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From: Boris Brezillon <boris.brezillon@bootlin.com>
To: Boris Brezillon <boris.brezillon@bootlin.com>,
	Tudor Ambarus <tudor.ambarus@microchip.com>,
	Marek Vasut <marek.vasut@gmail.com>
Cc: Alexandre Belloni <alexandre.belloni@bootlin.com>,
	Richard Weinberger <richard@nod.at>,
	linux-mtd@lists.infradead.org, "Sverdlin,
	Alexander \(Nokia - DE/Ulm\)" <alexander.sverdlin@nokia.com>,
	Brian Norris <computersforpeace@gmail.com>,
	David Woodhouse <dwmw2@infradead.org>
Subject: Re: [v5,3/3] mtd: spi-nor: Add a post BFPT fixup for MX25L25635E
Date: Fri,  7 Dec 2018 10:10:19 +0100	[thread overview]
Message-ID: <20181207091019.16907-1-boris.brezillon@bootlin.com> (raw)
In-Reply-To: <20181206103736.5957-4-boris.brezillon@bootlin.com>

On Thu, 2018-12-06 at 10:37:36 UTC, Boris Brezillon wrote:
> MX25L25635F and MX25L25635E share the same JEDEC-ID, but the F variant
> supports 4-byte opcodes while the E variant doesn't. We need a way to
> differentiate those 2 chips and set the SNOR_F_4B_OPCODES flag only for
> the F variant.
> 
> Luckily, 4-byte opcode support is not the only difference: Fast Read
> 4-4-4 is only supported by the F variant, and this feature is
> advertised in the BFPT table. Use this to decide when to set the
> SNOR_F_4B_OPCODES flag.
> 
> Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
> Reviewed-by: Tudor Ambarus <tudor.ambarus@microchip.com>

Applied to http://git.infradead.org/linux-mtd.git spi-nor/next.

Boris

      parent reply	other threads:[~2018-12-07  9:10 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-06 10:37 [PATCH v5 0/3] mtd: spi-nor: mx25l25635f: Use 4B opcodes Boris Brezillon
2018-12-06 10:37 ` [PATCH v5 1/3] mtd: spi-nor: Add the SNOR_F_4B_OPCODES flag Boris Brezillon
2018-12-06 11:29   ` Tudor.Ambarus
2018-12-07  9:10   ` [v5,1/3] " Boris Brezillon
2018-12-06 10:37 ` [PATCH v5 2/3] mtd: spi-nor: Add a post BFPT parsing fixup hook Boris Brezillon
2018-12-06 11:29   ` Tudor.Ambarus
2018-12-07  9:10   ` [v5,2/3] " Boris Brezillon
2018-12-06 10:37 ` [PATCH v5 3/3] mtd: spi-nor: Add a post BFPT fixup for MX25L25635E Boris Brezillon
2018-12-06 11:33   ` Tudor.Ambarus
2018-12-07  9:10   ` Boris Brezillon [this message]

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