From patchwork Mon Nov 11 19:49:19 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Wahren X-Patchwork-Id: 1193103 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.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=devicetree-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="kY3FqCT7"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 47BhNB2QGsz9sP3 for ; Tue, 12 Nov 2019 06:51:54 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727640AbfKKTvt (ORCPT ); Mon, 11 Nov 2019 14:51:49 -0500 Received: from mout.gmx.net ([212.227.15.18]:49399 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726912AbfKKTvf (ORCPT ); Mon, 11 Nov 2019 14:51:35 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1573501790; bh=xi27iTDjcDpnSMVKDfT12Ab/Na1O4J3NDmJZO0y75tU=; h=X-UI-Sender-Class:From:To:Cc:Subject:Date; b=kY3FqCT7Gl0cbyXCF81zKfL++TQWx6NhtCRrEtvb0KAAqRydkfgoy8ckrn5z0izza yQbK+9M243Lku6pp40OPjWrQqSDgToSg2PWMBAJBvcq8vLMktyZI1PTEoyekRgHmLt fzPAZ+YViqlT3lTDSHshHj1M3UfyY2eGuEsSiu9c= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from localhost.localdomain ([37.4.249.112]) by mail.gmx.com (mrgmx004 [212.227.17.190]) with ESMTPSA (Nemesis) id 1N9MpS-1hrdfu19O8-015ING; Mon, 11 Nov 2019 20:49:50 +0100 From: Stefan Wahren To: Matthias Brugger , Matthias Brugger , "David S . Miller" , Rob Herring , 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, devicetree@vger.kernel.org, Stefan Wahren Subject: [PATCH V5 net-next 0/7] ARM: Enable GENET support for RPi 4 Date: Mon, 11 Nov 2019 20:49:19 +0100 Message-Id: <1573501766-21154-1-git-send-email-wahrenst@gmx.net> X-Mailer: git-send-email 2.7.4 X-Provags-ID: V03:K1:sjjegBo9YJ4+FLoHPimLpHajqn+WYg1I1Rp8rwOjLXsa7L/nY7q oTpQIHadPsrmBmEnpRdl1CUiPy85n2bqRaBFQFGo1wc93JCv5PbLe6OJ0Rd/nf7HR0/nRiV BqB1PmNXYZ7zKSaz15G5R86QIlR2bNB+5uJ+uZpQ8TE+m9RkKbWDG/k9xDl3SVeVcYwQwL2 AiE9AhJIUZpNSgaDeEf5A== X-Spam-Flag: NO X-UI-Out-Filterresults: notjunk:1; V03:K0:5rnjUq1GL6Q=:h2srEYoWauvk3KmY7i1/z5 D16sVhzBFyhW6kZvltK/ah5N6QJGmqoQ5IcPqRfIIrJY6tJWNes75FYgyUqJ19Vyj6SIm/aNq MBcEVKxPiGsIJoCoXCde60zAspD++Qctu/Tv+nP9cXSjAVu34PCUH08B8bpTp92denTakOMqU jIo4OEkTH86xrR04RvRabLNLclmN2rm+ATRMRe/feNdrGgehFET7jkcryliTkuRXKmtkad4Cf xkQAQ/mhSApq2rAWoJO6Gvt4cqQrBv/qvuNDc0+h85kywi29RqDQLe1/e1A7T148BbPagDok0 xhX9NlqrU2Gk2YA4wv8A68xvhOFEJBmgJrqi5WeoHKs6JNphC3st1yWBYAs8y4aYzEypgABhm 9yvYdsqbu38BOts0vwDVX93H4bCgdtXLoYMTSrzVO4lEG1oRwJeKN8esGEDwONSkRgq6weikJ Y4V+b+WGSRrB4DJboswb2mvJ3l86pg/5+dSfz/SR5eqOx1juruKXvhCqYXR0nhtUlGPe4vvSt gcNHQawN2O+LS8N4i/Vef+E9zyf8gX2XRioxmQdlVkBXKCd9aJzqAuhPSEnSxYSG2wfFrrge/ BcPjLtuOLE8RgxK7uq+Rr/Lunc7XBW9cx6S62VlEHARWW1/vnrBju5Hx9RzSCxPMyzr25YwTA gG1z+cVjpLr54/4aGMD3DCV878cnHjQwuXX30Gl/6zOWWfHX+gnraIcg+emaUmyHq9xUkQbpl knHMTJ7feFMRsx2iN99S1q+lkkXx8O7nOvlya79ME0PdjBiS+LFs4O6qHMhQ0u3xmEMNbjNMK JOUVJ26xqf3t80kX77SRa2aohmtzj7N0UwA/MGw7iWPV73u/8dkRQFiHpoOw8La/Q7fkMxEAj whJ43wwDoKFxAmCruu73mFM3bDDgFsGawpnsYTqDU4viuxhHa9n6JehtupsVS0gM0HDx98sWY qE+Um9GWD8R2Cae/izH8s6PNYPM/yw2gj7SaIVF+Vm2mI7j4OHuH7m7y9di6DfeULH8+Jdn/Z tOe4UUIu3ve6zKL+cv6oD1mljxyz3PBn2dCel0F6TRUSeHt3ekCEOWa+UFZduWgpV4zXqhcxS vxJ0c3yd9/wo5IrtdsSYV+2Cum3t1uf08kOQaQvS1TN9fFryVr7HMbf6clKVy6Xx9jvRgkEAT gjPJstZJ6WOU3MahlQ91hU4iGLIFKsb0XzHHo5ijJbA8PGYDuOS2pu7x2f8aoqsGUjXHsm+qP 22FT4TYAzDyVMEfDh5tX90dvpFC3cTm9UTFVHww== Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@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. Additionally the patch series has some IRQ retrieval improvements and adds support for a missing PHY mode. This series based on Matthias Brugger's V1 series [1]. [1] - https://patchwork.kernel.org/cover/11186193/ Changes in V5: - address Doug's comment Changes in V4: - rebased on current net-next - remove RGMII_ID support - remove fixes tag from patch 1 - add Florian's suggestions to patch 5 Changes in V3: - introduce SoC-specific compatibles for GENET (incl. dt-binding) - use platform_get_irq_optional for optional IRQ - remove Fixes tag from IRQ error handling change - move most of MDIO stuff to bcm2711.dtsi 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 Stefan Wahren (7): net: bcmgenet: Avoid touching non-existent interrupt net: bcmgenet: Fix error handling on IRQ retrieval dt-bindings: net: bcmgenet: Add BCM2711 support net: bcmgenet: Add BCM2711 support net: bcmgenet: Refactor register access in bcmgenet_mii_config net: bcmgenet: Add RGMII_RXID support ARM: dts: bcm2711-rpi-4: Enable GENET support .../devicetree/bindings/net/brcm,bcmgenet.txt | 2 +- arch/arm/boot/dts/bcm2711-rpi-4-b.dts | 17 +++++ arch/arm/boot/dts/bcm2711.dtsi | 26 ++++++++ drivers/net/ethernet/broadcom/genet/bcmgenet.c | 74 ++++++++++++++++++---- drivers/net/ethernet/broadcom/genet/bcmgenet.h | 1 + drivers/net/ethernet/broadcom/genet/bcmmii.c | 47 +++++++------- 6 files changed, 130 insertions(+), 37 deletions(-) --- 2.7.4