From patchwork Thu Mar 4 21:10:35 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Grygorii Strashko X-Patchwork-Id: 12116795 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 35DC1C433E6 for ; Thu, 4 Mar 2021 21:13:47 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B337D64F47 for ; Thu, 4 Mar 2021 21:13:46 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B337D64F47 Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=ti.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; 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=fI9i7nnlrM4ukdwEJGH6ONSUshRKcdj7+mxxo5ciQ+c=; b=Oo5rrTNVvD8uqpnEG7kwBX1WW eepBAMzyLrxbGR/3RT/YobCXmJWyarN6CHfijYiGDN0ScDY6FTv1zi6gN30oMlohMc7ak7waBzV3L LiGSmm82Chtd57bFy5LPxixq9cPTy7iJnvW/rUwmiQmYtvqvq9fqJBdm55LAPEHLEKlHpLApEyxQK SYVsoIaRaZy/herKbiYK6oQPRpSdvn4XFWkb8ktYSBg9eHVXtGMFZ59WvmklVBn0BreG1kgvni8rz BYOutAdJC5A8nPNF+OvxrAOuHEPvB2/FqZdKIjQ9JivRTouAToNdciATVgAc9Aok6ArTB0NwsN+lC j+gF2Tbvw==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lHvFm-00A7wM-TY; Thu, 04 Mar 2021 21:11:27 +0000 Received: from fllv0015.ext.ti.com ([198.47.19.141]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lHvFg-00A7um-DS for linux-arm-kernel@lists.infradead.org; Thu, 04 Mar 2021 21:11:22 +0000 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 124LBIig075167; Thu, 4 Mar 2021 15:11:18 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1614892278; bh=LZ3j37WzdOm90vBaY7rBVvDN7IeME/G6VnchJ5Cn3E0=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=QVxEPCSK6vINtLIuybabij0fFf3iu+7TUCYWXhQLUUtnIleuBvNwFOzUnGI6xI9Jg jdQ99bYgb+xKjoLx/x7skI03ZVOjFB6dActjweffNN9uO5EWmNsBZfIOypIaiZSZYL tdO0uH0wLiBh2ojIsCbtS7ZO+5XiwQeHZS8Mh6HE= Received: from DLEE115.ent.ti.com (dlee115.ent.ti.com [157.170.170.26]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 124LBIBx016792 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 4 Mar 2021 15:11:18 -0600 Received: from DLEE114.ent.ti.com (157.170.170.25) by DLEE115.ent.ti.com (157.170.170.26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Thu, 4 Mar 2021 15:11:17 -0600 Received: from lelv0327.itg.ti.com (10.180.67.183) by DLEE114.ent.ti.com (157.170.170.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Thu, 4 Mar 2021 15:11:17 -0600 Received: from localhost (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0327.itg.ti.com (8.15.2/8.15.2) with ESMTP id 124LBGpG108962; Thu, 4 Mar 2021 15:11:17 -0600 From: Grygorii Strashko To: Nishanth Menon , , , Vignesh Raghavendra , Lokesh Vutla CC: , Rob Herring , Kishon Vijay Abraham I , Tero Kristo , Grygorii Strashko Subject: [PATCH v2 1/4] arm64: dts: ti: k3-am64-main: Add CPSW DT node Date: Thu, 4 Mar 2021 23:10:35 +0200 Message-ID: <20210304211038.12511-2-grygorii.strashko@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210304211038.12511-1-grygorii.strashko@ti.com> References: <20210304211038.12511-1-grygorii.strashko@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 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: Vignesh Raghavendra Add CPSW3g DT node with two external ports, MDIO and CPTS support. For CPSW3g DMA channels the ASEL is set to 15 (AM642x per DMA channel coherency feature), so that CPSW DMA channel participates in Coherency and thus avoid need to cache maintenance for SKBs. This improves bidirectional TCP performance by up to 100Mbps (on 1G link). Signed-off-by: Vignesh Raghavendra Signed-off-by: Grygorii Strashko Reviewed-by: Lokesh Vutla --- arch/arm64/boot/dts/ti/k3-am64-main.dtsi | 74 ++++++++++++++++++++++++ arch/arm64/boot/dts/ti/k3-am64.dtsi | 2 + 2 files changed, 76 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi index 5f85950daef7..80443dbf272c 100644 --- a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi @@ -178,6 +178,12 @@ compatible = "ti,am654-chipid"; reg = <0x00000014 0x4>; }; + + phy_gmii_sel: phy@4044 { + compatible = "ti,am654-phy-gmii-sel"; + reg = <0x4044 0x8>; + #phy-cells = <1>; + }; }; main_uart0: serial@2800000 { @@ -402,4 +408,72 @@ ti,otap-del-sel-ddr50 = <0x9>; ti,clkbuf-sel = <0x7>; }; + + cpsw3g: ethernet@8000000 { + compatible = "ti,am642-cpsw-nuss"; + #address-cells = <2>; + #size-cells = <2>; + reg = <0x0 0x8000000 0x0 0x200000>; + reg-names = "cpsw_nuss"; + ranges = <0x0 0x0 0x0 0x8000000 0x0 0x200000>; + clocks = <&k3_clks 13 0>; + assigned-clocks = <&k3_clks 13 1>; + assigned-clock-parents = <&k3_clks 13 9>; + clock-names = "fck"; + power-domains = <&k3_pds 13 TI_SCI_PD_EXCLUSIVE>; + + dmas = <&main_pktdma 0xC500 15>, + <&main_pktdma 0xC501 15>, + <&main_pktdma 0xC502 15>, + <&main_pktdma 0xC503 15>, + <&main_pktdma 0xC504 15>, + <&main_pktdma 0xC505 15>, + <&main_pktdma 0xC506 15>, + <&main_pktdma 0xC507 15>, + <&main_pktdma 0x4500 15>; + dma-names = "tx0", "tx1", "tx2", "tx3", "tx4", "tx5", "tx6", + "tx7", "rx"; + + ethernet-ports { + #address-cells = <1>; + #size-cells = <0>; + + cpsw_port1: port@1 { + reg = <1>; + ti,mac-only; + label = "port1"; + phys = <&phy_gmii_sel 1>; + mac-address = [00 00 de ad be ef]; + }; + + cpsw_port2: port@2 { + reg = <2>; + ti,mac-only; + label = "port2"; + phys = <&phy_gmii_sel 2>; + mac-address = [00 01 de ad be ef]; + }; + }; + + cpsw3g_mdio: mdio@f00 { + compatible = "ti,cpsw-mdio","ti,davinci_mdio"; + reg = <0x0 0xf00 0x0 0x100>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&k3_clks 13 0>; + clock-names = "fck"; + bus_freq = <1000000>; + }; + + cpts@3d000 { + compatible = "ti,j721e-cpts"; + reg = <0x0 0x3d000 0x0 0x400>; + clocks = <&k3_clks 13 1>; + clock-names = "cpts"; + interrupts-extended = <&gic500 GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "cpts"; + ti,cpts-ext-ts-inputs = <4>; + ti,cpts-periodic-outputs = <2>; + }; + }; }; diff --git a/arch/arm64/boot/dts/ti/k3-am64.dtsi b/arch/arm64/boot/dts/ti/k3-am64.dtsi index 0ae8c844c482..de6805b0c72c 100644 --- a/arch/arm64/boot/dts/ti/k3-am64.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am64.dtsi @@ -28,6 +28,8 @@ serial6 = &main_uart4; serial7 = &main_uart5; serial8 = &main_uart6; + ethernet0 = &cpsw_port1; + ethernet1 = &cpsw_port2; }; chosen { };