[PATCH v2 1/3] media: dt-bindings: rockchip,vdec: Correct reg-names order for RK35{76,88}

Krzysztof Kozlowski krzk at kernel.org
Mon Feb 23 23:17:51 PST 2026


On Mon, Feb 23, 2026 at 09:49:49PM +0200, Cristian Ciocaltea wrote:
> Update 'reg-names' property to allow providing the register blocks in
> the expected address-based order for RK3576 & RK3588 video decoder and,

What? The register blocks SHOULD NOT be provided in address-based order.
There was never such coding style, never ever we gave such hint and if
you found Qcom discussions you would see me and Rob objecting to it.

> consequently, fix some DTC warnings.
> 
> Additionally, drop the 'reg' description items as the order is not fixed
> anymore, while the information they offer is not very relevant anyway.
> 
> Fixes: c6ffb7e1fb90 ("media: dt-bindings: rockchip: Document RK3588 Video Decoder bindings")
> Fixes: a5c4a6526476 ("media: dt-bindings: rockchip: Add RK3576 Video Decoder bindings")

No, nothing to be fixed here. Describe the bug, because missing order
to address-based is for sure not a bug.

> Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea at collabora.com>
> ---
>  Documentation/devicetree/bindings/media/rockchip,vdec.yaml | 13 ++++++-------
>  1 file changed, 6 insertions(+), 7 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/media/rockchip,vdec.yaml b/Documentation/devicetree/bindings/media/rockchip,vdec.yaml
> index 809fda45b3bd..2d3164a2882b 100644
> --- a/Documentation/devicetree/bindings/media/rockchip,vdec.yaml
> +++ b/Documentation/devicetree/bindings/media/rockchip,vdec.yaml
> @@ -28,16 +28,15 @@ properties:
>  
>    reg:
>      minItems: 1
> -    items:
> -      - description: The function configuration registers base
> -      - description: The link table configuration registers base
> -      - description: The cache configuration registers base
> +    maxItems: 3
>  
>    reg-names:
> -    items:
> +    oneOf:
>        - const: function
> -      - const: link
> -      - const: cache
> +      - items:
> +          - const: link
> +          - const: function
> +          - const: cache

No, ABI break without point.

>  
>    interrupts:
>      maxItems: 1
> 
> -- 
> 2.52.0
> 



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