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Sun, 5 May 2024 01:51:42 +0000 From: Inochi Amaoto To: Vinod Koul , Kishon Vijay Abraham I , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen Wang , Inochi Amaoto , Paul Walmsley , Palmer Dabbelt , Albert Ou Cc: Jisheng Zhang , Liu Gui , Jingbao Qiu , dlan@gentoo.org, linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org Subject: [PATCH v3 1/2] dt-bindings: phy: Add Sophgo CV1800 USB phy Date: Sun, 5 May 2024 09:52:15 +0800 Message-ID: X-Mailer: git-send-email 2.45.0 In-Reply-To: References: X-TMN: [N6p9zEd0ZXS/ukM9TuE+HxzNs0t859hLcxFsyrogz5c=] X-ClientProxiedBy: TYCPR01CA0209.jpnprd01.prod.outlook.com (2603:1096:405:7a::14) To IA1PR20MB4953.namprd20.prod.outlook.com (2603:10b6:208:3af::19) X-Microsoft-Original-Message-ID: <20240505015219.754500-1-inochiama@outlook.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: IA1PR20MB4953:EE_|PH0PR20MB4304:EE_ X-MS-Office365-Filtering-Correlation-Id: 8c5f8e53-aed5-464a-4d4a-08dc6ca5e96b X-Microsoft-Antispam: BCL:0;ARA:14566002|461199019|3412199016|440099019|1602099003|1710799017; 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If this pin is not connected, it only supports setting the mode manually. Add USB phy bindings for Sophgo CV18XX/SG200X series SoC. Signed-off-by: Inochi Amaoto --- .../bindings/phy/sophgo,cv1800-usb-phy.yaml | 71 +++++++++++++++++++ 1 file changed, 71 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/sophgo,cv1800-usb-phy.yaml -- 2.45.0 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..ae17a8f91b0e --- /dev/null +++ b/Documentation/devicetree/bindings/phy/sophgo,cv1800-usb-phy.yaml @@ -0,0 +1,71 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/phy/sophgo,cv1800-usb-phy.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Sophgo CV18XX/SG200X USB 2.0 PHY + +maintainers: + - Inochi Amaoto + +properties: + compatible: + const: sophgo,cv1800-usb-phy + + reg: + maxItems: 1 + + "#phy-cells": + const: 0 + + clocks: + items: + - description: PHY clock + - description: PHY app clock + - description: PHY stb clock + - description: PHY lpm clock + + clock-names: + items: + - const: phy + - const: app + - const: stb + - const: lpm + + vbus_det-gpios: + description: GPIO to the USB OTG VBUS detect pin. This should not be + defined if vbus_det pin and switch pin are connected, which may + break the VBUS detection. + maxItems: 1 + + sophgo,switch-gpios: + description: GPIO array for the phy to control connected switch. For + host mode, the driver will set these GPIOs to low one by one. For + device mode, the driver will set these GPIOs to high in reverse + order. For a reference design, see item description. + minItems: 1 + items: + - description: USB switch operation mode + - description: USB switch host power control + +required: + - compatible + - "#phy-cells" + - clocks + - clock-names + +additionalProperties: false + +examples: + - | + phy@48 { + compatible = "sophgo,cv1800-usb-phy"; + reg = <0x48 0x4>; + #phy-cells = <0>; + clocks = <&clk 92>, <&clk 93>, + <&clk 94>, <&clk 95>; + clock-names = "phy", "app", "stb", "lpm"; + }; + +...