[PATCH v4 1/2] dt-bindings: bridge: lt9211c: Add bindings

From: Venkata Gopi Nagaraju Botlagunta
Date: Wed Dec 24 2025 - 02:12:09 EST


From: Yi Zhang <zhanyi@xxxxxxxxxxxxxxxx>

Add bindings for lt9211c.

Signed-off-by: Yi Zhang <zhanyi@xxxxxxxxxxxxxxxx>
Signed-off-by: Nilesh Laad <nilesh.laad@xxxxxxxxxxxxxxxx>
Signed-off-by: Gopi Botlagunta <venkata.botlagunta@xxxxxxxxxxxxxxxx>
---
.../bindings/display/bridge/lontium,lt9211.yaml | 42 ++++++++++++++++++++--
1 file changed, 40 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/display/bridge/lontium,lt9211.yaml b/Documentation/devicetree/bindings/display/bridge/lontium,lt9211.yaml
index 9a6e9b25d14a..98079df61cbb 100644
--- a/Documentation/devicetree/bindings/display/bridge/lontium,lt9211.yaml
+++ b/Documentation/devicetree/bindings/display/bridge/lontium,lt9211.yaml
@@ -4,19 +4,20 @@
$id: http://devicetree.org/schemas/display/bridge/lontium,lt9211.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

-title: Lontium LT9211 DSI/LVDS/DPI to DSI/LVDS/DPI bridge.
+title: Lontium LT9211/LT9211C DSI/LVDS/DPI to DSI/LVDS/DPI bridge.

maintainers:
- Marek Vasut <marex@xxxxxxx>

description: |
- The LT9211 are bridge devices which convert Single/Dual-Link DSI/LVDS
+ The LT9211 and LT9211C are bridge devices which convert Single/Dual-Link DSI/LVDS
or Single DPI to Single/Dual-Link DSI/LVDS or Single DPI.

properties:
compatible:
enum:
- lontium,lt9211
+ - lontium,lt9211c

reg:
maxItems: 1
@@ -91,6 +92,43 @@ examples:

vccio-supply = <&lt9211_1v8>;

+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+
+ endpoint {
+ remote-endpoint = <&dsi0_out>;
+ };
+ };
+
+ port@2 {
+ reg = <2>;
+
+ endpoint {
+ remote-endpoint = <&panel_in_lvds>;
+ };
+ };
+ };
+ };
+ };
+ - |
+ #include <dt-bindings/gpio/gpio.h>
+
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ lvds-bridge@3b {
+ compatible = "lontium,lt9211c";
+ reg = <0x3b>;
+
+ reset-gpios = <&tlmm 128 GPIO_ACTIVE_HIGH>;
+
+ vccio-supply = <&lt9211c_1v8>;
+
ports {
#address-cells = <1>;
#size-cells = <0>;

--
2.34.1