From nobody Thu Dec 18 18:00:43 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D6D81C4167B for ; Mon, 4 Dec 2023 02:03:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234259AbjLDCDE (ORCPT ); Sun, 3 Dec 2023 21:03:04 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49220 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234282AbjLDCDC (ORCPT ); Sun, 3 Dec 2023 21:03:02 -0500 Received: from mail-lf1-x12a.google.com (mail-lf1-x12a.google.com [IPv6:2a00:1450:4864:20::12a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2B32811A for ; Sun, 3 Dec 2023 18:03:07 -0800 (PST) Received: by mail-lf1-x12a.google.com with SMTP id 2adb3069b0e04-50bdec453c8so2486932e87.3 for ; Sun, 03 Dec 2023 18:03:07 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1701655385; x=1702260185; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=ObBx9TWLrIBpB0H9q8V9qBSHqmx+qoGHKzq0yJDmTtU=; b=Wj/bQjc03wNcfC2zoBnv5PekO8ZphTPcnUhI9qlWfGsO9wnUdpuiMy9zk7OyeGMf2+ 2iwd8h05WEoM4UxRAC5IMpjVkE5WhnQ9CQkLP67MdFhDH5GUZes8rE5BawILvODUEpUr +ICV0JifG41DKT/2tJoP1n6c9PwCv0OVhDogMT+H9vi4yV7ndPw7cLCzMMMXOwGKxU25 WT0+KPf3GyvCYNDhsNU78SV0IfCOUrSroSP6s+m43JzKZn26UfWuRhTVsZ21f2OS4eTR HyuQ6H/8M7WX/UTLDDbpVeH4X4V/LHpky/n3+HJ+h/X7W8Hx+MFWoAEyEcK+HPrZDUNS Mgng== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1701655385; x=1702260185; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=ObBx9TWLrIBpB0H9q8V9qBSHqmx+qoGHKzq0yJDmTtU=; b=HEUVBODUxISugcH4gI2KuReJSpF1UpSIhgGMds63U5t6YPYdTXDNnPU1YHD3KKShis UgL+CUDDGup5UzZK2xxKOYzTwKWtcZHlWzwO/y5kYH0NeF3shqO4t3o2rMNn2J9cgr3m /wGkQEb/ePrK+KGuFAMU/Xm//oxyuyvtxgubazgsLUXXN5Qgh/fkC2GBG7bNiJZzH9vr gPXZvFRsW2+l+Rk6czXAq3F+5O0E3Fpip7Y0iG1BPvvGXUKoq0Z6Gbv0asJoy6/hDaTW VV8trQkzd9IcYScETxOnqvXnV0g0B3fTI9bIgwdi47/C0Jnxk35G5qtM/OIkHtJFUIik 584A== X-Gm-Message-State: AOJu0YzlJhxh4R/hPYTkqDPlR5LvHz8gg/OV+WslSVk9ZO2mvL96z8ct cHjwVlaZ0mA9gLjYVFeAhmVetA== X-Google-Smtp-Source: AGHT+IGQ0l3lZw9Y9VLkl78eTQoCX7i8NWPwi3Mb9gkL2b9k9s3lIiyNJDsNIkxsTjgfigkS3zcfGA== X-Received: by 2002:ac2:5ec2:0:b0:50b:f776:1d57 with SMTP id d2-20020ac25ec2000000b0050bf7761d57mr400656lfq.28.1701655385280; Sun, 03 Dec 2023 18:03:05 -0800 (PST) Received: from eriador.unikie.fi ([192.130.178.91]) by smtp.gmail.com with ESMTPSA id v12-20020a056512348c00b0050bea5c2850sm525381lfr.39.2023.12.03.18.03.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 03 Dec 2023 18:03:04 -0800 (PST) From: Dmitry Baryshkov To: "Rob Herring" , "Krzysztof Kozlowski" , "Conor Dooley" , "Andy Gross" , "Bjorn Andersson" , "Konrad Dybcio" , "Hans de Goede" , =?UTF-8?q?Ilpo=20J=C3=A4rvinen?= , "Mark Gross" , "Heikki Krogerus" , "Greg Kroah-Hartman" Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-usb@vger.kernel.org, Rob Herring Subject: [PATCH v4 1/3] dt-bindings: connector: usb: add altmodes description Date: Mon, 4 Dec 2023 04:03:00 +0200 Message-ID: <20231204020303.2287338-2-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231204020303.2287338-1-dmitry.baryshkov@linaro.org> References: <20231204020303.2287338-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Add description of the USB-C AltModes supported on the particular USB-C connector. This is required for devices like Qualcomm Robotics RB5, which have no other way to express alternative modes supported by the hardware platform. Reviewed-by: Rob Herring Signed-off-by: Dmitry Baryshkov --- .../bindings/connector/usb-connector.yaml | 33 +++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/Documentation/devicetree/bindings/connector/usb-connector.yaml= b/Documentation/devicetree/bindings/connector/usb-connector.yaml index 7c8a3e8430d3..28660b931d0c 100644 --- a/Documentation/devicetree/bindings/connector/usb-connector.yaml +++ b/Documentation/devicetree/bindings/connector/usb-connector.yaml @@ -171,6 +171,32 @@ properties: offer the power, Capability Mismatch is set. Required for power sink= and power dual role. =20 + altmodes: + type: object + description: List of Alternative Modes supported by the schematics on = the + particular device. This is only necessary if there are no other mean= s to + discover supported alternative modes (e.g. through the UCSI firmware + interface). + + additionalProperties: false + + patternProperties: + "^(displayport)$": + type: object + description: + A single USB-C Alternative Mode as supported by the USB-C connec= tor logic. + + additionalProperties: false + + properties: + svid: + $ref: /schemas/types.yaml#/definitions/uint16 + description: Unique value assigned by USB-IF to the Vendor / A= ltMode. + enum: [ 0xff01 ] + vdo: + $ref: /schemas/types.yaml#/definitions/uint32 + description: VDO returned by Discover Modes USB PD command. + port: $ref: /schemas/graph.yaml#/properties/port description: OF graph bindings modeling a data bus to the connector, e= .g. @@ -289,6 +315,13 @@ examples: compatible =3D "usb-c-connector"; label =3D "USB-C"; =20 + altmodes { + displayport { + svid =3D /bits/ 16 <0xff01>; + vdo =3D <0x00001c46>; + }; + }; + ports { #address-cells =3D <1>; #size-cells =3D <0>; --=20 2.42.0