"advantech,idk-2121wr" panel is a dual-link LVDS display device.
lvds-dual-ports.yaml documents dual-link LVDS display common properties.
Reference the ports property defined in lvds-dual-ports.yaml to save lines.

Suggested-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Liu Ying <victor.liu@nxp.com>
---
v3:
* New patch.  (Dmitry)

 .../display/panel/advantech,idk-2121wr.yaml        | 14 +-------------
 1 file changed, 1 insertion(+), 13 deletions(-)

diff --git a/Documentation/devicetree/bindings/display/panel/advantech,idk-2121wr.yaml b/Documentation/devicetree/bindings/display/panel/advantech,idk-2121wr.yaml
index 2e8dbdb5a3d5..05ca3b2385f8 100644
--- a/Documentation/devicetree/bindings/display/panel/advantech,idk-2121wr.yaml
+++ b/Documentation/devicetree/bindings/display/panel/advantech,idk-2121wr.yaml
@@ -20,6 +20,7 @@ description: |
   dual-lvds-odd-pixels or dual-lvds-even-pixels).
 
 allOf:
+  - $ref: /schemas/display/lvds-dual-ports.yaml#
   - $ref: panel-common.yaml#
 
 properties:
@@ -44,22 +45,10 @@ properties:
 
     properties:
       port@0:
-        $ref: /schemas/graph.yaml#/$defs/port-base
-        unevaluatedProperties: false
-        description: The sink for odd pixels.
-        properties:
-          dual-lvds-odd-pixels: true
-
         required:
           - dual-lvds-odd-pixels
 
       port@1:
-        $ref: /schemas/graph.yaml#/$defs/port-base
-        unevaluatedProperties: false
-        description: The sink for even pixels.
-        properties:
-          dual-lvds-even-pixels: true
-
         required:
           - dual-lvds-even-pixels
 
@@ -75,7 +64,6 @@ required:
   - height-mm
   - data-mapping
   - panel-timing
-  - ports
 
 examples:
   - |+
-- 
2.34.1