linux-kernel - [PATCH v2 1/4] dt-bindings: phy: Add Canaan K230 USB PHY

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Message-ID: <20260115064223.21926-2-jiayu.riscv@isrc.iscas.ac.cn>
Date: Thu, 15 Jan 2026 14:42:19 +0800
From: Jiayu Du <jiayu.riscv@...c.iscas.ac.cn>
To: conor@...nel.org
Cc: vkoul@...nel.org,
	neil.armstrong@...aro.org,
	gregkh@...uxfoundation.org,
	robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	pjw@...nel.org,
	palmer@...belt.com,
	aou@...s.berkeley.edu,
	alex@...ti.fr,
	jiayu.riscv@...c.iscas.ac.cn,
	18771902331@....com,
	cyy@...self.name,
	TroyMitchell988@...il.com,
	kingxukai@...omail.com,
	linux-phy@...ts.infradead.org,
	linux-usb@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-riscv@...ts.infradead.org,
	gaohan@...as.ac.cn
Subject: [PATCH v2 1/4] dt-bindings: phy: Add Canaan K230 USB PHY

K230 SoC USB PHY requires configuring registers for control and
configuration. Add USB phy bindings for K230 SoC.

Signed-off-by: Jiayu Du <jiayu.riscv@...c.iscas.ac.cn>
---
 .../bindings/phy/canaan,k230-usb-phy.yaml     | 35 +++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/phy/canaan,k230-usb-phy.yaml

diff --git a/Documentation/devicetree/bindings/phy/canaan,k230-usb-phy.yaml b/Documentation/devicetree/bindings/phy/canaan,k230-usb-phy.yaml
new file mode 100644
index 000000000000..be54efd612ac
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/canaan,k230-usb-phy.yaml
@@ -0,0 +1,35 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/phy/canaan,k230-usb-phy.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Canaan K230 USB2.0 PHY
+
+maintainers:
+  - Jiayu Du <jiayu.riscv@...c.iscas.ac.cn>
+
+properties:
+  compatible:
+    const: canaan,k230-usb-phy
+
+  reg:
+    maxItems: 1
+
+  "#phy-cells":
+    const: 1
+
+required:
+  - compatible
+  - reg
+  - "#phy-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    usbphy: usb-phy@...85000 {
+        compatible = "canaan,k230-usb-phy";
+        reg = <0x0 0x91585000 0x0 0x400>;
+        #phy-cells = <1>;
+    };
-- 
2.52.0