From patchwork Sat Feb 9 19:22:58 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Cercueil X-Patchwork-Id: 1039276 X-Patchwork-Delegate: miquel.raynal@bootlin.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=lists.infradead.org (client-ip=2607:7c80:54:e::133; helo=bombadil.infradead.org; envelope-from=linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=crapouillou.net Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Zofe7KbU"; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=crapouillou.net header.i=@crapouillou.net header.b="LHxLZ115"; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 43xhmf6GHhz9sNM for ; Sun, 10 Feb 2019 06:23:46 +1100 (AEDT) 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:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: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=98sANB89IHiN3D8kZfIJ955X4cO+urCT1J+iU0fN4lM=; b=Zofe7KbUALCIx6q4lm0mXgxinE Q9iQoVT4wB5vprfOMZNrme0RJSCVXfMqyc4VkW/tbfII2mB5YFVNkLOA7BImf+yCYSX7acZJvNhTj WcqHjkpIYU4V7ivnfY2rsefxa1GKCSRsTPI0/wrS9EebY5dvpvCuipolFhnveeExwO4sRiJhRY31B +tiYM81aDJLJlPcpZUiWzI4Ll5Y8kioHJvUExUPRU4Y7wQKEmXSGDVmcHaYFuXY5zIf0Wg489ADAO /Aji7OVFaGjmZG0aBMIcTdL+4F+BdQaGoL8m38/VETnYNhcXep2obuP2o0z8YBPi2sjrr5K7YA+zP HakuPEkw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gsYE2-000383-9l; Sat, 09 Feb 2019 19:23:42 +0000 Received: from outils.crapouillou.net ([89.234.176.41] helo=crapouillou.net) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gsYDq-0002x6-7W for linux-mtd@lists.infradead.org; Sat, 09 Feb 2019 19:23:31 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=crapouillou.net; s=mail; t=1549740206; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:content-type: content-transfer-encoding:in-reply-to:in-reply-to: references:references; bh=1Li8TtRZ4NvB0BMR9KYjNdauVthk5yMzr9pBydX64Ag=; b=LHxLZ115WHp+AC7BoJHhNW0OK59Ma8tBV3alTKobOkrNkkajsjQqIFNyUY3c8Bp+hrtb49 qinUqIAxKgXmo4oI+ByyPmRIA3E278HRt9Do1lqTFTf55KdrSukXQaVFpqKepHqqHZwBpU jrp0yAtERJ1Nfv3KPEXLULEz6DJOeSk= From: Paul Cercueil To: Miquel Raynal , David Woodhouse , Brian Norris , Boris Brezillon , Marek Vasut , Richard Weinberger , Rob Herring , Mark Rutland , Harvey Hunt Subject: [PATCH v4 2/9] dt-bindings: mtd: ingenic: Change 'BCH' to 'ECC' in documentation Date: Sat, 9 Feb 2019 16:22:58 -0300 Message-Id: <20190209192305.4434-2-paul@crapouillou.net> In-Reply-To: <20190209192305.4434-1-paul@crapouillou.net> References: <20190209192305.4434-1-paul@crapouillou.net> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190209_112330_466544_F3C2C7D4 X-CRM114-Status: GOOD ( 14.18 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Paul Cercueil , devicetree@vger.kernel.org, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org MIME-Version: 1.0 Sender: "linux-mtd" Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org The JZ4740 ECC hardware is not BCH but Reed-Solomon, so it makes more sense to use the more generic ECC term. Signed-off-by: Paul Cercueil Reviewed-by: Rob Herring --- Changes: v3: New patch v4: No change .../devicetree/bindings/mtd/ingenic,jz4780-nand.txt | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/Documentation/devicetree/bindings/mtd/ingenic,jz4780-nand.txt b/Documentation/devicetree/bindings/mtd/ingenic,jz4780-nand.txt index a5b940f18bf6..5a45cc54f46d 100644 --- a/Documentation/devicetree/bindings/mtd/ingenic,jz4780-nand.txt +++ b/Documentation/devicetree/bindings/mtd/ingenic,jz4780-nand.txt @@ -1,4 +1,4 @@ -* Ingenic JZ4780 NAND/BCH +* Ingenic JZ4780 NAND/ECC This file documents the device tree bindings for NAND flash devices on the JZ4780. NAND devices are connected to the NEMC controller (described in @@ -14,10 +14,10 @@ Required NAND controller device properties: an offset of 0 and a size of 0x1000000 (i.e. the whole NEMC bank). Optional NAND controller device properties: -- ingenic,bch-controller: To make use of the hardware BCH controller, this - property must contain a phandle for the BCH controller node. The required +- ingenic,bch-controller: To make use of the hardware ECC controller, this + property must contain a phandle for the ECC controller node. The required properties for this node are described below. If this is not specified, - software BCH will be used instead. + software ECC will be used instead. Optional children nodes: - Individual NAND chips are children of the NAND controller node. @@ -70,17 +70,17 @@ nemc: nemc@13410000 { }; }; -The BCH controller is a separate SoC component used for error correction on +The ECC controller is a separate SoC component used for error correction on NAND devices. The following is a description of the device properties for a -BCH controller. +ECC controller. -Required BCH properties: +Required ECC properties: - compatible: Should be one of: * ingenic,jz4740-ecc * ingenic,jz4725b-bch * ingenic,jz4780-bch -- reg: Should specify the BCH controller registers location and length. -- clocks: Clock for the BCH controller. +- reg: Should specify the ECC controller registers location and length. +- clocks: Clock for the ECC controller. Example: