From patchwork Mon Apr 4 04:01:51 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chuanhong Guo X-Patchwork-Id: 556480 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 66775C433F5 for ; Mon, 4 Apr 2022 04:02:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1377083AbiDDEEf (ORCPT ); Mon, 4 Apr 2022 00:04:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38120 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1377060AbiDDEE0 (ORCPT ); Mon, 4 Apr 2022 00:04:26 -0400 Received: from mail-pj1-x102c.google.com (mail-pj1-x102c.google.com [IPv6:2607:f8b0:4864:20::102c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1EC723A72B; Sun, 3 Apr 2022 21:02:31 -0700 (PDT) Received: by mail-pj1-x102c.google.com with SMTP id ch16-20020a17090af41000b001ca867ef52bso1863474pjb.0; Sun, 03 Apr 2022 21:02:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=XeVwTDzrXqVMm+FV+pdpyBqyneG4xSl1PcMNGR1pJ1k=; b=n64jXqJuSD54zDdl9SzEdlpegLkU9Z+KblQccul6AKk3Oog51rbQLqMGP7QbR9bCQ8 QgGASSOqzcDVo/RiF8bySSUeOAlA9faUZ4CDUy7zAdLfcz6lLhK6vdSqbtRvdfzdgHVa ZPjDbOQijGIlDvUWy22jiwSO6wq3lbwSrpZ70g8QBXtCPOKuqVPNKajiYbAPcV6S+/bZ hBjZ6Vi8HAlmMrA1F5x9rp4zIdgj+msvEHcD7QG3T9IdA/z6GJluFetiicE19ed0OB1f KxqY8xtUY4J3XviyPLweRS3k6N39z6OK2EjoNX0UOJ7sFRNlttm3xAkWRAUpmkNQdIhk ly9w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=XeVwTDzrXqVMm+FV+pdpyBqyneG4xSl1PcMNGR1pJ1k=; b=wYc20XDVN/c8MRWvTzfl9nByghhKvPNcTncuyEDCocnpIqK81/yK7NaDmhKMwRAKe/ H7uNu35gqr2NTIMwYeUUwY1yT/1hw4s0Tkt/wl0yaFvo+KgVpvQfYnzkAqmKa/zjjHGt Cvlt9isBilqKxlCaR7GuCG1WZ/+z/eRSjSodaMPodbuiqmaYKZN9MFiapP+5oVK8MFVu zzn8JXA6pMQ09BObzhQBQ7XcN1B9fz/XwaTu54Oqb2WEaL7dBRoIOM/mXzgXnn0FOpBP 7WSewJwx+l8oNTEobd87HAe+oRlMe36Cjzy06W18q/wypTZ4C0JXg+Vw5i84xLWYMW17 444A== X-Gm-Message-State: AOAM5306t3Mzqbjxc3qmEDsrAlKrM0dgZDWqYlXcB046a0uEzw4hHRML /I8e0UfcRHn649Q2G3b1wB4xopa3wVNJB5hjedmrGA== X-Google-Smtp-Source: ABdhPJwCr37hf6Rzgni7u/IRXGRnIMjMDRLrRUdoxnhWo812bMhhZ1X8EnHtZAnnazIyb7rxdDXPQA== X-Received: by 2002:a17:90b:87:b0:1ca:a84b:37e with SMTP id bb7-20020a17090b008700b001caa84b037emr1140510pjb.168.1649044950447; Sun, 03 Apr 2022 21:02:30 -0700 (PDT) Received: from guoguo-omen.lan ([2401:c080:1400:4da2:b701:47d5:9291:4cf9]) by smtp.gmail.com with ESMTPSA id j70-20020a638b49000000b003985b5ddaa1sm8756191pge.49.2022.04.03.21.02.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 03 Apr 2022 21:02:30 -0700 (PDT) From: Chuanhong Guo To: linux-spi@vger.kernel.org Cc: Chuanhong Guo , Mark Brown , Rob Herring , Krzysztof Kozlowski , Matthias Brugger , Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , Roger Quadros , Thomas Bogendoerfer , Cai Huoqing , Florian Fainelli , Colin Ian King , Wolfram Sang , Paul Cercueil , Pratyush Yadav , Yu Kuai , devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), linux-arm-kernel@lists.infradead.org (moderated list:ARM/Mediatek SoC support), linux-mediatek@lists.infradead.org (moderated list:ARM/Mediatek SoC support), linux-kernel@vger.kernel.org (open list), linux-mtd@lists.infradead.org (open list:NAND FLASH SUBSYSTEM) Subject: [PATCH v2 3/5] mtd: nand: mtk-ecc: also parse nand-ecc-engine if available Date: Mon, 4 Apr 2022 12:01:51 +0800 Message-Id: <20220404040153.1509966-4-gch981213@gmail.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220404040153.1509966-1-gch981213@gmail.com> References: <20220404040153.1509966-1-gch981213@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org The recently added ECC engine support introduced a generic property named nand-ecc-engine for ecc engine phandle. This patch adds support for this new property. Signed-off-by: Chuanhong Guo --- Change since v1: new patch drivers/mtd/nand/ecc-mtk.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/mtd/nand/ecc-mtk.c b/drivers/mtd/nand/ecc-mtk.c index 74ddaa46ba7c..9f9b201fe706 100644 --- a/drivers/mtd/nand/ecc-mtk.c +++ b/drivers/mtd/nand/ecc-mtk.c @@ -279,7 +279,10 @@ struct mtk_ecc *of_mtk_ecc_get(struct device_node *of_node) struct mtk_ecc *ecc = NULL; struct device_node *np; - np = of_parse_phandle(of_node, "ecc-engine", 0); + np = of_parse_phandle(of_node, "nand-ecc-engine", 0); + /* for backward compatibility */ + if (!np) + np = of_parse_phandle(of_node, "ecc-engine", 0); if (np) { ecc = mtk_ecc_get(np); of_node_put(np);