Received: by 2002:a25:824b:0:0:0:0:0 with SMTP id d11csp909188ybn; Wed, 2 Oct 2019 08:04:32 -0700 (PDT) X-Google-Smtp-Source: APXvYqynnz+xvBtV8JBv5DgBDm62lhoKxzoyZObc8U1WWpzLdz6AH8crLZ/bSCq7PNzcT0GZobRg X-Received: by 2002:a50:aa86:: with SMTP id q6mr4421081edc.288.1570028672363; Wed, 02 Oct 2019 08:04:32 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1570028672; cv=none; d=google.com; s=arc-20160816; b=KE7OGSHu6smRyYI+HN+d7VMIq3+3etbok7GPrYPCJcr/7dLaohpBG0DUpBADZ3n5Sk +5YsAOwDNJx+tQdc9QnKlZGw+pCMrpmaNCPK38+gxBwLmYycldSXq+qPS+hbAmY6TKXr dUedJ1tG2U54/LPMlRqHZ1S4m2lz4kSMI6zEpSkQNl0yr7xKgP5MM8u5FNOPY0IP3+Xj qhfUEGnjTxSP0pQm+RpS9hWLAf7pI6M7dj+o+JGYC5x6aXxaWqeNQ3HdWukk5NX/zNnE WakRVBgrDcZKEVbjN32O9NkNu2g0ntPwsZvBNvrtRjzHhmbPUyf9eBp0Ah4kdz4Iec8I q3Aw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from; bh=bh+bzLn4MMGBAO2x2YErARnwrkTkLHwhKN46s7xb+0Q=; b=o4oG+eIBTY5GaaZ+oum0MU3puYWjOtrbyWbV8V4u+r1kAwaszjFyF2o39beexQHipX MTsP/N1kpkdQmoz7CJtOAx/Gp3d8por0Mkmb8Y3z39xaskSWaoAHxhdoDKsil7BS+I5g trFB7fCjYjk1BDfYO/WZ5hkqFbgjZooqRwTu8EU13rGKHbGyYIYKethIqBmDaUqcgLyA Vv8w3bcnWAtXvOml07T8eStLDkSrcWWG28uPBXysxCjHHHRY6GYX/M9MJYARwCpA/Ml+ 5lpNdDiTRfM7p7pidtAs/yIGeiWT5HOjjqjhZDARx+aaoHoN64xIj+4swVetSzJU4k47 MP3A== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id ec21si10224984ejb.26.2019.10.02.08.04.06; Wed, 02 Oct 2019 08:04:32 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727254AbfJBOrF (ORCPT + 99 others); Wed, 2 Oct 2019 10:47:05 -0400 Received: from relay12.mail.gandi.net ([217.70.178.232]:49231 "EHLO relay12.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725975AbfJBOrE (ORCPT ); Wed, 2 Oct 2019 10:47:04 -0400 Received: from localhost (aclermont-ferrand-651-1-259-53.w86-207.abo.wanadoo.fr [86.207.98.53]) (Authenticated sender: kamel.bouhara@bootlin.com) by relay12.mail.gandi.net (Postfix) with ESMTPSA id 3D8EB200009; Wed, 2 Oct 2019 14:47:02 +0000 (UTC) From: Kamel Bouhara To: Wolfram Sang , linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org, Nicolas Ferre , Alexandre Belloni , Ludovic Desroches , linux-arm-kernel@lists.infradead.org Cc: devicetree@vger.kernel.org, Thomas Petazzoni , Kamel Bouhara Subject: [PATCH 0/4] i2c bus recovery for Microchip SoCs. Date: Wed, 2 Oct 2019 16:46:54 +0200 Message-Id: <20191002144658.7718-1-kamel.bouhara@bootlin.com> X-Mailer: git-send-email 2.23.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch series introduce the kernel i2c-gpio bus recovery mechanism for the Microchip SoCs. Updated the corresponding dts to add i2c gpio pinctrl. The bus recovery is configured for the sama5d3/4 xplained boards in dts. Kamel Bouhara (4): dt-bindings: i2c: at91: document optional bus recovery properties i2c: at91: implement i2c bus recovery ARM: at91/dt: sama5d3: add i2c gpio pinctrl ARM: at91/dt: sama5d4: add i2c gpio pinctrl .../devicetree/bindings/i2c/i2c-at91.txt | 10 +++ arch/arm/boot/dts/sama5d3.dtsi | 33 +++++++++- arch/arm/boot/dts/sama5d4.dtsi | 33 +++++++++- drivers/i2c/busses/i2c-at91-master.c | 63 +++++++++++++++++++ drivers/i2c/busses/i2c-at91.h | 8 +++ 5 files changed, 141 insertions(+), 6 deletions(-) -- 2.23.0