Thread (18 messages) 18 messages, 3 authors, 2025-08-16

[PATCH v1 1/5] dt-bindings: display: tegra: document MIPI calibration for Tegra20/Tegra30

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From: Svyatoslav Ryhel <hidden>
Date: 2025-07-17 14:22:04
Also in: dri-devel, linux-clk, linux-tegra, lkml
Subsystem: drm drivers, drm drivers and misc gpu patches, open firmware and flattened device tree bindings, the rest · Maintainers: David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds

Revision v1 of 6 in this series.

Revisions (6)
  1. v1 current
  2. v2 [diff vs current]
  3. v2 [diff vs current]
  4. v3 [diff vs current]
  5. v4 [diff vs current]
  6. v4 [diff vs current]
Adjust Tegra114 MIPI calibration schema to include Tegra20/Tegra30 MIPI
calibration logic.

Signed-off-by: Svyatoslav Ryhel <redacted>
---
 .../display/tegra/nvidia,tegra114-mipi.yaml   | 41 ++++++++++++++++---
 1 file changed, 36 insertions(+), 5 deletions(-)
diff --git a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra114-mipi.yaml b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra114-mipi.yaml
index 193ddb105283..ddf1b9fff085 100644
--- a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra114-mipi.yaml
+++ b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra114-mipi.yaml
@@ -16,6 +16,8 @@ properties:
 
   compatible:
     enum:
+      - nvidia,tegra20-mipi
+      - nvidia,tegra30-mipi
       - nvidia,tegra114-mipi
       - nvidia,tegra124-mipi
       - nvidia,tegra210-mipi
@@ -25,12 +27,12 @@ properties:
     maxItems: 1
 
   clocks:
-    items:
-      - description: module clock
+    minItems: 1
+    maxItems: 2
 
   clock-names:
-    items:
-      - const: mipi-cal
+    minItems: 1
+    maxItems: 2
 
   power-domains:
     maxItems: 1
@@ -42,7 +44,36 @@ properties:
     $ref: /schemas/types.yaml#/definitions/uint32
     const: 1
 
-additionalProperties: false
+allOf:
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - nvidia,tegra20-dsi
+              - nvidia,tegra30-dsi
+    then:
+      properties:
+        clocks:
+          items:
+            - description: VI module clock
+            - description: CSI module clock
+
+        clock-names:
+          items:
+            - const: vi
+            - const: csi
+    else:
+      properties:
+        clocks:
+          items:
+            - description: module clock
+
+        clock-names:
+          items:
+            - const: mipi-cal
+
+unevaluatedProperties: false
 
 required:
   - compatible
-- 
2.48.1
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