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[76.183.134.35]) by smtp.gmail.com with ESMTPSA id w8sm606578ots.25.2021.09.17.11.12.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 17 Sep 2021 11:12:47 -0700 (PDT) From: Chris Morgan To: u-boot@lists.denx.de Cc: sjg@chromium.org, miquel.raynal@bootlin.com, jagan@amarulasolutions.com, marek.behun@nic.cz, farhan.ali@broadcom.com, xypron.glpk@gmx.de, Chris Morgan Subject: [RFC 2/2] mtd: Add pairing info for Toshiba TC58TEG5DCLTA00 NAND Date: Fri, 17 Sep 2021 13:12:34 -0500 Message-Id: <20210917181234.20088-3-macroalpha82@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210917181234.20088-1-macroalpha82@gmail.com> References: <20210917181234.20088-1-macroalpha82@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.34 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 845bf57c53..ac5b17af70 100644 --- a/drivers/mtd/nand/raw/nand_base.c +++ b/drivers/mtd/nand/raw/nand_base.c @@ -4549,6 +4549,15 @@ ident_done: break; } + /* Special handling for 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