From mboxrd@z Thu Jan 1 00:00:00 1970 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=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 0A4F9C7618B for ; Thu, 25 Jul 2019 15:01:03 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id CD5DB2238C for ; Thu, 25 Jul 2019 15:01:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="ZQCxM7Wf"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=cadence.com header.i=@cadence.com header.b="UI9D/ZJ3"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=cadence.com header.i=@cadence.com header.b="MVorw9uB" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CD5DB2238C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=cadence.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=wORiVuIgzcLVO/Zkkop12NUwzVnFERwT/VY48+f49J8=; b=ZQCxM7WfGk4F4V eOmhUiT4CFD3De1iKHh0c4G9rYYidbXTUJMFs42jbnjK5/h+RLUvS7/mjXWCpCyV21A3QxRS3X7qn vUT7JRIeI43zmaY1SZW//ki94Ghra0QqguzNEKqFpgCDciEnRi1rMakWAhWozUTvF9eBtee6czjq8 DU9oXPuIxS061DPVxBjPSarRnT+UC32Gzw41+lniZ8fVaNxFUBvkvHaIvfY30y3XfEJApR0SlXe6E tpDARIOFwQ/yY5gbYERIhHw3PXmiMiJ8jacjchjhd9HHEVxsRDJLJhzh+NxaSE0Lk6ffQXEZDrmJf 6oTy7vaH0F+sORy6nmIg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hqfEc-0005dX-Np; Thu, 25 Jul 2019 15:00:46 +0000 Received: from mx0a-0014ca01.pphosted.com ([208.84.65.235]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hqfE8-0005Er-LP for linux-mtd@lists.infradead.org; Thu, 25 Jul 2019 15:00:18 +0000 Received: from pps.filterd (m0042385.ppops.net [127.0.0.1]) by mx0a-0014ca01.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x6PEvjla001791; Thu, 25 Jul 2019 08:00:07 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cadence.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=proofpoint; bh=RKSmBSFcduIj50cvykuC55ARP0U2FL40+czvJ7Gdhuw=; b=UI9D/ZJ3b4jDRP3RiiO3Kjv8yn8pGbx+DlRKecisKYY/IJpZG3NMWXiNu1ADOpNcf4wT 5qdvW704n/BaiucM+7c7P6j0VClejcFIr87QeqJJfO/w92Fe/VfhLbkeV0rU5CC2cxVW VNPpp2J8fnxZMs3wo/Vl8xTZtFgt2KVLyHhcIhjp0ThNfxYYgwcKWOYN7tXbkkaxpx8u J1VXv0SiWzvSM64TXRMMGMGQBx3yPjxdFP6GXaFbP/DToYdxEIpr9r21Tfmmf33tpyS4 P9LEyTuGuOA3RKukreG6ueZTgj0pHGvhUeYlBVviPkRQQAaZSQquuvccVFJfo/XNuUdG 4A== Authentication-Results: cadence.com; spf=pass smtp.mailfrom=piotrs@cadence.com Received: from nam01-bn3-obe.outbound.protection.outlook.com (mail-bn3nam01lp2051.outbound.protection.outlook.com [104.47.33.51]) by mx0a-0014ca01.pphosted.com with ESMTP id 2ty9h4h4y4-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 25 Jul 2019 08:00:07 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=nrz4MvVHYJiBNzT0jbNXYUEvAt1pPXMQN4/8CkAecbBldu8cSITI3InDgI0X5d+oWbmyH4KmVbuNrI4bTpRtUNo5B/sMzrKMGjNlu333vXgMMXBeZTbneVcIuow4tP5bjVe8dj5wILvMdPUv8cSra7+1lRg0Q6Mw/lDrhMjLNVF9g42wu3xF/fMH2b6gwUQDuAmE89RK03oz/leyhAR2OOBCI6stLPODoc8qYTzUWpqYjy/+XfD/34bBJNYLiIk0HVN8UZLyDaJ9SvPMReVIV5p+i+Q2FBrJKP49vNenBNiHx5eV1Fua7FgmF62wHaRZPwd7fGXr6tgUZUESq0MhTw== 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=RKSmBSFcduIj50cvykuC55ARP0U2FL40+czvJ7Gdhuw=; b=gr+KEc8MGqmeo1q4AI5ERYwutfj165qVWxCRGFxjONaFEA90AqtR9vJVfOQdF5rsoNlJfxeGEswh/7zruny3Q4EWRyumEfO6KRsM93rtQdxeaJyMB6d2/3BtCRwumeT/ZeaMF9FavFniUBFU/gFeNiZFtm4ubHv9nrF0wCi09SxcLcDxX9IpgLoO9vqcWOkCGKqUR9gfh86B9hyXZYAeFV8nRVQ7LJ+LwGGQjW29yjBS+RccnDzDDKjSfZQ4WSlE2shK+WhBx6OrMmRRegtTlC/OdSh12f5/z81MvjcPXreElCwlQaYrE4mx5R7cTKDdUzIp4tQNBmT1eJyGSE4dLw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=softfail (sender ip is 158.140.1.28) smtp.rcpttodomain=kernel.org smtp.mailfrom=cadence.com;dmarc=fail (p=none sp=none pct=100) action=none header.from=cadence.com;dkim=none (message not signed);arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cadence.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=RKSmBSFcduIj50cvykuC55ARP0U2FL40+czvJ7Gdhuw=; b=MVorw9uBp/KNpOSTQUAJb0GL0LTXOExPNmuNoh4Od/8YJB1HubZLwHbq+COojpI4PfgfAHI5IUK802wCr8q8x6Lyy55j7PY7upSFGKnojec0mSujQxk5FXyQZC3ZpbrjhuyvWexRrIDNwN8G5FrapXwJa6yQWpKIT9MJM6nkLNc= Received: from CY1PR07CA0038.namprd07.prod.outlook.com (2a01:111:e400:c60a::48) by BN8PR07MB6964.namprd07.prod.outlook.com (2603:10b6:408:d6::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2115.10; Thu, 25 Jul 2019 15:00:04 +0000 Received: from CO1NAM05FT040.eop-nam05.prod.protection.outlook.com (2a01:111:f400:7e50::201) by CY1PR07CA0038.outlook.office365.com (2a01:111:e400:c60a::48) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2115.14 via Frontend Transport; Thu, 25 Jul 2019 15:00:04 +0000 Received-SPF: SoftFail (protection.outlook.com: domain of transitioning cadence.com discourages use of 158.140.1.28 as permitted sender) Received: from sjmaillnx2.cadence.com (158.140.1.28) by CO1NAM05FT040.mail.protection.outlook.com (10.152.96.153) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2136.7 via Frontend Transport; Thu, 25 Jul 2019 15:00:03 +0000 Received: from maileu3.global.cadence.com (maileu3.cadence.com [10.160.88.99]) by sjmaillnx2.cadence.com (8.14.4/8.14.4) with ESMTP id x6PF01CL024431 (version=TLSv1/SSLv3 cipher=AES256-SHA bits=256 verify=OK); Thu, 25 Jul 2019 08:00:02 -0700 X-CrossPremisesHeadersFilteredBySendConnector: maileu3.global.cadence.com Received: from maileu3.global.cadence.com (10.160.88.99) by maileu3.global.cadence.com (10.160.88.99) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Thu, 25 Jul 2019 16:59:59 +0200 Received: from lvlogina.cadence.com (10.165.176.102) by maileu3.global.cadence.com (10.160.88.99) with Microsoft SMTP Server (TLS) id 15.0.1367.3 via Frontend Transport; Thu, 25 Jul 2019 16:59:59 +0200 Received: from lvlogina.cadence.com (localhost.localdomain [127.0.0.1]) by lvlogina.cadence.com (8.14.4/8.14.4) with ESMTP id x6PF00nn014162; Thu, 25 Jul 2019 16:00:00 +0100 Received: (from piotrs@localhost) by lvlogina.cadence.com (8.14.4/8.14.4/Submit) id x6PExxkm014160; Thu, 25 Jul 2019 15:59:59 +0100 From: Piotr Sroka To: Subject: [v5 2/2] dt-bindings: mtd: Add Cadence NAND controller driver Date: Thu, 25 Jul 2019 15:59:55 +0100 Message-ID: <20190725145955.13951-1-piotrs@cadence.com> X-Mailer: git-send-email 2.15.0 In-Reply-To: <20190725145804.8886-1-piotrs@cadence.com> References: <20190725145804.8886-1-piotrs@cadence.com> MIME-Version: 1.0 X-OrganizationHeadersPreserved: maileu3.global.cadence.com X-EOPAttributedMessage: 0 X-Forefront-Antispam-Report: CIP:158.140.1.28; IPV:CAL; SCL:-1; CTRY:US; EFV:NLI; SFV:NSPM; SFS:(10009020)(4636009)(39860400002)(136003)(346002)(396003)(376002)(2980300002)(36092001)(199004)(189003)(50226002)(1076003)(446003)(6916009)(107886003)(7636002)(305945005)(186003)(11346002)(8676002)(48376002)(126002)(7416002)(426003)(2616005)(476003)(486006)(4326008)(50466002)(8936002)(246002)(87636003)(76176011)(478600001)(316002)(47776003)(86362001)(336012)(54906003)(42186006)(2351001)(36756003)(16586007)(5660300002)(76130400001)(356004)(70586007)(70206006)(6666004)(26005)(2906002)(26826003)(51416003); DIR:OUT; SFP:1101; SCL:1; SRVR:BN8PR07MB6964; H:sjmaillnx2.cadence.com; FPR:; SPF:SoftFail; LANG:en; PTR:corp.cadence.com; A:1; MX:1; X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: efb91d21-ffe2-4454-a650-08d71110c668 X-Microsoft-Antispam: BCL:0; PCL:0; RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600148)(711020)(4605104)(1401327)(2017052603328); SRVR:BN8PR07MB6964; X-MS-TrafficTypeDiagnostic: BN8PR07MB6964: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:862; X-Forefront-PRVS: 0109D382B0 X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam-Message-Info: vePt/Q2NmJFkNPkb7jAlSkS5XpX1Kh42th8/zqSEtD2EJT4fncac9pjoo4R9+xkn0fRvPOqRJRh+gGIpkuxgo/cvqSz7AJ81uXxIQ9FDoEv5kbA/Y567UCmpvI3/25RuT27OgooWwIky4qLZRRkUJ2th4BAzVxEnnCemWO6mS7ItL1sgi1Qcgl4E9CwoDw89vrRk4TpTLid9U1ZktK5m3PhlXx+1bvmqzDuaArQpx14RxNGpI5O4pqjjvREJYwSSRtcLwnR4vvu1lP1Wap2H5fxb/+W7eglzTgNbdkuQHYoSE/V5DDIEheSnjIgyz+xw2vvqcU0BBtoj2KCFHcWqMugy7QsbBSCcrTQd/c9l/533susvMdt5ZA+R/EqnJAtX1nf5T6XvPH7VOwhOmMmmmAudostI3tGaoKC6qnTSKdE= X-OriginatorOrg: cadence.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 25 Jul 2019 15:00:03.8707 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: efb91d21-ffe2-4454-a650-08d71110c668 X-MS-Exchange-CrossTenant-Id: d36035c5-6ce6-4662-a3dc-e762e61ae4c9 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=d36035c5-6ce6-4662-a3dc-e762e61ae4c9; Ip=[158.140.1.28]; Helo=[sjmaillnx2.cadence.com] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN8PR07MB6964 X-Proofpoint-SPF-Result: pass X-Proofpoint-SPF-Record: v=spf1 include:spf.smktg.jp include:_spf.salesforce.com include:mktomail.com include:spf-0014ca01.pphosted.com include:spf.protection.outlook.com include:auth.msgapp.com include:spf.mandrillapp.com ~all X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-07-25_06:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_check_notspam policy=outbound_check score=0 priorityscore=1501 malwarescore=0 suspectscore=1 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1906280000 definitions=main-1907250175 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190725_080016_775816_552BD844 X-CRM114-Status: GOOD ( 19.30 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, Boris Brezillon , Richard Weinberger , Marek Vasut , Rob Herring , linux-mtd@lists.infradead.org, BrianNorris , David Woodhouse , Kazuhiro Kasai , Piotr Sroka Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org Document the bindings used by Cadence NAND controller driver Signed-off-by: Piotr Sroka --- Changes for v5: - replace "_" by "-" in all properties - change compatible name from cdns,hpnfc to cdns,hp-nfc Changes for v4: - add commit message Changes for v3: - add unit suffix for board_delay - move child description to proper place - remove prefix cadence_ for reg and sdma fields Changes for v2: - remove chip dependends parameters from dts bindings - add names for register ranges in dts bindings - add generic bindings to describe NAND chip representation --- .../bindings/mtd/cadence-nand-controller.txt | 50 ++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100644 Documentation/devicetree/bindings/mtd/cadence-nand-controller.txt diff --git a/Documentation/devicetree/bindings/mtd/cadence-nand-controller.txt b/Documentation/devicetree/bindings/mtd/cadence-nand-controller.txt new file mode 100644 index 000000000000..423547a3f993 --- /dev/null +++ b/Documentation/devicetree/bindings/mtd/cadence-nand-controller.txt @@ -0,0 +1,50 @@ +* Cadence NAND controller + +Required properties: + - compatible : "cdns,hp-nfc" + - reg : Contains two entries, each of which is a tuple consisting of a + physical address and length. The first entry is the address and + length of the controller register set. The second entry is the + address and length of the Slave DMA data port. + - reg-names: should contain "reg" and "sdma" + - interrupts : The interrupt number. + - clocks: phandle of the controller core clock (nf_clk). + +Optional properties: + - dmas: shall reference DMA channel associated to the NAND controller + - cdns,board-delay-ps : Estimated Board delay. The value includes the total + round trip delay for the signals and is used for deciding on values + associated with data read capture. The example formula for SDR mode is + the following: + board delay = RE#PAD delay + PCB trace to device + PCB trace from device + + DQ PAD delay + +Child nodes represent the available NAND chips. + +Required properties of NAND chips: + - reg: shall contain the native Chip Select ids from 0 to max supported by + the cadence nand flash controller + + +See Documentation/devicetree/bindings/mtd/nand.txt for more details on +generic bindings. + +Example: + +nand_controller: nand-controller @60000000 { + compatible = "cdns,hp-nfc"; + reg = <0x60000000 0x10000>, <0x80000000 0x10000>; + reg-names = "reg", "sdma"; + clocks = <&nf_clk>; + cdns,board-delay-ps = <4830>; + interrupts = <2 0>; + nand@0 { + reg = <0>; + label = "nand-1"; + }; + nand@1 { + reg = <1>; + label = "nand-2"; + }; + +}; -- 2.15.0 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/