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Date:   Mon, 18 Jul 2022 09:39:08 +0200
From:   Michael Walle <michael@walle.cc>
To:     Sudip Mukherjee <sudip.mukherjee@sifive.com>
Cc:     Tudor Ambarus <tudor.ambarus@microchip.com>,
        Pratyush Yadav <p.yadav@ti.com>,
        Miquel Raynal <miquel.raynal@bootlin.com>,
        Richard Weinberger <richard@nod.at>,
        Vignesh Raghavendra <vigneshr@ti.com>, greentime.hu@sifive.com,
        jude.onyenegecha@sifive.com, william.salmon@sifive.com,
        adnan.chowdhury@sifive.com, ben.dooks@sifive.com,
        linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 3/3] mtd: spi-nor: issi: is25wp256: Enable Quad Input Page
 Program
In-Reply-To: <20220712163823.428126-4-sudip.mukherjee@sifive.com>
References: <20220712163823.428126-1-sudip.mukherjee@sifive.com>
 <20220712163823.428126-4-sudip.mukherjee@sifive.com>
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Am 2022-07-12 18:38, schrieb Sudip Mukherjee:
> The flash chip is25wp256 supports Quad Input Page Program. Enable it
> in its no_sfdp_flags flags.

Are you sure, that chip doesn't have SFDP? Even the oldest datasheet
I've found [1] mention SFDP.

[1] https://datasheetspdf.com/pdf-file/1303587/ISSI/IS25WP256/1

-michael