dt-bindings: usb: ci-hdrc-usb2: allow multiple PHYs

Qualcomm MSM8974 comes with USB HS phy in two variants, although final
DTS chooses only one.  Allow such combination in the ChipIdea USB2
bindings and also disallow any other properties in the ulpi node.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230420065051.22994-1-krzysztof.kozlowski@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
index e5e4dbc5a7a00a9b8a8019fb835e3991dafc1a23..b26d26c2b023862758f2d284e846c4489df38364 100644 (file)
--- a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
+++ b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml
@@ -322,8 +322,9 @@ properties:
 
   ulpi:
     type: object
-    properties:
-      phy:
+    additionalProperties: false
+    patternProperties:
+      "^phy(-[0-9])?$":
         description: The phy child node for Qcom chips.
         type: object
         $ref: /schemas/phy/qcom,usb-hs-phy.yaml