[v4,1/2] dt-bindings: phy: nuvoton,ma35-usb2-phy: add new bindings

Commit Message

Hui-Ping Chen Aug. 5, 2024, 3:03 a.m. UTC

Add dt-bindings for USB2 PHY found on the Nuvoton MA35 SoC.

Signed-off-by: Hui-Ping Chen <[e-mail]>
Reviewed-by: Krzysztof Kozlowski <[e-mail]>
---
 .../bindings/phy/nuvoton,ma35d1-usb2-phy.yaml | 45 +++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/phy/nuvoton,ma35d1-usb2-phy.yaml

Patch

diff --git a/Documentation/devicetree/bindings/phy/nuvoton,ma35d1-usb2-phy.yaml b/Documentation/devicetree/bindings/phy/nuvoton,ma35d1-usb2-phy.yaml
new file mode 100644
index 000000000000..fff858c909a0
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/nuvoton,ma35d1-usb2-phy.yaml
@@ -0,0 +1,45 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/phy/nuvoton,ma35d1-usb2-phy.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Nuvoton MA35D1 USB2 phy
+
+maintainers:
+  - Hui-Ping Chen <[e-mail]>
+
+properties:
+  compatible:
+    enum:
+      - nuvoton,ma35d1-usb2-phy
+
+  "#phy-cells":
+    const: 0
+
+  clocks:
+    maxItems: 1
+
+  nuvoton,sys:
+    $ref: /schemas/types.yaml#/definitions/phandle
+    description:
+      phandle to syscon for checking the PHY clock status.
+
+required:
+  - compatible
+  - "#phy-cells"
+  - clocks
+  - nuvoton,sys
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/nuvoton,ma35d1-clk.h>
+
+    usb_phy: usb-phy {
+        compatible = "nuvoton,ma35d1-usb2-phy";
+        clocks = <&clk USBD_GATE>;
+        nuvoton,sys = <&sys>;
+        #phy-cells = <0>;
+    };