[PATCH v2 03/15] dt-bindings: display: renesas, rzg2l-du: Add support for RZ/V2H(P) SoC

Prabhakar prabhakar.csengg at gmail.com
Tue Apr 8 20:09:00 UTC 2025


From: Lad Prabhakar <prabhakar.mahadev-lad.rj at bp.renesas.com>

The DU block on the RZ/V2H(P) SoC is identical to the one found on the
RZ/G2L SoC. However, it only supports the DSI interface, whereas the
RZ/G2L supports both DSI and DPI interfaces.

Due to this difference, a SoC-specific compatible string
'renesas,r9a09g057-du' is added for the RZ/V2H(P) SoC.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj at bp.renesas.com>
---
v1->v2:
- Kept the sort order for schema validation
- Added  `port at 1: false` for RZ/V2H(P) SoC
---
 .../bindings/display/renesas,rzg2l-du.yaml    | 23 ++++++++++++++++++-
 1 file changed, 22 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/display/renesas,rzg2l-du.yaml b/Documentation/devicetree/bindings/display/renesas,rzg2l-du.yaml
index 95e3d5e74b87..1e32d14b6edb 100644
--- a/Documentation/devicetree/bindings/display/renesas,rzg2l-du.yaml
+++ b/Documentation/devicetree/bindings/display/renesas,rzg2l-du.yaml
@@ -20,6 +20,7 @@ properties:
       - enum:
           - renesas,r9a07g043u-du # RZ/G2UL
           - renesas,r9a07g044-du # RZ/G2{L,LC}
+          - renesas,r9a09g057-du # RZ/V2H(P)
       - items:
           - enum:
               - renesas,r9a07g054-du    # RZ/V2L
@@ -101,7 +102,12 @@ allOf:
 
           required:
             - port at 0
-    else:
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: renesas,r9a07g044-du
+    then:
       properties:
         ports:
           properties:
@@ -113,6 +119,21 @@ allOf:
           required:
             - port at 0
             - port at 1
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: renesas,r9a09g057-du
+    then:
+      properties:
+        ports:
+          properties:
+            port at 0:
+              description: DSI
+            port at 1: false
+
+          required:
+            - port at 0
 
 examples:
   # RZ/G2L DU
-- 
2.49.0



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