From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 324735F489 for ; Thu, 1 Feb 2024 15:48:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706802492; cv=none; b=rMc8viAkuU2IeGC/8RavrZxJ6wkfVqVQ4I36fHU23gzDeOzn2nw8WNTc0qKLOmEWi6YGqNWosUHD/tLfPLL08EmonzcIGChsUydfjfb2PtGlOYx7YHI7oOiWFJIC5fyWYnYc1UcqveLc+Y3FNNUjbr9SxZh6e3vuXG5i8Kg2xBY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706802492; c=relaxed/simple; bh=id6J3Cdah8jvslg1QrGcgzsC/X2JHmHmGKSbDMSsEbk=; h=MIME-Version:Date:From:To:Cc:Subject:In-Reply-To:References: Message-ID:Content-Type; b=f3Rc/rIbzMIsnw/bvCXJQfEpp1sTHnDw55kRveW5ZPNH7E1iCtMzrJbk4mG0JhFl+LHRcgx7Hi36J58508lgQKZHFdAJ/sDzLVwDHmFYyh6PAx6SsQo7B/FgaKR8KdKtpNbJ7Lf+l83DibTg8YaEwdEe32yv0T4hxiyiFkX2rx0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=dbIzhgLp; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="dbIzhgLp" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5237EC433C7; Thu, 1 Feb 2024 15:48:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1706802491; bh=id6J3Cdah8jvslg1QrGcgzsC/X2JHmHmGKSbDMSsEbk=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=dbIzhgLpUu4cbJMkZ0C9hcGjOvzWU0SNikeIjwAkyy9HqZ30gsabUPaezCHWsY4l+ FY8PEEiOlIwKWkp2AYhAd8OKUQE7H44jHOwa43TaHgGbjyQyfo6RFkb1q1n3LpISyB Uh60hYwkQDTyE8YWAmIeVJ5Ag1Cr+y7BOTTRvs2bAyLwsiPnalIF4RqkRieyhMy0dL 2jYEMeGumZHhnC0xcJADyTrc1EoyOaR6LCyf/Qt2+DMtxW0Ep8fh4WifBt/4nsLq0s QSwQSADHyFeYHAz6GFvABlbzS/BBgdSJoKZjm35kKxU7Fdr4LH4zHqOdGCgMSmzRfh eRP4hpp6iO7Dw== Precedence: bulk X-Mailing-List: linux-spi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Date: Thu, 01 Feb 2024 16:48:06 +0100 From: Michael Walle To: Jaime Liao Cc: linux-mtd@lists.infradead.org, linux-spi@vger.kernel.org, tudor.ambarus@linaro.org, pratyush@kernel.org, miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, broonie@kernel.org, leoyu@mxic.com.tw, jaimeliao@mxic.com.tw Subject: Re: [PATCH v8 6/9] mtd: spi-nor: add support for Macronix Octal flash MX25 series with RWW feature In-Reply-To: <20240201094353.33281-7-jaimeliao.tw@gmail.com> References: <20240201094353.33281-1-jaimeliao.tw@gmail.com> <20240201094353.33281-7-jaimeliao.tw@gmail.com> Message-ID: X-Sender: mwalle@kernel.org Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Hi, > From: JaimeLiao > > Adding Macronix Octal flash for Octal DTR support. > > The octaflash series can be divided into the following types: > > MX25 series : Serial NOR Flash. > LM/UM series : Up to 250MHz clock frequency with both DTR/STR > operation. > LW/UW series : Support simultaneous Read-while-Write operation in > multiple > bank architecture. Read-while-write feature which means > read > data one bank while another bank is programing or > erasing. > > MX25LW : 3.0V Octal I/O with Read-while-Write > MX25UW : 1.8V Octal I/O with Read-while-Write > > MX25LM : 3.0V Octal I/O > Link: > https://www.mxic.com.tw/Lists/Datasheet/Attachments/8729/MX25LM51245G,%203V,%20512Mb,%20v1.1.pdf > > MX25UM : 1.8V Octal I/O > Link: > https://www.mxic.com.tw/Lists/Datasheet/Attachments/8967/MX25UM51245G,%201.8V,%20512Mb,%20v1.5.pdf > > Those flash have been tested on Xilinx Zynq-picozed board using > MXIC SPI controller. > As below are debugfs data, the SFDP table and result of mtd-utils > tests dump. > > --- What is this? There is already a "---" below. It goes like this: [From:] Patch description. Link: Link: Signed-off-by: --- Test data and SFDP dump diff --git a/drivers/mtd/spi-nor/macronix.c b/drivers/mtd/spi-nor/macronix.c ... -michael