linux-kernel - [PATCH 1/3] dt-bindings: phy: add YAML schema for cv1800-usb-phy driver bindings

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Message-ID: <20240708120830.5785-2-ziyao@disroot.org>
Date: Mon,  8 Jul 2024 12:08:28 +0000
From: Yao Zi <ziyao@...root.org>
To: Vinod Koul <vkoul@...nel.org>,
	Kishon Vijay Abraham I <kishon@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Chen Wang <unicorn_wang@...look.com>,
	Inochi Amaoto <inochiama@...look.com>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>,
	Jisheng Zhang <jszhang@...nel.org>,
	linux-phy@...ts.infradead.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-riscv@...ts.infradead.org
Cc: Yao Zi <ziyao@...root.org>
Subject: [PATCH 1/3] dt-bindings: phy: add YAML schema for cv1800-usb-phy driver bindings

cv1800-usb-phy driver supports USB 2.0 phys integrated in Sophgo
Cv1800/SG200x SoCs. Add YAML schema for its binding.

Signed-off-by: Yao Zi <ziyao@...root.org>
---
 .../bindings/phy/sophgo,cv1800-usb-phy.yaml   | 67 +++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/phy/sophgo,cv1800-usb-phy.yaml

diff --git a/Documentation/devicetree/bindings/phy/sophgo,cv1800-usb-phy.yaml b/Documentation/devicetree/bindings/phy/sophgo,cv1800-usb-phy.yaml
new file mode 100644
index 000000000000..0403d899e23b
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/sophgo,cv1800-usb-phy.yaml
@@ -0,0 +1,67 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright 2019 BayLibre, SAS
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/phy/sophgo,cv1800-usb-phy.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Sophgo CV1800 USB PHY
+
+maintainers:
+  - Yao Zi <ziyao@...root.org>
+
+properties:
+  compatible:
+    enum:
+      - sophgo,cv1800-usb-phy
+
+  reg:
+    maxItems: 2
+
+  reg-names:
+    items:
+      - const: phy
+      - const: pin
+
+  clocks:
+    maxItems: 4
+
+  clock-names:
+    items:
+      - const: apb
+      - const: 125m
+      - const: 33k
+      - const: 12m
+
+  "#phy-cells":
+    const: 0
+
+  dr_role:
+    enum:
+      - host
+      - device
+
+required:
+  - compatible
+  - reg
+  - reg-names
+  - clocks
+  - clock-names
+  - "#phy-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/sophgo,cv1800.h>
+    usb_phy: usb-phy@...6000 {
+        compatible = "sophgo,cv1800-usb-phy";
+        reg = <0x300600 0x60>, <0x3000048 0x4>;
+        reg-names = "phy", "pin";
+        clocks = <&clk CLK_APB_USB>,
+                 <&clk CLK_USB_125M>,
+                 <&clk CLK_USB_33K>,
+                 <&clk CLK_USB_12M>;
+        clock-names = "apb", "125m", "33k", "12m";
+        #phy-cells = <0>;
+    };
-- 
2.45.2