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[93.34.88.225]) by smtp.googlemail.com with ESMTPSA id 5b1f17b1804b1-4526e155ce7sm64368245e9.10.2025.06.07.14.12.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 07 Jun 2025 14:12:09 -0700 (PDT) From: Christian Marangi To: Mark Kettenis , Tom Rini , Lukasz Majewski , Sean Anderson , Casey Connolly , Neil Armstrong , Sumit Garg , Dario Binacchi , Michael Trimarchi , Frieder Schrempf , Simon Glass , Christian Marangi , u-boot@lists.denx.de, u-boot-qcom@groups.io Subject: [PATCH v4 5/5] mtd: spinand: winbond: add Winbond W25N04KV flash support Date: Sat, 7 Jun 2025 23:11:21 +0200 Message-ID: <20250607211133.2005-6-ansuelsmth@gmail.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250607211133.2005-1-ansuelsmth@gmail.com> References: <20250607211133.2005-1-ansuelsmth@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 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 0.103.8 at phobos.denx.de X-Virus-Status: Clean Add Winbond W25N04KV flash support that use a different value to detect ECC bitflip. Signed-off-by: Christian Marangi --- drivers/mtd/nand/spi/winbond.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/drivers/mtd/nand/spi/winbond.c b/drivers/mtd/nand/spi/winbond.c index dd4ed257a83..16abf89dbbf 100644 --- a/drivers/mtd/nand/spi/winbond.c +++ b/drivers/mtd/nand/spi/winbond.c @@ -11,6 +11,7 @@ #include #include #endif +#include #include #include @@ -18,6 +19,8 @@ #define WINBOND_CFG_BUF_READ BIT(3) +#define W25N04KV_STATUS_ECC_5_8_BITFLIPS FIELD_PREP_CONST(STATUS_ECC_MASK, 0x3) + static SPINAND_OP_VARIANTS(read_cache_variants, SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP(0, 2, NULL, 0), SPINAND_PAGE_READ_FROM_CACHE_X4_OP(0, 1, NULL, 0), @@ -121,6 +124,7 @@ static int w25n02kv_ecc_get_status(struct spinand_device *spinand, return -EBADMSG; case STATUS_ECC_HAS_BITFLIPS: + case W25N04KV_STATUS_ECC_5_8_BITFLIPS: /* * Let's try to retrieve the real maximum number of bitflips * in order to avoid forcing the wear-leveling layer to move @@ -172,6 +176,15 @@ static const struct spinand_info winbond_spinand_table[] = { &update_cache_variants), 0, SPINAND_ECCINFO(&w25n02kv_ooblayout, w25n02kv_ecc_get_status)), + SPINAND_INFO("W25N04KV", + SPINAND_ID(SPINAND_READID_METHOD_OPCODE_DUMMY, 0xaa, 0x23), + NAND_MEMORG(1, 2048, 128, 64, 4096, 40, 2, 1, 1), + NAND_ECCREQ(8, 512), + SPINAND_INFO_OP_VARIANTS(&read_cache_variants, + &write_cache_variants, + &update_cache_variants), + 0, + SPINAND_ECCINFO(&w25n02kv_ooblayout, w25n02kv_ecc_get_status)), }; static int winbond_spinand_init(struct spinand_device *spinand) -- 2.48.1