From patchwork Fri Jul 1 14:57:03 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arun Ramadoss X-Patchwork-Id: 12903484 X-Patchwork-Delegate: kuba@kernel.org 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 7495FCCA479 for ; Fri, 1 Jul 2022 14:57:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233968AbiGAO5s (ORCPT ); Fri, 1 Jul 2022 10:57:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52924 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233933AbiGAO5k (ORCPT ); Fri, 1 Jul 2022 10:57:40 -0400 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.154.123]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0A39635AAB; Fri, 1 Jul 2022 07:57:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1656687458; x=1688223458; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=WJDGz9/OvbfrZuiibHXSknluM0ipvvuQF6SC2KRZewk=; b=XpdDK/vk8HZahl9dubTFpMVGyUeh56ynki+XUP5UdytcQSWBFhfBBVHk SiJ0GQZIidsYm7a1Rpv63FS1A05vbdQVZL6Ba94k/yinkeRYuvpOwLv7h X8dHFzKPLm6OugWpCp1GYoqTNZIR+YliZUEaLt/fdXUPOpgjtNKbwwjTd 6jfAwoHTLft6gV3a2FsFtDLXdUIaO7BW2zp6j0IyZrBGapfgb7NKYAyep 8xXHaHpNHI0b3+oIopgFxrAh0irCFuA7J4sJj4IAOwYucne8JfY0fJlBf iSLviZ8JiAqw4F+5Pc4h6Ns0/mFeGxSPqIrrXtAqzneIxCyvQMC3/D2xL A==; X-IronPort-AV: E=Sophos;i="5.92,237,1650956400"; d="scan'208";a="166021967" Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa2.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 01 Jul 2022 07:57:37 -0700 Received: from chn-vm-ex01.mchp-main.com (10.10.85.143) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.17; Fri, 1 Jul 2022 07:57:37 -0700 Received: from CHE-LT-I17769U.microchip.com (10.10.115.15) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server id 15.1.2375.17 via Frontend Transport; Fri, 1 Jul 2022 07:57:17 -0700 From: Arun Ramadoss To: , , , CC: Woojung Huh , , Andrew Lunn , Vivien Didelot , Florian Fainelli , Vladimir Oltean , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , "Rob Herring" , Krzysztof Kozlowski , Russell King , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Martin KaFai Lau , "Song Liu" , Yonghong Song , John Fastabend , KP Singh Subject: [Patch net-next v15 02/13] dt-bindings: net: dsa: dt bindings for microchip lan937x Date: Fri, 1 Jul 2022 20:27:03 +0530 Message-ID: <20220701145703.22165-1-arun.ramadoss@microchip.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220701144652.10526-1-arun.ramadoss@microchip.com> References: <20220701144652.10526-1-arun.ramadoss@microchip.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org From: Prasanna Vengateshan Documentation in .yaml format and updates to the MAINTAINERS Also 'make dt_binding_check' is passed. RGMII internal delay values for the mac is retrieved from rx-internal-delay-ps & tx-internal-delay-ps as per the feedback from v3 patch series. https://lore.kernel.org/netdev/20210802121550.gqgbipqdvp5x76ii@skbuf/ It supports only the delay value of 0ns and 2ns. Signed-off-by: Prasanna Vengateshan Signed-off-by: Arun Ramadoss Reviewed-by: Rob Herring Reviewed-by: Florian Fainelli --- .../bindings/net/dsa/microchip,lan937x.yaml | 192 ++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 193 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/dsa/microchip,lan937x.yaml diff --git a/Documentation/devicetree/bindings/net/dsa/microchip,lan937x.yaml b/Documentation/devicetree/bindings/net/dsa/microchip,lan937x.yaml new file mode 100644 index 000000000000..630bf0f8294b --- /dev/null +++ b/Documentation/devicetree/bindings/net/dsa/microchip,lan937x.yaml @@ -0,0 +1,192 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/dsa/microchip,lan937x.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: LAN937x Ethernet Switch Series Tree Bindings + +maintainers: + - UNGLinuxDriver@microchip.com + +allOf: + - $ref: dsa.yaml# + +properties: + compatible: + enum: + - microchip,lan9370 + - microchip,lan9371 + - microchip,lan9372 + - microchip,lan9373 + - microchip,lan9374 + + reg: + maxItems: 1 + + spi-max-frequency: + maximum: 50000000 + + reset-gpios: + description: Optional gpio specifier for a reset line + maxItems: 1 + + mdio: + $ref: /schemas/net/mdio.yaml# + unevaluatedProperties: false + +patternProperties: + "^(ethernet-)?ports$": + patternProperties: + "^(ethernet-)?port@[0-9]+$": + allOf: + - if: + properties: + phy-mode: + contains: + enum: + - rgmii + - rgmii-id + - rgmii-txid + - rgmii-rxid + then: + properties: + rx-internal-delay-ps: + enum: [0, 2000] + default: 0 + tx-internal-delay-ps: + enum: [0, 2000] + default: 0 + +required: + - compatible + - reg + +unevaluatedProperties: false + +examples: + - | + #include + + macb0 { + #address-cells = <1>; + #size-cells = <0>; + + fixed-link { + speed = <1000>; + full-duplex; + }; + }; + + spi { + #address-cells = <1>; + #size-cells = <0>; + + lan9374: switch@0 { + compatible = "microchip,lan9374"; + reg = <0>; + spi-max-frequency = <44000000>; + + ethernet-ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + label = "lan1"; + phy-mode = "internal"; + phy-handle = <&t1phy0>; + }; + + port@1 { + reg = <1>; + label = "lan2"; + phy-mode = "internal"; + phy-handle = <&t1phy1>; + }; + + port@2 { + reg = <2>; + label = "lan4"; + phy-mode = "internal"; + phy-handle = <&t1phy2>; + }; + + port@3 { + reg = <3>; + label = "lan6"; + phy-mode = "internal"; + phy-handle = <&t1phy3>; + }; + + port@4 { + reg = <4>; + phy-mode = "rgmii"; + tx-internal-delay-ps = <2000>; + rx-internal-delay-ps = <2000>; + ethernet = <&macb0>; + + fixed-link { + speed = <1000>; + full-duplex; + }; + }; + + port@5 { + reg = <5>; + label = "lan7"; + phy-mode = "rgmii"; + tx-internal-delay-ps = <2000>; + rx-internal-delay-ps = <2000>; + + fixed-link { + speed = <1000>; + full-duplex; + }; + }; + + port@6 { + reg = <6>; + label = "lan5"; + phy-mode = "internal"; + phy-handle = <&t1phy6>; + }; + + port@7 { + reg = <7>; + label = "lan3"; + phy-mode = "internal"; + phy-handle = <&t1phy7>; + }; + }; + + mdio { + #address-cells = <1>; + #size-cells = <0>; + + t1phy0: ethernet-phy@0{ + reg = <0x0>; + }; + + t1phy1: ethernet-phy@1{ + reg = <0x1>; + }; + + t1phy2: ethernet-phy@2{ + reg = <0x2>; + }; + + t1phy3: ethernet-phy@3{ + reg = <0x3>; + }; + + t1phy6: ethernet-phy@6{ + reg = <0x6>; + }; + + t1phy7: ethernet-phy@7{ + reg = <0x7>; + }; + }; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index d99fedb48ab5..99f8a65fd79b 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -13104,6 +13104,7 @@ M: UNGLinuxDriver@microchip.com L: netdev@vger.kernel.org S: Maintained F: Documentation/devicetree/bindings/net/dsa/microchip,ksz.yaml +F: Documentation/devicetree/bindings/net/dsa/microchip,lan937x.yaml F: drivers/net/dsa/microchip/* F: include/linux/platform_data/microchip-ksz.h F: net/dsa/tag_ksz.c