Merge pull request #223 from quic-botlagun/lvds

add support for lontium lt9211c bridge by extending the lt9211 driver

Author: sgaud-quic

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@denx.de>
 
 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>;

arch/arm64/configs/defconfig

@@ -963,6 +963,7 @@ CONFIG_DRM_FSL_LDB=m
 CONFIG_DRM_ITE_IT6263=m
 CONFIG_DRM_LONTIUM_LT8713SX=m
 CONFIG_DRM_LONTIUM_LT8912B=m
+CONFIG_DRM_LONTIUM_LT9211=m
 CONFIG_DRM_LONTIUM_LT9611=m
 CONFIG_DRM_LONTIUM_LT9611UXC=m
 CONFIG_DRM_ITE_IT66121=m