[PATCH v3 4/8] dt-bindings: phy: mtk-xs-phy: support type switch by pericfg

[Frank Wunderlich <linux@fw-web.de>]

From: Frank Wunderlich <frank-w@public-files.de>

Add support for type switch by pericfg register between USB3/PCIe.

Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
---
 .../devicetree/bindings/phy/mediatek,xsphy.yaml  | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/Documentation/devicetree/bindings/phy/mediatek,xsphy.yaml b/Documentation/devicetree/bindings/phy/mediatek,xsphy.yaml
index 3b5253659e6f..5033d77c1239 100644
--- a/Documentation/devicetree/bindings/phy/mediatek,xsphy.yaml
+++ b/Documentation/devicetree/bindings/phy/mediatek,xsphy.yaml
@@ -151,6 +151,22 @@ patternProperties:
         minimum: 1
         maximum: 31
 
+      mediatek,syscon-type:
+        $ref: /schemas/types.yaml#/definitions/phandle-array
+        maxItems: 1
+        description:
+          A phandle to syscon used to access the register of type switch,
+          the field should always be 3 cells long.
+        items:
+          items:
+            - description:
+                The first cell represents a phandle to syscon
+            - description:
+                The second cell represents the register offset
+            - description:
+                The third cell represents the index of config segment
+              enum: [0, 1, 2, 3]
+
     required:
       - reg
       - clocks
-- 
2.43.0


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