From patchwork Sat Nov 2 13:41:27 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Wahren X-Patchwork-Id: 1188370 Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=gmx.net Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; secure) header.d=gmx.net header.i=@gmx.net header.b="GYl0Luga"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 4750dD51s4z9sP6 for ; Sun, 3 Nov 2019 00:43:28 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726952AbfKBNmZ (ORCPT ); Sat, 2 Nov 2019 09:42:25 -0400 Received: from mout.gmx.net ([212.227.17.21]:55979 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726907AbfKBNmY (ORCPT ); Sat, 2 Nov 2019 09:42:24 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1572702113; bh=EJB0kQR1amjzWWdjl620iXf6Op+BL0oXNO+UIOhHuNE=; h=X-UI-Sender-Class:From:To:Cc:Subject:Date; b=GYl0LugaMUQzknrNe0E89cJqjXSxeOWDxjATK8ha+49YYIlQAs9aSFHbSP5X8742w 1LcH3blvlGhpCkRjP/7Hq/lRQp6m8vQ/Y56BjI//wIxSOOTNDkfajBjSKmaLFgjKyz 6P5yBTbSOhMa86AxxTcvgWMvAFewBVOD/200rXUI= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from localhost.localdomain ([37.4.249.112]) by mail.gmx.com (mrgmx105 [212.227.17.168]) with ESMTPSA (Nemesis) id 1MGQj7-1iAB4e1POH-00GnPF; Sat, 02 Nov 2019 14:41:53 +0100 From: Stefan Wahren To: Matthias Brugger , Matthias Brugger , "David S . Miller" , Florian Fainelli Cc: Eric Anholt , Nicolas Saenz Julienne , Doug Berger , netdev@vger.kernel.org, bcm-kernel-feedback-list@broadcom.com, linux-arm-kernel@lists.infradead.org, Stefan Wahren Subject: [PATCH RFC V2 0/6] ARM: Enable GENET support for RPi 4 Date: Sat, 2 Nov 2019 14:41:27 +0100 Message-Id: <1572702093-18261-1-git-send-email-wahrenst@gmx.net> X-Mailer: git-send-email 2.7.4 X-Provags-ID: V03:K1:eBFA/8UNxUBIxZRVAsUvYfXyOHy4QWtqysb2gI95RA11pGfwiUy QcxiTwav6B8Nh4m356ySTBed+5sOEdfsAtke8X36KZ9aZ/Rb1l/nYR2u5tb+eBeWWf9tMFl /qwiMSlwEs7hld8Gq4EyXU6MDYToS35JXjTXKKJ3vGRmkZc7H0bLtjIC9JFb+cZh1vueFEh c2/tcyHqFbUonB8lr1hgw== X-Spam-Flag: NO X-UI-Out-Filterresults: notjunk:1; V03:K0:dkLlQCFhYBw=:+cG6eiq2T9cnM5gjU+PCmr D/7VSRb9ZW7RHMQ3eVegQczn2HNNkRufa87J9fn5BcQT6hltnYmchhu6SMhUQFPzTMMPmT1oZ SkBALaxdi0ql7nBKpCF9eC8Wa6coOUFANjHJDfUHh23pmWoeUGoEtQCQIlewzvJj8M51c4Gj0 DhVi/sz1tVk7cLLoGxJVxIfx0RX582yXzKDp7K3msACNblhhLbTHFd3lQ8nY7ivg3v2a2aXyI uU4ZS+zO87WBzKcI5nxhPWygHmL/Vmd3uJirIc8Q2YZIhsi5MLmtHX/htEPitw3zA41GsvMXB qY5h0nmgzpRx0I826KTtkpCfbSSw8ajpjrwLxcL1GoB7rxmfCdzIy06YbiEFcgo2CfLiUS67J HXb09p6jfB1ow48wS/q6dbK/A4Ww0l4o+6gGRa3RJrwT/nSZiEAEvG2pdDh49aaFLK8ekm0nc PCXc4DlATOMvFTbEZywL2AqPWbNTZj5Q3mCZZsVPSRexQ8EPzbOnVAFUJA+7Qa4H7wVuj7ynp xrzzMD951kaHAOH2NTSVApStSIA7Xb1LjR3ltUDL0KI+v8bfkUpRhIwli9R7telafyllkzyTe p/wGvLb/mf8SZmm89YK3DAa+3iLXdzLuL4NyswW/eE1wNb5daMF4y7vG6/1L8MvJ8FOos7Iri p2vzEG2eqHt0Bvet9m1TkH7IeikPKD5wtuT+dvSyHHoW24iu3vvjQZTiQKg1ZKO9YfnFDqLqa mV+BFAvW3D3aA78sjh2aas6q7lnHkEvRQMlSIv9BWM7KMDFBfdCB0pdaBeukYkGR3JddFIIpB HPOWvVSCVuHQishm0gtMNOGPkoEeK4bAfFMn1SKZ3E96YF70DyYbLYoQffG0HbZmrdof5UYFy RDxiEo/YQGP3wwSmitUHV1Vhw+JSxdxvzNwntR2QntiYMbGOUiph3Fo74IdvTHiV8h4y0FDps R5lglW804GiZA0hNa/TVNalSSrMiXwKQD0OVazRSTX3fyhf3UGPtWv9WjHI5YMj8o4kGdcB+y T1hSmCC9n92p/qv4/EUv8D9gJKp3T0DgFbSxruNP7eAjtYE+69hzoA8xbJhg2okap7iXzuh+G qf2n22SXXyPfpGAUSIH6NuVTbLfgwXOZsXilNrOWxoSKlSDdKAmls6cHWDql4/3KAfIUby6rc yYSw3GSUCb1nCUdxItK+GTz0WbWYqSJPMl9BWfB/JlO2ByRmn4jaU7jWDjTT32idmEXjZ4/vg I25tILmJ2MfC09pkCUgEF1WXe4AZbtrOZSwIxuA== Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Raspberry Pi 4 uses the broadcom genet chip in version five. This chip has a dma controller integrated. Up to now the maximal burst size was hard-coded to 0x10. But it turns out that Raspberry Pi 4 does only work with the smaller maximal burst size of 0x8. This series based on Matthias Brugger's V1 series [1], should help to put all missing pieces together and hand my changes over to him. So i doesn't address all comments from Florian and the series isn't ready to be merged. [1] - https://patchwork.kernel.org/cover/11186193/ Changes in V2: - add 2 fixes for IRQ retrieval - add support for missing PHY modes - declare PHY mode RGMII RXID based on the default settings - add alias to allow firmware append the MAC address Matthias Brugger (1): net: bcmgenet: use optional max DMA burst size property Stefan Wahren (5): net: bcmgenet: Fix error handling on IRQ retrieval net: bcmgenet: Avoid touching non-existent interrupt net: bcmgenet: Refactor register access in bcmgenet_mii_config net: bcmgenet: Add RGMII_RXID and RGMII_ID support ARM: dts: bcm2711-rpi-4: Enable GENET support arch/arm/boot/dts/bcm2711-rpi-4-b.dts | 23 ++++++++++++ arch/arm/boot/dts/bcm2711.dtsi | 19 ++++++++++ drivers/net/ethernet/broadcom/genet/bcmgenet.c | 25 ++++++++++--- drivers/net/ethernet/broadcom/genet/bcmgenet.h | 1 + drivers/net/ethernet/broadcom/genet/bcmmii.c | 51 ++++++++++++++------------ 5 files changed, 90 insertions(+), 29 deletions(-) --- 2.7.4