From patchwork Fri Mar 29 05:31:30 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chintan Vankar X-Patchwork-Id: 13610131 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 9771CC6FD1F for ; Fri, 29 Mar 2024 05:32:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=eEF581i6hrYREHB54iEbsg9G4bzG/39mq6O3lpkFqdE=; b=pgQpcacp2trHw1 Kz8GvFYEk1+tCsqfxpGB+lH6HDTwB30w/GImJy5Us2BNUfCO24Al6HyXOYQt/JOff3U1NyzMf+CfY LZljw7e7qc2/P8Ywirt3QqTWaJ9bkmpoTPvjRiSciKzUy/swes7MQYY3J8uIXu3mtvJkKMFqOB1zi 8fIWAEebHDvw89L/ARQ+51PH1p/iDH3+r4BYag0vjR9crbw/tOOiSlyl3MCNCJi2l+uHsxahKbM+S O3akxpUWntgVPz6/OLJ92WPUz9UVP1YwpgHQNeVHrp1VZjxsrpcO88Xvfg08iBsPFY8+Ir8lFiQZt 7XbFKePT15x6gBBrhwzA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rq4qn-0000000GuXU-20WJ; Fri, 29 Mar 2024 05:32:25 +0000 Received: from fllv0016.ext.ti.com ([198.47.19.142]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rq4qY-0000000GuSZ-2TJ2 for linux-arm-kernel@lists.infradead.org; Fri, 29 Mar 2024 05:32:13 +0000 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 42T5W30D065285; Fri, 29 Mar 2024 00:32:03 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1711690323; bh=gokzMs7KhXVFBe4lvSvEkJY1RLon4TGO+ZGA7mN+Mro=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=oo/extyMg+ZKJntkaNEXdvbNnVc557uJ3TAPYsepPttuR9CHimC4fjSg9LybUThX2 70sa3rOi60bGRcYV/3qzXZFn7x6oWadou8Vb3p4EJTFSraBvB50yDBAr2uT8Vfmksi EpQyUnjW+80PxpEmsS2zCS+mUs5LATUV8VQEYab4= Received: from DLEE103.ent.ti.com (dlee103.ent.ti.com [157.170.170.33]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 42T5W3oo034063 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 29 Mar 2024 00:32:03 -0500 Received: from DLEE101.ent.ti.com (157.170.170.31) by DLEE103.ent.ti.com (157.170.170.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Fri, 29 Mar 2024 00:32:03 -0500 Received: from lelvsmtp5.itg.ti.com (10.180.75.250) by DLEE101.ent.ti.com (157.170.170.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Fri, 29 Mar 2024 00:32:03 -0500 Received: from localhost (chintan-thinkstation-p360-tower.dhcp.ti.com [172.24.227.220]) by lelvsmtp5.itg.ti.com (8.15.2/8.15.2) with ESMTP id 42T5W2Jk108804; Fri, 29 Mar 2024 00:32:03 -0500 From: Chintan Vankar To: Conor Dooley , Krzysztof Kozlowski , Rob Herring , Tero Kristo , Vignesh Raghavendra , Nishanth Menon CC: , , , , Chintan Vankar Subject: [PATCH v6 5/5] arm64: dts: ti: k3-j784s4: Add overlay for dual port USXGMII mode Date: Fri, 29 Mar 2024 11:01:30 +0530 Message-ID: <20240329053130.2822129-6-c-vankar@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240329053130.2822129-1-c-vankar@ti.com> References: <20240329053130.2822129-1-c-vankar@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240328_223210_792450_C66E0157 X-CRM114-Status: GOOD ( 16.50 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Siddharth Vadapalli The CPSW9G instance of the CPSW Ethernet Switch supports USXGMII mode with MAC Ports 1 and 2 of the instance, which are connected to ENET Expansion 1 and ENET Expansion 2 slots on the EVM respectively, through the Serdes2 instance of the SERDES. Enable CPSW9G MAC Ports 1 and 2 in fixed-link configuration USXGMII mode at 5 Gbps each. Signed-off-by: Siddharth Vadapalli Signed-off-by: Chintan Vankar --- Link to v5: https://lore.kernel.org/r/20240314072129.1520475-6-c-vankar@ti.com/ Changes from v5 to v6: - Updated order of properties in Device Nodes based on https://docs.kernel.org/devicetree/bindings/dts-coding-style.html#order-of-properties-in-device-node arch/arm64/boot/dts/ti/Makefile | 6 +- .../ti/k3-j784s4-evm-usxgmii-exp1-exp2.dtso | 81 +++++++++++++++++++ 2 files changed, 86 insertions(+), 1 deletion(-) create mode 100644 arch/arm64/boot/dts/ti/k3-j784s4-evm-usxgmii-exp1-exp2.dtso diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile index f8e47278df43..2d798ef415e4 100644 --- a/arch/arm64/boot/dts/ti/Makefile +++ b/arch/arm64/boot/dts/ti/Makefile @@ -101,6 +101,7 @@ dtb-$(CONFIG_ARCH_K3) += k3-j722s-evm.dtb dtb-$(CONFIG_ARCH_K3) += k3-am69-sk.dtb dtb-$(CONFIG_ARCH_K3) += k3-j784s4-evm.dtb dtb-$(CONFIG_ARCH_K3) += k3-j784s4-evm-quad-port-eth-exp1.dtbo +dtb-$(CONFIG_ARCH_K3) += k3-j784s4-evm-usxgmii-exp1-exp2.dtbo # Build time test only, enabled by CONFIG_OF_ALL_DTBS k3-am625-beagleplay-csi2-ov5640-dtbs := k3-am625-beagleplay.dtb \ @@ -148,6 +149,8 @@ k3-j721s2-evm-pcie1-ep-dtbs := k3-j721s2-common-proc-board.dtb \ k3-j721s2-evm-pcie1-ep.dtbo k3-j784s4-evm-quad-port-eth-exp1-dtbs := k3-j784s4-evm.dtb \ k3-j784s4-evm-quad-port-eth-exp1.dtbo +k3-j784s4-evm-usxgmii-exp1-exp2.dtbs := k3-j784s4-evm.dtb \ + k3-j784s4-evm-usxgmii-exp1-exp2.dtbo dtb- += k3-am625-beagleplay-csi2-ov5640.dtb \ k3-am625-beagleplay-csi2-tevi-ov5640.dtb \ k3-am625-sk-csi2-imx219.dtb \ @@ -169,7 +172,8 @@ dtb- += k3-am625-beagleplay-csi2-ov5640.dtb \ k3-j721e-evm-pcie0-ep.dtb \ k3-j721e-sk-csi2-dual-imx219-dtbs \ k3-j721s2-evm-pcie1-ep.dtb \ - k3-j784s4-evm-quad-port-eth-exp1.dtb + k3-j784s4-evm-quad-port-eth-exp1.dtb \ + k3-j784s4-evm-usxgmii-exp1-exp2.dtb # Enable support for device-tree overlays DTC_FLAGS_k3-am625-beagleplay += -@ diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-evm-usxgmii-exp1-exp2.dtso b/arch/arm64/boot/dts/ti/k3-j784s4-evm-usxgmii-exp1-exp2.dtso new file mode 100644 index 000000000000..d5f8c8531923 --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-j784s4-evm-usxgmii-exp1-exp2.dtso @@ -0,0 +1,81 @@ +/* SPDX-License-Identifier: GPL-2.0-only OR MIT */ +/** + * DT Overlay for CPSW9G in dual port fixed-link USXGMII mode using ENET-1 + * and ENET-2 Expansion slots of J784S4 EVM. + * + * Copyright (C) 2024 Texas Instruments Incorporated - https://www.ti.com/ + */ + +/dts-v1/; +/plugin/; + +#include +#include +#include + +#include "k3-serdes.h" + +&{/} { + aliases { + ethernet1 = "/bus@100000/ethernet@c000000/ethernet-ports/port@1"; + ethernet2 = "/bus@100000/ethernet@c000000/ethernet-ports/port@2"; + ethernet3 = "/bus@100000/ethernet@c200000/ethernet-ports/port@1"; + }; +}; + +&main_cpsw0 { + pinctrl-names = "default"; + status = "okay"; +}; + +&main_cpsw0_port1 { + phy-mode = "usxgmii"; + mac-address = [00 00 00 00 00 00]; + phys = <&cpsw0_phy_gmii_sel 1>, <&serdes2_usxgmii_link>; + phy-names = "mac", "serdes"; + status = "okay"; + fixed-link { + speed = <5000>; + full-duplex; + }; +}; + +&main_cpsw0_port2 { + phy-mode = "usxgmii"; + mac-address = [00 00 00 00 00 00]; + phys = <&cpsw0_phy_gmii_sel 2>, <&serdes2_usxgmii_link>; + phy-names = "mac", "serdes"; + status = "okay"; + fixed-link { + speed = <5000>; + full-duplex; + }; +}; + +&serdes_wiz2 { + assigned-clock-parents = <&k3_clks 406 9>; /* Use 156.25 MHz clock for USXGMII */ + status = "okay"; +}; + +&serdes2 { + #address-cells = <1>; + #size-cells = <0>; + status = "okay"; + + serdes2_usxgmii_link: phy@2 { + reg = <2>; + cdns,num-lanes = <2>; + #phy-cells = <0>; + cdns,phy-type = ; + resets = <&serdes_wiz2 3>, <&serdes_wiz2 4>; + }; +}; + +&serdes_ln_ctrl { + idle-states = , , + , , + , , + , , + , , + , ; +};