Thread (5 messages) 5 messages, 2 authors, 2026-09-09

[PATCH v13 1/2] dt-bindings: bridge: Add Lontium LT9611C(EX/UXD) MIPI DSI to HDMI driver

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From: <hidden>
Date: 2026-09-09 09:40:57
Also in: dri-devel, lkml
Subsystem: drm drivers, drm drivers and misc gpu patches, drm drivers for bridge chips, open firmware and flattened device tree bindings, the rest · Maintainers: David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Andrzej Hajda, Neil Armstrong, Robert Foss, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds

Revision v13 of 11 in this series; 1 review trailer.

Revisions (11)
  1. v7 [diff vs current]
  2. v8 [diff vs current]
  3. v9 [diff vs current]
  4. v10 [diff vs current]
  5. v11 [diff vs current]
  6. v12 [diff vs current]
  7. v13 current
  8. v14 [diff vs current]
  9. v15 [diff vs current]
  10. v16 [diff vs current]
  11. v17 [diff vs current]
From: Sunyun Yang <redacted>

LT9611C(EX/UXD) is an I2C-controlled chip that Receiver signal/dual port
mipi dsi and output hdmi, differences in hardware features:
- LT9611C: supports 1-port mipi dsi to hdmi 1.4
- LT9611EX: supports 2-port mipi dsi to hdmi 1.4
- LT9611UXD: supports 2-port mipi dsi to hdmi 1.4/2.0

Reviewed-by: Krzysztof Kozlowski <redacted>
Signed-off-by: Sunyun Yang <redacted>
Signed-off-by: Mohit Dsor <redacted>
---
 .../bindings/display/bridge/lontium,lt9611.yaml        | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)
diff --git a/Documentation/devicetree/bindings/display/bridge/lontium,lt9611.yaml b/Documentation/devicetree/bindings/display/bridge/lontium,lt9611.yaml
index 429a06057ae8..194aeaac601f 100644
--- a/Documentation/devicetree/bindings/display/bridge/lontium,lt9611.yaml
+++ b/Documentation/devicetree/bindings/display/bridge/lontium,lt9611.yaml
@@ -4,19 +4,23 @@
 $id: http://devicetree.org/schemas/display/bridge/lontium,lt9611.yaml#
 $schema: http://devicetree.org/meta-schemas/core.yaml#
 
-title: Lontium LT9611(UXC) 2 Port MIPI to HDMI Bridge
+title: Lontium LT9611(UXC/C/EX/UXD) 2 Port MIPI DSI to HDMI Bridge
 
 maintainers:
   - Vinod Koul <vkoul@kernel.org>
 
 description: |
-  The LT9611 and LT9611UXC are bridge devices which convert DSI to HDMI
+  The LT9611, LT9611UXC, LT9611C, LT9611EX, and LT9611UXD
+  are bridge devices which convert DSI to HDMI
 
 properties:
   compatible:
     enum:
       - lontium,lt9611
+      - lontium,lt9611c
+      - lontium,lt9611ex
       - lontium,lt9611uxc
+      - lontium,lt9611uxd
 
   reg:
     maxItems: 1
@@ -78,6 +82,16 @@ required:
 
 allOf:
   - $ref: /schemas/sound/dai-common.yaml#
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: lontium,lt9611c
+    then:
+      properties:
+        ports:
+          properties:
+            port@1: false
 
 unevaluatedProperties: false
 
-- 
2.34.1
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