[PATCH 2/2] dt-bindings: phy: mediatek: tphy: add compatible for tphy-v4

[Daniel Golle]

V4 can be found in MT7986 and MT7981 SoCs, it supports PCIe with two
lanes.

Signed-off-by: Daniel Golle <daniel@xxxxxxxxxxxxxx>
---
 Documentation/devicetree/bindings/phy/mediatek,tphy.yaml | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/phy/mediatek,tphy.yaml b/Documentation/devicetree/bindings/phy/mediatek,tphy.yaml
index 5613cc5106e32f..851e3dda7b638b 100644
--- a/Documentation/devicetree/bindings/phy/mediatek,tphy.yaml
+++ b/Documentation/devicetree/bindings/phy/mediatek,tphy.yaml
@@ -89,6 +89,11 @@ properties:
               - mediatek,mt8188-tphy
               - mediatek,mt8195-tphy
           - const: mediatek,generic-tphy-v3
+      - items:
+          - enum:
+              - mediatek,mt7981-tphy
+              - mediatek,mt7986-tphy
+          - const: mediatek,generic-tphy-v4
       - const: mediatek,mt2701-u3phy
         deprecated: true
       - const: mediatek,mt2712-u3phy
@@ -99,7 +104,7 @@ properties:
     description:
       Register shared by multiple ports, exclude port's private register.
       It is needed for T-PHY V1, such as mt2701 and mt8173, but not for
-      T-PHY V2/V3, such as mt2712.
+      T-PHY V2/V3/V4, such as mt2712.
     maxItems: 1
 
   "#address-cells":
-- 
2.37.3