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Thu, 07 Apr 2022 08:07:32 -0700 (PDT) Received: from guoguo-omen.lan ([2401:c080:1400:4da2:b701:47d5:9291:4cf9]) by smtp.gmail.com with ESMTPSA id x2-20020a63aa42000000b0038265eb2495sm19329908pgo.88.2022.04.07.08.07.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 Apr 2022 08:07:32 -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 v4 3/5] mtd: nand: mtk-ecc: also parse nand-ecc-engine if available Date: Thu, 7 Apr 2022 23:06:50 +0800 Message-Id: <20220407150652.21885-4-gch981213@gmail.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220407150652.21885-1-gch981213@gmail.com> References: <20220407150652.21885-1-gch981213@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220407_080736_261403_CCA2F5FA X-CRM114-Status: GOOD ( 13.33 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.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 Change since v2: none Change since v3: none 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);