[PATCH v2 2/2] dt-bindings: display: rockchip: Convert cdn-dp-rockchip.txt to yaml

Krzysztof Kozlowski krzk at kernel.org
Fri May 9 02:21:32 PDT 2025


On 09/05/2025 09:34, Chaoyi Chen wrote:
> Hi Krzysztof,
> 
> On 2025/5/9 15:11, Krzysztof Kozlowski wrote:
>> On 09/05/2025 09:02, Chaoyi Chen wrote:
>>> +
>>> +  clock-names:
>>> +    items:
>>> +      - const: core-clk
>>> +      - const: pclk
>>> +      - const: spdif
>>> +      - const: grf
>>> +
>>> +  extcon:
>>> +    $ref: /schemas/types.yaml#/definitions/phandle-array
>>> +    description:
>>> +      Phandle to the extcon device providing the cable state for the DP PHY.
>>> +
>>> +  interrupts:
>>> +    maxItems: 1
>>> +
>>> +  phys:
>>> +    $ref: /schemas/types.yaml#/definitions/phandle-array
>> Just phandle. If this is an array (but why?), you need maxItems for
>> outer and inner dimensions.

Uh, sorry, that was supposed to be under extcon.

> 
> I think it could be phandle or phandle-array. Since the RK3399 DP has 

Here it is obviously not needed, that's a dtschema type.

> two PHYs, if we put in two PHYs here, the driver will pick one PHY port 
> that is already plugged into the DP for output. If we fill in only one 
> PHY here, then output is only allowed on the corresponding PHY.
> 
> Will add restrictions and add more descriptions in v3.
> 
> 
>>
>>> +    description:
>>> +      Phandle to the PHY device for DP output.

You need to list the items with description iinstead.



Best regards,
Krzysztof



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