From patchwork Thu Jun 27 15:31:45 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxime Ripard X-Patchwork-Id: 11019921 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 5D41276 for ; Thu, 27 Jun 2019 15:33:48 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4B70F1FF0B for ; Thu, 27 Jun 2019 15:33:48 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3F42C201BD; Thu, 27 Jun 2019 15:33:48 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 46C0D201BC for ; Thu, 27 Jun 2019 15:33:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=zdzTlyKoaRB++GT7yj6iC1Y+rEyODAoIsxYdDvkHJ9o=; b=spXWPjVJaDRn9e J8jkvHXpRBOKLd7iX5KH/gEEUFKWKzFZ/O3MmlXvSgbGAKx8VhB1mafGpdEaL1rvc6RHHMoSdEiba oyVZtOMkaW2xgsEU0gZz9gGZgsSK6jj1bsvoirbSgbcPne7KoAtfmtE/bmnth9FUcxNw75jTK9Stk FKxwwS0mj4rM+nA4Oo7KP6Y6YEErCjEPCZMtQ3bp545jULR0CaDTIAUsWKT+UQq02hwDdB0ipmGgg SPkoNmwYi25Ie4itjRS0/mRaS9gi8x8/P9wgXq09UIOgzkhVdtA42UjmKAhSMQM5MjFNoDBWGI7UX ASFH9IKPCkScMH/8DYwg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hgWPB-0007E0-4w; Thu, 27 Jun 2019 15:33:45 +0000 Received: from relay1-d.mail.gandi.net ([217.70.183.193]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hgWNk-0006Ha-Rc for linux-arm-kernel@lists.infradead.org; Thu, 27 Jun 2019 15:32:19 +0000 X-Originating-IP: 86.250.200.211 Received: from localhost (lfbn-1-17395-211.w86-250.abo.wanadoo.fr [86.250.200.211]) (Authenticated sender: maxime.ripard@bootlin.com) by relay1-d.mail.gandi.net (Postfix) with ESMTPSA id 9B895240004; Thu, 27 Jun 2019 15:32:09 +0000 (UTC) From: Maxime Ripard To: Mark Rutland , Rob Herring , Frank Rowand , "David S . Miller" , Chen-Yu Tsai , Maxime Ripard Subject: [PATCH v4 03/13] dt-bindings: net: Add a YAML schemas for the generic MDIO options Date: Thu, 27 Jun 2019 17:31:45 +0200 Message-Id: X-Mailer: git-send-email 2.21.0 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190627_083217_436150_A788AFDE X-CRM114-Status: GOOD ( 13.29 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Florian Fainelli , Alexandre Torgue , Andrew Lunn , =?utf-8?q?Antoine_T=C3=A9nart?= , netdev@vger.kernel.org, Maxime Chevallier , Maxime Coquelin , linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, Heiner Kallweit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP The MDIO buses have a number of available device tree properties that can be used in their device tree node. Add a YAML schemas for those. Suggested-by: Andrew Lunn Signed-off-by: Maxime Ripard Reviewed-by: Andrew Lunn Reviewed-by: Rob Herring --- Documentation/devicetree/bindings/net/mdio.txt | 38 +------------- Documentation/devicetree/bindings/net/mdio.yaml | 51 ++++++++++++++++++- 2 files changed, 52 insertions(+), 37 deletions(-) create mode 100644 Documentation/devicetree/bindings/net/mdio.yaml diff --git a/Documentation/devicetree/bindings/net/mdio.txt b/Documentation/devicetree/bindings/net/mdio.txt index e3e1603f256c..cf8a0105488e 100644 --- a/Documentation/devicetree/bindings/net/mdio.txt +++ b/Documentation/devicetree/bindings/net/mdio.txt @@ -1,37 +1 @@ -Common MDIO bus properties. - -These are generic properties that can apply to any MDIO bus. - -Optional properties: -- reset-gpios: One GPIO that control the RESET lines of all PHYs on that MDIO - bus. -- reset-delay-us: RESET pulse width in microseconds. - -A list of child nodes, one per device on the bus is expected. These -should follow the generic phy.txt, or a device specific binding document. - -The 'reset-delay-us' indicates the RESET signal pulse width in microseconds and -applies to all PHY devices. It must therefore be appropriately determined based -on all PHY requirements (maximum value of all per-PHY RESET pulse widths). - -Example : -This example shows these optional properties, plus other properties -required for the TI Davinci MDIO driver. - - davinci_mdio: ethernet@5c030000 { - compatible = "ti,davinci_mdio"; - reg = <0x5c030000 0x1000>; - #address-cells = <1>; - #size-cells = <0>; - - reset-gpios = <&gpio2 5 GPIO_ACTIVE_LOW>; - reset-delay-us = <2>; - - ethphy0: ethernet-phy@1 { - reg = <1>; - }; - - ethphy1: ethernet-phy@3 { - reg = <3>; - }; - }; +This file has moved to mdio.yaml. diff --git a/Documentation/devicetree/bindings/net/mdio.yaml b/Documentation/devicetree/bindings/net/mdio.yaml new file mode 100644 index 000000000000..b8fa8251c4bc --- /dev/null +++ b/Documentation/devicetree/bindings/net/mdio.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/mdio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MDIO Bus Generic Binding + +maintainers: + - Andrew Lunn + - Florian Fainelli + - Heiner Kallweit + +description: + These are generic properties that can apply to any MDIO bus. Any + MDIO bus must have a list of child nodes, one per device on the + bus. These should follow the generic ethernet-phy.yaml document, or + a device specific binding document. + +properties: + reset-gpios: + maxItems: 1 + description: + The phandle and specifier for the GPIO that controls the RESET + lines of all PHYs on that MDIO bus. + + reset-delay-us: + description: + RESET pulse width in microseconds. It applies to all PHY devices + and must therefore be appropriately determined based on all PHY + requirements (maximum value of all per-PHY RESET pulse widths). + +examples: + - | + davinci_mdio: mdio@5c030000 { + compatible = "ti,davinci_mdio"; + reg = <0x5c030000 0x1000>; + #address-cells = <1>; + #size-cells = <0>; + + reset-gpios = <&gpio2 5 1>; + reset-delay-us = <2>; + + ethphy0: ethernet-phy@1 { + reg = <1>; + }; + + ethphy1: ethernet-phy@3 { + reg = <3>; + }; + };