From nobody Tue Apr 7 01:34:17 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9EB8F39E18E; Tue, 17 Mar 2026 08:55:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773737740; cv=none; b=BYtxwUJ7pZ2Pu47SwW715o3hzNxgT+XHQ/lZOr4Ftp/aH6hzSpgHc/iBK8njuLn8C3GFjartb8i3wGDTG9M0GfYbK31H9hR9J+alOB1qLyMcK1lzltdYX500forqoHgE29P5hUOyyCzyceAvG+ci5nly+qu5G0qvM/RN4vOEuoM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773737740; c=relaxed/simple; bh=Vx+3Gg79TkcawnCe/8SC3Xa7vpDZh2uGK2Kphw+wyCI=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=JA15rTpormzryyRsGLmwdTAFvwtcOXBGsJbI87cd018nnw23Qit4qD8ZoLEIRG1ZyM2C/rIcMDxzy4uBTq+EV2lTjxy0TunNbtSzbjY8GkbLXDwOeqqWpgJLDmIDcPphIyWEFv1Dhx5dGdYtUSXkqwaMCd4Ltm/CiU99JiTu7yU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=qOCPDvEe; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="qOCPDvEe" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BBDE4C4CEF7; Tue, 17 Mar 2026 08:55:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1773737738; bh=Vx+3Gg79TkcawnCe/8SC3Xa7vpDZh2uGK2Kphw+wyCI=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=qOCPDvEe/5VDtNIxVEXI7h+MmEZltavg3tPqDIXLPuKJ4IkD90DbzZ7qdk1mvWOwV DYscVPcVeMFsTycarbiK9lhiJSHTFiMbIeL1OXA+r6LOFeO46vJ2F+Lh+TCWVITrRl XVK8f87N6z95zQqxv/mvZ51VUWV5oDDIPYP5f4PKjUo3Y7ZYPYjkixsaeSf9eu3aYQ oYRULKPBrXQJoCIdMyurzawWrFM+iK4aaw7w4C9wJp/zCdwhOHaoiDB2GvGHRt0BAG NgTjJIRDUt5PDN20rImO6HZSl5SnxwxJIM2b9APoEJGuyjC+dO6/llQLh89tFX1KPG Ejecyqrkjb37Q== From: Yixun Lan Date: Tue, 17 Mar 2026 08:55:03 +0000 Subject: [PATCH 2/3] dt-bindings: usb: Add support for Terminus FE1.1s USB2.0 Hub controller Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260317-03-usb-hub-fe1-v1-2-71ec3989f5be@kernel.org> References: <20260317-03-usb-hub-fe1-v1-0-71ec3989f5be@kernel.org> In-Reply-To: <20260317-03-usb-hub-fe1-v1-0-71ec3989f5be@kernel.org> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Greg Kroah-Hartman , Matthias Kaehlcke Cc: Junzhong Pan , Inochi Amaoto , spacemit@lists.linux.dev, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, Yixun Lan X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=2194; i=dlan@kernel.org; h=from:subject:message-id; bh=Vx+3Gg79TkcawnCe/8SC3Xa7vpDZh2uGK2Kphw+wyCI=; b=owEB6QIW/ZANAwAKATGq6kdZTbvtAcsmYgBpuRb7uzuXjxmZ/hNiDhTnAtCrMYVVwMfz0IS78 SOC3yZqCCmJAq8EAAEKAJkWIQS1urjJwxtxFWcCI9wxqupHWU277QUCabkW+xsUgAAAAAAEAA5t YW51MiwyLjUrMS4xMSwyLDJfFIAAAAAALgAoaXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5 maWZ0aGhvcnNlbWFuLm5ldEI1QkFCOEM5QzMxQjcxMTU2NzAyMjNEQzMxQUFFQTQ3NTk0REJCRU QACgkQMarqR1lNu+0shQ/+Osk1xsgrThvsq12/fPtf4yMdUQGEBvL95dWYi6QGxfHwVutq01aBG 710gl2t72mwHBZQLl1F6zATUZYcqBI0cDz7wK/+ovdV47xw1z+f+R7CfGP4P3vkBJKoVEAbcyXH D/LrvuZ0YOigyfTn3oQmO1FKTHFflXeXeAUzm1f5vtTO7Ayml+q+yRQZmKethiMn7PJF+WufCMk m9F7VOxR4uWl8kq/nBbTL1h5ilznL5fVSedU6ZLyUP8aUzl1CX3ZtPXTTb0CnuU1qEkKd/gBHW6 x+L3/cz8hvztPCYrPAX+qPhq4VP+2PSZ551bvHPre5O2DAnQ/QPCi+GQihYUYgpzn2pK9OQm0/I gw17kbvOJkbP6whar3vGo8ErHScAruGaYQNWLC8H3DtHyh3sjXPHFHIjb+0V8xRFJC1JXGOqDZ8 kD3TV8FZ1SLnuWcmVUVwr48990yqLlb6lG0qG/kYgVIn6STkt/lcJQ2iCoaFdjoFxL9QqNd/r93 gKEtwEpe1bU2exDg31rxIoJSNGhWlP4vt4Q0w0v8Nicarlakwhvjh8CLfFquuFf2pnDzkRs/RjQ u8STTh3Ieax2ahIL9W2ZNfz7a5WTQi7sNv1RvxKDW9a/i1yzFMAL+Bw0mRl8dFYYgc8X5mi/k2d WredA5qak/H0FA6e01E9duz9AiFhkQ= X-Developer-Key: i=dlan@kernel.org; a=openpgp; fpr=50B03A1A5CBCD33576EF8CD7920C0DBCAABEFD55 Terminus FE1.1s is USB2.0 protocol compliant 4-port USB HUB, It support MTT (Multiple Transaction Translator) mode, the upstream port supports high-speed 480MHz and full-speed 12MHz modes, also has integrated 5V to 3.3V, 1.8V regulator and Power-On-Reset circuit. Introduce the DT binding for it. Link: https://terminus-usa.com/wp-content/uploads/2024/06/FE1.1s-Product-Br= ief-Rev.-2.0-2023.pdf [1] Signed-off-by: Yixun Lan --- .../devicetree/bindings/usb/terminus,fe11.yaml | 61 ++++++++++++++++++= ++++ 1 file changed, 61 insertions(+) diff --git a/Documentation/devicetree/bindings/usb/terminus,fe11.yaml b/Doc= umentation/devicetree/bindings/usb/terminus,fe11.yaml new file mode 100644 index 000000000000..93bb4066f851 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/terminus,fe11.yaml @@ -0,0 +1,61 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/usb/terminus,fe11.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Terminus FE1.1/1.1S USB 2.0 Hub Controller + +maintainers: + - Yixun Lan + +allOf: + - $ref: usb-hub.yaml# + +properties: + compatible: + enum: + - usb1a40,0101 + + reg: true + + reset-gpios: + description: + GPIO controlling the RESET#, but the reset line can be optional. + + vdd-supply: + description: + Regulator supply to the hub, one of 3.3V or 5V can be chosen. + + ports: + $ref: /schemas/graph.yaml#/properties/ports + + patternProperties: + '^port@': + $ref: /schemas/graph.yaml#/properties/port + + properties: + reg: + minimum: 1 + maximum: 4 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + #include + usb { + #address-cells =3D <1>; + #size-cells =3D <0>; + + hub: hub@1 { + compatible =3D "usb1a40,0101"; + reg =3D <1>; + reset-gpios =3D <&gpio0 1 GPIO_ACTIVE_LOW>; + vdd-supply =3D <&vcc_5v>; + }; + }; --=20 2.53.0