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Wed, 7 Oct 2026 07:44:58 -0700 From: Jon Hunter Date: Wed, 7 Oct 2026 15:44:41 +0100 Subject: [PATCH v3 1/3] dt-bindings: phy: tegra194: Add compatible for Tegra238 MIME-Version: 1.0 Message-ID: <20261007-tegra-phy-v3-1-d501de414710@nvidia.com> References: <20261007-tegra-phy-v3-0-d501de414710@nvidia.com> In-Reply-To: <20261007-tegra-phy-v3-0-d501de414710@nvidia.com> To: Vinod Koul , Neil Armstrong , Manivannan Sadhasivam , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Thierry Reding , JC Kuo CC: Thierry Reding , Wayne Chang , , , , Jon Hunter , Krzysztof Kozlowski X-Mailer: b4 0.16.1-dev X-Originating-IP: [10.126.230.37] X-ClientProxiedBy: rnnvmail201.nvidia.com (10.129.68.8) To rnnvmail201.nvidia.com (10.129.68.8) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ1PEPF000037B7:EE_|CH3PR12MB7569:EE_ X-MS-Office365-Filtering-Correlation-Id: 2af7d352-61bb-41a0-edd4-08df2481a5a9 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|36860700016|7416014|23010399003|82310400026|1800799024|11063799006|56012099006|10067099003|22082099003|18002099003|3023799007; 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X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org The Tegra238 XUSB pad controller is similar to that found on the Tegra194 and Tegra234, but only has three USB2 ports and three USB3 ports. Add the Tegra238 compatible string for the XUSB pad controller and constrain the binding so that a Tegra238 device tree can only have three USB2 and three USB3 ports. Reviewed-by: Krzysztof Kozlowski Signed-off-by: Jon Hunter --- .../bindings/phy/nvidia,tegra194-xusb-padctl.yaml | 38 ++++++++++++++++++++++ 1 file changed, 38 insertions(+) diff --git a/Documentation/devicetree/bindings/phy/nvidia,tegra194-xusb-padctl.yaml b/Documentation/devicetree/bindings/phy/nvidia,tegra194-xusb-padctl.yaml index f6fe3c90b5b0..fbafe8eb150b 100644 --- a/Documentation/devicetree/bindings/phy/nvidia,tegra194-xusb-padctl.yaml +++ b/Documentation/devicetree/bindings/phy/nvidia,tegra194-xusb-padctl.yaml @@ -45,6 +45,7 @@ properties: enum: - nvidia,tegra194-xusb-padctl - nvidia,tegra234-xusb-padctl + - nvidia,tegra238-xusb-padctl - nvidia,tegra264-xusb-padctl reg: @@ -542,6 +543,43 @@ properties: description: connection to a USB Type C controller $ref: /schemas/graph.yaml#/properties/port +allOf: + - if: + properties: + compatible: + contains: + const: nvidia,tegra238-xusb-padctl + then: + properties: + pads: + properties: + usb2: + properties: + lanes: + properties: + usb2-3: false + usb3: + properties: + lanes: + properties: + usb3-3: false + ports: + properties: + usb2-3: false + usb3-0: + properties: + nvidia,usb2-companion: + enum: [ 0, 1, 2 ] + usb3-1: + properties: + nvidia,usb2-companion: + enum: [ 0, 1, 2 ] + usb3-2: + properties: + nvidia,usb2-companion: + enum: [ 0, 1, 2 ] + usb3-3: false + additionalProperties: false required: -- 2.43.0 -- linux-phy mailing list linux-phy@lists.infradead.org https://lists.infradead.org/mailman/listinfo/linux-phy