From mboxrd@z Thu Jan 1 00:00:00 1970 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5AB88C433F5 for ; Fri, 29 Oct 2021 05:23:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4465861151 for ; Fri, 29 Oct 2021 05:23:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231811AbhJ2FZr (ORCPT ); Fri, 29 Oct 2021 01:25:47 -0400 Received: from esa.microchip.iphmx.com ([68.232.154.123]:58561 "EHLO esa.microchip.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231814AbhJ2FZq (ORCPT ); Fri, 29 Oct 2021 01:25:46 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1635484998; x=1667020998; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=JXHYH1Ym1rFhDPeRpogLnFo9VAZvH3yoATMir2ARwtY=; b=K4Sf+d8WMSBDTjga95HXLqOpQ/rwRJSx8XNdM8VaEgWa86xZazS/w4sG FkhP2NBWSA/D6CdDrNzMNUlIeqiaAZXt3XPSEMOegiKRH4KPeid5/W/dJ m0DJlAbcNXGbvF2e67yEoFn+Doa27ANnmATKBEoZaYKQ+7nwnQSrsUBT5 0hmEPmiKj7HwfMl4tzdvh59COLhwigvz2M3mXCxoe1WRuvNjmbNokjx1K F6Ipy3yaJ6aCak6aI3D4PlCQTiyyyLueDlnV8XaBxTus8ZlnoEt8ad7pi YSHFOdOzA1bPvf9HRUtAQaY/DKdi2JjtgVSs9rL+yrTt80F69Z+WNztf9 g==; IronPort-SDR: GLAPVi3nAJqXIposp0EwOf9rVmW1/Um54wnZNmu98rjQG6YNEUEcfggk1JI0iw3sXn0oH77vSm Y04kJR62Ptdf0Hsbico0zqgiJ87vMYzyyaiPMvVYYSVLehbHBFOspUTR7t0cXCE/11vAFYfFM9 TywdmzsPIb9fYPD07jC9JgY+zTmji5Gq8wS4xPsX1K9P903N2SGL76/nsZV32M29qQi/XBrv5j 5WOVBP53h3+B4fO1UbABmuR6qgzMXFSSM0QAY6hNeaODEsBdM49SdukKaxe3yQL9xXX6y31+ww b+/X6TWIeGPqmGz0LsFIBaTj X-IronPort-AV: E=Sophos;i="5.87,191,1631602800"; d="scan'208";a="137295207" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa2.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 28 Oct 2021 22:23:17 -0700 Received: from chn-vm-ex04.mchp-main.com (10.10.85.152) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2176.14; Thu, 28 Oct 2021 22:23:16 -0700 Received: from CHE-LT-I21427LX.microchip.com (10.10.115.15) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server id 15.1.2176.14 via Frontend Transport; Thu, 28 Oct 2021 22:23:08 -0700 From: Prasanna Vengateshan To: , , , CC: , , , , , , , , , Subject: [PATCH v6 net-next 01/10] dt-bindings: net: dsa: dt bindings for microchip lan937x Date: Fri, 29 Oct 2021 10:52:47 +0530 Message-ID: <20211029052256.144739-2-prasanna.vengateshan@microchip.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20211029052256.144739-1-prasanna.vengateshan@microchip.com> References: <20211029052256.144739-1-prasanna.vengateshan@microchip.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Documentation in .yaml format and updates to the MAINTAINERS Also 'make dt_binding_check' is passed. Introduced rx-internal-delay-ps & tx-internal-delay-ps for RGMII internal delay along with min/max values. This is to address the Vladimir proposal from the previous revision and mdio details are added as suggested by Rob. Signed-off-by: Prasanna Vengateshan --- .../bindings/net/dsa/microchip,lan937x.yaml | 180 ++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 181 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..0bc16894c8c4 --- /dev/null +++ b/Documentation/devicetree/bindings/net/dsa/microchip,lan937x.yaml @@ -0,0 +1,180 @@ +# 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@[0-7]+$": + allOf: + - if: + properties: + phy-mode: + contains: + enum: + - rgmii + - rgmii-rxid + - rgmii-txid + - rgmii-id + then: + properties: + rx-internal-delay-ps: + $ref: "#/$defs/internal-delay-ps" + tx-internal-delay-ps: + $ref: "#/$defs/internal-delay-ps" + +required: + - compatible + - reg + +$defs: + internal-delay-ps: + description: Delay is in pico seconds + minimum: 2170 + maximum: 4000 + default: 0 + +unevaluatedProperties: false + +examples: + - | + #include + + //Ethernet switch connected via spi to the host + ethernet { + #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"; + ethernet = <ðernet>; + fixed-link { + speed = <1000>; + full-duplex; + }; + }; + port@5 { + reg = <5>; + label = "lan7"; + phy-mode = "rgmii"; + fixed-link { + speed = <1000>; + full-duplex; + }; + }; + port@6 { + reg = <6>; + label = "lan5"; + phy-mode = "internal"; + phy-handle = <&t1phy4>; + }; + port@7 { + reg = <7>; + label = "lan3"; + phy-mode = "internal"; + phy-handle = <&t1phy5>; + }; + }; + + 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>; + }; + t1phy4: ethernet-phy@6{ + reg = <0x6>; + }; + t1phy5: ethernet-phy@7{ + reg = <0x7>; + }; + }; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 3b85f039fbf9..9dfd8169dcdf 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -12312,6 +12312,7 @@ 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 -- 2.27.0