dt-bindings: usb: genesys,gl850g: use usb-hub.yaml

In order to reduce duplication, switch GL850G to use USB hub bindings
instead of using simple usb-device.yaml

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Reviewed-by: "Rob Herring (Arm)" <robh@kernel.org>
Link: https://lore.kernel.org/r/20250608-genesys-ports-v1-1-09ca19f6838e@oss.qualcomm.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Documentation/devicetree/bindings/usb/genesys,gl850g.yaml

@@ -26,19 +26,14 @@ properties:
     description:
       The regulator that provides 3.3V or 5.0V core power to the hub.
 
-  peer-hub:
-    $ref: /schemas/types.yaml#/definitions/phandle
-    description:
-      For onboard hub controllers that support USB 3.x and USB 2.0 hubs
-      with shared resets and power supplies, this property is used to identify
-      the hubs with which these are shared.
+  peer-hub: true
 
 required:
   - compatible
   - reg
 
 allOf:
-  - $ref: usb-device.yaml#
+  - $ref: usb-hub.yaml#
   - if:
       properties:
         compatible:
@@ -62,13 +57,6 @@ allOf:
         peer-hub: true
         vdd-supply: true
 
-patternProperties:
-  "^.*@[0-9a-f]{1,2}$":
-    description: The hard wired USB devices
-    type: object
-    $ref: /schemas/usb/usb-device.yaml
-    additionalProperties: true
-
 unevaluatedProperties: false
 
 examples: