{"id":803833,"url":"http://patchwork.ozlabs.org/api/patches/803833/?format=json","web_url":"http://patchwork.ozlabs.org/project/linux-i2c/patch/1503286614-17670-4-git-send-email-jun.gao@mediatek.com/","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":"<1503286614-17670-4-git-send-email-jun.gao@mediatek.com>","list_archive_url":null,"date":"2017-08-21T03:36:54","name":"[v4,3/3] i2c: mediatek: Add i2c compatible for MediaTek MT7622","commit_ref":null,"pull_url":null,"state":"accepted","archived":false,"hash":"f040247af376da25310b1796dafe9b45b64c9af5","submitter":{"id":70804,"url":"http://patchwork.ozlabs.org/api/people/70804/?format=json","name":"Jun Gao","email":"jun.gao@mediatek.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-i2c/patch/1503286614-17670-4-git-send-email-jun.gao@mediatek.com/mbox/","series":[],"comments":"http://patchwork.ozlabs.org/api/patches/803833/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/803833/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=)","Received":["from vger.kernel.org (vger.kernel.org [209.132.180.67])\n\tby ozlabs.org (Postfix) with ESMTP id 3xbKBc2HKCz9s2G\n\tfor ;\n\tMon, 21 Aug 2017 13:37:28 +1000 (AEST)","(majordomo@vger.kernel.org) by vger.kernel.org via listexpand\n\tid S1751788AbdHUDhK (ORCPT );\n\tSun, 20 Aug 2017 23:37:10 -0400","from mailgw02.mediatek.com ([210.61.82.184]:26424 \"EHLO\n\tmailgw02.mediatek.com\" rhost-flags-OK-FAIL-OK-FAIL) by\n\tvger.kernel.org with ESMTP id S1751607AbdHUDhH (ORCPT\n\t); Sun, 20 Aug 2017 23:37:07 -0400","from mtkexhb01.mediatek.inc [(172.21.101.102)] by\n\tmailgw02.mediatek.com (envelope-from )\n\t(mhqrelay.mediatek.com ESMTP with TLS)\n\twith ESMTP id 1683635290; Mon, 21 Aug 2017 11:37:04 +0800","from mtkcas09.mediatek.inc (172.21.101.178) by\n\tmtkmbs03n1.mediatek.inc (172.21.101.181) with Microsoft SMTP Server\n\t(TLS) id 15.0.1210.3; Mon, 21 Aug 2017 11:37:03 +0800","from localhost.localdomain (10.17.3.153) by mtkcas09.mediatek.inc\n\t(172.21.101.73) with Microsoft SMTP Server id 15.0.1210.3 via\n\tFrontend Transport; Mon, 21 Aug 2017 11:37:02 +0800"],"From":"Jun Gao ","To":"Wolfram Sang ,\n\tMatthias Brugger ","CC":", ,\n\t, ,\n\t, ,\n\tJun Gao ","Subject":"[PATCH v4 3/3] i2c: mediatek: Add i2c compatible for MediaTek MT7622","Date":"Mon, 21 Aug 2017 11:36:54 +0800","Message-ID":"<1503286614-17670-4-git-send-email-jun.gao@mediatek.com>","X-Mailer":"git-send-email 1.8.1.1.dirty","In-Reply-To":"<1503286614-17670-1-git-send-email-jun.gao@mediatek.com>","References":"<1503286614-17670-1-git-send-email-jun.gao@mediatek.com>","MIME-Version":"1.0","Content-Type":"text/plain","X-MTK":"N","Sender":"linux-i2c-owner@vger.kernel.org","Precedence":"bulk","List-ID":"","X-Mailing-List":"linux-i2c@vger.kernel.org"},"content":"From: Jun Gao \n\nAdd i2c compatible for MT7622. Compare to MT8173 i2c controller,\nMT7622 limits message numbers to 255, and does not support 4GB\nDMA mode.\n\nSigned-off-by: Jun Gao \nReviewed-by: Yingjoe Chen \n---\n drivers/i2c/busses/i2c-mt65xx.c | 14 ++++++++++++++\n 1 file changed, 14 insertions(+)","diff":"diff --git a/drivers/i2c/busses/i2c-mt65xx.c b/drivers/i2c/busses/i2c-mt65xx.c\nindex 9bedf0b..09d288c 100644\n--- a/drivers/i2c/busses/i2c-mt65xx.c\n+++ b/drivers/i2c/busses/i2c-mt65xx.c\n@@ -172,6 +172,10 @@ struct mtk_i2c {\n \t.max_comb_2nd_msg_len = 31,\n };\n \n+static const struct i2c_adapter_quirks mt7622_i2c_quirks = {\n+\t.max_num_msgs = 255,\n+};\n+\n static const struct mtk_i2c_compatible mt6577_compat = {\n \t.quirks = &mt6577_i2c_quirks,\n \t.pmic_i2c = 0,\n@@ -190,6 +194,15 @@ struct mtk_i2c {\n \t.support_33bits = 0,\n };\n \n+static const struct mtk_i2c_compatible mt7622_compat = {\n+\t.quirks = &mt7622_i2c_quirks,\n+\t.pmic_i2c = 0,\n+\t.dcm = 1,\n+\t.auto_restart = 1,\n+\t.aux_len_reg = 1,\n+\t.support_33bits = 0,\n+};\n+\n static const struct mtk_i2c_compatible mt8173_compat = {\n \t.pmic_i2c = 0,\n \t.dcm = 1,\n@@ -201,6 +214,7 @@ struct mtk_i2c {\n static const struct of_device_id mtk_i2c_of_match[] = {\n \t{ .compatible = \"mediatek,mt6577-i2c\", .data = &mt6577_compat },\n \t{ .compatible = \"mediatek,mt6589-i2c\", .data = &mt6589_compat },\n+\t{ .compatible = \"mediatek,mt7622-i2c\", .data = &mt7622_compat },\n \t{ .compatible = \"mediatek,mt8173-i2c\", .data = &mt8173_compat },\n \t{}\n };\n","prefixes":["v4","3/3"]}