Re: [PATCH v2 1/3] dt-bindings: soc: imx: fsl,imx93-media-blk-ctrl: Allow LVDS Display Bridge child node

[Krzysztof Kozlowski <krzk@kernel.org>]

On 10/06/2026 09:56, Liu Ying wrote:
> On Wed, Jun 10, 2026 at 09:46:39AM +0200, Krzysztof Kozlowski wrote:
>> On Mon, Jun 08, 2026 at 05:04:22PM +0800, Liu Ying wrote:
>>> i.MX93 SoC mediamix blk-ctrl contains one LDB_CTRL register and one LVDS
>>> register which control video output through a LVDS interface.  Allow the
>>> LVDS Display Bridge(LDB) child node and add the child node to example.
>>>
>>> Signed-off-by: Liu Ying <victor.liu@nxp.com>
>>> ---
>>>  .../bindings/soc/imx/fsl,imx93-media-blk-ctrl.yaml | 39 ++++++++++++++++++++++
>>>  1 file changed, 39 insertions(+)
>>>
>>> diff --git a/Documentation/devicetree/bindings/soc/imx/fsl,imx93-media-blk-ctrl.yaml b/Documentation/devicetree/bindings/soc/imx/fsl,imx93-media-blk-ctrl.yaml
>>> index d828c2e82965..124f5c206ee3 100644
>>> --- a/Documentation/devicetree/bindings/soc/imx/fsl,imx93-media-blk-ctrl.yaml
>>> +++ b/Documentation/devicetree/bindings/soc/imx/fsl,imx93-media-blk-ctrl.yaml
>>> @@ -26,6 +26,12 @@ properties:
>>>    reg:
>>>      maxItems: 1
>>>  
>>> +  '#address-cells':
>>> +    const: 1
>>> +
>>> +  '#size-cells':
>>> +    const: 1
>>> +
>>>    '#power-domain-cells':
>>>      const: 1
>>>  
>>> @@ -92,6 +98,11 @@ properties:
>>>        - compatible
>>>        - ports
>>>  
>>> +  bridge@20:
>>
>> You have dpi-bridge, so this should not be different. You should not mix
>> addressable and non-addressable nodes and NXP decided recently in
>> 3feaa4342637eef673243dd38ccb32e8dc8efd5a that everything will be
>> non-addressable.
>>
>> Writing bindings ask explicitly to post bindings, so if you decide to do
>> half-baked solutions it's on you. Half baked solutions are not allowing
>> to bypass standard rules.
> 
> Mixing addressable and non-addressable nodes is allowed according to recent
> discussion[1].
> 
> [1] https://lore.kernel.org/all/n6akxiayi3g6gxcqhreb4iaohmeokoalnqup6h5r2fwdt4zijt@u2wyps55ayqm/

And it is explained in commit msg in... where exactly?

Best regards,
Krzysztof