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From: Stefan Agner <stefan@agner.ch>
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 <stefan@agner.ch>
Subject: [PATCH v4 1/6] mtd: rawnand: add Reed-Solomon error correction algorithm
Date: Mon, 11 Jun 2018 22:52:19 +0200	[thread overview]
Message-ID: <20180611205224.23340-2-stefan@agner.ch> (raw)
In-Reply-To: <20180611205224.23340-1-stefan@agner.ch>

Add Reed-Solomon (RS) to the enumeration of ECC algorithms.

Signed-off-by: Stefan Agner <stefan@agner.ch>
Reviewed-by: Boris Brezillon <boris.brezillon@bootlin.com>
---
 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 8bb11d809429..eaef8c657aa5 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 f28c3a555861..9eb5678dd6d0 100644
--- a/drivers/mtd/nand/raw/nand_base.c
+++ b/drivers/mtd/nand/raw/nand_base.c
@@ -5744,6 +5744,7 @@ 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 5dad59b31244..6a82da8c44ce 100644
--- a/include/linux/mtd/rawnand.h
+++ b/include/linux/mtd/rawnand.h
@@ -114,6 +114,7 @@ enum nand_ecc_algo {
 	NAND_ECC_UNKNOWN,
 	NAND_ECC_HAMMING,
 	NAND_ECC_BCH,
+	NAND_ECC_RS,
 };
 
 /*
-- 
2.17.1


  reply	other threads:[~2018-06-11 20:52 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-11 20:52 [PATCH v4 0/6] mtd: rawnand: add NVIDIA Tegra NAND flash support Stefan Agner
2018-06-11 20:52 ` Stefan Agner [this message]
2018-06-12 18:37   ` [PATCH v4 1/6] mtd: rawnand: add Reed-Solomon error correction algorithm Rob Herring
2018-06-11 20:52 ` [PATCH v4 2/6] mtd: rawnand: add an option to specify NAND chip as a boot device Stefan Agner
2018-06-11 20:52 ` [PATCH v4 3/6] mtd: rawnand: tegra: add devicetree binding Stefan Agner
2018-06-11 20:52 ` [PATCH v4 4/6] mtd: rawnand: add NVIDIA Tegra NAND Flash controller driver Stefan Agner
2018-06-11 23:08   ` kbuild test robot
2018-06-11 23:32   ` Dmitry Osipenko
2018-06-12  8:02     ` Stefan Agner
2018-06-12  8:13       ` Boris Brezillon
2018-06-17 16:57         ` Stefan Agner
2018-06-12  0:03   ` Dmitry Osipenko
2018-06-12  8:06     ` Stefan Agner
2018-06-12  8:27       ` Boris Brezillon
2018-06-12  9:17         ` Stefan Agner
2018-06-12  9:34           ` Boris Brezillon
2018-06-12 15:24           ` Jens Axboe
2018-06-12 20:20             ` Stefan Agner
2018-06-12 21:20               ` Boris Brezillon
2018-06-12 21:24               ` Jens Axboe
2018-06-12 21:30                 ` Boris Brezillon
2018-06-12 12:17   ` Dmitry Osipenko
2018-06-11 20:52 ` [PATCH v4 5/6] ARM: dts: tegra: add Tegra20 NAND flash controller node Stefan Agner
2018-06-11 20:52 ` [PATCH v4 6/6] ARM: dts: tegra: enable NAND flash on Colibri T20 Stefan Agner

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