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([140.116.39.229]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3b07c6740a1sm3345662a91.10.2026.11.03.00.59.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 03 Nov 2026 00:59:04 -0800 (PST) From: Chen-Yu Yeh To: Vinod Koul , Neil Armstrong , Inochi Amaoto , Chen Wang Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Hiago De Franco , linux-phy@lists.infradead.org, devicetree@vger.kernel.org, sophgo@lists.linux.dev, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Chen-Yu Yeh Subject: [PATCH 1/3] dt-bindings: phy: sophgo,cv1800b-usb2-phy: Add USB role switch properties Date: Tue, 3 Nov 2026 16:58:45 +0800 Message-ID: <20261103085847.338613-2-chenyou910331@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20261103085847.338613-1-chenyou910331@gmail.com> References: <20261103085847.338613-1-chenyou910331@gmail.com> X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The USB role on CV18XX/SG200X is selected by the ID override in the top syscon, which belongs to this PHY, so the PHY is what provides the role switch. Allow usb-role-switch and role-switch-default-mode on the PHY node. The default mode only has a meaning when the role switch is present. Signed-off-by: Chen-Yu Yeh --- .../bindings/phy/sophgo,cv1800b-usb2-phy.yaml | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/Documentation/devicetree/bindings/phy/sophgo,cv1800b-usb2-phy.yaml b/Documentation/devicetree/bindings/phy/sophgo,cv1800b-usb2-phy.yaml index 2ff8f85d0282..a1d164686b07 100644 --- a/Documentation/devicetree/bindings/phy/sophgo,cv1800b-usb2-phy.yaml +++ b/Documentation/devicetree/bindings/phy/sophgo,cv1800b-usb2-phy.yaml @@ -34,6 +34,15 @@ properties: resets: maxItems: 1 + usb-role-switch: + $ref: /schemas/usb/usb-drd.yaml#/properties/usb-role-switch + + role-switch-default-mode: + $ref: /schemas/usb/usb-drd.yaml#/properties/role-switch-default-mode + +dependencies: + role-switch-default-mode: [ usb-role-switch ] + required: - compatible - "#phy-cells" @@ -51,4 +60,6 @@ examples: clocks = <&clk 93>, <&clk 94>, <&clk 95>; clock-names = "app", "stb", "lpm"; resets = <&rst 58>; + usb-role-switch; + role-switch-default-mode = "peripheral"; }; -- 2.43.0