From patchwork Thu Aug 25 13:02:05 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Oleksij Rempel X-Patchwork-Id: 1670250 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by legolas.ozlabs.org (Postfix) with ESMTP id 4MD36M2f6wz1yhC for ; Thu, 25 Aug 2022 23:02:51 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242166AbiHYNCs (ORCPT ); Thu, 25 Aug 2022 09:02:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39404 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241441AbiHYNCi (ORCPT ); Thu, 25 Aug 2022 09:02:38 -0400 Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 714B57E014 for ; Thu, 25 Aug 2022 06:02:35 -0700 (PDT) Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1oRCUz-0007zc-9h; Thu, 25 Aug 2022 15:02:17 +0200 Received: from [2a0a:edc0:0:1101:1d::ac] (helo=dude04.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1oRCUw-001uGi-Pv; Thu, 25 Aug 2022 15:02:14 +0200 Received: from ore by dude04.red.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1oRCUv-00FeTw-0a; Thu, 25 Aug 2022 15:02:13 +0200 From: Oleksij Rempel To: Andrew Lunn , Heiner Kallweit , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Russell King , Rob Herring , Krzysztof Kozlowski , Jonathan Corbet Cc: Oleksij Rempel , kernel@pengutronix.de, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-doc@vger.kernel.org, David Jander , Luka Perkov , Robert Marko Subject: [PATCH net-next v2 1/7] dt-bindings: net: pse-dt: add bindings for generic PSE controller Date: Thu, 25 Aug 2022 15:02:05 +0200 Message-Id: <20220825130211.3730461-2-o.rempel@pengutronix.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220825130211.3730461-1-o.rempel@pengutronix.de> References: <20220825130211.3730461-1-o.rempel@pengutronix.de> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: ore@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: devicetree@vger.kernel.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add binding for generic Ethernet PSE controller. Signed-off-by: Oleksij Rempel --- changes v2: - rename compatible to more generic "ieee802.3-pse" - add class and type properties for PoDL and PoE variants - add pairs property --- .../bindings/net/pse-pd/generic-pse.yaml | 95 +++++++++++++++++++ 1 file changed, 95 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/pse-pd/generic-pse.yaml diff --git a/Documentation/devicetree/bindings/net/pse-pd/generic-pse.yaml b/Documentation/devicetree/bindings/net/pse-pd/generic-pse.yaml new file mode 100644 index 0000000000000..ecd226df66f4e --- /dev/null +++ b/Documentation/devicetree/bindings/net/pse-pd/generic-pse.yaml @@ -0,0 +1,95 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/pse-pd/generic-pse.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Generic Power Sourcing Equipment + +maintainers: + - Oleksij Rempel + +description: Generic PSE controller. The device must be referenced by the PHY + node to control power injection to the Ethernet cable. + +properties: + compatible: + const: ieee802.3-pse + + '#pse-cells': + const: 0 + + ieee802.3-pse-supply: + description: Power supply for the PSE controller + + ieee802.3-pairs: + $ref: /schemas/types.yaml#/definitions/int8-array + description: Array of number of twisted-pairs capable to deliver power. + Since not all circuits are able to support all pair variants, the array of + supported variants should be specified. + Note - single twisted-pair PSE is formally know as PoDL PSE. + items: + enum: [1, 2, 4] + + ieee802.3-pse-type: + $ref: /schemas/types.yaml#/definitions/uint8 + minimum: 1 + maximum: 2 + description: PSE Type. Describes classification- and class-capabilities. + Not compatible with PoDL PSE Type. + Type 1 - provides a Class 0, 1, 2, or 3 signature during Physical Layer + classification. + Type 2 - provides a Class 4 signature during Physical Layer + classification, understands 2-Event classification, and is capable of + Data Link Layer classification. + + ieee802.3-pse-class: + $ref: /schemas/types.yaml#/definitions/int8-array + items: + enum: [0, 1, 2, 3, 4] + description: PSE Class. Array of supported classes by the 2 and 4 pair PSE. + + ieee802.3-podl-pse-type: + $ref: /schemas/types.yaml#/definitions/string + enum: [a, b, c, d, e] + description: PoDL PSE Type. Describes compatibility to physical Layer + specifications. + Type A - cost optimized for 100BASE-T1 + Type B - cost optimized for 1000BASE-T1 + Type C - works with 100BASE-T1 and 1000BASE-T1 + Type D - optimized for 10BASE-T1S + Type E - optimized for 10BASE-T1L + + ieee802.3-podl-pse-class: + $ref: /schemas/types.yaml#/definitions/int8-array + items: + enum: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15] + description: PoDL PSE Class. Array of supported classes by the + single twisted-pair PoDL PSE. + +additionalProperties: false + +required: + - compatible + - '#pse-cells' + - ieee802.3-pse-supply + +examples: + - | + pse_t1l2: ethernet-pse-1 { + compatible = "ieee802.3-pse"; + ieee802.3-pse-supply = <®_t1l1>; + ieee802.3-podl-pse-type = "e"; + ieee802.3-podl-pse-class = /bits/ 8 <0 1>; + ieee802.3-pairs = /bits/ 8 <1>; + #pse-cells = <0>; + }; + - | + pse_poe: ethernet-pse-2 { + compatible = "ieee802.3-pse"; + ieee802.3-pse-supply = <®_poe>; + ieee802.3-pairs = /bits/ 8 <2 4>; + ieee802.3-pse-type = /bits/ 8 <1>; + ieee802.3-pse-class = /bits/ 8 <0 1>; + #pse-cells = <0>; + };