From patchwork Tue Dec 14 23:34:31 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Marek_Beh=C3=BAn?= X-Patchwork-Id: 12676937 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id EA608C433FE for ; Tue, 14 Dec 2021 23:34:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=gLrNOxi754Q0XnAoiCefIl79mhUHVIA/MkZ+KTgz0Cs=; b=HS15kO5N2GfTTe tXymQNPPIxJ/We0xYZ/46aBQd6SmL/AsxL5gj2ACmMKSXL215KbJI3+w6m8e2tNe6X4uIB/BECdxO aowwSEME01YwzmlnHuP/Surm2uCoQVSuUVBGRajuyZxBhQZyXrCqMT0cwYv277jk+m9E/9CVo7BBb +HU/C4OuZXdSSrACKNe15h5/cbdiFXqeOcs8MD5mmcfPMkgsXzBaOwow2ZqzCLc3mIJDNlxFAvr27 i68Ur8yMmjj3z7dXxhqFp9IU3eEORCOXGnaxthi0Wnhzqkq/F7RInQBsppz2W8paPyEH+1cVa9DXM 4kaz2Qy1RKeXYVsRGivw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mxHJn-00G1rV-B1; Tue, 14 Dec 2021 23:34:47 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mxHJi-00G1py-69 for linux-phy@lists.infradead.org; Tue, 14 Dec 2021 23:34:43 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id A6F8961769; Tue, 14 Dec 2021 23:34:41 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C2AF0C34605; Tue, 14 Dec 2021 23:34:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1639524881; bh=F9c6TqEtJNBAy48jwMwJKWur2ITtODBYI89zx7MFjgM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=YRj/z3iQr74eRpqmQnsNL4rZUrf3Y+SwYbqaHxUtaGPB7OfXQ97mAni/3sa+TRvTE OHdp9JM7nJSRaM1KeoUbYEG1zbnobPSsweHIWDSdOwzCix1v5kOBH68QuA5/hKvsRx DngRiPiRAy2KzQ+6oBaGNyMScLwHLOjG+780tcY2jK+85hEaJaBPun5EGIph1rCvB0 CYSgf2Y+F07OpvhQQtn7CGbtLr0rkWxix2O2x36DMmJasYjVPob1/dbwHgOBijZIFp MFJfGbJ3CSNVFOjA30jcclJP85IbepID6HinXhESIjjvkL630FsQmjDY9G9B8XDTIG XzOvwgq77YM6A== From: =?utf-8?q?Marek_Beh=C3=BAn?= To: Rob Herring , devicetree@vger.kernel.org Cc: Vladimir Oltean , Holger Brunck , Andrew Lunn , "netdev@vger.kernel.org" , Russell King , linux-phy@lists.infradead.org, Vinod Koul , Kishon Vijay Abraham I , =?utf-8?q?Marek_Beh=C3=BAn?= Subject: [PATCH devicetree 1/2] dt-bindings: phy: Convert generic PHY provider binding to YAML Date: Wed, 15 Dec 2021 00:34:31 +0100 Message-Id: <20211214233432.22580-2-kabel@kernel.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20211214233432.22580-1-kabel@kernel.org> References: <20211214233432.22580-1-kabel@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211214_153442_333386_5DCBE4EF X-CRM114-Status: GOOD ( 19.11 ) 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: , Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org Convert phy-bindings.txt to YAML. This creates binding only for PHY provider, since PHY consumer binding is in dtschema. Consumer binding example is provided. Signed-off-by: Marek Behún --- .../devicetree/bindings/phy/phy-bindings.txt | 73 +------------------ .../devicetree/bindings/phy/phy.yaml | 59 +++++++++++++++ 2 files changed, 60 insertions(+), 72 deletions(-) create mode 100644 Documentation/devicetree/bindings/phy/phy.yaml diff --git a/Documentation/devicetree/bindings/phy/phy-bindings.txt b/Documentation/devicetree/bindings/phy/phy-bindings.txt index c4eb38902533..ded3cf18352d 100644 --- a/Documentation/devicetree/bindings/phy/phy-bindings.txt +++ b/Documentation/devicetree/bindings/phy/phy-bindings.txt @@ -1,72 +1 @@ -This document explains only the device tree data binding. For general -information about PHY subsystem refer to Documentation/driver-api/phy/phy.rst - -PHY device node -=============== - -Required Properties: -#phy-cells: Number of cells in a PHY specifier; The meaning of all those - cells is defined by the binding for the phy node. The PHY - provider can use the values in cells to find the appropriate - PHY. - -Optional Properties: -phy-supply: Phandle to a regulator that provides power to the PHY. This - regulator will be managed during the PHY power on/off sequence. - -For example: - -phys: phy { - compatible = "xxx"; - reg = <...>; - . - . - #phy-cells = <1>; - . - . -}; - -That node describes an IP block (PHY provider) that implements 2 different PHYs. -In order to differentiate between these 2 PHYs, an additional specifier should be -given while trying to get a reference to it. - -PHY user node -============= - -Required Properties: -phys : the phandle for the PHY device (used by the PHY subsystem; not to be - confused with the Ethernet specific 'phy' and 'phy-handle' properties, - see Documentation/devicetree/bindings/net/ethernet.txt for these) -phy-names : the names of the PHY corresponding to the PHYs present in the - *phys* phandle - -Example 1: -usb1: usb_otg_ss@xxx { - compatible = "xxx"; - reg = ; - . - . - phys = <&usb2_phy>, <&usb3_phy>; - phy-names = "usb2phy", "usb3phy"; - . - . -}; - -This node represents a controller that uses two PHYs, one for usb2 and one for -usb3. - -Example 2: -usb2: usb_otg_ss@xxx { - compatible = "xxx"; - reg = ; - . - . - phys = <&phys 1>; - phy-names = "usbphy"; - . - . -}; - -This node represents a controller that uses one of the PHYs of the PHY provider -device defined previously. Note that the phy handle has an additional specifier -"1" to differentiate between the two PHYs. +This file has moved to ./phy.yaml. diff --git a/Documentation/devicetree/bindings/phy/phy.yaml b/Documentation/devicetree/bindings/phy/phy.yaml new file mode 100644 index 000000000000..a5b6b04cff5b --- /dev/null +++ b/Documentation/devicetree/bindings/phy/phy.yaml @@ -0,0 +1,59 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/phy/phy.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Common PHY Provider Generic Binding + +description: + This is the generic binding for common PHYs providers. + +maintainers: + - Kishon Vijay Abraham I + - Vinod Koul + +select: + required: + - '#phy-cells' + +properties: + '#phy-cells': + $ref: '/schemas/types.yaml#/definitions/uint32' + description: + Number of cells in a PHY specifier. The meaning of all those cells is + defined by the binding for the PHY node. The PHY provider can use the + values in cells to find the appropriate PHY. + maximum: 16 + + phy-supply: + description: + Phandle to a regulator that provides power to the PHY. This regulator + will be managed during the PHY power on/off sequence. + +required: + - '#phy-cells' + +additionalProperties: true + +examples: + - | + phy_regulator: regulator { + compatible = "regulator-fixed"; + regulator-name = "phy-regulator"; + }; + + phy: phy { + #phy-cells = <1>; + phy-supply = <&phy_regulator>; + }; + + ethernet-controller { + phys = <&phy 0>; + phy-names = "ethphy"; + }; + + usb { + phys = <&phy 1>, <&phy 2>; + phy-names = "usb2phy", "usb3phy"; + };