Current, the DT bindings for Mediatek UFOe (Unified Frame Optimization
engine) is missing the mediatek,gce-client-reg property. Add it and
update the example as well.

Signed-off-by: Ariel D'Alessandro <ariel.dalessandro@collabora.com>
---
 .../bindings/display/mediatek/mediatek,ufoe.yaml      | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,ufoe.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,ufoe.yaml
index 61a5e22effbf2..ecb4c0359fec3 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,ufoe.yaml
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,ufoe.yaml
@@ -64,6 +64,14 @@ properties:
       - port@0
       - port@1
 
+  mediatek,gce-client-reg:
+    description: The register of client driver can be configured by gce with
+      4 arguments defined in this property, such as phandle of gce, subsys id,
+      register offset and size. Each GCE subsys id is mapping to a client
+      defined in the header include/dt-bindings/gce/<chip>-gce.h.
+    $ref: /schemas/types.yaml#/definitions/phandle-array
+    maxItems: 1
+
 required:
   - compatible
   - reg
@@ -77,7 +85,9 @@ examples:
   - |
     #include <dt-bindings/interrupt-controller/arm-gic.h>
     #include <dt-bindings/clock/mt8173-clk.h>
+    #include <dt-bindings/gce/mt8173-gce.h>
     #include <dt-bindings/power/mt8173-power.h>
+
     soc {
         #address-cells = <2>;
         #size-cells = <2>;
@@ -88,5 +98,6 @@ examples:
             interrupts = <GIC_SPI 191 IRQ_TYPE_LEVEL_LOW>;
             power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>;
             clocks = <&mmsys CLK_MM_DISP_UFOE>;
+            mediatek,gce-client-reg = <&gce SUBSYS_1401XXXX 0xa000 0x1000>;
         };
     };
-- 
2.50.1