dt-bindings: phy: ti: phy-gmii-sel: Add ti,j722s-phy-gmii-sel compatible

The J722S gmii-sel is mostly identical to the AM64's, but additionally
supports SGMII. The AM64 compatible ti,am654-phy-gmii-sel is used as a
fallback.

Signed-off-by: Nora Schiffer <nora.schiffer@ew.tq-group.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Link: https://patch.msgid.link/b67c8b0bc9cc918667e9329d79f617d033d025d5.1775559102.git.nora.schiffer@ew.tq-group.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>

Documentation/devicetree/bindings/phy/ti,phy-gmii-sel.yaml

@@ -47,15 +47,20 @@ description: |
 
 properties:
   compatible:
-    enum:
-      - ti,am3352-phy-gmii-sel
-      - ti,dra7xx-phy-gmii-sel
-      - ti,am43xx-phy-gmii-sel
-      - ti,dm814-phy-gmii-sel
-      - ti,am654-phy-gmii-sel
-      - ti,j7200-cpsw5g-phy-gmii-sel
-      - ti,j721e-cpsw9g-phy-gmii-sel
-      - ti,j784s4-cpsw9g-phy-gmii-sel
+    oneOf:
+      - enum:
+          - ti,am3352-phy-gmii-sel
+          - ti,dra7xx-phy-gmii-sel
+          - ti,am43xx-phy-gmii-sel
+          - ti,dm814-phy-gmii-sel
+          - ti,am654-phy-gmii-sel
+          - ti,j7200-cpsw5g-phy-gmii-sel
+          - ti,j721e-cpsw9g-phy-gmii-sel
+          - ti,j784s4-cpsw9g-phy-gmii-sel
+      - items:
+          - enum:
+              - ti,j722s-phy-gmii-sel
+          - const: ti,am654-phy-gmii-sel
 
   reg:
     maxItems: 1