From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefan Agner Subject: [PATCH v6 1/6] mtd: rawnand: add Reed-Solomon error correction algorithm Date: Thu, 21 Jun 2018 22:31:40 +0200 Message-ID: <20180621203145.7628-2-stefan@agner.ch> References: <20180621203145.7628-1-stefan@agner.ch> Return-path: In-Reply-To: <20180621203145.7628-1-stefan@agner.ch> Sender: linux-kernel-owner@vger.kernel.org To: boris.brezillon@bootlin.com, dwmw2@infradead.org, computersforpeace@gmail.com, marek.vasut@gmail.com, robh+dt@kernel.org, mark.rutland@arm.com, thierry.reding@gmail.com Cc: dev@lynxeye.de, miquel.raynal@bootlin.com, richard@nod.at, marcel@ziswiler.com, krzk@kernel.org, digetx@gmail.com, benjamin.lindqvist@endian.se, jonathanh@nvidia.com, pdeschrijver@nvidia.com, pgaikwad@nvidia.com, mirza.krak@gmail.com, gaireg@gaireg.de, linux-mtd@lists.infradead.org, linux-tegra@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Stefan Agner List-Id: linux-tegra@vger.kernel.org Add Reed-Solomon (RS) to the enumeration of ECC algorithms. Signed-off-by: Stefan Agner Reviewed-by: Boris Brezillon Acked-by: Rob Herring --- Documentation/devicetree/bindings/mtd/nand.txt | 2 +- drivers/mtd/nand/raw/nand_base.c | 1 + include/linux/mtd/rawnand.h | 1 + 3 files changed, 3 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/mtd/nand.txt b/Documentation/devicetree/bindings/mtd/nand.txt index 8bb11d809429d..eaef8c657aa5c 100644 --- a/Documentation/devicetree/bindings/mtd/nand.txt +++ b/Documentation/devicetree/bindings/mtd/nand.txt @@ -25,7 +25,7 @@ Optional NAND chip properties: Deprecated values: "soft_bch": use "soft" and nand-ecc-algo instead - nand-ecc-algo: string, algorithm of NAND ECC. - Supported values are: "hamming", "bch". + Valid values are: "hamming", "bch", "rs". - nand-bus-width : 8 or 16 bus width if not present 8 - nand-on-flash-bbt: boolean to enable on flash bbt option if not present false diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c index 10c4f9919850c..47e9cb9063da4 100644 --- a/drivers/mtd/nand/raw/nand_base.c +++ b/drivers/mtd/nand/raw/nand_base.c @@ -5777,6 +5777,7 @@ static int of_get_nand_ecc_mode(struct device_node *np) static const char * const nand_ecc_algos[] = { [NAND_ECC_HAMMING] = "hamming", [NAND_ECC_BCH] = "bch", + [NAND_ECC_RS] = "rs", }; static int of_get_nand_ecc_algo(struct device_node *np) diff --git a/include/linux/mtd/rawnand.h b/include/linux/mtd/rawnand.h index 3e8ec3b8a39c7..2d9cb7acbc3d8 100644 --- a/include/linux/mtd/rawnand.h +++ b/include/linux/mtd/rawnand.h @@ -121,6 +121,7 @@ enum nand_ecc_algo { NAND_ECC_UNKNOWN, NAND_ECC_HAMMING, NAND_ECC_BCH, + NAND_ECC_RS, }; /* -- 2.17.1