From patchwork Wed Feb 19 11:57:13 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Oleksandr Suvorov X-Patchwork-Id: 204600 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6518BC34047 for ; Wed, 19 Feb 2020 11:57:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2DA3A20658 for ; Wed, 19 Feb 2020 11:57:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=toradex.com header.i=@toradex.com header.b="DIyxlmhM" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726617AbgBSL5R (ORCPT ); Wed, 19 Feb 2020 06:57:17 -0500 Received: from mail-eopbgr130117.outbound.protection.outlook.com ([40.107.13.117]:32093 "EHLO EUR01-HE1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726558AbgBSL5R (ORCPT ); Wed, 19 Feb 2020 06:57:17 -0500 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=gypDhe/vfxWsUoertfApfMgjXbD99qCVEOfkK7Dyi9SLthHo1AjZq+b8JMq3X9aEyc2ISYbzVu8euU8dkHH0wQ5xv8M7phxTWWmAz/C/JBtYi93eP2FI4JzeSuipu9fUtGRu9FIhi9kfxB6lXtTGpM7RB3cvlLGbGt7R9btX1dGtr0EUY6ZxJSI1zkP8vUGP+K2ZJrOakA+CSs0sEj38cSvi6221NtxGdb/XNAnPuV8p9nIn7OpB/UvOfhUGOYywoF/e8N9QQGY5bbxpaR2QRqQjCYKn7VK+IaDm3qgFiVUy8mY6zYz3EY7Nox2zsC5hct0rnodalUHCQ7YGHbbNvA== 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=DbaRyFI+AQayIqXPg9EJfANGjleTwZMkFamRErvfBjE=; b=mblr4sSPhP9bwHZGcXtvS8JYL39Onx6v1u4SzGsjOJ2hnbBppwu7F2Ab5AO1Du1LwSdfSDUw/0h3MdhWBIF7KLyV6cKDy4oB23Y774XBpe0U8l0YJatfeHO3hHRIDE4Gu+MrFb8/eRPzdH8296wxx2x0ipx5YTfkgVlTNLZaMoi3AwGkh34Pz9HyrPLeLEG8dUy8l4z7/fxemIeSy58b3uNUTPcxgIvDVdA0eGAf2GMrCSBs1YyT/ttaBv0qjg09OeCQ29j+MV8TwoJVi3LUwtYQo2srtiggNUPM9oIyQsRDqsAE02wWCN/2reoGDrt5PwNw3hgLC1nwJjKNDIUOFQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=toradex.com; dmarc=pass action=none header.from=toradex.com; dkim=pass header.d=toradex.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=toradex.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=DbaRyFI+AQayIqXPg9EJfANGjleTwZMkFamRErvfBjE=; b=DIyxlmhMwNKDn6t0oSOaqjRPr2DcgCn8C9e8mtH71gfKkLXIHZkY3r3o154hs4dw0jpBIksoxp+Yu8l3y6MSE72H7qvDqTiOepHV4m2PjKzWbwjXXre7j10WKUYyzrYn7kNln+VdPMb1DKcSBwN6gJK1Y8lKXkcKh/od1kyaIeE= Received: from VI1PR05MB3279.eurprd05.prod.outlook.com (10.170.238.24) by VI1PR05MB5197.eurprd05.prod.outlook.com (20.178.11.151) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2729.24; Wed, 19 Feb 2020 11:57:13 +0000 Received: from VI1PR05MB3279.eurprd05.prod.outlook.com ([fe80::c14f:4592:515f:6e52]) by VI1PR05MB3279.eurprd05.prod.outlook.com ([fe80::c14f:4592:515f:6e52%7]) with mapi id 15.20.2729.032; Wed, 19 Feb 2020 11:57:13 +0000 Received: from localhost (194.105.145.90) by PR3P191CA0037.EURP191.PROD.OUTLOOK.COM (2603:10a6:102:55::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2750.18 via Frontend Transport; Wed, 19 Feb 2020 11:57:12 +0000 From: Oleksandr Suvorov To: "devicetree@vger.kernel.org" CC: Marcel Ziswiler , Igor Opanyuk , Philippe Schenker , Oleksandr Suvorov , Fabio Estevam , Mark Rutland , NXP Linux Team , Pengutronix Kernel Team , Rob Herring , Sascha Hauer , Shawn Guo , Stefan Agner , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" Subject: [PATCH] ARM: dts: imx7-colibri: Fix frequency for sd/mmc Thread-Topic: [PATCH] ARM: dts: imx7-colibri: Fix frequency for sd/mmc Thread-Index: AQHV5xu5UD2HW6jXL0+gmbn3erTUlg== Date: Wed, 19 Feb 2020 11:57:13 +0000 Message-ID: <20200219115709.3473072-1-oleksandr.suvorov@toradex.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: PR3P191CA0037.EURP191.PROD.OUTLOOK.COM (2603:10a6:102:55::12) To VI1PR05MB3279.eurprd05.prod.outlook.com (2603:10a6:802:1c::24) authentication-results: spf=none (sender IP is ) smtp.mailfrom=oleksandr.suvorov@toradex.com; x-ms-exchange-messagesentrepresentingtype: 1 x-mailer: git-send-email 2.24.1 x-originating-ip: [194.105.145.90] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 3eac186d-e322-48a2-8875-08d7b532db69 x-ms-traffictypediagnostic: VI1PR05MB5197: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:3968; x-forefront-prvs: 0318501FAE x-forefront-antispam-report: SFV:NSPM; SFS:(10019020)(4636009)(39850400004)(346002)(366004)(376002)(136003)(396003)(199004)(189003)(66946007)(66556008)(64756008)(54906003)(66446008)(66476007)(5660300002)(316002)(6486002)(6496006)(36756003)(86362001)(4326008)(52116002)(8936002)(7416002)(6916009)(44832011)(71200400001)(478600001)(81166006)(16526019)(2616005)(186003)(26005)(2906002)(1076003)(8676002)(81156014)(956004); DIR:OUT; SFP:1102; SCL:1; SRVR:VI1PR05MB5197; H:VI1PR05MB3279.eurprd05.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX:1; received-spf: None (protection.outlook.com: toradex.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: Y9BXsWtMKDKT0SmEmjpulPfa7Myg586sUnsLhrSGcU3epTS4014uiSm7D0Qe1/byEjYtBG64eUqH7wAQJgbuzvu4KAod0sNoVUIT4deBtTUwGAT/CQdbL68LH3MXvs2aU0xwwfPrhtXBB5mWowpeI2VduEohkhj1MPLWZMHOtLBnTclmfLMihGJF6gQ/1yd7/hl5CxxV7pAPXpFK3RLcT6q5v/DG5DZoq4P2kl7ohJq7+Lk/UYT574HWAMWmtsW5SyfNOBxRcVl7Biyq5Yh0Eg32GrOYn36DdG5K42Ep9xakvPvjJvmPzWH2MHLmLmksBU2ZX91HyY+4NudAO7eapID6/5FILwdQOH3Zo/cN9CRn46uJTlAvi1JC2tXjakZCNroE8R58F8rDwwflO4uYEoFk/3tPNy0gQw6jWXAYZxG5NR/wKaeBh8t/IGLRf5jh x-ms-exchange-antispam-messagedata: 5yfbRxDH2RDwlqVyjE8EZZsliMJ7IEaTeaSiAmywh/aKEj0qYHhurnSBl3iXCA6Etg42OK6X5hbi7TfmMAZaqBwQddAX1tH/GhBl8iuoa/yfVz0V6odwQDtS7o5k7LHNDyOUlMEk0CsrOeR7z+06Rg== MIME-Version: 1.0 X-OriginatorOrg: toradex.com X-MS-Exchange-CrossTenant-Network-Message-Id: 3eac186d-e322-48a2-8875-08d7b532db69 X-MS-Exchange-CrossTenant-originalarrivaltime: 19 Feb 2020 11:57:13.2242 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: d9995866-0d9b-4251-8315-093f062abab4 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: NIVkYFd7VPy3XY+Mf2P63x6Vg+IGmaQB2ZNRXzfOE18FzMpUySqDWojidCKECiGKwmfvXyatx9eQsfBoamfVFIyZTfeZvieGBeX61pZAfl0= X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR05MB5197 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org SD/MMC on Colibri iMX7S/D modules successfully support 200Mhz frequency in HS200 mode. Removing the unnecessary max-frequency limit significantly increases the performance: == before fix ==== root@colibri-imx7-emmc:~# hdparm -t /dev/mmcblk0 /dev/mmcblk0: Timing buffered disk reads: 252 MB in 3.02 seconds = 83.54 MB/sec ================== === after fix ==== root@colibri-imx7-emmc:~# hdparm -t /dev/mmcblk0 /dev/mmcblk0: Timing buffered disk reads: 408 MB in 3.00 seconds = 135.94 MB/sec ================== Fixes: f928a4a377e4 ("ARM: dts: imx7: add Toradex Colibri iMX7D 1GB (eMMC) support") Signed-off-by: Oleksandr Suvorov --- arch/arm/boot/dts/imx7-colibri.dtsi | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/arm/boot/dts/imx7-colibri.dtsi b/arch/arm/boot/dts/imx7-colibri.dtsi index d05be3f0e2a7..04717cf69db0 100644 --- a/arch/arm/boot/dts/imx7-colibri.dtsi +++ b/arch/arm/boot/dts/imx7-colibri.dtsi @@ -336,7 +336,6 @@ &usdhc3 { assigned-clock-rates = <400000000>; bus-width = <8>; fsl,tuning-step = <2>; - max-frequency = <100000000>; vmmc-supply = <®_module_3v3>; vqmmc-supply = <®_DCDC3>; non-removable;