{"id":819396,"url":"http://patchwork.ozlabs.org/api/patches/819396/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-i2c/patch/20170928040407.8933-2-kalyan.kinthada@alliedtelesis.co.nz/","project":{"id":35,"url":"http://patchwork.ozlabs.org/api/projects/35/?format=json","name":"Linux I2C development","link_name":"linux-i2c","list_id":"linux-i2c.vger.kernel.org","list_email":"linux-i2c@vger.kernel.org","web_url":"","scm_url":"","webscm_url":"","list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"<20170928040407.8933-2-kalyan.kinthada@alliedtelesis.co.nz>","list_archive_url":null,"date":"2017-09-28T04:04:06","name":"[1/2] ARM: dts: Fix I2C repeated start issue on Armada-38x","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"100db267020493a8397b8b4f91180e9a06fa9d92","submitter":{"id":72417,"url":"http://patchwork.ozlabs.org/api/people/72417/?format=json","name":"Kalyan Kinthada","email":"kalyan.kinthada@alliedtelesis.co.nz"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-i2c/patch/20170928040407.8933-2-kalyan.kinthada@alliedtelesis.co.nz/mbox/","series":[{"id":5485,"url":"http://patchwork.ozlabs.org/api/series/5485/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-i2c/list/?series=5485","date":"2017-09-28T04:04:07","name":"Fix I2C repeated start timing violation on Armada-38x.","version":1,"mbox":"http://patchwork.ozlabs.org/series/5485/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/819396/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/819396/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@bilbo.ozlabs.org","Authentication-Results":["ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=vger.kernel.org\n\t(client-ip=209.132.180.67; helo=vger.kernel.org;\n\tenvelope-from=linux-i2c-owner@vger.kernel.org;\n\treceiver=)","ozlabs.org; dkim=pass (1024-bit key;\n\tunprotected) header.d=alliedtelesis.co.nz\n\theader.i=@alliedtelesis.co.nz header.b=\"zmG9hbXt\"; \n\tdkim-atps=neutral"],"Received":["from vger.kernel.org (vger.kernel.org [209.132.180.67])\n\tby ozlabs.org (Postfix) with ESMTP id 3y2h0p09DMz9t30\n\tfor ;\n\tThu, 28 Sep 2017 14:04:58 +1000 (AEST)","(majordomo@vger.kernel.org) by vger.kernel.org via listexpand\n\tid S1751082AbdI1EEQ (ORCPT );\n\tThu, 28 Sep 2017 00:04:16 -0400","from gate2.alliedtelesis.co.nz ([202.36.163.20]:52929 \"EHLO\n\tgate2.alliedtelesis.co.nz\" rhost-flags-OK-OK-OK-OK) by\n\tvger.kernel.org with ESMTP id S1750914AbdI1EEM (ORCPT\n\t); Thu, 28 Sep 2017 00:04:12 -0400","from mmarshal3.atlnz.lc (mmarshal3.atlnz.lc [10.32.18.43])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256\n\tbits)) (Client did not present a certificate)\n\tby gate2.alliedtelesis.co.nz (Postfix) with ESMTPS id 123268365F;\n\tThu, 28 Sep 2017 17:04:10 +1300 (NZDT)","from smtp (Not Verified[10.32.16.33]) by mmarshal3.atlnz.lc with\n\tTrustwave SEG (v7, 5, 8, 10121)\n\tid ; Thu, 28 Sep 2017 17:04:10 +1300","from kalyank-dl.ws.atlnz.lc (kalyank-dl.ws.atlnz.lc [10.33.14.14])\n\tby smtp (Postfix) with ESMTP id 61DCD13EECE;\n\tThu, 28 Sep 2017 17:04:21 +1300 (NZDT)","by kalyank-dl.ws.atlnz.lc (Postfix, from userid 1628)\n\tid D1514C032B; Thu, 28 Sep 2017 17:04:09 +1300 (NZDT)"],"DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed; d=alliedtelesis.co.nz; \n\ts=mail; t=1506571450;\n\tbh=InaAEPHoi0Gb63PKTS6zupqlQd8KD987LtG/Dq/ZpYE=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References;\n\tb=zmG9hbXtRo/QXxB2ZVDD3h7DNzzj/ig4uGOUvaGuLxAhFqnn6W7cFP2Al2ux90FQW\n\tfC7opxltpiCF+4ZvjVQcYhhGYsGqyVQKJu9sJoMfrYDoGD8TcYNtb/2WrTiKKAblZ2\n\t4+11nx44Lt/khHnCAGeEObXl7ivCDh5Iop8GfqdM=","From":"Kalyan Kinthada ","To":"jason@lakedaemon.net, andrew@lunn.ch, gregory.clement@free-electrons.com,\n\tsebastian.hesselbarth@gmail.com, robh+dt@kernel.org,\n\tmark.rutland@arm.com, linux@armlinux.org.uk, wsa@the-dreams.de,\n\tdevicetree@vger.kernel.org","Cc":"linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,\n\tlinux-i2c@vger.kernel.org,\n\tChris Packham ,\n\tKalyan Kinthada ","Subject":"[PATCH 1/2] ARM: dts: Fix I2C repeated start issue on Armada-38x","Date":"Thu, 28 Sep 2017 17:04:06 +1300","Message-Id":"<20170928040407.8933-2-kalyan.kinthada@alliedtelesis.co.nz>","X-Mailer":"git-send-email 2.14.1","In-Reply-To":"<20170928040407.8933-1-kalyan.kinthada@alliedtelesis.co.nz>","References":"<20170928040407.8933-1-kalyan.kinthada@alliedtelesis.co.nz>","Sender":"linux-i2c-owner@vger.kernel.org","Precedence":"bulk","List-ID":"","X-Mailing-List":"linux-i2c@vger.kernel.org"},"content":"All the Armada 38x(380, 385, 388) have a silicon issue in\nthe I2C controller which violates the I2C repeated start timing\n(errata FE-8471889).\n\ni2c-mv64xxx driver handles this errata based on the compatible string\n\"marvell,mv78230-a0-i2c\".\n\nThis patch activates the \"marvell,mv78230-a0-i2c\" compatible string\nfor the I2C controller on armada-38x SoC based devices.\n\nSigned-off-by: Kalyan Kinthada \n---\n arch/arm/boot/dts/armada-38x.dtsi | 4 ++--\n 1 file changed, 2 insertions(+), 2 deletions(-)","diff":"diff --git a/arch/arm/boot/dts/armada-38x.dtsi b/arch/arm/boot/dts/armada-38x.dtsi\nindex 7ff0811e61db..4960722aab32 100644\n--- a/arch/arm/boot/dts/armada-38x.dtsi\n+++ b/arch/arm/boot/dts/armada-38x.dtsi\n@@ -178,7 +178,7 @@\n \t\t\t};\n \n \t\t\ti2c0: i2c@11000 {\n-\t\t\t\tcompatible = \"marvell,mv64xxx-i2c\";\n+\t\t\t\tcompatible = \"marvell,mv78230-a0-i2c\", \"marvell,mv64xxx-i2c\";\n \t\t\t\treg = <0x11000 0x20>;\n \t\t\t\t#address-cells = <1>;\n \t\t\t\t#size-cells = <0>;\n@@ -189,7 +189,7 @@\n \t\t\t};\n \n \t\t\ti2c1: i2c@11100 {\n-\t\t\t\tcompatible = \"marvell,mv64xxx-i2c\";\n+\t\t\t\tcompatible = \"marvell,mv78230-a0-i2c\", \"marvell,mv64xxx-i2c\";\n \t\t\t\treg = <0x11100 0x20>;\n \t\t\t\t#address-cells = <1>;\n \t\t\t\t#size-cells = <0>;\n","prefixes":["1/2"]}