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 X-Spam-Level: X-Spam-Status: No, score=-2.4 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no 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 3FA16C4332B for ; Thu, 19 Mar 2020 13:12:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0EBF3208D6 for ; Thu, 19 Mar 2020 13:12:40 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="g7gey1to" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728966AbgCSNMj (ORCPT ); Thu, 19 Mar 2020 09:12:39 -0400 Received: from lelv0143.ext.ti.com ([198.47.23.248]:39488 "EHLO lelv0143.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728913AbgCSNMZ (ORCPT ); Thu, 19 Mar 2020 09:12:25 -0400 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id 02JDCJ7H062279; Thu, 19 Mar 2020 08:12:19 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1584623539; bh=V9HGJ0GpnxjQOESOUN/sLOEhLW57qIDweXOuYdH4iHk=; h=Subject:To:CC:References:From:Date:In-Reply-To; b=g7gey1toj8Azfli2+mo225NuIhZ6PEDfHwmuOjyfZulOzAsEePdkwGwzuvEhenmYs PYvBqO/oFjdl6BhssnjpaovxJbmGF2QAwuUhPKEBsEmUON9NmG9PbeMQoE6pKyjg6r E8LRfGh4jG+PiTOgsJNp3RpQArxsuFRE0MoPZPH8= Received: from DLEE111.ent.ti.com (dlee111.ent.ti.com [157.170.170.22]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 02JDCJfA105157 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 19 Mar 2020 08:12:19 -0500 Received: from DLEE105.ent.ti.com (157.170.170.35) by DLEE111.ent.ti.com (157.170.170.22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1847.3; Thu, 19 Mar 2020 08:12:18 -0500 Received: from lelv0327.itg.ti.com (10.180.67.183) by DLEE105.ent.ti.com (157.170.170.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1847.3 via Frontend Transport; Thu, 19 Mar 2020 08:12:18 -0500 Received: from [10.250.86.23] (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0327.itg.ti.com (8.15.2/8.15.2) with ESMTP id 02JDCIUE076374; Thu, 19 Mar 2020 08:12:18 -0500 Subject: Re: [PATCH net-next v4 00/11] net: ethernet: ti: add networking support for k3 am65x/j721e soc To: Grygorii Strashko , Rob Herring , Kishon Vijay Abraham I , Tero Kristo , "David S . Miller" , netdev , Roger Quadros , , Jakub Kicinski CC: Sekhar Nori , Peter Ujfalusi , , References: <20200317072739.23950-1-grygorii.strashko@ti.com> From: Murali Karicheri Message-ID: <42462c2f-5714-4df3-0184-7fe2b0eec609@ti.com> Date: Thu, 19 Mar 2020 09:12:17 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 MIME-Version: 1.0 In-Reply-To: <20200317072739.23950-1-grygorii.strashko@ti.com> Content-Type: text/plain; charset="utf-8"; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 03/17/2020 03:27 AM, Grygorii Strashko wrote: > Hi > > This v4 series adds basic networking support support TI K3 AM654x/J721E SoC which > have integrated Gigabit Ethernet MAC (Media Access Controller) into device MCU > domain and named MCU_CPSW0 (CPSW2G NUSS). > > Formally TRMs refer CPSW2G NUSS as two-port Gigabit Ethernet Switch subsystem > with port 0 being the CPPI DMA host port and port 1 being the external Ethernet > port, but for 1 external port device it's just Port 0 <-> ALE <-> Port 1 and it's > rather device with HW filtering capabilities then actually switching device. > It's expected to have similar devices, but with more external ports. > > The new Host port 0 Communications Port Programming Interface (CPPI5) is > operating by TI AM654x/J721E NAVSS Unified DMA Peripheral Root Complex (UDMA-P) > controller [1]. > > The CPSW2G contains below modules for which existing code is re-used: > - MAC SL: cpsw_sl.c > - Address Lookup Engine (ALE): cpsw_ale.c, basically compatible with K2 66AK2E/G > - Management Data Input/Output interface (MDIO): davinci_mdio.c, fully > compatible with TI AM3/4/5 devices > > Basic features supported by CPSW2G NUSS driver: > - VLAN support, 802.1Q compliant, Auto add port VLAN for untagged frames on > ingress, Auto VLAN removal on egress and auto pad to minimum frame size. > - multicast filtering > - promisc mode > - TX multiq support in Round Robin or Fixed priority modes > - RX checksum offload for non-fragmented IPv4/IPv6 TCP/UDP packets > - TX checksum offload support for IPv4/IPv6 TCP/UDP packets (J721E only). > > Features under development: > - Support for IEEE 1588 Clock Synchronization. The CPSW2G NUSS includes new > version of Common Platform Time Sync (CPTS) > - tc-mqprio: priority level Quality Of Service (QOS) support (802.1p) > - tc-cbs: Support for Audio/Video Bridging (P802.1Qav/D6.0) HW shapers > - tc-taprio: IEEE 802.1Qbv/D2.2 Enhancements for Scheduled Traffic > - frame preemption: IEEE P902.3br/D2.0 Interspersing Express Traffic, 802.1Qbu > - extended ALE features: classifier/policers, auto-aging > > Patches 1-6 are intended for netdev, Patches 7-11 are intended for K3 Platform > tree and provided here for testing purposes. > > Changes in v4: > - fixed minor comments from Jakub Kicinski > - dependencies resolved: required phy-rmii-sel changes [2] queued for merge > except one [3] which is included in this series with Kishon's ask. > Tested-by: Murali Karicheri Logs at https://pastebin.ubuntu.com/p/rP6pcMqcw5/ > Changes in v3: > - add ARM64 defconfig changes for testing purposes > - fixed DT yaml definition > - fixed comments from Jakub Kicinski > > Changes in v2: > - fixed DT yaml definition > - fixed comments from David Miller > > v3: https://patchwork.ozlabs.org/cover/1254568/ > v2: https://patchwork.ozlabs.org/cover/1250674/ > v1: https://lwn.net/Articles/813087/ > > TRMs: > AM654: http://www.ti.com/lit/ug/spruid7e/spruid7e.pdf > J721E: http://www.ti.com/lit/ug/spruil1a/spruil1a.pdf > > Preliminary documentation can be found at: > http://software-dl.ti.com/processor-sdk-linux/esd/docs/latest/linux/Foundational_Components/Kernel/Kernel_Drivers/Network/K3_CPSW2g.html > > [1] https://lwn.net/Articles/808030/ > [2] https://lkml.org/lkml/2020/2/22/100 > [3] https://lkml.org/lkml/2020/3/3/724 > > Grygorii Strashko (11): > phy: ti: gmii-sel: simplify config dependencies between net drivers > and gmii phy > net: ethernet: ti: ale: fix seeing unreg mcast packets with promisc > and allmulti disabled > net: ethernet: ti: ale: add support for mac-only mode > net: ethernet: ti: ale: am65: add support for default thread cfg > dt-binding: ti: am65x: document mcu cpsw nuss > net: ethernet: ti: introduce am65x/j721e gigabit eth subsystem driver > arm64: dts: ti: k3-am65-mcu: add cpsw nuss node > arm64: dts: k3-am654-base-board: add mcu cpsw nuss pinmux and phy defs > arm64: dts: ti: k3-j721e-mcu: add mcu cpsw nuss node > arm64: dts: ti: k3-j721e-common-proc-board: add mcu cpsw nuss pinmux > and phy defs > arm64: defconfig: ti: k3: enable dma and networking > > .../bindings/net/ti,k3-am654-cpsw-nuss.yaml | 226 ++ > arch/arm64/boot/dts/ti/k3-am65-mcu.dtsi | 49 + > arch/arm64/boot/dts/ti/k3-am65.dtsi | 1 + > .../arm64/boot/dts/ti/k3-am654-base-board.dts | 42 + > .../dts/ti/k3-j721e-common-proc-board.dts | 43 + > .../boot/dts/ti/k3-j721e-mcu-wakeup.dtsi | 49 + > arch/arm64/boot/dts/ti/k3-j721e.dtsi | 1 + > arch/arm64/configs/defconfig | 3 + > drivers/net/ethernet/ti/Kconfig | 20 +- > drivers/net/ethernet/ti/Makefile | 3 + > drivers/net/ethernet/ti/am65-cpsw-ethtool.c | 747 +++++++ > drivers/net/ethernet/ti/am65-cpsw-nuss.c | 1965 +++++++++++++++++ > drivers/net/ethernet/ti/am65-cpsw-nuss.h | 143 ++ > drivers/net/ethernet/ti/cpsw_ale.c | 38 + > drivers/net/ethernet/ti/cpsw_ale.h | 4 + > drivers/net/ethernet/ti/k3-udma-desc-pool.c | 126 ++ > drivers/net/ethernet/ti/k3-udma-desc-pool.h | 30 + > drivers/phy/ti/Kconfig | 3 - > 18 files changed, 3488 insertions(+), 5 deletions(-) > create mode 100644 Documentation/devicetree/bindings/net/ti,k3-am654-cpsw-nuss.yaml > create mode 100644 drivers/net/ethernet/ti/am65-cpsw-ethtool.c > create mode 100644 drivers/net/ethernet/ti/am65-cpsw-nuss.c > create mode 100644 drivers/net/ethernet/ti/am65-cpsw-nuss.h > create mode 100644 drivers/net/ethernet/ti/k3-udma-desc-pool.c > create mode 100644 drivers/net/ethernet/ti/k3-udma-desc-pool.h > -- Murali Karicheri Texas Instruments