From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wg0-x22c.google.com ([2a00:1450:400c:c00::22c]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1XC7Qv-00068y-LQ for linux-mtd@lists.infradead.org; Tue, 29 Jul 2014 13:27:14 +0000 Received: by mail-wg0-f44.google.com with SMTP id m15so8794140wgh.15 for ; Tue, 29 Jul 2014 06:26:46 -0700 (PDT) From: Raphael Poggi To: dwmw2@infradead.org, computersforpeace@gmail.com, linux-mtd@lists.infradead.org Subject: [PATCH] mtd: atmel_nand: increase chip_delay Date: Tue, 29 Jul 2014 15:27:27 +0200 Message-Id: <1406640447-9080-1-git-send-email-poggi.raph@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Cc: Raphael Poggi , linux-kernel@vger.kernel.org List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Some nand with 8k page size like Micron MT29F32G08ABAAAWP need more than 20us. Signed-off-by: Raphaël Poggi --- drivers/mtd/nand/atmel_nand.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c index e321c56..77bd877 100644 --- a/drivers/mtd/nand/atmel_nand.c +++ b/drivers/mtd/nand/atmel_nand.c @@ -2099,7 +2099,7 @@ static int atmel_nand_probe(struct platform_device *pdev) } nand_chip->ecc.mode = host->board.ecc_mode; - nand_chip->chip_delay = 20; /* 20us command delay time */ + nand_chip->chip_delay = 40; /* 40us command delay time */ if (host->board.bus_width_16) /* 16-bit bus width */ nand_chip->options |= NAND_BUSWIDTH_16; -- 1.7.9.5