[PATCH 3/4] dt-bindings: display: panel: mipi-dbi-spi: Add missing power-supply

[Otto Pflüger]

The power-supply property is only mentioned in the description and not
listed in the properties section of the binding. Add it there.

Signed-off-by: Otto Pflüger <otto.pflueger at abscue.de>
---
 .../devicetree/bindings/display/panel/panel-mipi-dbi-spi.yaml  | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/panel/panel-mipi-dbi-spi.yaml b/Documentation/devicetree/bindings/display/panel/panel-mipi-dbi-spi.yaml
index c2df8d28aaf5..d55bf12ecead 100644
--- a/Documentation/devicetree/bindings/display/panel/panel-mipi-dbi-spi.yaml
+++ b/Documentation/devicetree/bindings/display/panel/panel-mipi-dbi-spi.yaml
@@ -80,6 +80,9 @@ properties:
       Controller data/command selection (D/CX) in 4-line SPI mode.
       If not set, the controller is in 3-line SPI mode.
 
+  power-supply:
+    description: Power supply for the display module (Vdd).
+
 required:
   - compatible
   - reg
-- 
2.30.2