From patchwork Thu Feb 14 17:57:17 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ray Jui X-Patchwork-Id: 1042303 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-i2c-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=broadcom.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=broadcom.com header.i=@broadcom.com header.b="IYppTwn2"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 440kd22WPNz9s7h for ; Fri, 15 Feb 2019 04:57:42 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2437680AbfBNR5l (ORCPT ); Thu, 14 Feb 2019 12:57:41 -0500 Received: from mail-it1-f194.google.com ([209.85.166.194]:35366 "EHLO mail-it1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2437677AbfBNR5k (ORCPT ); Thu, 14 Feb 2019 12:57:40 -0500 Received: by mail-it1-f194.google.com with SMTP id v72so16556255itc.0 for ; Thu, 14 Feb 2019 09:57:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; h=from:to:cc:subject:date:message-id; bh=gAwFmaS66KcV1AlrCQXElQUh5BqKBi7qdQSZ0HpMOj0=; b=IYppTwn2yxx9bvqMj0vHkrH6ay+c729O4b4HFCMPg9MtT/IlB7+Bn7hBnC7k3DN56X BLaAW56nWMRg1Nzu7XCm43F1cZjHu21eav2duukIekjhLylVo1/R3G15yrcrNCNMs8+c 1UA4GPqC7XbiVnpCVbCwxTHDAyDPmbVUSlK70= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=gAwFmaS66KcV1AlrCQXElQUh5BqKBi7qdQSZ0HpMOj0=; b=JGM4g+zVY8vuUX84Q0wwdkRjYHvUNyHDlgFAYxATqO6mqaybmzwd9elpiS8KXTQRTx t9fGcODHu7EpUXjz/fiqPl7o3DX8ZhDbZ3LwOr67XnCDRRrYuJHE/21HVX2pw4Yg7v2t 4fva45c3AYELfNyQ8Ls6RJ088rVYWZPnyeHwU4rvlWn5Qecnm1KWxPj+1eclrlW9H13Q tpyQFPI1dFomMDFy8tFXWnQgGRr/238z+xelPgPqt3ryiHLGkaCE1g2xdo0hf7JPnNuU 9Ilp77MUBVk301gijy4LR8Jxo0oi/u8NcESddbrVMtINiIazh+qDsTTrZjK0fTZrhIb+ PF8Q== X-Gm-Message-State: AHQUAuZGkcgjmlw3AUdumuxVDqtzDmLnRRePP5WsUchpqD7ICqMdGz3E eOf9oeEnEiGd8OclssUN4MDz3g== X-Google-Smtp-Source: AHgI3IZ0UJKa0urRxDtp7uZXRXOr0T5H9GHJdvZ5xph16p6bBS9JhD6nz5rLvAVsJbgJOz7XasF5Rw== X-Received: by 2002:a5e:870c:: with SMTP id y12mr2689241ioj.280.1550167060031; Thu, 14 Feb 2019 09:57:40 -0800 (PST) Received: from rj-aorus.ric.broadcom.com ([192.19.228.250]) by smtp.gmail.com with ESMTPSA id t64sm1534178itb.5.2019.02.14.09.57.37 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 14 Feb 2019 09:57:39 -0800 (PST) From: Ray Jui To: Wolfram Sang , Rob Herring , Mark Rutland Cc: linux-i2c@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, bcm-kernel-feedback-list@broadcom.com, Rayagonda Kokatanur , Ray Jui Subject: [PATCH v5 0/8] iProc I2C slave mode and NIC mode Date: Thu, 14 Feb 2019 09:57:17 -0800 Message-Id: <20190214175725.60462-1-ray.jui@broadcom.com> X-Mailer: git-send-email 2.17.1 Sender: linux-i2c-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org This patch series adds the following support to the iProc I2C driver: - Increase maximum read transfer size to 255 bytes - I2C slave mode - Polling mode - NIC I2C mode This patch series is based on kernel v5.0-rc3 and available at: https://github.com/Broadcom/arm64-linux.git branch: i2c-slave-v5 Changes from v4: - Add more detailed explanations in the device tree binding document changes, to address Rob's review comments Changes from v3: - Various minor fixes on commit messages and commits - Rebased to v5.0-rc3 Changes from v2: - Address Ray's review comments. Changes from v1: - Rebased to Linux v5.0.0-rc2 Ray Jui (1): dt-bindings: i2c: iproc: make 'interrupts' optional Rayagonda Kokatanur (5): i2c: iproc: add polling support i2c: iproc: use wrapper for read/write access dt-bindings: i2c: iproc: add "brcm,iproc-nic-i2c" compatible string i2c: iproc: add NIC I2C support arm64: dts: Stingray: Add NIC i2c device node Shreesha Rajashekar (2): i2c: iproc: Extend I2C read up to 255 bytes i2c: iproc: Add slave mode support .../bindings/i2c/brcm,iproc-i2c.txt | 17 +- .../boot/dts/broadcom/stingray/stingray.dtsi | 18 + drivers/i2c/busses/Kconfig | 1 + drivers/i2c/busses/i2c-bcm-iproc.c | 758 +++++++++++++++--- 4 files changed, 663 insertions(+), 131 deletions(-)