From nobody Mon Sep 15 00:01:43 2025 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 26DC1C004D4 for ; Wed, 18 Jan 2023 06:42:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229861AbjARGmw (ORCPT ); Wed, 18 Jan 2023 01:42:52 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57842 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229852AbjARG10 (ORCPT ); Wed, 18 Jan 2023 01:27:26 -0500 Received: from fd01.gateway.ufhost.com (fd01.gateway.ufhost.com [61.152.239.71]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 680B839294; Tue, 17 Jan 2023 22:17:09 -0800 (PST) Received: from EXMBX165.cuchost.com (unknown [175.102.18.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "EXMBX165", Issuer "EXMBX165" (not verified)) by fd01.gateway.ufhost.com (Postfix) with ESMTP id A7DF324E116; Wed, 18 Jan 2023 14:17:07 +0800 (CST) Received: from EXMBX073.cuchost.com (172.16.6.83) by EXMBX165.cuchost.com (172.16.6.75) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Wed, 18 Jan 2023 14:17:07 +0800 Received: from wyh-VirtualBox.starfivetech.com (171.223.208.138) by EXMBX073.cuchost.com (172.16.6.83) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Wed, 18 Jan 2023 14:17:06 +0800 From: Yanhong Wang To: , , , CC: "David S . Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Emil Renner Berthing , Richard Cochran , Andrew Lunn , Heiner Kallweit , Peter Geis , Yanhong Wang Subject: [PATCH v4 4/7] dt-bindings: net: Add support StarFive dwmac Date: Wed, 18 Jan 2023 14:16:58 +0800 Message-ID: <20230118061701.30047-5-yanhong.wang@starfivetech.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230118061701.30047-1-yanhong.wang@starfivetech.com> References: <20230118061701.30047-1-yanhong.wang@starfivetech.com> MIME-Version: 1.0 X-Originating-IP: [171.223.208.138] X-ClientProxiedBy: EXCAS066.cuchost.com (172.16.6.26) To EXMBX073.cuchost.com (172.16.6.83) X-YovoleRuleAgent: yovoleflag Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add documentation to describe StarFive dwmac driver(GMAC). Signed-off-by: Yanhong Wang --- .../devicetree/bindings/net/snps,dwmac.yaml | 1 + .../bindings/net/starfive,jh7110-dwmac.yaml | 113 ++++++++++++++++++ MAINTAINERS | 5 + 3 files changed, 119 insertions(+) create mode 100644 Documentation/devicetree/bindings/net/starfive,jh7110-d= wmac.yaml diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Docume= ntation/devicetree/bindings/net/snps,dwmac.yaml index baf2c5b9e92d..8b07bc9c8b00 100644 --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml @@ -91,6 +91,7 @@ properties: - snps,dwmac-5.20 - snps,dwxgmac - snps,dwxgmac-2.10 + - starfive,jh7110-dwmac =20 reg: minItems: 1 diff --git a/Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.ya= ml b/Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml new file mode 100644 index 000000000000..eb0767da834a --- /dev/null +++ b/Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml @@ -0,0 +1,113 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) 2022 StarFive Technology Co., Ltd. +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/starfive,jh7110-dwmac.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: StarFive JH7110 DWMAC glue layer + +maintainers: + - Yanhong Wang + +select: + properties: + compatible: + contains: + enum: + - starfive,jh7110-dwmac + required: + - compatible + +properties: + compatible: + items: + - enum: + - starfive,jh7110-dwmac + - const: snps,dwmac-5.20 + + clocks: + items: + - description: GMAC main clock + - description: GMAC AHB clock + - description: PTP clock + - description: TX clock + - description: GTXC clock + - description: GTX clock + + clock-names: + items: + - const: stmmaceth + - const: pclk + - const: ptp_ref + - const: tx + - const: gtxc + - const: gtx + + resets: + items: + - description: MAC Reset signal. + - description: AHB Reset signal. + + reset-names: + items: + - const: stmmaceth + - const: ahb + +allOf: + - $ref: snps,dwmac.yaml# + +unevaluatedProperties: true + +required: + - compatible + - clocks + - clock-names + - resets + - reset-names + +examples: + - | + ethernet@16030000 { + compatible =3D "starfive,jh7110-dwmac", "snps,dwmac-5.20"; + reg =3D <0x16030000 0x10000>; + clocks =3D <&clk 3>, <&clk 2>, <&clk 109>, + <&clk 5>, <&clk 111>, <&clk 108>; + clock-names =3D "stmmaceth", "pclk", "ptp_ref", + "tx", "gtxc", "gtx"; + resets =3D <&rst 1>, <&rst 2>; + reset-names =3D "stmmaceth", "ahb"; + interrupts =3D <7>, <6>, <5>; + interrupt-names =3D "macirq", "eth_wake_irq", "eth_lpi"; + phy-mode =3D "rgmii-id"; + snps,multicast-filter-bins =3D <64>; + snps,perfect-filter-entries =3D <8>; + rx-fifo-depth =3D <2048>; + tx-fifo-depth =3D <2048>; + snps,fixed-burst; + snps,no-pbl-x8; + snps,tso; + snps,force_thresh_dma_mode; + snps,axi-config =3D <&stmmac_axi_setup>; + snps,en-tx-lpi-clockgating; + snps,txpbl =3D <16>; + snps,rxpbl =3D <16>; + phy-handle =3D <&phy0>; + + mdio { + #address-cells =3D <1>; + #size-cells =3D <0>; + compatible =3D "snps,dwmac-mdio"; + + phy0: ethernet-phy@0 { + reg =3D <0>; + }; + }; + + stmmac_axi_setup: stmmac-axi-config { + snps,lpi_en; + snps,wr_osr_lmt =3D <4>; + snps,rd_osr_lmt =3D <4>; + snps,blen =3D <256 128 64 32 0 0 0>; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index a70c1d0f303e..56be59bb09f7 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -19606,6 +19606,11 @@ F: Documentation/devicetree/bindings/clock/starfiv= e* F: drivers/clk/starfive/ F: include/dt-bindings/clock/starfive* =20 +STARFIVE DWMAC GLUE LAYER +M: Yanhong Wang +S: Maintained +F: Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml + STARFIVE PINCTRL DRIVER M: Emil Renner Berthing M: Jianlong Huang --=20 2.17.1