[PATCH v28 01/11] dt-bindings: arm: mediatek: mmsys: add vdosys1 compatible for MT8195

[Matthias Brugger]

On 07/11/2022 08:22, Nancy.Lin wrote:
> Add vdosys1 mmsys compatible for MT8195 platform.
> 
> For MT8195, VDOSYS0 and VDOSYS1 are 2 display HW pipelines binding to
> 2 different power domains, different clock drivers and different
> mediatek-drm drivers.
> 
> Signed-off-by: Nancy.Lin <nancy.lin at mediatek.com>
> Reviewed-by: Nícolas F. R. A. Prado <nfraprado at collabora.com>
> ---
>   .../devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml      | 4 +++-
>   1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
> index 0711f1834fbd..aaabe2196185 100644
> --- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
> +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
> @@ -48,7 +48,9 @@ properties:
>             - const: syscon
>   
>         - items:
> -          - const: mediatek,mt8195-vdosys0
> +          - enum:
> +              - mediatek,mt8195-vdosys0
> +              - mediatek,mt8195-vdosys1
>             - const: mediatek,mt8195-mmsys
>             - const: syscon
>   

I think we had that several times already:
https://lore.kernel.org/all/6bbe9527-ae48-30e0-fb45-519223a744d7@linaro.org/

We will something like this, but please check that this does not give any 
errors/warnings:

diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml 
b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
index eb451bec23d3d..8e9c4f4d7c389 100644
--- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
+++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml
@@ -32,13 +32,22 @@ properties:
                - mediatek,mt8183-mmsys
                - mediatek,mt8186-mmsys
                - mediatek,mt8192-mmsys
-              - mediatek,mt8195-mmsys
                - mediatek,mt8365-mmsys
            - const: syscon
        - items:
            - const: mediatek,mt7623-mmsys
            - const: mediatek,mt2701-mmsys
            - const: syscon
+      - items:
+          - const: mediatek,mt8195-vdosys0
+          - const: syscon
+      - items:
+          - const: mediatek,mt8195-vdosys1
+          - const: syscon
+      - items:
+          - const: mediatek,mt8195-mmsys
+          - const: syscon
+      deprecated: true

    reg:
      maxItems: 1