[PATCH v4 04/12] dt-bindings: gpu: mali-bifrost: Add sub-schema for MT8192's power domains

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MediaTek MT8192 (and similar) needs five power domains for the
Mali GPU and no sram-supply: change the binding to allow so by
also introducing power-domain-names in the generic binding;
while at it, also disallow the newly introduced power-domain-names
for all non-MediaTek bindings.

Fixes: 5d82e74a97c2 ("dt-bindings: Add compatible for Mali Valhall (JM)")
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
Reviewed-by: Chen-Yu Tsai <wenst@xxxxxxxxxxxx>
---

Since the changes are small, I kept the Reviewed-by tags that were
released on the previous version of this patch.
If that was wrong, please advertise so.

 .../bindings/gpu/arm,mali-bifrost.yaml        | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml b/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml
index bf0f7f1f71e0..c5bef872114d 100644
--- a/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml
+++ b/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml
@@ -177,6 +177,25 @@ allOf:
     else:
       properties:
         sram-supply: false
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: mediatek,mt8192-mali
+    then:
+      properties:
+        power-domains:
+          minItems: 5
+        power-domain-names:
+          items:
+            - const: core0
+            - const: core1
+            - const: core2
+            - const: core3
+            - const: core4
+      required:
+        - power-domains
+        - power-domain-names
   - if:
       properties:
         compatible:
-- 
2.39.2




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