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From:   Boris Brezillon <boris.brezillon@bootlin.com>
To:     Tudor.Ambarus@microchip.com, marek.vasut@gmail.com,
        dwmw2@infradead.org, computersforpeace@gmail.com,
        boris.brezillon@bootlin.com, richard@nod.at,
        Cyrille.Pitchen@microchip.com
Cc:     linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [v2] mtd: spi-nor: parse SFDP 4-byte Address Instruction Table
Date:   Sat,  8 Dec 2018 13:30:35 +0100
Message-Id: <20181208123035.9924-1-boris.brezillon@bootlin.com>
In-Reply-To: <20181206144330.30860-1-tudor.ambarus@microchip.com>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On Thu, 2018-12-06 at 14:43:39 UTC,  wrote:
> From: Cyrille Pitchen <cyrille.pitchen@microchip.com>
> 
> Add support for SFDP (JESD216B) 4-byte Address Instruction Table. This
> table is optional but when available, we parse it to get the 4-byte
> address op codes supported by the memory.
> Using these op codes is stateless as opposed to entering the 4-byte
> address mode or setting the Base Address Register (BAR).
> 
> Flashes that have the 4BAIT table declared can now support
> SPINOR_OP_PP_1_1_4_4B and SPINOR_OP_PP_1_4_4_4B opcodes.
> 
> Tested on MX25L25673G.
> 
> Signed-off-by: Cyrille Pitchen <cyrille.pitchen@microchip.com>
> [tudor.ambarus@microchip.com:
> - rework erase and page program logic,
> - pass DMA-able buffer to spi_nor_read_sfdp(),
> - introduce SPI_NOR_HAS_4BAIT
> - various minor updates.]
> Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>

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

Boris