels.

Also, this one is supposed to cover all dual-link LVDS displays including
display panels and display bridges, while pane-common-dual.yaml is for
panels only.

> 
> Best regards,
> Krzysztof
> 

-- 
Regards,
Liu Ying





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