From patchwork Mon Nov 11 06:55:34 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Wahren X-Patchwork-Id: 1192800 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="G/bDu3ki"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 47BMC00Dpmz9sPj for ; Mon, 11 Nov 2019 17:57:48 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726913AbfKKG5q (ORCPT ); Mon, 11 Nov 2019 01:57:46 -0500 Received: from mout.gmx.net ([212.227.15.15]:40351 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726847AbfKKG5p (ORCPT ); Mon, 11 Nov 2019 01:57:45 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1573455360; bh=0jxMWIGkU7ewd+S5xOOJEHPXWN5shKLBSrDpJeIk3Ok=; h=X-UI-Sender-Class:From:To:Cc:Subject:Date; b=G/bDu3kid608MB+4VMhpaVTuFo+QDdN1yTRgHtfgu0g9NCmk7wnDRJrPqtPm/tMk4 iAA2eh9qGgU1nKm2Um6TPYMbkjI7ifu0khAEchLvSWNdQ464UxIEQSIXm4cfWccPsc bzM4+7AI9nJ2a/+eYt2tH/iY7+/uSQGM2Fa51ewY= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from localhost.localdomain ([37.4.249.112]) by mail.gmx.com (mrgmx005 [212.227.17.190]) with ESMTPSA (Nemesis) id 1Mwfai-1hgF1W33SU-00y5K5; Mon, 11 Nov 2019 07:56:00 +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 V4 net-next 0/7] ARM: Enable GENET support for RPi 4 Date: Mon, 11 Nov 2019 07:55:34 +0100 Message-Id: <1573455341-22813-1-git-send-email-wahrenst@gmx.net> X-Mailer: git-send-email 2.7.4 X-Provags-ID: V03:K1:znXwmQUr89xRFl3D685WuGsnPrIB78BhmrZCKjB1EDElWQ6BhYV MKRpXC5HoIaGo9FQBMcjkLPzNxbM0hzKlIYZYmnU9WHhzSp8KRNJIEO1Csaws0k1xo9ho3p tJ3FjIn6op0kWCoMIVFqLd+H87Nt0/zKsRmvTu0yjE1OLMLSC3JaWaOd9ybulG8lBDtmiiL 6OcI2dYFtn2J+uJxK+7aw== X-Spam-Flag: NO X-UI-Out-Filterresults: notjunk:1; V03:K0:1OM2d/R61Lc=:gLr/jMRGG1jJpIJpHIGUCl eT38XH3MsLhTitOBBf2SBlcnYUSRQ1YkK33soot2vtOsCR9d/sS+NN8ME1pgGGMehudYrXjO7 rl0mtnCfWrPVFFQp44SjsFE66hsWmSXXrbp1JO2lE8KKJvdTTGyGzaohBZqBphz7zbLPYS6LL PcrVK7Oqcpr5SWxMmPRcJzxy8TzBnoS/b/0UkI4fge6cMLXAGy28Y9Yr/1UkUf8Hyv0NDVbWC rE0+0FX3Rteju2yIfBOf754ac9YMNjjl+wJT1HM7Syizinb17NafKy7OKgPz8kStvfBACjSej aE4hTRZaUsPKnAKBG+W0mZ36nrwzIOSXPwtUH0imKZP859UAKAzusZlsydu4hEVpjqJkb01Te qbU62K9B9t9BUhtIlNKatjGC6V8A3/tppWgkffG7kqn0zFKeb6ZSriUdxG3/ZZbeRZ3y/zUTe h67lT2tZ2iyfamgskA5IhJ5RhKT4f2YZ8Ar7ICu1pqvAW8i3ZmSgmp1sYFCXJfew9NdZ+rN6Y jVZjGXKwi9wVVt37QRMc6pF6zUW0NxR2dcVlZQfQEFiEfmdnO+50bRUDPzopHT1OxS/DYxeG0 jJezbcgFFjTPB3fLuq1GMlVNxuMQg+W54smbKZgBQS9lcMVvuu7H+67+Xk+thc1rtqhG63dgx tYgvi4UCKxbZ+Cqqo1JONqpsMZiTRFrcdXp+ICr+G2x5eohB2BGGqF4kZ+GMlcCVoKylZsTqs ewCPof7RL5IePis0C8eis3DgFg8Dug736CC3L2IqFUmYSxWl2pYufz6sZbRguspq7lqM3YLFm IW4tIO28f69m4igNos3TZYJWaj+liRfxmm8Ponlv/xicQoJpLrekw/8qJ44cdyj6qZVfCRg2Z 97Z1+R4H5DVxhogBZWoOWU5nprsee+rBH2t/Ft5bW8XmqVjHcY9UGllV70aFrKXRALfqv9a27 RFoP9Pi0kNFhRn7Jq9FLryWyBoAurTY/nHq7gNxdZF+CU7qC90O8EsZxjb7brGlVNx5sYHyVi 5bM3HwAtcFsSUsr4MY5BM0aiSz1DIYPrtP8fGHWkOT+MeKNfRxKcXvbl4IE1mAxK0aBTrAyur A31PuN9rmik/jSBJQzeCnNHfEr0UOvRENW7bkRflsCUn5hOzEVoqdvAmxGTiNiMidsj4G0TXS mmzWTnwF98JkeeZ9sceK3HoXo9NkaGznrCZFmZWD5XCRxo5fvhIk+nngkkOOzM4EGb3BQt6aL Bb5J8eQRAwvr1ffG6VxuI5lBb+9ixOUcpZS4xfg== 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. 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 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 | 40 ++++++------ 6 files changed, 126 insertions(+), 34 deletions(-) --- 2.7.4