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

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Message-Id: <20240729061509.83828-2-hpchen0nvt@gmail.com>
Date: Mon, 29 Jul 2024 06:15:08 +0000
From: hpchen0 <hpchen0nvt@...il.com>
To: vkoul@...nel.org,
	kishon@...nel.org,
	robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org
Cc: linux-arm-kernel@...ts.infradead.org,
	linux-phy@...ts.infradead.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	hpchen0 <hpchen0nvt@...il.com>
Subject: [PATCH 1/2] dt-bindings: phy: nuvoton,ma35-usb2-phy: add new bindings

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

Signed-off-by: hpchen0 <hpchen0nvt@...il.com>
---
 .../bindings/phy/nuvoton,ma35-usb2-phy.yaml   | 51 +++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/phy/nuvoton,ma35-usb2-phy.yaml

diff --git a/Documentation/devicetree/bindings/phy/nuvoton,ma35-usb2-phy.yaml b/Documentation/devicetree/bindings/phy/nuvoton,ma35-usb2-phy.yaml
new file mode 100644
index 000000000000..415ea2c45975
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/nuvoton,ma35-usb2-phy.yaml
@@ -0,0 +1,51 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/phy/nuvoton,ma35-usb2-phy.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Nuvoton MA35 USB2 phy
+
+maintainers:
+  - hpchen0 <hpchen0nvt@...il.com>
+
+properties:
+  compatible:
+    enum:
+      - nuvoton,ma35-usb2-phy
+
+  "#phy-cells":
+    const: 0
+
+  clocks:
+    maxItems: 1
+    description: USB PHY clock
+
+  clock-names:
+    const: usbd_gate
+
+  nuvoton,sys:
+    $ref: /schemas/types.yaml#/definitions/phandle
+    description:
+      phandle of the system-management node.
+
+required:
+  - compatible
+  - clocks
+  - nuvoton,sys
+  - "#phy-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/clock/nuvoton,ma35d1-clk.h>
+
+    usb_phy: usb-phy {
+        compatible = "nuvoton,ma35-usb2-phy";
+        clocks = <&clk USBD_GATE>;
+        clock-names = "usbd_gate";
+        nuvoton,sys = <&sys>;
+        #phy-cells = <0>;
+    };
-- 
2.25.1