From patchwork Fri Jul 24 18:51:15 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Robin Gong X-Patchwork-Id: 11682863 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 21ABA13B6 for ; Fri, 24 Jul 2020 10:37:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 02F2020768 for ; Fri, 24 Jul 2020 10:37:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=nxp.com header.i=@nxp.com header.b="HF1zcm/C" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727786AbgGXKh1 (ORCPT ); Fri, 24 Jul 2020 06:37:27 -0400 Received: from mail-eopbgr140045.outbound.protection.outlook.com ([40.107.14.45]:32999 "EHLO EUR01-VE1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726329AbgGXKh1 (ORCPT ); Fri, 24 Jul 2020 06:37:27 -0400 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=L9UxHnw44h3c9OFzpxccBz3cX62TDEl+dkEk7ujQLBB47i9FEciJKM6SdXnwiz36Se8I5vz3tMmo+lIWtkW6TeBCniSoI95twopK8hJOQS3rM3qt+TDweZYlJH2YBBauSHiDku+x6HzrcQRy0gepuYIZc8ImnsOxMUmhfFe7cZylT0sOkNOkDmxCS4Afrj+jmhWTXP3KU6niSNAPl5oap0bkXHBxSojIPIie0WCmEKuTVFvF0aZAhn6vQQ47h2wK/p90CQtRTy95Q6ZcixE8qGlsOLXyQS1bqDbQkhHW29byYLyHHf9xT9QYngnFKXvXEiRqJMlasm94Hu9FKf98Hw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=VfdptsqF/BWMVGMcs2QnzmQDQwBwZuTq/BYSygQZL8U=; b=SU2fr/xOzWRXd24Doy8d5QHs5SG1x34MEu4zNQ0vnt0QqE/RKepXo1u93xzh8qpW8YfWrXdZwUCCjDJxotH2sg83ItmYBUHosgbE24Gh06A+32+laeKwEYXeyjYDT8XeI4A5s/KpFRWzSllZgwcbQQVBBllBBACzID/e94i86ccU8zfnWi2xj7TtoZ5I2l/oaUTpEOZOZ5MKRAk8xltecWVIGNMrLMYXnZBNVFla8gJnsK/cOnZRgugDQmhCAt4X5ITQK6JZxWd4LVPLvB15OSo/5ucrM+2rg7kQD8jr+VtLCaw6mpbKzT8xbMW7ueeKVJ76Zs1ulIHaB0vfPGqwVQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nxp.com; dmarc=pass action=none header.from=nxp.com; dkim=pass header.d=nxp.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=VfdptsqF/BWMVGMcs2QnzmQDQwBwZuTq/BYSygQZL8U=; b=HF1zcm/C3BQex8EN9UNDgiJh2pr+Y3f3uFuSx+YMYaGT1Hzxq/EuGc50Kywrv2zy6Bvu2ikvkqSC9EZ1GnmlZf0fEiUHFkkYMBoXu5A8i1XlW5jUaUmQ19r+HFsc6crco6BpFT7z/r43+OklM7eIWsDkxoysCibN9uokWXUxiSQ= Authentication-Results: arm.com; dkim=none (message not signed) header.d=none;arm.com; dmarc=none action=none header.from=nxp.com; Received: from VE1PR04MB6638.eurprd04.prod.outlook.com (2603:10a6:803:119::15) by VI1PR04MB6125.eurprd04.prod.outlook.com (2603:10a6:803:f9::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3216.23; Fri, 24 Jul 2020 10:37:21 +0000 Received: from VE1PR04MB6638.eurprd04.prod.outlook.com ([fe80::5cc4:23a5:ca17:da7d]) by VE1PR04MB6638.eurprd04.prod.outlook.com ([fe80::5cc4:23a5:ca17:da7d%6]) with mapi id 15.20.3195.028; Fri, 24 Jul 2020 10:37:21 +0000 From: Robin Gong To: mark.rutland@arm.com, broonie@kernel.org, robh+dt@kernel.org, catalin.marinas@arm.com, vkoul@kernel.org, will.deacon@arm.com, shawnguo@kernel.org, festevam@gmail.com, s.hauer@pengutronix.de, martin.fuzzey@flowbird.group, u.kleine-koenig@pengutronix.de, dan.j.williams@intel.com, matthias.schiffer@ew.tq-group.com, frieder.schrempf@kontron.de Cc: linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kernel@pengutronix.de, dmaengine@vger.kernel.org, linux-imx@nxp.com Subject: [PATCH v11 02/12] Revert "ARM: dts: imx6: Use correct SDMA script for SPI cores" Date: Sat, 25 Jul 2020 02:51:15 +0800 Message-Id: <1595616685-9987-3-git-send-email-yibin.gong@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1595616685-9987-1-git-send-email-yibin.gong@nxp.com> References: <1595616685-9987-1-git-send-email-yibin.gong@nxp.com> X-ClientProxiedBy: SG2PR02CA0046.apcprd02.prod.outlook.com (2603:1096:3:18::34) To VE1PR04MB6638.eurprd04.prod.outlook.com (2603:10a6:803:119::15) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from robin-OptiPlex-790.ap.freescale.net (119.31.174.67) by SG2PR02CA0046.apcprd02.prod.outlook.com (2603:1096:3:18::34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.20.3216.20 via Frontend Transport; Fri, 24 Jul 2020 10:37:15 +0000 X-Mailer: git-send-email 2.7.4 X-Originating-IP: [119.31.174.67] X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: 96fe318e-43a6-4ff2-2e42-08d82fbd8b65 X-MS-TrafficTypeDiagnostic: VI1PR04MB6125: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:660; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: vzbXsT7+zf+ZHjU6zQfKrwho2q7Ed2/yuluu7k51QGi/inXyMa5xHQ6aOT7TOCzUdp0j3cRez/1gVwHR4AreJmBYFO1/6cYbE+vQ63dIl/TdA98I/wVPqzzho3Y+F4uGUGJTi2HCZt9bz0COlAQjBbq92Llw3If9vVggqlOtzvh7eM0TjnDURM07b7g14ftY7PixpS1k+GeVB0bXTwjPdt5m0ExELF1q9T+RU2hOqQQtKZRwYKVFFmJzTSDwDafF2dI86xmIhWijbAimXel1bQvm8ZsbtWOAAZrOo+kdNpLL37jxJSkvhW8G2AWo9OrWkIPX/U0EkVyLpvwA/fpQJGACUHMB3T32hAl6rV6OVjhgGrlUPBJD3ZWfV65GinSOMuMyweOQmtl639dVNjsOG27sbmbFALc2YLJtEUrWMQk/hVhjEzFGk6V0ggT4J3lN7aAAw5BjTRcqftnxykMU5w== X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:VE1PR04MB6638.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFTY:;SFS:(4636009)(366004)(396003)(136003)(39860400002)(346002)(376002)(6486002)(478600001)(8676002)(2906002)(8936002)(6506007)(86362001)(2616005)(26005)(956004)(6512007)(83380400001)(316002)(186003)(16526019)(36756003)(4326008)(52116002)(5660300002)(66556008)(66946007)(66476007)(7416002)(921003);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData: SN60KlTb6l5n9hDKZMDP1JS84gVHoC0Q4Mq2w4G1n3kKHOMo2LQadr4yiuQfgPdAQbVnq+i3LVQwFnesO9Ys9M9Meu9vePJMlrpxcqJMv+16PsO5q622KpVPcS2g81yDUkPwqwqMc4D2FDt7s9LyDIsyUD3hb8x4Zt34eAbDC+NoJD/fXDKsVanq41g5fFTw5iF/VI84Po6+954c5LbiH2uJPLKmQwR7auic1jBcqB5JhsFVXbvLihQiNs0REdSptZz0KxQLMAYEOdSvnFO5rrUkqKl1ph4PJepP49qbMa9m0ary3Lve17jwcoQS4BlZW8WXY0Fg1dfMbrdGe9ZYRW0NpvOeWZzISRoJUUa67H6uakQsF7kQjUMOGl0osN4YvCi0sPhFYf2AegoU/txPHw9emESJ8k9bsKPFKUTpaOcUBeI7ci2/AkruI+8mZ1ZcnRU26CFIA67U4mizv0AA+2HKByUWckpOeh0WG9Nem8U= X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 96fe318e-43a6-4ff2-2e42-08d82fbd8b65 X-MS-Exchange-CrossTenant-AuthSource: VE1PR04MB6638.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Jul 2020 10:37:20.8812 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: 23nonrbiH2KVh8Ba7i6O3Wc4br+b9UaGcy7gokZpBV8M0tIb164EfCcWorjXOylvAtY9iLG26PxfNVkHIWjPbQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR04MB6125 Sender: linux-spi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org There are two ways for SDMA accessing SPBA devices: one is SDMA->AIPS ->SPBA(masterA port), another is SDMA->SPBA(masterC port). Please refer to the 'Figure 58-1. i.MX 6Dual/6Quad SPBA connectivity' of i.mx6DQ Reference Manual. SDMA provide the corresponding app_2_mcu/mcu_2_app and shp_2_mcu/mcu_2_shp script for such two options. So both AIPS and SPBA scripts should keep the same behaviour, the issue only caught in AIPS script sounds not solide. The issue is more likely as the ecspi errata ERR009165(http://www.nxp.com/docs/en/errata/IMX6DQCE.pdf): eCSPI: TXFIFO empty flag glitch can cause the current FIFO transfer to be sent twice So revert commit 'dd4b487b32a3' firstly. Signed-off-by: Robin Gong Acked-by: Sascha Hauer --- arch/arm/boot/dts/imx6qdl.dtsi | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi index 346a52f..a8dedeb 100644 --- a/arch/arm/boot/dts/imx6qdl.dtsi +++ b/arch/arm/boot/dts/imx6qdl.dtsi @@ -327,7 +327,7 @@ clocks = <&clks IMX6QDL_CLK_ECSPI1>, <&clks IMX6QDL_CLK_ECSPI1>; clock-names = "ipg", "per"; - dmas = <&sdma 3 8 1>, <&sdma 4 8 2>; + dmas = <&sdma 3 7 1>, <&sdma 4 7 2>; dma-names = "rx", "tx"; status = "disabled"; }; @@ -341,7 +341,7 @@ clocks = <&clks IMX6QDL_CLK_ECSPI2>, <&clks IMX6QDL_CLK_ECSPI2>; clock-names = "ipg", "per"; - dmas = <&sdma 5 8 1>, <&sdma 6 8 2>; + dmas = <&sdma 5 7 1>, <&sdma 6 7 2>; dma-names = "rx", "tx"; status = "disabled"; }; @@ -355,7 +355,7 @@ clocks = <&clks IMX6QDL_CLK_ECSPI3>, <&clks IMX6QDL_CLK_ECSPI3>; clock-names = "ipg", "per"; - dmas = <&sdma 7 8 1>, <&sdma 8 8 2>; + dmas = <&sdma 7 7 1>, <&sdma 8 7 2>; dma-names = "rx", "tx"; status = "disabled"; }; @@ -369,7 +369,7 @@ clocks = <&clks IMX6QDL_CLK_ECSPI4>, <&clks IMX6QDL_CLK_ECSPI4>; clock-names = "ipg", "per"; - dmas = <&sdma 9 8 1>, <&sdma 10 8 2>; + dmas = <&sdma 9 7 1>, <&sdma 10 7 2>; dma-names = "rx", "tx"; status = "disabled"; };