From nobody Sun Feb 8 05:41:03 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 C3DA52853F7; Tue, 6 May 2025 17:09:34 +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=1746551374; cv=none; b=N0BT/MbtNrc8/7v0TMMseIjMFzH5BaQ0onQgEMrAxPk+d6ifZtGRIme0XSDS3sXjY2Msd6+g3YNLvjt6+jl6gQElT/k+Y1TKlj2D39wfoICjysW2MxTfbCeuz7+JxLFXCqK//6egUQzr3Kli9t8vZjazaC/B3xyS4yITE/L+qU0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746551374; c=relaxed/simple; bh=pwtLzPif3UxjTFKs4y8IgdJ7SvrBTPG4ooY9nRPu9+k=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=OUGJblcfISq/wRoTnXX7LVx8tIOAXyUDwIzPN2KyQrFh7LIj8ilFbyVExPmc3CUNOymGXwa7EHItKkbIsrH/Ayd/Qaks0rLThPSS9vZmUwZ61b3LfG4DtLAAhiUJkblKzU4VuOu7yqa1JzaOHrqVUwx9QlR+VXE/sgeiV5u8FqM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Cd1jEIrN; 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="Cd1jEIrN" Received: by smtp.kernel.org (Postfix) with ESMTPS id 4B814C4CEE4; Tue, 6 May 2025 17:09:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1746551374; bh=pwtLzPif3UxjTFKs4y8IgdJ7SvrBTPG4ooY9nRPu9+k=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=Cd1jEIrNH1fw0sN+2+GlMNYkOvpFtrAY3fqw5Xo8at07tAyBQZVeWPYdyq8Dz6S3T 1/8rzORY+vcApvzVLW1nvA1VgtzwWKIiRHIS1mK8qDYEoCzR7oDxLu3UzDhqxJAuXv 9XxUpSwbac1zAj0xQKK419sMsD0WEA/dd7LQC3Ld5A5o5D0fq1CC7qfFN0lTCeZiqx kG9u8DnpK+vaL1C4mjA44JEqoVCufjf7vs7/5VicrCtSyQotaPcWkoAQjqrGo/Bv4H OyGImq7sYuxJygk1TlehM+iiOZ2XUgOhsEy94qC27Ii+OhaO8tpe6yQY6BC1z1kZdt xerSJVtB5Gz8A== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3BD31C3ABBC; Tue, 6 May 2025 17:09:34 +0000 (UTC) From: Aaron Kling via B4 Relay Date: Tue, 06 May 2025 12:09:17 -0500 Subject: [PATCH v2 1/2] dt-bindings: phy: tegra-xusb: Document role-switch-default-mode 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: <20250506-xusb-peripheral-v2-1-bfbe00671389@gmail.com> References: <20250506-xusb-peripheral-v2-0-bfbe00671389@gmail.com> In-Reply-To: <20250506-xusb-peripheral-v2-0-bfbe00671389@gmail.com> To: JC Kuo , Vinod Koul , Kishon Vijay Abraham I , Thierry Reding , Jonathan Hunter , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-phy@lists.infradead.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Aaron Kling X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1746551373; l=12515; i=webgeek1234@gmail.com; s=20250217; h=from:subject:message-id; bh=bXDz9V7ijjOjEJDjbseeUMoc4cMqeqy8K+grZCx+HLw=; b=GK4I3KpBd+lxijxREOMj3v4HHSzQOPDNux/+SXpHMeMi8uzDS6uEDdGuyu5bXQw2ENsgPvtPL L19irEOUYKfDSAsiMpZ9XZxUubnrs+Hepayj3lgnO6WCO/Hi5ly24XI X-Developer-Key: i=webgeek1234@gmail.com; a=ed25519; pk=TQwd6q26txw7bkK7B8qtI/kcAohZc7bHHGSD7domdrU= X-Endpoint-Received: by B4 Relay for webgeek1234@gmail.com/20250217 with auth_id=342 X-Original-From: Aaron Kling Reply-To: webgeek1234@gmail.com From: Aaron Kling This property is used to default an otg port to host or peripheral. Signed-off-by: Aaron Kling --- .../bindings/phy/nvidia,tegra124-xusb-padctl.yaml | 33 ++++++++++++++++++= ++ .../bindings/phy/nvidia,tegra186-xusb-padctl.yaml | 27 ++++++++++++++++ .../bindings/phy/nvidia,tegra194-xusb-padctl.yaml | 36 ++++++++++++++++++= ++++ .../bindings/phy/nvidia,tegra210-xusb-padctl.yaml | 36 ++++++++++++++++++= ++++ 4 files changed, 132 insertions(+) diff --git a/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-pad= ctl.yaml b/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padct= l.yaml index 33b41b6b2fd539450f9ce72db8bba204e9c08eba..f383f25d932071bb4e4c86cb9f8= 7f51e6a59aaac 100644 --- a/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.yaml +++ b/Documentation/devicetree/bindings/phy/nvidia,tegra124-xusb-padctl.yaml @@ -357,10 +357,21 @@ properties: =20 See ../connector/usb-connector.yaml. =20 + role-switch-default-mode: + description: + Indicates if usb-role-switch is enabled, the device default = operation + mode of controller while usb role is USB_ROLE_NONE. + $ref: /schemas/types.yaml#/definitions/string + enum: [host, peripheral] + default: peripheral + vbus-supply: description: A phandle to the regulator supplying the VBUS voltage. =20 + dependencies: + role-switch-default-mode: [ usb-role-switch ] + usb2-1: type: object additionalProperties: false @@ -392,10 +403,21 @@ properties: =20 See ../connector/usb-connector.yaml. =20 + role-switch-default-mode: + description: + Indicates if usb-role-switch is enabled, the device default = operation + mode of controller while usb role is USB_ROLE_NONE. + $ref: /schemas/types.yaml#/definitions/string + enum: [host, peripheral] + default: peripheral + vbus-supply: description: A phandle to the regulator supplying the VBUS voltage. =20 + dependencies: + role-switch-default-mode: [ usb-role-switch ] + usb2-2: type: object additionalProperties: false @@ -427,10 +449,21 @@ properties: =20 See ../connector/usb-connector.yaml. =20 + role-switch-default-mode: + description: + Indicates if usb-role-switch is enabled, the device default = operation + mode of controller while usb role is USB_ROLE_NONE. + $ref: /schemas/types.yaml#/definitions/string + enum: [host, peripheral] + default: peripheral + vbus-supply: description: A phandle to the regulator supplying the VBUS voltage. =20 + dependencies: + role-switch-default-mode: [ usb-role-switch ] + ulpi-0: type: object additionalProperties: false diff --git a/Documentation/devicetree/bindings/phy/nvidia,tegra186-xusb-pad= ctl.yaml b/Documentation/devicetree/bindings/phy/nvidia,tegra186-xusb-padct= l.yaml index 8b1d5a8529e38a1956a60e402c40ebec089ff2e9..f38ed6d339f125df136bcf0e954= efb9f5b46466a 100644 --- a/Documentation/devicetree/bindings/phy/nvidia,tegra186-xusb-padctl.yaml +++ b/Documentation/devicetree/bindings/phy/nvidia,tegra186-xusb-padctl.yaml @@ -260,12 +260,21 @@ properties: =20 See ../connector/usb-connector.yaml. =20 + role-switch-default-mode: + description: + Indicates if usb-role-switch is enabled, the device default = operation + mode of controller while usb role is USB_ROLE_NONE. + $ref: /schemas/types.yaml#/definitions/string + enum: [host, peripheral] + default: peripheral + vbus-supply: description: A phandle to the regulator supplying the VBUS voltage. =20 dependencies: usb-role-switch: [ connector ] + role-switch-default-mode: [ usb-role-switch ] =20 usb2-1: type: object @@ -298,12 +307,21 @@ properties: =20 See ../connector/usb-connector.yaml. =20 + role-switch-default-mode: + description: + Indicates if usb-role-switch is enabled, the device default = operation + mode of controller while usb role is USB_ROLE_NONE. + $ref: /schemas/types.yaml#/definitions/string + enum: [host, peripheral] + default: peripheral + vbus-supply: description: A phandle to the regulator supplying the VBUS voltage. =20 dependencies: usb-role-switch: [ connector ] + role-switch-default-mode: [ usb-role-switch ] =20 usb2-2: type: object @@ -336,12 +354,21 @@ properties: =20 See ../connector/usb-connector.yaml. =20 + role-switch-default-mode: + description: + Indicates if usb-role-switch is enabled, the device default = operation + mode of controller while usb role is USB_ROLE_NONE. + $ref: /schemas/types.yaml#/definitions/string + enum: [host, peripheral] + default: peripheral + vbus-supply: description: A phandle to the regulator supplying the VBUS voltage. =20 dependencies: usb-role-switch: [ connector ] + role-switch-default-mode: [ usb-role-switch ] =20 hsic-0: type: object diff --git a/Documentation/devicetree/bindings/phy/nvidia,tegra194-xusb-pad= ctl.yaml b/Documentation/devicetree/bindings/phy/nvidia,tegra194-xusb-padct= l.yaml index 6e3398399628766e820ff2a5da0ee644dcdee956..8253ff3ac5e8cffba16ddca3fbb= c0fa32b58384f 100644 --- a/Documentation/devicetree/bindings/phy/nvidia,tegra194-xusb-padctl.yaml +++ b/Documentation/devicetree/bindings/phy/nvidia,tegra194-xusb-padctl.yaml @@ -251,12 +251,21 @@ properties: =20 See ../connector/usb-connector.yaml. =20 + role-switch-default-mode: + description: + Indicates if usb-role-switch is enabled, the device default = operation + mode of controller while usb role is USB_ROLE_NONE. + $ref: /schemas/types.yaml#/definitions/string + enum: [host, peripheral] + default: peripheral + vbus-supply: description: A phandle to the regulator supplying the VBUS voltage. =20 dependencies: usb-role-switch: [ connector ] + role-switch-default-mode: [ usb-role-switch ] =20 usb2-1: type: object @@ -289,12 +298,21 @@ properties: =20 See ../connector/usb-connector.yaml. =20 + role-switch-default-mode: + description: + Indicates if usb-role-switch is enabled, the device default = operation + mode of controller while usb role is USB_ROLE_NONE. + $ref: /schemas/types.yaml#/definitions/string + enum: [host, peripheral] + default: peripheral + vbus-supply: description: A phandle to the regulator supplying the VBUS voltage. =20 dependencies: usb-role-switch: [ connector ] + role-switch-default-mode: [ usb-role-switch ] =20 usb2-2: type: object @@ -327,12 +345,21 @@ properties: =20 See ../connector/usb-connector.yaml. =20 + role-switch-default-mode: + description: + Indicates if usb-role-switch is enabled, the device default = operation + mode of controller while usb role is USB_ROLE_NONE. + $ref: /schemas/types.yaml#/definitions/string + enum: [host, peripheral] + default: peripheral + vbus-supply: description: A phandle to the regulator supplying the VBUS voltage. =20 dependencies: usb-role-switch: [ connector ] + role-switch-default-mode: [ usb-role-switch ] =20 usb2-3: type: object @@ -365,12 +392,21 @@ properties: =20 See ../connector/usb-connector.yaml. =20 + role-switch-default-mode: + description: + Indicates if usb-role-switch is enabled, the device default = operation + mode of controller while usb role is USB_ROLE_NONE. + $ref: /schemas/types.yaml#/definitions/string + enum: [host, peripheral] + default: peripheral + vbus-supply: description: A phandle to the regulator supplying the VBUS voltage. =20 dependencies: usb-role-switch: [ connector ] + role-switch-default-mode: [ usb-role-switch ] =20 usb3-0: type: object diff --git a/Documentation/devicetree/bindings/phy/nvidia,tegra210-xusb-pad= ctl.yaml b/Documentation/devicetree/bindings/phy/nvidia,tegra210-xusb-padct= l.yaml index e9237c58ce45df7fa25cac861891b3fe76efe83d..c14bb947d306912fb732ff21951= 1c6d6fda80f7c 100644 --- a/Documentation/devicetree/bindings/phy/nvidia,tegra210-xusb-padctl.yaml +++ b/Documentation/devicetree/bindings/phy/nvidia,tegra210-xusb-padctl.yaml @@ -379,12 +379,21 @@ properties: =20 See ../connector/usb-connector.yaml. =20 + role-switch-default-mode: + description: + Indicates if usb-role-switch is enabled, the device default = operation + mode of controller while usb role is USB_ROLE_NONE. + $ref: /schemas/types.yaml#/definitions/string + enum: [host, peripheral] + default: peripheral + vbus-supply: description: A phandle to the regulator supplying the VBUS voltage. =20 dependencies: usb-role-switch: [ connector ] + role-switch-default-mode: [ usb-role-switch ] =20 usb2-1: type: object @@ -417,12 +426,21 @@ properties: =20 See ../connector/usb-connector.yaml. =20 + role-switch-default-mode: + description: + Indicates if usb-role-switch is enabled, the device default = operation + mode of controller while usb role is USB_ROLE_NONE. + $ref: /schemas/types.yaml#/definitions/string + enum: [host, peripheral] + default: peripheral + vbus-supply: description: A phandle to the regulator supplying the VBUS voltage. =20 dependencies: usb-role-switch: [ connector ] + role-switch-default-mode: [ usb-role-switch ] =20 usb2-2: type: object @@ -455,12 +473,21 @@ properties: =20 See ../connector/usb-connector.yaml. =20 + role-switch-default-mode: + description: + Indicates if usb-role-switch is enabled, the device default = operation + mode of controller while usb role is USB_ROLE_NONE. + $ref: /schemas/types.yaml#/definitions/string + enum: [host, peripheral] + default: peripheral + vbus-supply: description: A phandle to the regulator supplying the VBUS voltage. =20 dependencies: usb-role-switch: [ connector ] + role-switch-default-mode: [ usb-role-switch ] =20 usb2-3: type: object @@ -493,12 +520,21 @@ properties: =20 See ../connector/usb-connector.yaml. =20 + role-switch-default-mode: + description: + Indicates if usb-role-switch is enabled, the device default = operation + mode of controller while usb role is USB_ROLE_NONE. + $ref: /schemas/types.yaml#/definitions/string + enum: [host, peripheral] + default: peripheral + vbus-supply: description: A phandle to the regulator supplying the VBUS voltage. =20 dependencies: usb-role-switch: [ connector ] + role-switch-default-mode: [ usb-role-switch ] =20 hsic-0: type: object --=20 2.48.1