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 CB709C433F5 for ; Wed, 10 Nov 2021 05:48:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A21166113E for ; Wed, 10 Nov 2021 05:48:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229531AbhKJFvb (ORCPT ); Wed, 10 Nov 2021 00:51:31 -0500 Received: from inva020.nxp.com ([92.121.34.13]:37950 "EHLO inva020.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229485AbhKJFva (ORCPT ); Wed, 10 Nov 2021 00:51:30 -0500 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id A19BF1A0E27; Wed, 10 Nov 2021 06:48:42 +0100 (CET) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 6A8871A0E1F; Wed, 10 Nov 2021 06:48:42 +0100 (CET) Received: from lsv03186.swis.in-blr01.nxp.com (lsv03186.swis.in-blr01.nxp.com [92.120.146.182]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id 3BF45183AC8B; Wed, 10 Nov 2021 13:48:41 +0800 (+08) From: Apeksha Gupta To: qiangqing.zhang@nxp.com, davem@davemloft.net, kuba@kernel.org Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-devel@linux.nxdi.nxp.com, LnxRevLi@nxp.com, sachin.saxena@nxp.com, hemant.agrawal@nxp.com, nipun.gupta@nxp.com, Apeksha Gupta Subject: [PATCH 0/5] drivers/net: add NXP FEC-UIO driver Date: Wed, 10 Nov 2021 11:18:33 +0530 Message-Id: <20211110054838.27907-1-apeksha.gupta@nxp.com> X-Mailer: git-send-email 2.17.1 X-Virus-Scanned: ClamAV using ClamSMTP Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org This patch series introduce the fec-uio driver, supported for the inbuilt NIC found in the NXP i.MX 8M Mini SoC. Basic hardware initialization is performed in kernel via userspace input/output(UIO) to support FEC ethernet device detection in user space. Userspace PMD uses standard UIO interface to access kernel for PHY initialisation and for mapping the allocated memory of register & buffer descriptor with DPDK which gives access to non-cacheable memory for buffer descriptor. Module fec-uio.ko will get generated. imx8mm-evk-dpdk.dtb is required to support fec-uio driver. Apeksha Gupta (5): dt-bindings: add binding for fec-uio net: fec: fec-uio driver ARM64: defconfig: Add config for fec-uio MAINTAINERS: add new file arm64: dts: imx8mm-evk-dpdk: dts for fec-uio driver .../devicetree/bindings/net/fsl,fec-uio.yaml | 32 ++ MAINTAINERS | 6 + arch/arm64/boot/dts/freescale/Makefile | 1 + .../boot/dts/freescale/imx8mm-evk-dpdk.dts | 10 + arch/arm64/configs/defconfig | 1 + drivers/net/ethernet/freescale/Kconfig | 10 + drivers/net/ethernet/freescale/Makefile | 7 +- drivers/net/ethernet/freescale/fec_uio.c | 437 ++++++++++++++++++ 8 files changed, 501 insertions(+), 3 deletions(-) create mode 100644 Documentation/devicetree/bindings/net/fsl,fec-uio.yaml create mode 100644 arch/arm64/boot/dts/freescale/imx8mm-evk-dpdk.dts create mode 100644 drivers/net/ethernet/freescale/fec_uio.c -- 2.17.1