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[76.183.134.35]) by smtp.gmail.com with ESMTPSA id h6sm1125174otb.60.2021.12.16.10.44.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Dec 2021 10:44:58 -0800 (PST) From: Chris Morgan To: u-boot@lists.denx.de Cc: jagan@amarulasolutions.com, miquel.raynal@bootlin.com, wd@denx.de, sjg@chromium.org, Chris Morgan Subject: [PATCH v4 2/3] mtd: Add pairing info for Toshiba TC58TEG5DCLTA00 NAND Date: Thu, 16 Dec 2021 12:44:47 -0600 Message-Id: <20211216184448.27193-3-macroalpha82@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211216184448.27193-1-macroalpha82@gmail.com> References: <20211216184448.27193-1-macroalpha82@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.38 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.2 at phobos.denx.de X-Virus-Status: Clean From: Chris Morgan Add pairing info for the Toshiba TC58TEG5DCLTA00 NAND so that we may utilize slc-mode emulation for enhanced reliability and compatibility with upstream Linux. Signed-off-by: Chris Morgan --- drivers/mtd/nand/raw/nand_base.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c index 8a148863bd..7fdb08e4df 100644 --- a/drivers/mtd/nand/raw/nand_base.c +++ b/drivers/mtd/nand/raw/nand_base.c @@ -4542,6 +4542,15 @@ ident_done: break; } + /* Enable slc-mode on TC58TEG5DCLTA00 to match upstream Linux */ + if (id_data[0] == NAND_MFR_TOSHIBA && id_data[1] == 0xd7 + && id_data[2] == 0x84 && id_data[3] == 0x93 + && id_data[4] == 0x72 && id_data[5] == 0x51 + && id_data[6] == 0x08 && id_data[7] == 0x04) { + chip->options |= NAND_NEED_SCRAMBLING; + mtd_set_pairing_scheme(mtd, &dist3_pairing_scheme); + } + if (chip->options & NAND_BUSWIDTH_AUTO) { WARN_ON(chip->options & NAND_BUSWIDTH_16); chip->options |= busw; -- 2.30.2